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WCv2.0 RESTful API Documents

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Paul Nong-Laolam edited this page May 20, 2026 · 9 revisions

**Note that the RESTful API is disabled by default and must be enabled from the setup tab on the web interface. **

**This documentation is for Espec North America Web controller version 2 (Pages have blue backgrounds). **

If you have version 3 (Pages have black backgrounds), see here instead.

Table of Contents:

[TOC]

Index Route

Returns top level uri list

  • URL
    /api/v1.0/

  • Method
    GET

  • URL Params

    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)] Force the server to refresh the cache before responding.
      • file=[Boolean(False)] Respond with a file instead of putting the response into the message body.

  • Success Response

    • Code: 200

    • Content:

        :::json
  {
      "uri": [
          "http://10.30.100.151/api/v1.0/chambers", 
          "http://10.30.100.151/api/v1.0/systems"
      ]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0' % host)
  rsp.raise_for_status()
  print(rsp.json())

All Chambers Route

Returns a list of available chambers (only 1 for now)

  • URL
    /api/v1.0/chambers

  • Method
    GET

  • URL Params

    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)] Force the server to refresh the cache before responding.
      • file=[Boolean(False)] Respond with a file instead of putting the response into the message body.
      • everything=[Boolean(True)] Respond with all data (True) or just the uri's (False).

  • Success Response

    • Code: 200

    • Content:

        :::json
  {
  	"chambers": [
  		{
  			"alarms": {
  				"list": [
  					{
  						"controller": 1, 
  						"id": 115, 
  						"name": "Sensor Failure", 
  						"number": 0, 
  						"triggered": false
  					},
  				], 
  				"ok": true
  			}, 
  			"controllers": [
  				{
  				"cascade": true, 
  				"humidity": false, 
  				"indConstant": true, 
  				"model": "P300"
  				}
  			], 
  			"events": [
  				{
  					"N": 1, 
  					"controller": 1, 
  					"manual": true, 
  					"name": "Time Signal #1", 
  					"status": {
  						"constant": false, 
  						"current": false
  					}, 
  					"uri": "http://10.30.100.151/api/v1.0/chambers/1/events/1", 
  					"valid": true
  				}
  			], 
  			"loops": [
  				{
  					"N": 1, 
  					"controller": 1, 
  					"deviation": {
  						"negative": -10.0, 
  						"positive": 10.0
  					}, 
  					"enable": {
  						"constant": true, 
  						"current": true
  					}, 
  					"enable_cascade": {
  						"constant": false, 
  						"current": false
  					}, 
  					"mode": {
  						"constant": "On", 
  						"current": "On"
  					}, 
  					"modes": [
  						"On"
  					], 
  					"name": "Temperature", 
  					"power": {
  						"constant": null, 
  						"current": null
  					}, 
  					"processValue": {
  						"air": 21.7, 
  						"product": 21.8
  					}, 
  					"range": {
  						"max": 190.0, 
  						"min": -80.0
  					}, 
  					"setValue": {
  						"air": -40.0, 
  						"constant": -40.0, 
  						"current": -40.0, 
  						"product": 0.0
  					}, 
  					"units": "\u00b0C", 
  					"uri": "http://10.30.100.151/api/v1.0/chambers/1/loops/1", 
  					"valid": true
  				}
  			], 
  			"operations": {
  				"datetime": {
  					"strftime": "Tue Jan 31 2017 16:35:58", 
  					"uts": 1485880558.0
  				}, 
  				"mode": "Constant", 
  				"program": {
  					"editor": "/program/editor", 
  					"name": null, 
  					"number": null, 
  					"step": null, 
  					"time_end": null, 
  					"time_step": null, 
  					"time_total": null, 
  					"uri": null
  				}
  			}, 
  			"programs": {
  				"all": [
  					{
  						"name": "", 
  						"number": 1, 
  						"uri": "http://10.30.100.151/api/v1.0/chambers/1/programs/1"
  					},
  				], 
  				"existing": []
  			}, 
  			"refrigerators": [
  				{
  				"controller": 1, 
  				"mode": "auto", 
  				"modes": [
  					{
  						"text": "Off", 
  						"value": "off"
  					}, 
  					{
  						"text": "20%", 
  						"value": "20%"
  					}, 
  					{
  						"text": "50%", 
  						"value": "50%"
  					}, 
  					{
  						"text": "100%", 
  						"value": "100%"
  					}, 
  					{
  						"text": "Auto", 
  						"value": "auto"
  					}
  				],
  				"valid": true
  				}
  			], 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1"
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Route

Get all cache-able information about the chamber, This includes operation state, alarm state, control loop status, available programs, time signal status, refrigeration status.

  • URL
    /api/v1.0/chambers/:cid

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)] Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    All parameters aside from "N" & "controller" are optional, any parameter not shown below are ignored. Where a parameter's value is {"constant":value } the value may be applied directly ie:
    {"loops":[{"enable":{"constant":value }}]} == {"loops":[{"enable":value}]}

      :::json
  {
  	"loops": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"deviation": {
  				"negative": -10.0, 
  				"positive": 10.0
  			}, 
  			"enable": { "constant": true }, 
  			"enable_cascade": { "constant": false }, 
  			"mode": { "constant": "On" },
  			"power": { "constant": 0.0 }, 
  			"range": {
  				"max": 190.0, 
  				"min": -80.0
  			}, 
  			"setValue": { "constant": -40.0 }
  		}
  	],
  	"events": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"status": { "constant": false }
  		}
  	],
  	"refrigerators": [
  		{
  			"controller": 1, 
  			"mode": "auto"
  		}
  	],
  }

  • Success Response:

    • GET Request:

      • Code: 200
        Content:

          :::json
  {
  	"alarms": {
  		"list": [
  		{
  			"controller": 1, 
  			"id": 115, 
  			"name": "Sensor Failure", 
  			"number": 0, 
  			"triggered": false
  		}
  		], 
  		"ok": true
  	}, 
  	"controllers": [
  		{
  			"cascade": true, 
  			"humidity": false, 
  			"indConstant": true, 
  			"model": "P300"
  		}
  	], 
  	"events": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"manual": true, 
  			"name": "Time Signal #1", 
  			"status": {
  				"constant": false, 
  				"current": false
  			}, 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/events/1", 
  			"valid": true
  		}
  	], 
  	"loops": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"deviation": {
  				"negative": -10.0, 
  				"positive": 10.0
  			}, 
  			"enable": {
  				"constant": true, 
  				"current": true
  			}, 
  			"enable_cascade": {
  				"constant": false, 
  				"current": false
  			}, 
  			"mode": {
  				"constant": "On", 
  				"current": "On"
  			}, 
  			"modes": [
  				"On"
  			], 
  			"name": "Temperature", 
  			"power": {
  				"constant": null, 
  				"current": null
  			}, 
  			"processValue": {
  				"air": 20.8, 
  				"product": 20.9
  			}, 
  			"range": {
  				"max": 190.0, 
  				"min": -80.0
  			}, 
  			"setValue": {
  				"air": -40.0, 
  				"constant": -40.0, 
  				"current": -40.0, 
  				"product": 0.0
  			}, 
  			"units": "\u00b0C", 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/loops/1", 
  			"valid": true
  		}
  	], 
  	"operations": {
  		"datetime": {
  			"strftime": "Wed Feb 01 2017 08:12:44", 
  			"uts": 1485936764.0
  		}, 
  		"mode": "Constant", 
  		"program": {
  			"editor": "/program/editor", 
  			"name": null, 
  			"number": null, 
  			"step": null, 
  			"time_end": null, 
  			"time_step": null, 
  			"time_total": null, 
  			"uri": null
  		}
  	}, 
  	"programs": {
  		"all": [
  			{
  				"name": "", 
  				"number": 1, 
  				"uri": "http://10.30.100.151/api/v1.0/chambers/1/programs/1"
  			}
  		],
  		"existing": []
  	}, 
  	"refrigerators": [
  		{
  			"controller": 1, 
  			"mode": "auto", 
  			"modes": [
  				{
  					"text": "Off", 
  					"value": "off"
  				}, 
  				{
  					"text": "20%", 
  					"value": "20%"
  				}, 
  				{
  					"text": "50%", 
  					"value": "50%"
  				}, 
  				{
  					"text": "100%", 
  					"value": "100%"
  				}, 
  				{
  					"text": "Auto", 
  					"value": "auto"
  				}
  			], 
  			"valid": true
  		}
  	], 
  	"uri": "http://10.30.100.151/api/v1.0/chambers/1"
  }

    • POST | PUT Request

      • Code: 200
        Content:

          :::json
  {
  	"events": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"manual": true, 
  			"name": "Time Signal #1", 
  			"status": {
  				"constant": false, 
  				"current": false
  			}, 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/events/1", 
  			"valid": true
  		}
  	], 
  	"loops": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"deviation": {
  				"negative": -10.0, 
  				"positive": 10.0
  			}, 
  			"enable": {
  				"constant": true, 
  				"current": true
  			}, 
  			"enable_cascade": {
  				"constant": false, 
  				"current": false
  			}, 
  			"mode": {
  				"constant": "On", 
  				"current": "On"
  			}, 
  			"modes": [
  				"On"
  			], 
  			"name": "Temperature", 
  			"power": {
  				"constant": null, 
  				"current": null
  			}, 
  			"processValue": {
  				"air": 20.8, 
  				"product": 20.9
  			}, 
  			"range": {
  				"max": 190.0, 
  				"min": -80.0
  			}, 
  			"setValue": {
  				"air": -40.0, 
  				"constant": -40.0, 
  				"current": -40.0, 
  				"product": 0.0
  			}, 
  			"units": "\u00b0C", 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/loops/1", 
  			"valid": true
  		}
  	], 
  	"refrigerators": [
  		{
  			"controller": 1, 
  			"mode": "auto", 
  			"modes": [
  				{
  					"text": "Off", 
  					"value": "off"
  				}, 
  				{
  					"text": "20%", 
  					"value": "20%"
  				}, 
  				{
  					"text": "50%", 
  					"value": "50%"
  				}, 
  				{
  					"text": "100%", 
  					"value": "100%"
  				}, 
  				{
  					"text": "Auto", 
  					"value": "auto"
  				}
  			], 
  			"valid": true
  		}
  	], 
  	"uri": "http://10.30.100.151/api/v1.0/chambers/1"
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set temperature to 25 degrees)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1' % host,
  	data=json.dumps({"loops":[{"N": 1, "controller": 1, "setValue": 25.0}]}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Loops Route

Get a list of all control loops for the chamber.

  • URL
    /api/v1.0/chambers/:cid/loops

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    All parameters aside from "N" & "controller" are optional, all extra parameters will be ignored.
    Where a parameter is {"constant":value } the value may be applied directly ie:
    [{"enable":{"constant":value }}] == [{"enable":value}]

      :::json
  [
  	{
  		"N": 1, 
  		"controller": 1, 
  		"deviation": {
  			"negative": -10.0, 
  			"positive": 10.0
  		}, 
  		"enable": { "constant": true }, 
  		"enable_cascade": { "constant": false }, 
  		"mode": { "constant": "On" },
  		"power": { "constant": 0.0 }, 
  		"range": {
  			"max": 190.0, 
  			"min": -80.0
  		}, 
  		"setValue": { "constant": -40.0 }
  	}
  ]

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"loops": [
  		{
  			"N": 1, 
  			"controller": 1, 
  			"deviation": {
  				"negative": -10.0, 
  				"positive": 10.0
  			}, 
  			"enable": {
  				"constant": true, 
  				"current": true
  			}, 
  			"enable_cascade": {
  				"constant": false, 
  				"current": false
  			}, 
  			"mode": {
  				"constant": "On", 
  				"current": "On"
  			}, 
  			"modes": [
  				"On"
  			], 
  			"name": "Temperature", 
  			"power": {
  				"constant": null, 
  				"current": null
  			}, 
  			"processValue": {
  				"air": 20.8, 
  				"product": 20.9
  			}, 
  			"range": {
  				"max": 190.0, 
  				"min": -80.0
  			}, 
  			"setValue": {
  				"air": -40.0, 
  				"constant": -40.0, 
  				"current": -40.0, 
  				"product": 0.0
  			}, 
  			"units": "\u00b0C", 
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/loops/1", 
  			"valid": true
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Notes

    • The following parameters may or may not be present: enable_cascade, deviation, depending on if the loop/controller supports cascade control/product temperature control.
    • The power parameter is a read only on all supported controllers except th Watlow F4T.

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/loops' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set temperature to 25 degrees)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/loops' % host,
  	data=json.dumps({"loops":[{"N": 1, "controller": 1, "setValue": 25.0}]}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Events Route

Get a list of all events (Time Signals) for the chamber.

  • URL
    /api/v1.0/chambers/:cid/events

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    All parameters aside from "N" & "controller" are optional, all extra parameters will be ignored.
    Where a parameter is {"constant":value } the value may be applied directly ie:
    [{"enable":{"constant":value }}] == [{"enable":value}]

      :::json
  [
  	{
  		"N": 1, 
  		"controller": 1, 
  		"status": { "constant": false }, 
  	}
  ]

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"events": [
  		{
  			"N": 1,
  			"controller": 1,
  			"manual": true,
  			"name": "Time Signal #1",
  			"status": {
  				"constant": false,
  				"current": false
  			},
  			"uri": "http://10.30.100.151/api/v1.0/chambers/1/events/1",
  			"valid": true
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/events' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time signal #1 to on)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/events' % host,
  	data=json.dumps({"events":[{"N": 1, "controller": 1, "status": True}]}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Refrigerators Route

Get a list of all refrigeration systems for the chamber.

  • URL
    /api/v1.0/chambers/:cid/refrigerators

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    All parameters aside from "controller" are optional, all extra parameters will be ignored.

      :::json
  [
  	{
  		"controller": 1,
  		"mode": "auto"
  	}
  ]

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"refrigerators": [
  		{
  			"controller": 1,
  			"mode": "auto",
  			"modes": [
  				{
  					"text": "Off",
  					"value": "off"
  				},
  				{
  					"text": "20%",
  					"value": "20%"
  				},
  				{
  					"text": "50%",
  					"value": "50%"
  				},
  				{
  					"text": "100%",
  					"value": "100%"
  				},
  				{
  					"text": "Auto",
  					"value": "auto"
  				}
  			],
  			"valid": true
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/refrigerators' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time refrig to auto)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/refrigerators' % host,
  	data=json.dumps([{"controller": 1, "mode": "auto"}]),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Air Speeds Route

Get a list of all available circulator air speeds for the chamber. Added with version: 2.4.0 Beta2

  • URL
    /api/v1.0/chambers/:cid/airspeeds

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    All parameters aside from "controller" are optional, all extra parameters will be ignored.

      :::json
  [
  	{
  		"controller": 1,
  		"constant": 2
  	}
  ]

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"airspeeds": [
  		{
  			"constant": 2, 
  			"controller": 1, 
  			"current": 2, 
  			"options": [
  				{
  					"name": "#1 (low)", 
  					"value": 1
  				}, 
  				{
  					"name": "#2", 
  					"value": 2
  				}, 
  				{
  					"name": "#3", 
  					"value": 3
  				}, 
  				{
  					"name": "#4 (high)", 
  					"value": 4
  				}
  			], 
  			"uri": "http://10.30.200.149/api/v2/chambers/1/airspeeds/1"
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/airspeeds' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time refrig to auto)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/refrigerators' % host,
  	data=json.dumps([{"controller": 1, "constant": 1}]),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Controllers Route

Get a list of all process controllers on the chamber.

  • URL /api/v1.0/chambers/:cid/controllers

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"controllers": [
  		{
  			"cascade": true,
  			"humidity": false,
  			"indConstant": true,
  			"model": "P300"
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/controllers' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Controller Client Route

Direct access to the chamber controller's native communication protocol. Modbus, delimited ascii, etc. Added with version 2.5.11

  • URL /api/v1.0/chambers/:cid/controllers/:ctlrid/client

  • Method:
    POST

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • ctlrid=[integer] Chamber controller id, in almost all cases this will be 1, confirm by GET /api/v1.0/chambers/:cid/controllers
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params Format must match exactly as shown: {"commands": [{"method":string, "args":array}]}

    • Available methods P300/SCP-220:
      • interact
        • Write a command to the controller and read the response.
        • arguments:
          • command(string): command to write, without delimiter.
        • returns:
          • string
    • Available methods Watlow F4/F4T:
      • read_input
        • read an 16bit unsigned input register(s) from the controller
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • unsigned int
      • read_input_signed
        • read an 16bit signed input register(s) from the controller, signed
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • int
      • read_input_float
        • read 2 input register(s) as single precision floating point from the controller
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • float
      • read_input_string
        • read some input registers from the controller and convert them to a string, 1 byte per register.
        • arguments:
          • register(int): Modbus register to read from.
          • count(int): Number of registers to read.
        • returns:
          • float
      • read_holding
        • read an 16bit unsigned holding register(s) from the controller
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • unsigned int
      • read_holding_signed
        • read an 16bit signed holding register(s) from the controller, signed
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • int
      • read_holding_float
        • read 2 holding register(s) as single precision floating point from the controller
        • arguments:
          • register(int): Modbus register to read from.
          • count(int, default=1): Number of registers to read.
        • returns:
          • float
      • read_holding_string
        • read some holding registers from the controller and convert them to a string, 1 byte per register.
        • arguments:
          • register(int): Modbus register to read from.
          • count(int): Number of registers to read.
        • returns:
          • float
      • write_holding
        • write an 16bit unsigned holding register(s) to the controller
        • arguments:
          • register(int): Modbus register to write to.
          • value(int or list): value to write
      • write_holding_signed
        • write an 16bit signed holding register(s) to the controller
        • arguments:
          • register(int): Modbus register to write to.
          • value(int or list): value to write
      • write_holding_float
        • write 2 holding register(s) as single precision floating point to the controller
        • arguments:
          • register(int): Modbus register to write to.
          • count(float or list): Number of registers to read.
      • write_holding_string
        • read some holding registers from the controller and convert them to a string, 1 byte per register.
        • arguments:
          • register(int): Modbus register to write to.
          • value(string): value to write

    Example P300/SCP-220; get rom version.

      :::json
  {
  	"commands": [
  		{
  			"method": "interact",
  			"args":["ROM?"]
  		}
  	]
  }

    Example Watlow F4/F4T; get current temperature (F4T).

      :::json
  {
  	"commands": [
  		{
  			"method": "read_holding_float",
  			"args":[2742]
  		}
  	]
  }

  • Success Response (P300/SCP-220):

    • POST Request
      Code: 200
      Content:

        :::json
  {
  	"commands": [
  		{
  			"method": "interact",
  			"args":["ROM?"],
  			"response": "EMLC      5.00 "
  		}
  	]
  }

  • Success Response (Watlow F4/F4T):

    • POST Request
      Code: 200
      Content:

        :::json
  {
  	"commands": [
  		{
  			"method": "read_holding_float",
  			"args":[2742],
  			"response": [43.900001525878906]
  		}
  	]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/controllers/1/client' % host,
  	data=json.dumps({"commands": [{"method": "interact","args":["ROM?"]}]}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Operations Route

Get the current mode of operation for the chamber.

  • URL
    /api/v1.0/chambers/:cid/operations

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"operations": {
  		"datetime": {
  			"strftime": "Wed Feb 01 2017 12:51:26",
  			"uts": 1485953486
  		},
  		"mode": "Constant",
  		"program": {
  			"editor": "/program/editor",
  			"name": null,
  			"number": null,
  			"step": null,
  			"time_end": null,
  			"time_step": null,
  			"time_total": null,
  			"uri": null
  		}
  	}
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/operations' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Programs Route

Get a list of all available programs for the chamber.

  • URL
    /api/v1.0/chambers/:cid/programs

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"programs": {
  		"all": [
  			{
  				"name": "",
  				"number": 1,
  				"uri": "http://10.30.100.151/api/v1.0/chambers/1/programs/1"
  			}
  		],
  		"existing": []
  	}
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/programs' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Alarms Route

Get a list of all alarms possible alarms, there status, and if any are currently triggered.

  • URL
    /api/v1.0/chambers/:cid/alarms

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"alarms": {
  		"list": [
  			{
  				"controller": 1,
  				"id": 115,
  				"name": "Sensor Failure",
  				"number": 0,
  				"triggered": false
  			}
  		],
  		"ok": true
  	}
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/alarms' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Loops\Events\Refrigerators\Controllers\Operations\Programs\Alarms Route

Get any combination of the individual Chamber Loops\Events\Refrigerators\Controllers\Operations\Programs\Alarms routes in one call.

  • URL
    /api/v1.0/chambers/:cid/:params

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • params=[list[strings]]
        Valid parameters: loops, events, refrigerators, controllers, operations, programs, alarms
        separate desired params with a + ie: /api/v1.0/chambers/1/loops+events
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    Only params loops, events, and refrigerators are settable All parameters aside from "N" & "controller" are optional, all extra parameters will be ignored.
    Where a parameter is {"constant":value } the value may be applied directly ie:
    {"loops":[{"enable":{"constant":value }}]} == {"loops":[{"enable":value}]}

      :::json
  {
  	"loops": [...],
  	"events": [...],
  	"refrigerators": [...]
  }

  • Success Response:

    • GET Request:

      • Code: 200
        Content:

          :::json
  {
  	"alarms": {...}, 
  	"controllers": [...], 
  	"events": [...], 
  	"loops": [...], 
  	"operations": {...}, 
  	"programs": {...}, 
  	"refrigerators": [...]
  }

    • POST | PUT Request

      • Code: 200
        Content:

          :::json
  {
  	"events": [...], 
  	"loops": [...], 
  	"refrigerators": [...]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/loops+events' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time signal #1 to on, and set temperature to 25.0)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/loops+events' % host,
  	data=json.dumps({
  		"events":[{"N": 1, "controller": 1, "status": True, "manual":True}],
  		"loops":[{"N": 1, "controller": 1, "setValue": 25.0}]
  	}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

  • Notes

    • See the individual routes for an exact explanation on what the "Data Params" & "Success Response" data will look like.

Chamber Loop Route

Get a specific set of loop parameters by id

  • URL
    /api/v1.0/chambers/:cid/loops/:lid

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • lid=[integer]
        Loop id.
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params

    All parameters aside from "N" & "controller" are optional, all extra parameters will be ignored. Where a parameter is {"constant":value } the value may be applied directly ie:
    {"enable":{"constant":value }} == {"enable":value}

      :::json
  {
  	"N": 1,
  	"controller": 1,
  	"deviation": {
  		"negative": -10,
  		"positive": 10
  	},
  	"enable": { "constant": true },
  	"enable_cascade": { "constant": false },
  	"mode": { "constant": "On" },
  	"power": { "constant": 0.0 },
  	"range": {
  		"max": 190,
  		"min": -80
  	},
  	"setValue": { "constant": -40 }
  }

  • Success Response:

    • GET Request
      Code: 200
      Content:

        :::json
  {
  	"N": 1,
  	"controller": 1,
  	"deviation": {
  		"negative": -10,
  		"positive": 10
  	},
  	"enable": {
  		"constant": true,
  		"current": true
  	},
  	"enable_cascade": {
  		"constant": false,
  		"current": false
  	},
  	"mode": {
  		"constant": "On",
  		"current": "On"
  	},
  	"modes": [
  		"On"
  	],
  	"name": "Temperature",
  	"power": {
  		"constant": null,
  		"current": null
  	},
  	"processValue": {
  		"air": 21.6,
  		"product": 21.6
  	},
  	"range": {
  		"max": 190,
  		"min": -80
  	},
  	"setValue": {
  		"air": -40,
  		"constant": -40,
  		"current": -40,
  		"product": 0
  	},
  	"units": "°C",
  	"uri": "http://10.30.100.151/api/v1.0/chambers/1/loops/1",
  	"valid": true
  }

    • PUT | POST Request
      Code: 204
      Content: None

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/loops/1' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set temperature to 25.0)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/loops/1' % host,
  	data=json.dumps({"N": 1, "controller": 1, "setValue": 25.0}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()

Chamber Event Route

Get a specific set of Event parameters by id

  • URL
    /api/v1.0/chambers/:cid/events/:eid

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • eid=[integer]
        Event id.
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params

    All parameters aside from "N" & "controller" are optional, all extra parameters will be ignored.
    Where a parameter is {"constant":value } the value may be applied directly ie:
    {"status":{"constant":value }} == {"status":value}

      :::json
  {
  	"N" :1,
  	"controller": 1,
  	"status": {"constant": true},
  	"manual", true
  }

  • Success Response:

    • GET Request
      Code: 200
      Content:

        :::json
  {
  	"N": 1,
  	"controller": 1,
  	"manual": true,
  	"name": "Time Signal #1",
  	"status": {
  		"constant": false,
  		"current": false
  	},
  	"uri": "http://10.30.200.254/api/v1.0/chambers/1/events/1",
  	"valid": true
  }

  • Error Response

    • Code: 403 FORBIDDEN Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/events/1' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time signal #1 to on)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/events/1' % host,
  	data=json.dumps({"N": 1, "controller": 1, "status": True, "manual":True}),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()

Chamber Air Speed Route

Get a specific set of Air Speed parameters by id Added with version: 2.4.0 Beta2

  • URL
    /api/v1.0/chambers/:cid/airspeeds/:aid

  • Method:
    GET | POST | PUT

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • aid=[integer]
        Air Speed id.
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params

    Where a parameter is {"constant":value } the value may be applied directly ie:
    {"constant":value } == value

      :::json
  1

  • Success Response:

    • GET Request
      Code: 200
      Content:

        :::json
  {
  	"constant": 3,
  	"controller": 1,
  	"current": 3,
  	"options": [
  		{
  			"name": "#1 (low)",
  			"value": 1
  		},
  		{
  			"name": "#2",
  			"value": 2
  		},
  		{
  			"name": "#3",
  			"value": 3
  		},
  		{
  			"name": "#4 (high)",
  			"value": 4
  		}
  	],
  	"uri": "http://10.30.100.144:5555/api/v2/chambers/1/airspeeds/1"
  }

  • Error Response

    • Code: 403 FORBIDDEN Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/airspeeds/1' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # post request (set time signal #1 to on)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/events/1' % host,
  	data=json.dumps(1),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()

Chamber Program Route

Get/update/delete a specific program

  • URL
    /api/v1.0/chambers/:cid/programs/:pid

  • Method:
    GET | POST | PUT | DELETE

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • pid=[integer]
        Program Number.
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.
      • delete=[Boolean(False)]
        Override the request POST or PUT methods to preform a DELETE request.
      • knockout=[Boolean(False)] When True apply web controller chamber configuration data to assist in gui display.

  • Data Params
    Post same data type received via the GET Response

  • Success Response:

    • GET Request
      Code: 200
      Content:

      • P300/SCP-220 Based Chambers

          :::json
  {
  	"controllerType": "Espec,P300",
  	"counter_a": {
  		"cycles": 0,
  		"end": 0,
  		"start": 0
  	},
  	"counter_b": {
  		"cycles": 0,
  		"end": 0,
  		"start": 0
  	},
  	"end": "OFF",
  	"humiDetail": {
  		"mode": "OFF",
  		"range": {
  		"max": 100,
  		"min": 0
  		},
  		"setpoint": null
  	},
  	"name": "TEST1",
  	"next_prgm": 0,
  	"steps": [
  		{
  			"granty": false,
  			"humidity": {
  				"enable": false,
  				"ramp": false,
  				"setpoint": 0
  			},
  			"number": 1,
  			"paused": false,
  			"refrig": {
  				"mode": "auto",
  				"setpoint": 0
  			},
  			"relay": [
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false,
  				false
  			],
  			"temperature": {
  				"deviation": {
  				"negative": -10,
  				"positive": 10
  				},
  				"enable_cascade": false,
  				"ramp": false,
  				"setpoint": 10
  			},
  			"time": {
  				"hour": 1,
  				"minute": 0
  			}
  		}
  	],
  	"tempDetail": {
  		"mode": "OFF",
  		"range": {
  			"max": 190,
  			"min": -80
  		},
  		"setpoint": null
  	}
  }

      • Watlow F4T Based Chamber

          :::json
  {
  	"controllerType": "WatlowF4T",
  	"gs_dev": [
  		{
  			"value": 5.6
  		},
  		{
  			"value": 10
  		}
  	],
  	"hasenables": true,
  	"haswaits": false,
  	"log": false,
  	"name": "Test1",
  	"steps": [
  		{
  			"duration": {
  				"hours": 1,
  				"minutes": 0,
  				"seconds": 0
  			},
  			"events": [
  				{
  					"number": 1,
  					"value": "off"
  				},
  				{
  					"number": 2,
  					"value": "off"
  				},
  				{
  					"number": 3,
  					"value": "off"
  				},
  				{
  					"number": 4,
  					"value": "off"
  				},
  				{
  					"number": 5,
  					"value": "off"
  				},
  				{
  					"number": 6,
  					"value": "off"
  				},
  				{
  					"number": 7,
  					"value": "off"
  				},
  				{
  					"number": 8,
  					"value": "off"
  				}
  			],
  			"jcount": 1,
  			"jstep": 1,
  			"loops": [
  				{
  					"cascade": false,
  					"enable": true,
  					"gsoak": false,
  					"isCascade": false,
  					"max": 180,
  					"min": -70,
  					"mode": "",
  					"rate": 0,
  					"showEnable": false,
  					"target": 10
  				},
  				{
  					"cascade": false,
  					"enable": false,
  					"gsoak": false,
  					"isCascade": false,
  					"max": 95,
  					"min": 10,
  					"mode": "",
  					"rate": 0,
  					"showEnable": true,
  					"target": 10
  				}
  			],
  			"type": "instant",
  			"waits": []
  		}
  	]
  }

    • POST | PUT | DELETE Request
      Code: 200
      Content:

        :::json
  {
  	"programs": {
  		"all": [
  			{
  				"name": "TEST1",
  				"number": 1,
  				"uri": "http://10.30.100.151/api/v1.0/chambers/1/programs/1"
  			}
  		],
  		"existing": [
  			{
  				"name": "TEST1",
  				"number": 1,
  				"uri": "http://10.30.100.151/api/v1.0/chambers/1/programs/1"
  			}
  		]
  	}
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get request
  rsp = requests.get('http://%s/api/v1.0/chambers/1/programs/1' % host)
  rsp.raise_for_status()
  my_program = rsp.json()
  print(my_program)

  # delete request (delete program #1)
  rsp = requests.delete('http://%s/api/v1.0/chambers/1/programs/1' % host)
  rsp.raise_for_status()

  # post request (upload a program to #1)
  rsp = requests.post(
  	'http://%s/api/v1.0/chambers/1/programs/1' % host,
  	data=json.dumps(my_program),
  	headers={"Content-type": "application/json"}
  )
  rsp.raise_for_status()
  print(rsp.json())

Chamber Program Steps Route

Get the number of steps in a program, and the currently running step if that program is running.

  • URL
    /api/v1.0/chambers/:cid/programs/:pid/steps

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • pid=[integer]
        Program number.
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content: {"count":10, "current":1}

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/programs/1/steps' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber update Operations Route

Change the run mode of the chamber(Constant, Stop, Program).

  • URL
    /api/v1.0/chambers/:cid/operations/:oper
    /api/v1.0/chambers/:cid/operations/:oper/:pid
    /api/v1.0/chambers/:cid/operations/:oper/:pid/:step

  • Method:
    POST

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
      • oper=[string]
        standby,off,stop = Stop operation
        constant = Run the constant setpoint
        program = Run a program, requires pid=[int] programpause = Pause the running program
        programresume = Resume the paused program
        programnextstep = Run the next step in the running program
      • pid=[int]
        The number of the program to run if oper == program
    • Optional:
      • step=[int(1)]
        The step of the program to run, step 1 is run if this is omitted.
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)]
        Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"operations": {
  		"datetime": {
  			"strftime": "Wed Feb 01 2017 14:45:09",
  			"uts": 1485960309
  		},
  		"mode": "Constant",
  		"program": {
  			"editor": "/program/editor",
  			"name": null,
  			"number": null,
  			"step": null,
  			"time_end": null,
  			"time_step": null,
  			"time_total": null,
  			"uri": null
  		}
  	}
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # start constant mode
  rsp = requests.post('http://%s/api/v1.0/chambers/1/operations/constant' % host)
  rsp.raise_for_status()
  print(rsp.json())

  # start program #1 step #2
  rsp = requests.post('http://%s/api/v1.0/chambers/1/operations/program/1/2' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Trend Log Route

Get/Delete the chambers logged data in several formats.

  • URL
    /api/v1.0/chambers/:cid/logs/trend

  • Method:
    GET | DELETE

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:

      • format=[string(JSON)]

        • JSON = Formatted for a flot chart.
        • CSV = Formatted as comma separated values.

      • newest=[int(null)]
        Unix time stamp for the newest data point in a range (requires oldest param too).

      • oldest=[int(null)] Unix time stamp for the oldest data point in a range (requires newest param too).

      • recent=[int(21600)] Get data points for the most recent number of seconds.

      • columns=[string('seconds,datetime,loops,mode')] (added w/ firmware v2.3.0) Columns to get data points for; comma separated list. Available columns:

        • seconds Date/Time formatted as a unix time stamp.
        • loops All PID loop set point(s) (null values when not controlling) and process value(s).
        • loops_full All PID loop parameters.
        • events The state of all events (time signals).
        • alarms The state of all alarms on the chamber.
        • alarm_active All active alarms as a comma separated list.
        • programs All program parameters.
        • programs_state The program state as a formatted string.
        • extsrcs All external source parameters.

      • units=[Boolean(False)] (added w/ firmware v2.3.0) Add the units to the column labels when format=CSV.

      • envelope=[Boolean(False)] Place response data into a {"data":response} envelope.

      • cached=[Boolean(True)] Force the server to refresh the cache before responding.

      • file=[Boolean(False)] Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:

    • GET Request: Code: 200
      Content: Varies by configuration/format parameter.
    • DELETE Request: Code: 204
      Content: None

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'

  # get data log as a csv
  rsp = requests.get('http://%s/api/v1.0/chambers/1/logs/trend' % host, params={"recent":3600, "format":"CSV"})
  rsp.raise_for_status()
  print(rsp.text)

  # delete the data logs
  rsp = requests.delete('http://%s/api/v1.0/chambers/1/logs/trend' % host)
  rsp.raise_for_status()

Chamber Trend log Statistics

Get usage chamber operation usage statistics as well as operating mode change points (added w/ firmware v2.3.0).

  • URL /api/v1.0/chambers/:cid/logs/trend/stats

  • Method: GET

  • URL Params

    • Optional:
      • interval=[int(4464)] The amount of time to calculate the operating statistics for in hours. The default of 4464 is 6 months.
      • limit=[int(20)] The maximum number of operating mode changes to find.
      • offset=[int(0)] The number of operating mode changes to skip before returning the found changes, ie for a limit of 20:
        • offset=0: 0-19
        • offset=20: 20-39
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)] Respond with a file instead of putting the response into the message body.

  • Data Params None

  • Success Response:
    Code: 200
    Content:

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/logs/trend/stats' % host)
  rsp.raise_for_status()
  print(rsp.json())

Chamber Humidity Graph Route

Get the humidity graph for the chamber formatted for flot chart

  • URL
    /api/v1.0/chambers/:cid/logs/humidityGraph

  • Method:
    GET

  • URL Params

    • Required:
      • cid=[integer]
        Chamber id, must be 1 (used for future expansion)
    • Optional:
      • envelope=[Boolean(False)]
        Place response data into a {"data":response} envelope.
      • cached=[Boolean(True)]
        Force the server to refresh the cache before responding.
      • file=[Boolean(False)] Respond with a file instead of putting the response into the message body.

  • Data Params
    None

  • Success Response:
    Code: 200
    Content:

      :::json
  {
  	"graph": [
  		{
  			"color": "blue",
  			"data": [[85,95],[20,95],[10,90],[10,80],[20,45],[40,20],[60,10],[85,10],[85,95]],
  			"label": "Standard Humidity"
  		},
  		{
  			"color": "green",
  			"data": [[40,20],[20,45],[10,80],[10,40],[20,30],[40,20]],
  			"label": "Low Humidity (Enable Dry Air)"
  		},
  		{
  			"color": "red",
  			"data": [[60,10],[40,20],[20,30],[10,40],[10,15],[40,15],[60,10]],
  			"label": "Low Humidity (Dry Air & Low Humidity)"
  		}
  	],
  	"xlabel": "Temperature(°C)",
  	"xmax": 100,
  	"xmin": 0,
  	"xticks": [[0,"0"],[100,"100"],[85,"85"],[20,"20"],[10,"10"],[40,"40"],[60,"60"]],
  	"ylabel": "Humidity(%RH)",
  	"yticks": [[0,"0"],[100,"100"],[95,"95"],[90,"90"],[80,"80"],[45,"45"],[20,"20"],[10,"10"],[40,"40"],[30,"30"],[15,"15"]]
  }

  • Error Response

    • Code: 403 FORBIDDEN
      Content: None
    • Code: 422 UNPROCESSABLE ENTITY
      Content: { "exception": "python exception class", "message": "python exception message", "traceback": "python traceback" }

  • Sample Call

    • Python using requests library.

        :::python
  import requests, json

  host = 'YOUR HOST NAME OR IP HERE'
  rsp = requests.get('http://%s/api/v1.0/chambers/1/logs/humidityGraph' % host)
  rsp.raise_for_status()
  print(rsp.json())

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Version: v2.0 | Last Updated: May 2026

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