CatWAN Farmer, a grower's water saving project
Monitoring soil moisture at different depths to determine when to irrigate, and - more importantly - how much water is needed. Save 25%!
- Provide low cost, easy to build, and rugged components for optimizing agricultural irrigation.
- DIY calibrated gypsum soil moisture sensors (Watermark SS200 is also supported).
- Hand held sensor reader (soil moisture, soil/water salinity, water pressure).
- Solar powered remote sensor platform.
- 4 electrically separated inputs for soil moisture sensors.
- LoRa module for long range (6 miles).
- temperature/humidity sensors.
- Solar battery charger.
- Real time clock for sleep mode power saving and precise irrigation timing.
- Gateway to connect multiple LoRa end nodes to the Internet.
- Supports packet mode LoRa® (package mode) or LoRaWAN ™ Class A, B and C.
- Compatible with Beelan, The Things Network and other LoRaWAN networks.
- Easy reprogramming compatible with Arduino and Circuit Python.
- 32-bit ARM Cortex-M0+ processor with 256KB flash, 32KB SRAM, and an operating speed of up to 48MHz.
- Connectivity: USB 2.1.
- Vin: 4.2V-6.0V for charger - otherwise 3.5V-6.0V
- VBATT: 3.7V Lipo
- VCC: 600mA @3.3V
- Receiver Sensitivity: down to -146 dBm.
- TX Power: adjustable up to +18.5 dBm.
- Range: up to 15 km coverage in suburban and up to 5 km coverage.
- Watermark SS200 soil water tension sensor (4 x).
- Capacitive (FDR) volumetric soil moisture sensors (3x).
- Temperature and humidity.
- Compatible LoRa 915 and 868 Mhz.
Hardware released under an CERN Open Hardware Licence v1.2. See the LICENSE_HARDWARE file for more information.
Designed by Electronic Cats.
Electronic Cats is a registered trademark, please do not use if you sell these PCBs.
Electronic Cats invests time and resources providing this open source design, please support Electronic Cats and open-source hardware by purchasing products from Electronic Cats!