octopus_ef04026.md

OCTOPUS 1Channel Relay 5V(EF04026)

Introduction

OCTOPUS 1Channel Relay is a single relay electronic brick.

Products Link

ELEFREAKS Octopus 1 Channel Relay

Characteristics

The 3-pins ports is easy to plug and play. It can work with micro:bit in 3V.

Specifications

Item	Parameter
SKU	EF04026
Relay Supply Voltage	3V-5.5V
Contactor Control	Light separation circuit
Drive Circuit	Transistor drives circuit, high resistance of the pins
Heavy Relay	DC 24V 2A，AC 120V 2A
PCB location hole	Standard 3mm

Outlook and Dimensions

Quick to Start

Materials used and connection diagram

Connect to the P1 port as the picture shows

Take sensor:bit for example

Program as the picture shows

Reference

Links: https://makecode.microbit.org/_5fRVFCVFUJmE

You can also download the links below:

<iframe style="position:absolute;top:0;left:0;width:100%;height:100%;" src="https://makecode.microbit.org/#pub:_5fRVFCVFUJmE" frameborder="0" sandbox="allow-popups allow-forms allow-scripts allow-same-origin"></iframe>

Result

Press the button A or B to control the on or off of the relay.

Relevant Cases

Technique Files