RPi Relay Board

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*Disclaimer: The images are merely illustrative.

Overview

The RPi Relay Board gives your Pi the ability to control high voltage/high current devices, easily makes normal home appliances become intelligent.

RPi Relay Board Features

• Supports Raspberry Pi A+/B+/2B/3B
• High quality relays, loads up to 250VAC/5A, 30VDC/5A
• Photo coupling isolation, prevent interference from high voltage circuit
• Onboard LEDs for indicating relays status
• Relay control jumper, allows to control the relays by custom pins other than the default pins
• Comes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835

What's on the RPi Relay Board

1. Raspberry Pi GPIO interface: for connecting Raspberry Pi
2. Relay screw terminal: for connecting target devices
3. Relays
4. Photocoupler: PC817
5. Relay indicator

• LED on: relay NC is opened, NO is closed
• LED off: relay NC is closed, NO is opened

Power indicator Relay control jumper

• short the jumper: control the relays by default I/Os used in the example code
• open the jumper: control the relays by custom I/Os through jumper wires

Photos

RPi Relay Board

RPi Relay Board back view

RPi Relay Board connecting with Raspberry Pi

Control the lamp by mobile phone

Note : the Pi in the photos is NOT included.

Dimensions

Development Resources

Wiki : www.waveshare.com/wiki/RPi_Relay_Board