- 4 - High quality 3V Relay and loads up to 2A/24V DC or 2A/120VAC
- LEDs for indicating status of each relay
- Standardized shield shape and design
- Raspberry Pi 4, 3, 2, and ZERO compatible 40-Pin Stacking Header
Installing Relay 4 Zero library:
Open Terminal and download the code by writing:
git clone https://github.com/sbcshop/Relay-4-Zero.git
Your code will be downloaded to '/home/pi' directory.
'test1.py' is example code for Zero Relay. Run test file and controll your devices with ZeroRelay
Relays are connected to the pins of the Rasberry Pi. Description of the pins connection is shown below.
- Relay1 - Pin 31
- Relay2 - Pin 33
- Relay3 - Pin 35
- Relay4 - Pin 37