Arduino 8 Channel Relay Wiring Diagram
25+ Arduino 8 Channel Relay Wiring Diagram Background. A relay can be used to control high voltages with a low voltage by connecting it to an mcu. Controlling a relay module with the arduino is as simple as controlling any other output as we'll see this relay module has two channels (those blue cubes).
Alibaba.com offers 968 8 channel relay for arduino products.
This 8 channel relay module can adopt most common range of microcontrollers, such as arduino, raspberry devices , you can use any device or appliance as your output. Alibaba.com offers 968 8 channel relay for arduino products. The wire colors shown in figure 1 in the diagrams color code table are examples only. How to use relay to control high power load?
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