5 Volt 4 Channel Arduino Relay Module User Manual

Contents1 The Basics2 Where to Purchase the Relay Module3 Relay Module Inputs4 Relay Module Outputs.5 Module Schematic6 Typical Connection to an Arduino7 Sample Sketch8 Useful Information and Links8.1 Songle SRD Relay Data Sheet8.2 817C Optocoupler Datasheet8.3 Video Tutorial The Basics This relay module allows you to combine the processing power of the Arduino to devices … Continue reading 5 Volt 4 Channel Arduino Relay Module User Manual