1/5/10PCS 1 Channel 5V / 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino
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1 Channel High Low Level Triger Optocoupler 12V Relay ModuleDescription:100% and high quality1-Channel relay module, with photoelectric isolationThe module can be high or low by a jumper setting triggerWith power and relay action indicatorThe module Operating voltage 5V/12VThe module uses genuine quality relay, normally open interfacesMaximum load: AC 250V/10A,?DC 30V/10AModule interface:??? DC+: positive power supply (VCC)(12V)??? DC-: negative power supply (GND)??? IN: The control end, the driving current should be more than 4mA??? COM: The control of loop of earth wiree:? ? int RelayPin = 6;? ? void setup()? ? {? ? ? ? ?pinMode(RelayPin,OUTPUT);? ? }? ? void loop()? ? {? ? ? ? ?char i;? ? ? ? ?i = analogRead(12);? ? ? ? ?if(i > 12)? ? ? ? ?{? ? ? ? ? ? ? digitalWrite(RelayPin,HIGH);? ? ? ? ?}? ? ? ? ?else? ? ? ? ?{? ? ? ? ? ? ? digitalWrite(RelayPin,LOW);? ? ? ? ?}? ? }Package Included: 1 X 1 Channel relay module(5V/12V)?10050RoarKit Relay Module??
















































