5V 1Ch Relay Module Board Shield with Optocoupler Red

100% brand new and high quality

1-Channel relay module, with photoelectric isolation

The module can be high or low by a jumper setting trigger

With power and relay action indicator

The module Operating voltage 5V

The module uses genuine quality relay, normally open interfaces

Maximum load: AC 250V/10A, DC 30V/10A

Module 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 wire

Code:

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