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RELAY4
4 Channel Relay Module 5V with Light Coupling
- One normally closed contact and one normally open contact
- Channel: 4 channel
- Relay Operating Voltage: 3.3V to 5V
- Triode drive, increasing relay coil
- High impedance controller pin
- Pull-down circuit for avoidance of malfunction
- Power supply indicator and Control indicator lamp
- Power supply and relay instructions, lit, disconnect is off;
- Input signal, signal, common Terminal and start conducting;
- Useful for appliance control;
- DC or AC signal, control, you can control the 220V AC load;
- There is a normally open and one normally close contact;
- The module is compliant with international safety standards, control and load areas isolation trenches.
