4 csatornás relé modul 4 csatornás relé vezérlőkártya optocsatolóval. Relé kimenet 4 utas relé modul a számára
4 channel relay module 4-channel relay control board with optocoupler. Relay Output 4 way relay module for
4-channel relay output modules , relay output contacts 250A 10A. Input IN1, IN2, IN3 , IN4, the signal line LOW effective. VCC, GND power input, can relay a separate power supply relay power input of JD- VCC .
Uses:
1, support all MCU control.
2, the industrial sector;
3, PLC control
4, smart home control;
580048776 - a a