Swap any two input wires; if the red LED activates, the sensor is working correctly.
If L1 or L2 voltage is too low, the relay will not operate at all. gmr32b+phase+controller+manual+patched
Connect relay output terminals (4 and 5) to the control circuit of your contactor or Variable Frequency Drive (VFD). Swap any two input wires; if the red
Power the system and check the LED status . A green light indicates a correct sequence, while red signifies an error. Technical Specifications Specification Rated Voltage 380V AC (Standard) / Wide range options up to 500V Input Range Swap any two input wires