Ji Gu, three indicators are flashing at the same time.

The sensor may be damaged or the parameters are not good.

1 and three indicator lights flash at the same time, indicating that the sensor is damaged, the power consumption is too large, and its working current is too large, which leads to excessive voltage drop and directly affects other input points.

2. To remove the M point at the input end, judge the group first, then remove the connections in the group one by one, or replace the 24V power supply.