| LED State | Meaning | |-----------|---------| | Green LED solid | Power ON, no fault | | Green LED flashing | Output overload or short circuit | | Yellow LED solid | Output active (target detected) | | Yellow LED off | No target detected | | Red LED flashing | Malfunction (e.g., supply voltage too low) |
Because the postal code 45127 is not the model, you must locate the . If you cannot find it: ifm electronic 45127 essen sensor manual
Some IFM sensors use a 4-wire cable (brown, white, blue, black) – consult your model’s pinout. | LED State | Meaning | |-----------|---------| |