ProLine P16800
35
9 Troubleshooting
USE CAUTION WHEN CONDUCTING ANY TROUBLESHOOTING. FAILURE TO ABIDE BY THE REQUIREMENTS
SET FORTH HEREIN MAY RESULT IN SERIOUS INJURY OR DEATH, AS WELL AS DAMAGE TO PROPERTY.
Malfunction state
Possible causes
Remedy
The LED lights up red and switching
output SW is open.
Overtemperature
Check the ambient temperature
Voltage supply
Check the power supply
Speed sensor voltage connection
< 9.5 V
Check the connection
Signal current from speed sensor
< 2.2 mA
Check the speed sensor, cable, and
connections
Open line U/I
Check cable and connections
U/I low
Check the controller
Internal device error
Replace the device
Open circuit
Check wiring
The LEDs do not light up and switch-
ing output SW is open.
Undervoltage
Check the power supply
See also
