NSD ABSOCODER NCV-20NDNMP Specifications & Instruction Manual page 43

● Contents of the error monitor LED
Monitor LED
Light Error name
Name
status
Sensor
SE ON disconnected
error
Sensor data
DE ON
error
ME ON Memory error
Low power
ON
error
PF
-5V power
Flickering
supply error
● Other error contents
Error contents
The coupling between the axis of the
ABSOCOER sensor and the axis of
Zero point deviation
the machine is loose.
ABSOCODER sensor mounting is loose.
Probable cause
Sensor connector is
disconnected.
Sensor connector is loose.
Sensor cable is severed.
Wiring has a noise source
Sensor cable is severed.
The internal circuit or part is
broken down or deteriorated.
Voltage drop of 24VDC power
supply
Instantaneous power failure of
24VDC power supply
Wiring has a noise source
The internal circuit or part is
broken down or deteriorated.
Probable cause
Error clear procedures
Secure the connector
Replace the cable.
- Check the GND terminal is
grounded.
- Check whether there is no
power line around the
sensor cable.
Replace the cable.
Restart the power supply
for the converter.
Check the power supply.
21.6 to 26.4VDC
(including a ripple)
- Check the GND terminal is
grounded.
- Check whether there is no
power line around the
sensor cable.
Restart the power supply
for the converter.
Error clear procedures
Secure the coupling /
mounting.
37
Recovering method
After removing an error
cause, clear the error by
either way:
- Press CLR button.
- Clear the error of the
OUT data.
Replace the converter
if an error has occurred
again.
After removing an error
cause, clear the error by
either way:
- Press CLR button.
- Clear the error of the
OUT data.
After removing an error
cause, restart the power
supply for the converter.
Replace the converter
if an error has occurred
again.
Recovering method
Set the zero point.