18: TROUBLESHOOTING
USER’S MANUAL 18-15
Troubleshooting Diagram 9
Is error indicator
ERR2 on?
YES
NO
NO
YES
YES
Call IDEC for assistance.
Supply the rated voltage.
AC power type: 100 to 240V AC
DC power type: 24V DC
NO
Normal voltage does not appear
on sensor power terminals.
Is the POW (power)
indicator on?
NO
YES
Is the POW (power)
indicator on?
Is the sensor power
outputted correctly?
END
See Troubleshooting Diagram 4,
“Error indicator ERR2 is on.”