49
NRG 1x-60 - Installation & Operating Manual -
819681-00
Fault code display
Fault code
Internal
designation
Possible faults
Remedy
E.019
V6Err
EMC or
voltage error 6.0 V
Check the installation location
Replace the level electrode
E.020
V5Err
EMC or
voltage error 5.0 V
Check the installation location
Replace the level electrode
E.021
V3Err
EMC or
voltage error 3.3 V
Check the installation location
Replace the level electrode
E.022
V1Err
EMC or
voltage error 1.2 V
Check the installation location
Replace the level electrode
E.023
V12Err
EMC or
voltage error 12 V
Check the installation location
Replace the level electrode
E.024
CANErr
Wrong baud rate or
wiring error
Check the baud rate, wiring and terminating
resistors
E.025
ESMG1Err
EMC error or
internal process error
Check the installation location
Replace the level electrode
E.026
BISTErr
EMC or
internal error
Check the installation location
Replace the level electrode
E.027
OvertempErr
Ambient
temperature > 75 °C
Check the installation location
Lower the ambient temperature
of the terminal box
All fault codes from E.001 to E.007 not listed here are available as reserves
System malfunctions
Generally speaking, electromagnetic interference can be the cause of virtually all of the fault
codes mentioned above. It is more likely to be the cause of permanent faults; however, it
should also be considered in the case of sporadic fault indications.