Operating instructions

Troubleshooting
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9 Troubleshooting
The following section provides you with an overview of possible causes of errors to provide you
with an initial troubleshooting aid.
9.1 Troubleshooting instructions
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Warning!
In the case of Ex devices, fault diagnosis cannot be carried out on the open device as this annuls
the explosion protection.
!
Note!
Errors for which an error code is shown on the display are described in Section 9.2.
Further information on the display is also provided in Section 5.2.1.
9.2 Process error messages
!
Note!
Faults have the highest priority. The associated error code is displayed. A fault is present if the
memory module for writing and reading data is defective or if data could not be read correctly.
9.2.1 Device malfunction
Display Cause Remedy
No measured value display
No power supply connected Check the power supply of the device.
Power supply applied, device defective The device must be replaced.
The red marking for
overrange/underrange is flashing on the
bar graph.
Analog output is > 10% above or below
the scaled range.
Check the scaling of the analog output
(Out 100% or Out 0%).
Error code Cause Effect Remedy
E 101 Bus error reading the
config/calibration data after
power-up
Faulty device functioning Instrument error, notify
Service
E 102 Implausible operating data
(checksum)
Configuration lost Perform preset
E 103 Implausible calibration data Faulty device functioning Instrument error, notify
Service
E 104 Bus error reading the
min/max data after
power-up
Incorrect min/max values Reset min/max values