Explosion hazard through open device in explosion-hazardous environment
‣ In the case of Ex devices, fault diagnosis cannot be carried out on the open device as this
annuls the explosion protection.
9.2 Process error messages
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%).
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.
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.
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
E 105 Bus error reading the relay
data after power-up
Incorrect relay data Reset relay data
E 106 Universal card bus error Faulty universal input
functioning
Replace universal card,
notify Service
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