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4
Operation
During operation, take care that the device remains within its intended pressure and tem-
perature ranges. No other monitoring is necessary.
Permissible ambient temperature:
Optionally, you can order devices with an extended ambient temperature range
of -40...80 °C.
4.1
Maintenance / Service
When properly installed in accordance with applicable specifications, this device is mainte-
nance-free. However, we recommend an annual recalibration of the device.
In case of damage or defects, the customer can replace the following elements:
Display module
Cable glands (if applicable)
For defects to other components, repairs must be performed in the factory.
5
Disassembly
When measuring hot media, make sure that the device has cooled down prior to any dis-
mounting or wear appropriate protective clothing to avoid burns.
Switch off the power supply to the device before disconnecting the electrical connections.
Once this is done, the device may be mechanically removed.
Warning
Opening pressurized lines might cause severe injuries.
Danger of severe injuries or damage
Relieve the process pressure before attempting to remove the device. Shut
off the pressure supply for all feed lines to the device and relieve the pres-
sure in them.
Warning
Hazardous deposits and residues might remain on opened process connec-
tions and removed devices.
Danger of injury
After the device has been removed, seal off the measuring point and mark
the open process connection accordingly. Consider a possible danger due
to residues when handling the removed device.
BA_080_en_2022-01_11.02 Pressure transmitter PASCAL CV4
-20...80 °C
Page 5/24
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