BA_067_2019-05_10.00 Inline resistance thermometer
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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 media temperature:
-
20…200 °C
Permissible ambient temperature:
-4
0…100 °C
When supplied with a transmitter, the permissible ambient temperature is reduced to 85°C.
Restricted ambient conditions may apply in explosion protected environments (see
XA_004 for GA2201 or XA_002 for GA2211).
4.1 Maintenance / Service
When properly installed in accordance with applicable specifications, this device is
maintenance-free. However, we recommend an annual recalibration of the device.
In the event of a device malfunction, you can only replace the measuring insert respective-
ly the head transmitter.
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
pressure 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 dan-
ger due to residues when handling the removed device.
