Replacing The Sensor; Returning Devices - ABB CoriolisMaster FCH400 Series Operating Instructions Manual

144 CoriolisMaster FCB400, FCH400 CORIOLIS MASS FLOWMETER | OI/FCB400/FCH400-EN REV. E

Replacing the sensor

WARNING
Risk of injury due to process conditions.
The process conditions, for example high pressures and
temperatures, toxic and aggressive measuring media, can
give rise to hazards when working on the device.
• Before working on the device, make sure that the process
conditions do not pose any hazards.
• If necessary, wear suited personal protective equipment
when working on the device.
• Depressurize and empty the device / piping, allow to cool
and purge if necessary.
NOTICE
If the O-ring gasket is seated incorrectly or damaged, this
may have an adverse effect on the housing protection class.
Follow the instructions in Opening and closing the housing
on page 38 to open and close the housing safely.
Note
The frontend board of the replacement sensor has a
SensorMemory module.
The calibration and system data of the sensor is stored in the
SensorMemory.
After powering-up the power supply, the transmitter
automatically replicates the system data from the
SensorMemory.
Replace the sensor as described below:
1. Switch off the power supply.
2. Unscrew / remove the cover.
3. Disconnect the signal cable (if necessary, remove the
potting compound).
4. Install the new sensor in accordance with Installation on
page 31.
5. Complete the electrical connection in accordance with
Electrical connections on page 46.
6. Unscrew / set down the cover once again
7. After powering-up the power supply, the transmitter
automatically replicates the system data from the
SensorMemory.

Returning devices

Use the original packaging or a secure transport container of an
appropriate type if you need to return the device for repair or
recalibration purposes.
Fill out the return form (see Return form on page 147) and
include this with the device.
In accordance with the EU Directive governing hazardous
materials, the owner of hazardous waste is responsible for its
disposal or must observe the following regulations for shipping
purposes:
All devices delivered to ABB must be free from any hazardous
materials (acids, alkalis, solvents, etc.).
Address for returns:
Please contact Customer Center Service according to page 5 for
nearest service location.