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FEM630 | ELECTROMAGNETIC FLOWMETER | OI/FEM630-EN REV. A
...11 Repair
...Replacing the frontend board
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 22 to open and close the housing
safely.
NOTICE
In the event of a fault, the frontend board can be replaced on
flowmeters with an integral mount design.
Replace the frontend board as follows:
1 Switch off the power supply.
2 Unscrew / remove the cover.
3 Remove the LCD indicator. Ensure that the cable harness
is not damaged.
4 Pull the connector out of the sensor cable harness.
5 Pull out the SensorMemory
Note
The SensorMemory is assigned to the sensor. The
SensorMemory is therefore fastened to the sensor cable
harness with a cable retainer.
Ensure that the SensorMemory remains with the sensor and
cannot be lost!
Pull the faulty frontend board out forwards.
6 Insert new frontend board.
7 Attach connector from the sensor cable harness.
8 Attach the SensorMemory.
9 Insert the LCD indicator and screw on /replace the cover.
10 Once the power supply is switched on, load the system
data from the SensorMemory.
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