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FEM630 | ELECTROMAGNETIC FLOWMETER | OI/FEM630-EN REV. A
...11 Repair
There is a fuse in the transmitter housing.
Perform the following steps to replace the fuse:
1 Switch off the power supply.
2 Open the transmitter housing.
3 Pull out the defective fuse and insert a new fuse.
4 Closing the transmitter housing.
5 Switch on the power supply.
6 Check that the device is working correctly.
If the fuse blows again on activation, the device is defective
and must be replaced.
Fuse holder
1
Figure 70 Fuse holder position
Power supply transmitter
Rated current of fuse
Nominal voltage of fuse
Design
Breaking capacity
Ordering number
Spare parts
Repair and maintenance activities may only be performed by
authorized customer service personnel.
When replacing or repairing individual components, use
original spare parts.
Note
Spare parts can be ordered from ABB Service.
www.abb.com/contacts
Replacing the fuse
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
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