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HAUBER-Elektronik GmbH
15
Maintenance and repair
15.1
General notes
15.2
Fault resolution table
Fault
No measured
value
(4-20 mA)
Incorrect
measurement
value
EMC prob-
lems
Tab. 7: Fault resolution table
Repair and cleaning work on vibration monitoring units may only be performed
by an authorised specialist familiar with the safety regulations governing hand-
ling electrical components.
Replace defective cables immediately!
A defective vibration monitoring unit must be completely replaced.
The vibration monitoring unit HE102 is maintenance-free.
Cause
No voltage supply
Connection cable interrupted
Fuse defective
Connection has incorrect polarity
Vibration monitoring unit defective
Vibration monitoring unit not fric-
tion-locked.
Vibration monitoring unit mounted
in wrong position.
Action
Check voltage source and/or supply
cable
Replace connection cable
Replace fuse
Establish correct connection polarity
Replace vibration control unit
Mount vibration monitoring unit in a fric-
tion-locked manner.
Mount vibration monitoring unit in correct
position.
For further information, see chapter "Al-
ternative earthing concept" on page 17.
18
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