WIKA F6137, Operating Instructions Manual

Page: 19 / 64

19 Operating instructions, models F6137, F6148, F6160, F6171
ADPR1X914115.01 10/2020 EN/DE
EN
6. Faults
Faults Causes Measures
No output signal
or wrong output signal
No or wrong supply voltage,
current pulse
Rectify the supply voltage
Cable break Check the continuity
Wrong pin assignment Check pin assignment
Deviating zero-point signal Overload, load offset, wrong
connection
Consult the manufacturer
Constant output signal
when changing force
Mechanical overload, wrong
pin assignment, defective force
introduction
Consult the manufacturer
Leaking from the hydraulic ring
force transducer
Visual check whether the fill
fluid has leaked (glycerine-
water mixture)
Signal span varies Electromagnetic interference
sources in the environment;
e.g. frequency converter
Shield instrument; cable
shield; remove source of
interference
Signal span drops/too small Mechanical overload, leaking
of the hydraulic ring force
transducer
Consult the manufacturer
6.2 Faults of the hydraulic ring force transducer with pressure sensor