Faults - WIKA MH-1 Mode D'emploi

6. Faults

6. Faults
EN
Faults
Plastic has faded
No output signal
No/wrong output signal
12
CAUTION!
Physical injuries and damage to property and the environment
If faults cannot be eliminated by means of the listed measures, the
pressure transmitter must be taken out of operation immediately.
▶ Ensure that pressure or signal is no longer present and protect against
accidental commissioning.
▶ Contact the manufacturer.
▶ If a return is needed, please follow the instructions given in chapter 8.2
"Return".
WARNING!
Physical injuries and damage to property and the environment
caused by hazardous media
Upon contact with hazardous media (e.g. oxygen, acetylene, flammable
or toxic substances), harmful media (e.g. corrosive, toxic, carcinogenic,
radioactive), and also with refrigeration plants and compressors,
there is a danger of physical injuries and damage to property and the
environment.
▶ Should a failure occur, aggressive media with extremely high
temperature and under high pressure or vacuum may be present at the
instrument.
▶
For these media, in addition to all standard regulations, the appropriate
existing codes or regulations must also be followed.
▶
Wear the requisite protective equipment (see chapter 3.4 "Personal
protective equipment").
For contact details see chapter 1 "General information" or the back page
of the operating instructions.
Causes
UV irradiation
Cable break
No/wrong power supply
Wiring error
WIKA operating instructions, pressure transmitter, model MH-1
Measures
No measures required
Discolouration is harmless
Check the continuity, and if
necessary exchange the cable
Rectify the power supply
Rectify the wiring