WIKA P-31 - Manual (Page 21)

21 WIKA operating instructions precision pressure transmitter model P-3x
11473500.04 10/2011 GB/D/F/E
GB
Faults Causes Measures
No output signal Cable break
No/wrong power supply or current pulse
Check the through drilling
Correct the power supply
No/wrong output signal Wiring error Observe the pin assignment
7. Maintenance and cleaning
7.1 Maintenance
This instrument is maintenance-free.
Repairs must only be carried out by the manufacturer.
7.2 Cleaning
CAUTION!
■ Before cleaning, correctly disconnect the instrument from the pressure supply, switch it
off and disconnect it from the mains.
■ Clean the instrument with a moist cloth.
■ Residual media in dismounted instruments can result in a risk to persons, the
environment and equipment. Take sufficient precautionary measures.
■ Do not use any pointed or hard objects for cleaning, since the diaphragm of the process
connection must not be damaged.
For information on returning the instrument see chapter 9.2 "Return".
8. Faults
In the event of any faults, first check whether the pressure transmitter is mounted correctly,
mechanically and electrically.
7. Maintenance and cleaning / 8. Faults