Akytec PD111 Manuel de l'utilisateur - Page 11

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Faults

8. Faults

Table 8.1 Faults

No output signal

Output signal is unsta-

ble or remains con-

stant even if pressure

is changing

* Nota: When cleaning the process connection any mechanical influence on the dia-

phragm must be avoided.

akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: +49 (0) 511 16 59 672-0 · www.akytec.de

Fault

Possible cause

Cable breakdown

Electrical short in power

supply circuit

Voltage reversal

Process connection is

blocked up

Loss of pressure integrity in

the process connection

Missing electrical contact

Remedy

Check the cable line

Reverse polarity

Clean the connection*

Find the leakage and fix it

Switch off power supply and

check the contacts