Wika WUD-26 Manual do Utilizador descarregar pdf (Página 20)

Operating instructions/Betriebsanleitung, WUD-2x

11611057.01 GB/D 11/2013

9. Maintenance, accessories / 10. Trouble shooting

9. Maintenance, accessories

■

WIKA's pressure transducers require no maintenance.

■

Have repairs performed by the manufacturer only.

Accessories: For details about the accessories (e. g. connectors), please refer to WIKA‘s price list, WIKA‘s product catalog

on CD or or contact our sales department.

10. Trouble shooting

WARNING!

Open pressure connections only after the system is without pressure!

WARNING!

■

Take precautions with regard to remaining media in removed pressure transducers. Remaining media in the

pressure port may be hazardous or toxic!

■

Remove the pressure transducer from service and mark it to prevent it from being used again accidentally, if

it becomes damaged or unsafe for operation. Have repairs performed by the manufacturer only.

Do not insert any pointed or hard objects into the pressure port for cleaning to prevent damage to the

diaphragm of the pressure connection.

Please verify in advance if pressure is being applied (valves/ ball valve etc. open) and if the right voltage supply and the

right type of wiring (3-wire) has been chosen?

Failure Possible cause Procedure

Output signal unchanged after change in

pressure

Mechanical overload through overpressure Replace instrument; if failure reoccurs, consult

the manufacturer *)

Wrong supply voltage Replace instrument

No output signal No/incorrect voltage supply or current spike Adjust the voltage supply according to the

operating instructions *)

Cable break Check connections and cable

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Wika WUD-26 Manual do Utilizador Página 20