2301300.07 EN/DE/FR 12/2017
15 WIKA Operating instructions / Betriebsanleitung / Mode d'emploi PS-20, PS-21
If the problem persists, contact our sales department.
USA, Canada
If the problem continues, contact WIKA or an authorized agent for assistance. If the pressure switch must be
returned obtain an RMA (return material authorization) number and shipping instructions from the place of
purchase. Be sure to include detailed information about the problem. Pressure switches received by WIKA
without a valid RMA number will not be accepted.
Process material certificate (Contamination declaration for returned goods)
Purge / clean dismounted instruments before returning them in order to protect our employees and the
environment from any hazard caused by adherent remaining media.
Service of instruments can only take place safely when a Product Return Form has been submitted and
fully filled-in. This Return Form contains information on all materials with which the instrument has come into
contact, either through installation, test purposes, or cleaning. You can find the Product Return Form on our
internet site (www.wika.de / www.wika.com).
9. Trouble shooting / 10. Storage, disposal
GB
10. Storage, disposal
When storing or disposing of the pressure switch, take precautions with regard to remai-
ning media in removed pressure switches. We recommend cleaning the switch properly
and carefully. Remaining media in the pressure port may be hazardous or toxic!
Mount the protection cap when storing the pressure transmitter in order to prevent any damage to the
diaphragm (PS-21).
Dispose of instrument components and packaging materials in accordance with the respective waste
treatment and disposal regulations of the region or country to which the instrument is supplied.
Storage
Disposal
WIKA reserves the right to alter these technical specifications.
!
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