Important Details For Your Information - WIKA WU-20 Mode D'emploi

1. Important details for your information

Read these operating instructions without fail before installing and starting the pressure
transducer
EN
1. Important details for your information
Read these operating instructions before installing and starting the pressure transducer. Keep the
operating instructions in a place that is accessible to all users at any time.
The following installation and operating instructions have been compiled by us with great care but it is
not feasible to take all possible applications into consideration. These installation and operation instruc-
tions should meet the needs of most pressure measurement applications. If questions remain regarding
a specific application, you can obtain further information:
Via our Internet address www.wika.de / www.wika.com
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The product data sheet is designated as PE 87.07
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Contact WIKA for additional technical support (+49) 9372 / 132-0
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If the serial number on the product label gets illegible (e.g. by mechanical damage or repainting), the
retraceability of the instrument is not possible any more.
WIKA transducers are carefully designed and manufactured using state-of-the-art technology. Every
component undergoes strict quality and e)vironmental inspection before assembly and each instrument
is fully tested prior to shipment. Our environmental management system is certified to ISO 14001.
Use of the product in accordance with the intended use WU-20, WU-25 and WU-26:
Use the transducer to transform the pressure into an electrical signal.
For transducer with Ex-marking:
Use the nonincendive transducer of category 3G to transform the pressure into an electrical signal in
hazardous areas of zone 2.
Certificate for transducer with Ex-marking:
Transducer for operation in hazardous areas.
ATEX marking: II 3G Ex nA ic IIC T6/T5/T4 Gc X and II 3G Ex ec ic IIC T6/T5/T4 Gc X
IECEx marking: IECEx BVS 13.0070 X, Ex nA ic IIC T6/T5/T4 Gc and Ex ex ic IIC T6/T5/T4 Gc
4 WIKA operating instructions, model WU-2x