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4. Design and function / 5. Transport, packaging and storage
4. Design and function
Description
Nominal size 100 or 160 mm
„
EN
The instruments measure the pressure by means of resilient diaphragm pressu-
„
re elements.
The measuring characteristics are in accordance with the EN 837-3 standard.
„
With models 432.50, 433.50, 452.50, 453.50, 432.56, 433.56, 452.56, 453.56
„
the case is equipped with a blow-out device in the case back and therefore
meets the safety level "S1" per EN 837-1.
With models 432.30, 433.30, 452.30, 453.30, 432.36, 433.36, 452.36, 453.36
„
the case is equipped with a solid baffle wall (Solidfront) and a blow-out back
and therefore meets the safety level "S3" per EN 837-1.
Scope of delivery
Cross-check scope of delivery with delivery note.
5. Transport, packaging and storage
5.1 Transport
Check the instrument for any damage that may have been caused by transport.
Obvious damage must be reported immediately.
Shocks can cause small bubbles to form in the fill fluid of filled instru-
ments. This has no effect on the function of the instrument.
5.2 Packaging
Do not remove packaging until just before mounting.
Keep the packaging as it will provide optimum protection during transport (e.g.
change in installation site, sending for repair).
5.3 Storage
Permissible storage temperature
-40 ... +70 °C
16
WIKA operating instructions pressure gauge model 4 per ATEX
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