Wika 632.51+8xx Manual do Utilizador descarregar pdf (Página 5)

WIKA Operating instructions pressure gauges Model 632.51 with 831 per ATEX

11059738 11/2008 GB/D/F

3. Technical data and intended use

Working pressure

Steady: full scale value

Fluctuating: 0.9 x full scale value

Overpressure safety: 50 x scale range 7 bar maximum

Pressure connection

n According to the general technical regulations for pressure gauges,

respectively (i.e. EN 837-2 “Selection and installation recommendations for

pressure gauges”).

When screw-fitting the gauges the force required for sealing must not be ap-

plied through the case or terminal box but, using a suitable tool, only through

the spanner flats provided for this purpose at the square of the connector.

Installation using

a spanner

Temperature effect

When the temperature of the measuring system deviates

from the reference temperature (+20 °C):

max. ±0.6 %/10 K of full scale value

IP Ingress protection

IP 54 per EN 60 529 / IEC 60 529

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Wika 632.51+8xx Manual do Utilizador Página 5