Wika Bourdon tube pressure gauge UHP stainless steel safety version wika 232.35

Wika Bourdon tube pressure gauge UHP stainless steel safety version wika 232.35

Applications

■■ Increased safety requirements for personal protection

■■ For gaseous and liquid, also aggressive media fordemanding high purity applications, also in aggressive ambience

■■ For all UHP (ultra high purity) applications

■■ Semiconductor and flat panel industry

■■ Gas distribution systems, medical gases, hook-up application Special features

■■ Safety pressure gauge with solid baffle wall designed in compliance with operational safety requirements of EN 837-1

■■ VCR® compatible face seal fittings

■■ Helium leak tested

■■ Electropolished case

Description

Design

EN 837-1

Nominal size in mm

Accuracy class

1.6

Scale ranges

0 ... 1 to 0 ... 400 bar (0 ... 15 to 0 ... 6,000 psi)

or all other equivalent vacuum or combined pressure and

vacuum ranges

Pressure limitation

Steady: 3/4 x full scale value

Fluctuating: 2/3 x full scale value

Short time: Full scale value

Permissible temperature

Ambient: -40 ... +60 °C

Medium: +100 °C maximum

Temperature effect

When the temperature of the measuring system deviates

from the reference temperature (+20 °C):

max. ±0.4 %/10 K of full scale value

Ingress protection

IP 54 per EN 60529 / lEC 529