Germany wika Bourdon tube pressure gauge wika 131.11 stainless steel

Germany wika Bourdon tube pressure gauge wika 131.11 stainless steel

Applications

■■ For gaseous and liquid aggressive media that are

not highly viscous or crystallising, also in aggressive

ambience

■■ CDA (clean dry air) applications

■■ Indication of failure alarm on gas cylinders

■■ Machine building and general plant construction

Special features

■■ All stainless steel construction

■■ Cost-effective and reliable

■■ Compatible with switch contacts (NS 50)

■■ Scale ranges up to 0 … 1,000 bar

Description

Design

EN 837-1

Nominal size in mm

40, 50, 63

Accuracy class

2.5

Scale ranges

NS 40 and 50: 0 ... 1 to 0 ... 600 bar

NS 63: 0 ... 1 to 0 ... 1,000 bar

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