Bourdon tube pressure gauge Safety version wika 111.31, welding gauge to ISO 5171

Bourdon tube pressure gauge Safety version wika 111.31, welding gauge to ISO 5171

Applications

■■ For equipment and plants for welding, cutting and allied

processes

■■ Application for oxygen and acetylene

■■ Increased safety requirements

Special features

■■ Safety pressure gauge with solid baffle wall

■■ Reliable and cost-effective

■■ Nominal size 50

■■ Scale ranges up to 0 … 400 bar

Description

Design

ISO 5171

Nominal size in mm

Accuracy class

2.5

Scale ranges

0 ... 2.5 to 0 ... 400 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: -20 ... +60 °C

Medium: +60 °C maximum

Temperature effect

When the temperature of the measuring system deviates

from the reference temperature (+20 °C):

max. ±0.4 %/10 K of the span