Bourdon tube pressure gauge, welding gauge to ISO 5171
Model
TW02.010 ((Bottom connection)
TW02.050 (Centre back connection)
TW02.050 (Centre back connection)
Applications
● For equipment and plants for welding, cutting and allied processes
Special features
● Design per ISO 5171
● Pressure relief in case back
● Reliable and cost-effective
Description
Design | ISO 5171 | |
Nominal size in mm | 40, 50, 63 | |
Accuracy class | 2.5 | |
Scale ranges | Welding engineering standard ranges for oxygen and acetylene to ISO 5171, as well as 0 ... 1 to 0 ... 400 bar to EN 837-1 | |
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 | |
Standard version
Process connection | Copper alloy NS 40: G 1/8 B (male), 14 mm flats NS 50,63: G 1/4 B (male), 14 mm flats |
Connection location | Lower mount (LM) Centre back mount |
Pressure element | Copper alloy , C-type or helical type |
Movement | Copper alloy |
Dial | Aluminium, white, black lettering |
Pointer | Aluminium, black |
Case | Steel, brass-coloured, with pressure relief in case back |
Window | Polycarbonate, snap-fitted in case |
Options
■ Other process connection
■ Case brass or stainless steel
■ Slip-on bezel
■ Back mount (BM)
■ Acetylene pressure gauge for pressure regulators for manifold systems per ISO 7291 (BAM tested)
Model / Nominal size / Scale range / Process connection / Connection location / Options
