Dungs Part Number: 251986
Special Order Item - 6- 8 Week Lead Time
Dungs Overpressure switch.
The pressure acts on the micro switch via the metal bellows against the force of the adjusting spring. The pressure switch works without auxiliary power.
All gas-bearing parts are made of stainless steel 1.4541 and are suitable for:
- Biogas applications
- Aggressive media such as sulfuric acid with concentrations up to 1.0 vol. %
Adjustment Range: 1000 - 6000 mbar
Switching Difference: ≤ 300
ATEX: II3G and II3D
ATEX Group: II
ATEX Category: 3
Atmosphere: Gas (G) and Dust (D)
Maximum surface temperature: +75 °C
Max. Operating Pressure: pmax = 8 bar (Gas)
p+: in the centre of the underside of the housing
G ¼-female thread as per ISO 228:
Gas or air
Electrical Connections: screw type terminals via cable entry ATEX M20x1.5
IP Rating: IP65 (IEC529, EN 60529)
||Standard Mounting Position|
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