Beck Pressure Switch 901

Factory-set pressure switch for monitoring overpressure, vacuum, or differential pressure in liquid and gaseous media (including corrosive media).
Pressure setpoint and switching differential are preset by the manufacturer.
For temperatures above 85°C, metal or PPS pressure connections are required. Other sizes, materials (such as other plastics or nickel-plated brass), are available upon request.



Applications
Wastewater treatment technology
Level measurement
Pump control
Medical technology
And more


Technical Specifications

Temperature Range:
Ambient temperature: -20°C to 85°C
Medium temperature: Up to 85°C or 130°C, depending on pressure connection and diaphragm material

Diaphragm Material:
Depending on the medium: NBR, silicone, FKM (Viton?), EPDM. 901.30 features silicone; others available upon request

Pressure Connection:
Materials: PA, PVDF, PPS, brass, stainless steel
Hose connections: 5.0mm, 6.5mm, 10.0mm
Threads: M10x1, G1/8, G1/4, G1/2


Electrical Ratings:
Maximum permissible ohmic load
Nickel silver contacts:
6(1.5)A/250 Vac
2 A/24 VDC
Gold-plated contacts:
100 mA/24 VAC
30 mA/24 VDC
AgNi contacts up to 10 A/250 VAC available upon request


Electrical Connection:
6.3 x 0.8 mm AMP flat plug according to DIN 46244
Protection Class:
IP44/IP54/IP65 depending on the protective cap used