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Beck Brand Pressure switch 901 factory-set



Factory-set pressure switch monitoring overpressure, vacuum or differential pressure of liquid and gaseous – also aggressive – media.

Pressure setting and switching differential are factory-set by the manufacturer.

For temperature above 85° C metal or PPS pressure connection is required. Upon request pressure connections of other sizes, other plastics or brass nickel-plated are available.


Technical Details

Temperature range Ambient temperature from –20° C to 85° C.
Temperature of media up to 85° C or 130° C depending on material of pressure connection and diaphragm.
Diaphragm material Depending on media NBR, Silicone, FKM (Viton®), EPDM.
For 901.8x Silicone, others upon request.
Electrical rating Values indicated for resistive load
AgNi-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 can be supplied upon request.
Electrical connection AMP connection 6.3 mm x 0.8 mm DIN 46244.
CE Conformity each depending on technical specification: Low Voltage
Directive 2006/95/EC; RoHS Directive 2011/65/EC; ATEXDirective
94/9/EC; Product types tested by TÜV.
Life Minimum 106 cycles.
Damping Restrictors alternatively with 0.3/0.5/0.8 mm diameter.
Accessories Various mounting brackets and protection caps with IP 44,
IP 54 and IP 65.
Mounting position Mounting in any position, to be specified for settings below
100 mbar.

Additional information




Differential pressure switch

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