BECK(901)


Description

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


Product Information
    Application
    Adjustable pressure switch monitoring overpressure, vacuum or differential pressure of liquid and gaseous – also aggressive – media. The pressure switch uses a scaled adjustment knob to enable the adjustment of trip and reset pressure without the use of a screwdriver.
    Temperature range
    • Ambient temperature from –20° C to 85° C.
    • Temperature of media from 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
    • Gas Appliance Directive 90/396/EC (only for Type 901.61 to 901.65 with brass pressure connection).
    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.