16 - 18 October 2018 // Nuremberg, Germany

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Zoom product LOGO_Pressure switch 901

Pressure switch 901

LOGO_Pressure switch 901

Pressure switch 901

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The factory set pressure switch 901

The switching pressure can be defined at a value of between 5 mbar and 12 bar in the overpressure range and between -5 mbar and -900 mbar in the vacuum range.

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.

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 901.30 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 conformance according to EC Low Voltage Directive 73/23/EEC. CE conformance according to EC 2002/95/EC (RoHS). Product types tested by TÜV Südwest.

Minimum 106 cycles.

Restrictors alternatively with 0.3/0.5/0.8 mm diameter.

Various mounting brackets and protection caps with IP 44, IP 54 and IP 65.

Mounting position
Mounting in any

Differential pressure switch 930.8x Climair®

LOGO_Differenzdruckwächter 930.8x Climair®

Differential pressure transmitter 984M

LOGO_Druckmessumformer 984M für Luft

Pressure switch 901 Prescal®

LOGO_Druckwächter 901 Prescal®

Self-zeroing differential pressure transmitters 984A and 985A

LOGO_Differenzdruck-Messumformer 984A und 985A  mit automatischem Nullpunktabgleich

Pressure switch 901 is assigned to following product groups:

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