Pressure switch 901 EX factory-set from -900 mbar to 12 bar
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.
Applications
- Wastewater technology
- liquid level measurement
- pump control
- medical technology
- and many more
Technical data
- Setting ranges:
Typ Factory-set switching points between Maximum positive working pressure
Standard/extended901.1x Ex 5 mbar and 200 mbar
200 mbar and 1.000 mbar0,5 / 4 bar
1 / 4 bar901.41Ex 500 mbar and 3.000 mbar 10 bar 901.51Ex 1,0 bar and 12 bar 25 bar 901.2x Ex -5 mbar and -200 mbar
-200 mbar and -900 mbar0,5 / 4 bar
1 / 4 bar901.30 Ex 5 mbar and 50 mbar 100 mbar - Temperature range:
Temperature of media and ambient temperature from -20°C to 85°C
Storage temperature: -40° C bis +85° C - Diaphragm material:
Depending on media NBR, Silicone, FKM (Viton®), EPDM. For 901.30 Silicone, others upon request. - Pressure connection:
Material: PA, PVDF, Brass, Stainless steel
Hose nipple: 5,0mm, 6,5mm, 10,0mm
Thread: M10x1, G1/8, G1/4, G1/2 - Electrical rating:
24 VDC/100 mA
30 VDC/45 mA - Electrical connection:
AMP flat plug 6.3 x 0.8 mm according to DIN 46244 or push-on screw terminals - Protection class:
IP 54 (with cover 6371) - Arrangement of contacts:
Product configurator
Accessories
Mounting Elements
6403 Bracket, L-form, G 1/4
6404 Bracket, L-form, G1/8 / M 10x1
6405 Bracket, L-form for mounting spring
Protection caps
6371 IP 54, black, M16 x 1.5, single packed in bag
6372 IP 65, black, M16 x 1.5, single packed in bag
6374 IP54 with connector, Shape A, to EN 175301-803
6375 IP65 with connector, Shape A, to EN 175301-803
Downloads
Data sheet pressure switch 901 EX
Operating Instructions pressure switch 901 EX