Pressure switch 903

factory-set from -5 to 5 mbar

Applications

Wastewater technology
liquid level measurement
pump control
medical technology
and many more

Downloads

Datenblatt 903.pdf

Data sheet 903.pdf

Produktkonfigurator

Factory-set pressure switch monitoring overpressure of liquid and gaseous media. Pressure setting and switching differential are factory set by the manufacturer.

Technische Daten

Setting ranges:

Typ	Factory-set switching points between	Maximum positive working pressure Standard/extended	Maximum negative working pressure Standard/extended
903.10	2 mbar and 5 mbar	300 mbar	-80 mbar
903.20	-2 mbar and -5 mbar	300 mbar	-80 mbar

Temperature range:
Ambient temperature from –20°C to 85°C
Temperature of media up to 85°C or 130°C depending on diaphragm and pressure connection material..

Diaphragm material:
NBR

Pressure connection:
Material: PPS
Combined hose and threaded connection:
Hose nipple: 6,5mm
Thread: G1/4

Electrical rating:
Standard version:
max. 6 (1,5) A / 250 VAC
max. 10 (2) A / 250 VAC
Low voltage version:
max. 100 mA / 24 VAC
max. 30 mA / 24 VDC

Electrical connection:
AMP flat plug 6.3 x 0.8 mm according to DIN 46244

Protection class:
IP54 / IP65 depending on the used protection cap. IP00 without protection cap.

Arrangement of contacts: