Pressure switch 901 Prescal®

for Gas

Applications

Monitoring the overpressure of combustible gases
city gas
natural gas
LPG

Downloads

901p_data_german_7160-2.pdf

Produktkonfigurator

Adjustable pressure switch for monitoring the overpressure of combustible gases of the gas families 1 = city gas, 2 = natural gas and 3 = LPG. The pressure switch uses a scaled adjustment knob to enable the adjustment of trip and reset pressure without the use of a screwdriver.

Technische Daten

Einstellbereiche:

Type	Setting range for upper switching point between	Maximum positive working pressure Standard/extended	Maximum negative working pressure Standard/extended
901.61	5 and 20 mbar	0,5 bar	0 bar
901.62	10 and 50 mbar	0,5 bar	0 bar
901.63	25 and 100 mbar	0,5 bar	0 bar
901.64	50 and 250 mbar	1 bar	0 bar
901.65	100 and 500 mbar	1 bar	0 bar

Temperature range:
Ambient temperature from 0 to +80°C
Temperature of media from 0 to +80°C
Storage temperature from -40 to +80°C

Diaphragm material:
NBR acc. to DIN EN 549

Pressure connection:
Material: Brass
Thread: M10x1, G1/8, G1/4

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

Electrical connection:
Flachstecker 6,3×0,8 mm nach DIN 46244

Protection class:
IP44 / IP54 / IP65 depending on the used protection cap
P00 without protection cap

Protection class:
Protection class II is only met by using a protection cap from our accessories program. The pressure switch without protection cap is provided for installation in equipment. The construction of the equipment and the type of installation determine the protection class.

Arrangement of contacts: