901 Prescal Gas Pressure Switch is an important part of your gas train since they ensure the appropriate safety and operation of the burner. They ensure that users have enough pressure to function and will shut off the burner if they have too little or too much pressure. Adjustable pressure switch is used for monitoring the overpressure of flammable gases from various gas families. The pressure switch employs a scaled adjustment knob that allows trip and reset pressure to be adjusted without the need of a screwdriver.
Specification
Diaphragm Material |
NBR according to DIN EN 549 |
Media Type |
Gas |
Contact System Type |
SPDT |
Electrical Rating |
Standard version: max. 6 (1,5) A / 250 VAC, Low voltage version: max. 100 mA / 24 VAC |
Electrical Connection |
Screw Terminals |
Contact Material |
AgNi or Gold |
Brand |
Beck GmbH |
Temperature Of Media |
0 to +80 Degree C |
Protection Class |
IP44 / IP54 / IP65 depending on the used protection cap P00 without protection cap |
Pressure Connection Thread |
M10x1,G1/8,G1/4 |
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Pressure ranges:
Type |
Setting range for upper switching point between |
Maximum positive working pressure |
Maximum negative working pressure |
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 |
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