Stulz Tel-Air-2 Series, Руководство по эксплуатации

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E/0618/35A/25
Dirty filter alarm device RFS
– air flow alarm FL
It provides a signal, via the display; which indicates the need to service the air filter
Range : 0.4 - 2.0 mbar
Differential press. : 0.2 mbar + 15%
P1 : Connection of the high pressure
P2 : Connection of the low pressure
Adjustment:
Using a screwdriver, you can adjust the desired differential
pressure, over which the filter control triggers, at the central screw.
Technical features:
Power supply:
1.5 (0.4) A; 250 Vac - 0.1 A; 24 Vac
Humidity: 0...50% rel. h., non condensing
Operating temperature: -20/+85°C
Max. pressure: 50 mbar
Contacts: Micro switch with contacts of AgCdO (on/off)
Housing: Plastic
Protection: IP54
Protection class: I
Diaphragm: Silicone
Pressure connection: Ø 6 tube
Wiring :
Contact 3-1 opens, when the differential pressure increases to the
adjusted value. Simultaneously contact 3-2 closes, the signal is
transmitted by this contact.