The differential pressure switches 930-series are suitable for low differential pressure switching applications in air-conditioning systems for providing indication of fan status or ′filter dirty`.

Features
• Electrical rating 250 Vac
• 9 different pressure ranges
• Switching pressure to be adjusted
easy on a scaled adjustment knob
• Static, over, underpressure and vaccum
Ordering
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Type no. Adjustment Switching
range differential
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Air differential pressure switch
930.80 222511 20C200 Pa 10 Pa
930.80 222511N 20C300 Pa 10 Pa
930.84 222511 30C 400 Pa 15 Pa
930.83 222511 50C 500 Pa 20 Pa
930.85 222511 200C1.000 Pa 100 Pa
930.85 222511N 100C1.000 Pa 100 Pa
930.86 222511 500C2.500 Pa 150 Pa
930.87 222511 1000C4.000 Pa 250 Pa
930.87 222511N 1000C5.000 Pa 250 Pa
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DFK 200 Duct fixing kit
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Air differential pressure switch
with duct fixing kit (DFK 200),
packed together into a carton.
930.80 222534 20C200 Pa 10 Pa
930.80 222534N 20C300 Pa 10 Pa
930.84 222534 30C 400 Pa 15 Pa
930.83 222534 50C 500 Pa 20 Pa
930.85 222534 200C1.000 Pa 100 Pa
930.85 222534N 100C1.000 Pa 100 Pa
930.86 222534 500C2.500 Pa 150 Pa
930.87 222534 1000C4.000 Pa 250 Pa
930.87 222534N 1000C5.000 Pa 250 Pa
Can be delivered in 3 different alternatives

1. Only the pressure switch
2. The pressure switch separately packed
and the duct fixing kit separately packed.
3. The pressure switch and the duct fixing kit
packed together in one small carton.