Genuine OEM Karl Dungs 217-331A Air Pressure Switch AA-A2-6-5 is an excellent choice for industrial and commercial heating applications requiring a pressure switch that can operate in in differential, vacuum, or positive pressure modes. The Dungs 266936 operates at a 2" - 20" water column (WC) range with an automatic reset.
This switch is an excellent choice in applications requiring monitoring flow of air, natural gas, propane, or other combustible gases required the making and/or breaking of a circuit when the medium pressure changes relative to the set point. Typical applications use the switch to monitor the pressure in firing, ventilation and air-conditioning systems.
| Ambient Temperature Rating | -40 F to +140 F (-40 C to +60 C) |
|---|---|
| Enclosure Rating | NEMA Type 4 |
| Maximum Operating Pressure | 7 PSI (500 mbar) |
| Material | Polycarbonate |
| Electrical | 24V |
| Electrical Connection | Screw terminals via 1/2" NPT conduit connection |
| Setting Tolerance | ±15% switching point deviation referred to set point, adjusted as pressure rises, vertical diaphragm position |
| Installation Position | Multipoised |
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By Steve
from Wabash IN
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from DECATUR AL
Yes, I would recommend this product to a friend or co-worker
good price and brand new product always.
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