Sherman Instruments

Flow Switches

Return to Flow Switch Index | Return to Sherman Homepage

Dwyer Instruments Inc.Model 530 Air Flow Switch

Adjustable from 400-1600 FPM, Stainless Steel Vane

The Model 530 air flow switch provides excellent sensitivity and reliability at a very reasonable price. Quality features include a rugged die cast body, stainless steel vane and SPDT snap switch. Unit is field adjustable from 400-1600 FPM. Mounting is fast and simple, with only two screws needed. Vane fits 6 in. or larger ducts.


Specifications
 
Adjustable Range: 400-1600 FPM (300-1600 with vane vertical, pointing up)
Electrical: 1/2 HP 125 VAC - 9.8 amp full load, 58.8 amp locked rotor
250 VAC - 4.9 amp full load, 29.4 amp locked rotor
Pilot Duty Rating: 470 VA at 125, 250 VAC
Resistive: 15 amp at 125, 250 or 480 VAC
Temperature: Maximum 180°F (82°C)
Wiring Connections: 3 screw type; common, normally open and normally closed
Conduit Connection: ½" NPT Female
Housing: Aluminum die casting with chemical conversion coating for corrosion protection, steel stamping, zinc plated.
Gasket: Silicone rubber
Vane: Stainelss steel
Installation: Mount in any position in horizontal duct.
Duct Size: 6" or larger
Weight: 1 lb., 1 oz.