McDonnell & Miller Series AFE-1 Air Flow Switches

The McDonnel & Miller Series 1575 provides continuous protection against a low water condition. Furthermore it satisfies pump control needs for commercial and industrial steam boilers.

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McDonnell & Miller Series AFE-1 Air Flow Switches

For industrial hazardous environment applications requiring a NEMA 7 (Class I, Division I, Group C and D) or NEMA 9 (Class II, Division I, Group E, F, and G) rated flow switch for medium velocity
1/2? NPT conduit connection
Paddle fits 8? (203mm) minimum duct size
Brass, steel and aluminum construction
Single pole, double throw snap switch
Magnetic switching mechanism eliminates need for bellows
Sensitivity adjusting screw makes flow adjustment easy
Maximum ambient temperature 120°F (49°C)
Maximum duct temperature 275°F (135°C)


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