McDonnell & Miller Air Flow Switch Model AF1/AF1-S/AF2

Model No.
AF1, AF1-S, AF2
AF.jpg
Discontinued products

Reliably detects air flow in air blowers and a variety of other equipment.

  • McDonnell & Miller equipment is made by the U.S. firm Xylem, Inc.
  • Ideal for detecting and checking air flow in the blower system of various types of equipment
  • The operating flow speed can be changed with a flow speed adjustment screw.
Model No.AF1AF1-SAF2
Appearance
Image
AF1
Image
AF1-S
Image
AF2
Applicable fluidAir in a duct
Material of air-contacting partsMainly brassMainly stainless steelMainly brass and aluminum
Maximum allowable flow speed12.7 m/s12.7 m/s10.2 m/s
Operating flow speed2.4–12.7 m/s1.9–6.4 m/s
Allowable fluid temperature0 to 149 °C (no freezing)
Operation and outputOn/Off (SPDT) × 1
Mounting orientationHorizontal or verticalHorizontal

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