Flow Switches – Air Flow

Air Flow Switches Series AFE-1

Features and Benefits

  • 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)

Installation/Operation Manuals

ESP-Systemwize

Ready to select pumps as well as suction diffusers, triple duty valves, heat exchangers, air/dirt separators, PIC valves, and parts? Click below to open the new Bell & Gossett ESP-Systemwize selection tool and enter your duty points to begin selecting the most energy efficient system:

ESP-Systemwize

Sizing Tools:

Steam + Water Pressure Reducing Values

Software Tool and Application Support/Suggest Enhancements

Please click the button below to report issues and suggest enhancements.

Support Request

System Selection and Technical Product Support

Consult your local Bell & Gossett Representative for additional assistance.