McDonnell & Miller FS-8 weatherproof paddle flow switch

  • Brass body
  • Supplied paddles (316SS): 1, 2, 3 & 6"
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: R1" (BSPT) & 1" NPT
  • Pipe sizes: 1" & larger
  • Temperature: 0 » 107°C
  • Pressure: up to 11bar
  • Stocked models include: FS8-W (p/n: 120601) & FS8-WJ (p/n: 120602)
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Gems Sensors FS-550 + FS-550E paddle flow switch

  • Brass or 316 stainless steel body
  • Patented cam design, senses bi-directional flow
  • Process connection: 1”NPT (FS-550) or R1" (BSPT FS-550E)
  • Pipe sizes: 1¼” & larger
  • Output: SPDT 20VA (reed switch)
  • Pressure: 55 bar (depends on model)
  • Temperature: -20 » 80°C (depend on model)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Stocked models:
    • FS-550: 29608, 29609
    • FS-550E (some with Certificate of Conformance): 020-3497, 020-3499
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McDonnell & Miller FS7-4 industrial paddle flow switch

  • Brass or stainless steel body
  • R1¼" (BSPT) tapered thread fitting
  • For pipes 1¼" and larger
  • Adjustable "flow" adjustment
  • General purpose housing
  • 3.7A/240VAC or pneumatic
  • Stocked models include: FS7-4J (p/n: 120060), FS7-4S (p/n: 120160), FS7-4SDJ (p/n: 120174) & FS7-4SJ (p/n: 120171)
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McDonnell & Miller FS4-3 general purpose paddle flow switch

  • Brass or stainless steel body
  • Supplied paddles (316SS): 1, 2, 3 & 6"
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: R1" (BSPT) & 1" NPT
  • Pipe sizes: 1" & larger
  • Temperature: up to 149°C
  • Pressure: up to 11bar
  • Stocked models include: FS4-3J (p/n: 114610), FS4-3S (p/n: 114641), FS4-3SJ (p/n: 176216)
  • Some FS4-3T models with integral tee piece also available ex. stock
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Eletta PR1 paddle type flow switch

  • Rugged flow switch for liquids
    • Teflon sleeve mounting allows the paddle to swing in both directions so can handle backflow (switches only in one direction)
  • Wetted parts: copper, 316 stainless steel, nitrile (HNBR)
  • Process connection: 1” BSP
  • Pipe sizes: 2 »10" (DN50 » 250)
  • Output: SPDT microswitch (relay)
  • Pressure: 25 bar
  • Temperature: -20 » 125°C
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Enclosure: IP65 (weatherproof)
  • Stocked models: PR1-IP65
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McDonnell & Miller FS7-4W industrial, weatherproof paddle flow switch

  • NEMA 4X (~IP65) housing
  • Brass or stainless steel body
  • High pressure ratings
  • Reliable paddle type
  • Stocked models include: FS7-4SW (p/n: 120191), FS7-4SWJ (p/n: 120197), FS7-4W (p/n: 120201) & FS7-4WJ (p/n: 120261)
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McDonnell & Miller AF1 paddle air flow switch

  • General purpose air flow switch
  • Brass, steel & aluminium wetted parts
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: flat flange for duct mounting
  • Duct sizes: 6 » 8"
  • Temperature: 0 » 149°C
  • Stocked parts: AF1, AF1-S
  • Paddle repair kits also available ex. stock

 

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McDonnell & Miller AFE-1 hazardous area air flow switch

  • Hazardous area air flow switch
  • Brass, steel & aluminium wetted parts
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: flat flange for duct mounting
  • Duct sizes: 8" (203mm) & larger
  • Temperature: 0 » 135°C
  • Hazardous area approval: UL
  • Stocked part
  • Paddle repair kits also available ex. stock
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McDonnell & Miller AF2 paddle air flow switch

  • Brass, steel & aluminium wetted parts
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: flat flange for duct mounting
  • Duct sizes: 8" (203mm) & larger
  • Temperature: 0 » 149°C
  • Stocked part
  • Paddle repair kits also available ex. stock
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McDonnell & Miller AF3 paddle air flow switch

  • Brass, steel & aluminium wetted parts
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: flat flange for duct mounting
  • Duct sizes: 8" (203mm) & larger
  • Temperature: 0 » 135°C
  • Stocked part
  • Paddle repair kits also available ex. stock
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McDonnell & Miller FS7-4E hazardous area industrial paddle flow switch

  • NEMA 4X (~IP65) housing
  • Brass or stainless steel body
  • High pressure ratings
  • Reliable paddle type
  • Approval: UL & CSA certified for use in Ex d (explosion proof) applications
    • NOTE: products do not carry IEC Ex certificates
  • Output: SPDT microswitch, mains rated (120»240Vac)
  • Adjustable range: refer manual for flow setting vs pipe size & paddle length
  • Process connection: 1¼" NPT taper thread fitting
  • Temperature: 0 » 149°C
  • Stocked models include: 
  • Models for import: 
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