Gems Sensors FS-105E & FS-107E in-line adjustable flow switch

  • Piston type, in-line flow switch
  • Wetted materials: nickel plated brass, brass & stainless steel
  • Process connections: G¼", ½" & 1" (BSPP) female thread
  • Output: SPST, NO or SPDT switches (reed switches)
    • Models available with visual flow indication
  • Adjustable ranges: models for 0.005 » 90L/min
    • Viscosity compensated models available for oil applications
    • Maximum flow 100% above max. set point
  • Temperature: -20 » 120°C
  • Pressure: 250bar
  • Enclosure: DIN 43650 plug with mating connector (IP65)
  • Mount in any orientation with minimum flow conditioning before or after the switch
  • Stocked models include:
    • FS-105E: 027-0104, 027-0110, 027-0111, 027-0113, 027-0114 & 027-0130
    • FS-107E: 027-0301, 027-0302, 027-0303, 027-0309 & 027-0312
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Gems Sensors FS-3 compact in-line flow switch

  • Noryl (R) body
  • Piston type sensor
  • G¼” BSPP fitting ( ¼” NPT available )
  • SPST NO Reed Switch 20VA, 0-240VAC/DC
  • 0.19 – 3.78 L/min settings
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Gems Sensors FS-380P in-line, plastic, flow switch

  • Polypropylene body
  • Piston type sensor
  • 3/8” NPTM fitting ( adaptors available )
  • SPST NO Reed Switch 10VA, 0-240VAC/DC
  • 0.95 – 7.57 Litres/min settings
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McDonnell & Miller FS5 piston flow switch

  • Brass body
  • ¾" or 1" BSPT or NPT
  • Stainless steel body 1" NPT
  • Single or dual switch
  • Adjustable alarm set-point
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Gems Sensors FS-380 compact in-line, high pressure, small flow switches

  • Brass or Stainless Steel body
  • Piston type sensor
  • 3/8” & 1/2” MNPT , 3/8” compression fitting
  • SPST NO Reed Switch 20VA, 0-240VAC/DC
  • 0.95 » 7.57 L/min settings
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Gems Sensors FS-4 compact, in-line, plastic flow switch

  • Ryton (R) body
  • Piston type sensor
  • 9/16”-18 UNF fitting ( 900)
  • SPST NO Reed Switch 20VA, 0-240VAC/DC
  • 0.38 – 5.67 Litres/min settings
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Gems Sensors FS-150 in-line flow switch

  • Polypropylene body
  • Piston type sensor
  • 1/2” MNPT fitting
  • SPST NO Reed Switch 20VA, 0-240VAC/DC
  • 2 – 18.5 Litres/min settings
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Gems Sensors FS-925 + FS-926 precision flow switches

  • Piston type flow switches for liquids & gases
  • Brass or 316SS body
  • Fixed set-points: precision calibrated
    • Accuracy: ±10%
    • FS-925 (general): 0.38 » 5.68L/min (liquid); 0.5 » 25SCFM (air)
    • FS-926 (low flow): 0.05 » 0.3L/min (liquid); 2 » 50SCFH (air);
    • Repeatability: ±1% F.S
    • Set point differential: 15% (max)
  • Process connection: ¼” NPTF thread
  • Output: SPDT, 20VA (reed switch)
  • Temperature: -29 » 107°C (other available)
  • Pressure:  69bar (1,000PSIg)
  • Enclosure: lead wires (not weatherproof / IP65)
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Gems Sensors FS-927 compact, precision flow switch

  • Brass or 316 Stainless Steel body
  • Piston type sensor
  • 1/4” FNPT fitting
  • SPDT NO Reed Switch 20VA, 0-240VAC/DC
  • 0.38 – 5.67 Litres/min settings
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Gems Sensors FS-930 viscosity compensating oil flow switch

  • Brass body
  • Piston type sensor
  • 1/4” FNPT fitting
  • SPDT NO Reed Switch 20VA, 0-240VAC/DC
  • 0.38 – 75.67 Litres/min settings
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FS-10798 externally adjustable flow switch

  • Brass or Stainless Steel body
  • Piston type sensor
  • 1/2” FNPT fitting
  • SPDT NO Reed Switch 20VA, 0-240VAC/DC
  • 1.89 – 75.7 Litres/min settings
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Gems Sensors FS-100 & FS-100E in-line, adjustable flow switch

  • Brass body
  • Piston type sensor
  • 3/8” BSPT fitting
  • SPST NO or NC Reed Switch 40VA, 2A, 240VAC
  • 2 – 15 Litres/min pre- settings ( FS-100E )
  • 1-16 Litres/min adjustable setting ( FS-100E-A )
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