Pressure Sensors

Gems Sensors PS41 miniature pressure switch

• Small OEM style pressure switch
• Adjustable (off-line) range:
  • 4 » 100PSIg (0.28 » 7bar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Stocked models available (G¼" external thread, DIN 43650A plug)
• Factory setting available with test reports

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Gems Sensors PS75 rugged mini pressure switch

• Rugged OEM style pressure switch with wear disc & cushioning ring for increased life expectancy
• Adjustable (off-line) range:
  • 5 » 6,000PSIg (0.35 » 414bar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Stocked models available (G¼" external thread, DIN 43650A plug)
• Factory setting available with test reports

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Gems Sensors PS71 general purpose mini pressure switch

• OEM style pressure switch
• Adjustable (off-line) range:
  • 10 » 5,000PSIg (0.7 » 344bar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Stocked models available (G¼" external thread, DIN 43650A plug)
• Factory setting available with test reports

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Gems Sensors PS61 subminiature pressure switch

• Very small OEM style pressure switch for hydraulic applications
• Adjustable (off-line) range:
  • 10 » 4,350PSIg (0.7 » 300bar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C)
• Stocked models available
• Factory setting available with test reports
• Replaces the legacy PS61, PS61P, PS52 & PS32 product families.

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ITT Neo-Dyn 100P internally adjustable, general purpose pressure switch

• Internal adjustment, in-line
• Switching range from:
  • 5 » 75PSIg to
  • 800 » 2,800PSIg
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• IECEx Ex d versions available
• Output: SPDT, DPDT or Double-break microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Stocked models available
• Weatherproof (IP65)

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ITT Neo-Dyn 101P externally adjustable, general purpose pressure switch

• Internal adjustment, in-line
• Pressure ranges from:
  • 5 » 75PSIg to
  • 800 » 2,800PSIg
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• Output: SPDT or Double-break microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Weatherproof (IP65)

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ITT Neo-Dyn 110P low pressure switch with internal adjustment

• Internal adjustment, in-line
• Pressure ranges from:
  • 10" » 100"H₂O (254 » 2540mmH₂O) to
  • 3 » 15PSIg
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• IECEx Ex d versions available
• Output: SPDT, DPDT or Double-break microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Stocked models available
• Weatherproof (IP65)

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ITT Neo-Dyn 160P differential pressure switch

• Internal adjustment, in-line
• Pressure ranges from (differential pressure):
  • 1.1 » 15PSId to
  • 55 » 110PSId
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• IECEx Ex d versions available
• Output: SPDT or DPDT microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Stocked models available
• Weatherproof (IP65)

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Gems Sensors PS82 miniature vacuum switch

• Small OEM style vacuum switch (built on PS41 structure)
• Adjustable (off-line) range:
  • 5" » 28"Hg (169 » 948mbar)
• Choice of pressure port (BSPP & NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Stocked models available (G¼" external thread, DIN 43650A plug)
• Factory setting available with test reports

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Gems Sensors PS81 ultra long-life vacuum switches

• Small OEM style vacuum switch
• Adjustable (off-line) range:
  • 1.5" » 15"Hg (51 » 508mbar)
• Choice of pressure port (BSPP, SAE or NPT), wetted materials, electrical termination, diaphragm & other customisations
• Outputs: SPST (N.O or N.C) or SPDT
• Factory setting available with test reports

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ITT Neo-Dyn 142P vacuum & compound pressure switch with internal adjustment

• Internal adjustment, in-line
• Vacuumranging from:
  • -1" » -10"H₂O to
  • -2" » -40"H₂O
• Compound range from -40" » 40"H₂O
• Belleville spring (Nega-Rate) for:
  • Stable set points
  • Vibration resistance
  • High over-pressure capacity
  • High cycle life
• IECEx Ex d versions available
• Output: SPDT, DPDT or Double-break microswitches
• Gold contact models available for low voltage, low current switching applications
• SIL rated models available (FEMA report provided)
• Choice of wetted materials & diaphragms
• Weatherproof (IP65)

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Gems Sensors 3100 heavy duty, compact OEM pressure transducer

• Consistent high levels of performance, reliability & stability from sputtered thin film (strain gauge) technology
  • 3200 Series transmitters feature thicker diaphragms & a pressure restrictor to withstand the rigors of cavitations or extreme pressure
• Available as:
  • gauge, absolute, sealed pressure models
  • ratiometric, voltage (V) or current (mA) output
  • range of electrical connections including DIN plug, Deutsch, Packard MetriPack, M12, NPT conduit & molded cable
• Pressure ranges: 0» 25,000PSI (1,600bar)
• Proof pressure: up to 3x full scale
• Design life: >100 million FS cycles
• Performance:
  • Long term drift: 0.2% FS/year (non-cumulative)
  • Accuracy: 0.25% FS typical
  • Thermal error: 1.5% FS/100°C
• Operating temperature: -40 » 125°C (depending on model)
• Response time: 1msecs
• Wetted parts: 17-4 PH stainless steel
• Process connection: NPT, SAE, M12, submersible & BSP (G or R type)
• Wide range of 4-20mA, G¼" (BSPP), DIN plug units in stock

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Gems Sensors 2200 general purpose pressure transducer

• High stability, Psibar chemical vapour deposition (CVD, strain gauge) technology
• Available as:
  • gauge, absolute, vacuum & compound pressure models
  • millivolt (mV), voltage (V) or current (mA) output
  • range of electrical connections including DIN plug, molded cable & submersible
• Pressure ranges: vacuum » 6,000PSI (400 bar)
• Proof pressure: 2x full scale (1.5x FS for >5,000PSI
• Design life: >100 million FS cycles
• Performance:
  • Long term drift: 0.2% FS/year (non-cumulative)
  • Accuracy: 0.25% FS typical (optional 0.15% FS)
  • Thermal error: 1.5% FS typical (optional 1% FS)
• Operating temperature: -40 » 125°C (depending on model)
• Response time: 0.5msecs
• Wetted parts: 17-4 PH stainless steel
• Process connection: NPT, SAE, submersible & BSP (G or R type)
• Wide range of 4-20mA, G¼" (BSPP), DIN plug units in stock

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Gems Sensors 3500 low pressure, compact OEM pressure transducer

• Great for OEMs that require high levels of performance, reliability & stability from a very compact pressure transducer
  • The MMS sensor technology of the 3500 series very quickly reaches full accuracy at power-up making the device a great choice for remote, battery powered applications where power draw & oepration time must be minimised
• Available as:
  • gauge, absolute or compund (vacuum » positive pressure) gauge pressure models
  • ratiometric, voltage (V) or current (mA) output
  • range of electrical connections including DIN plug, Deutsch, Packard MetriPack & M12
• Pressure ranges: vacuum » 40bar (~600PSI)
• Proof pressure: up to 2x full scale
• Design life: >100 million cycles
• Performance:
  • Long term drift: 0.2% FS/year
  • Accuracy: 0.25% FS typical
  • Thermal error: ±1% / 80°C
• Operating temperature: -40 » 125°C 
• Response time: TBA
• Wetted parts: 316L stainless steel
• Process connection: NPT, SAE, UNF, M12, & BSP (G type)

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See also Hydrostatic level transmitters

• Link

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FR95 filter regulator

• Stable output
• High flow capacity - up to 25SCFM
• Low air consumption - 0SCFM (<20cm³/min)
• Optional handwheel or tamperproof model
• Supply: 250PSIg
• Outputs: 0»25, 0»60 or 0»125PSIg
• Wetted materials: aluminium, Buna-N, zinc plated carbon steel, brass & SS

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GVB snap acting pneumatic relay

• Adjustable pneumatic relay
• Stocked part (GVB11-A-B)
• Repair kits available ex. stock
• Switch or lock in secondary air source when the main supply pressure fails below a predetermined set point.
• In the event of supply or pilot pressure failure, the positive action relay with one common and two inlet or outlet ports will automatically:
  • Switch from main to auxiliary supply pressure
  • Lock an actuator in its last position
  • Extend or retract an actuator stem
  • Divert flow or pressure from one device to another

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GT210 miniature I/P or E/P converter

• Inputs: mA (4»20 or 10»50) or V (0»5 or 1»9) electrical signal
• Outputs: proportional pneumatic PSI (3»15, 3»27 or 6»30) signal
• Stocked product (GT2108ED)

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Gems Sensors M Series solenoid valves

• The M Series implements efficient power conservation in a solenoid valve that is specifically designed for sub-miniature two- and three-way performance requirements.

• In battery-powered applications, the M Series can be designed for extreme low wattage conditions.

• With a compact size, consistent high-speed response time, and reliable operation over 200 million cycles, the M Series delivers extended performance and precision flow control in a small lightweight environment.

• Typical applications:

  • Medical and Therapeutic Healthcare 
  • Clinical Chemistry and Analysis Equipment 
  • Drop-on-Demand Printing 
  • Environmental Instrumentation

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Gems Sensors D Series solenoid valves

• For maximum flow in a miniature solenoid valve the D Series valves deliver a wide range of C_V values and maximum operating pressures.
• The D Series is also available in multiple body materials, seal materials, coil constructions, voltages, and wattages.
• Proven to perform for millions of cycles without failure, the D valve - as with the entire valve series - is ideal for manifold configurations, sub-assemblies, and complete fluidic systems.
• The D Series is the largest in a progression of the highly flexible, modular design, (general purpose) valves.

• Typical applications: 

  • Agriculture 
  • Defense 
  • Sterilization Equipment 
  • Industrial Automation

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Gems Sensors D-Cryo solenoid valves

• The D-Cryo Series is a 2-way, high flow, miniature Cryogenic solenoid valve designed and built for service down to -196°C
• Depending on your temperature requirements, the D-Cryo Series can be configured for liquid nitrogen (LN2), liquid carbon dioxide (LC02), and other extreme temperature media.
• PTFE coated plungers, 316 stainless steel guide tubes and plunger springs, encapsulated coils and PTFE or Rulon® seat seals produce a truly robust cryogenic valve for applications requiring high cycle life and media temperature control.

• Typical applications:

  • Environmental Chambers 
  • Food Processing 
  • Laser Surgical Equipment 
  • Semiconductor Manufacturing

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Gems Sensors B-Cryo solenoid valves

• The B-Cryo Series is a 2-way miniature Cryogenic solenoid valve designed and built for service down to -196°C in applications needing a C_V 0.045 » 0.440.
• Depending on your temperature requirements, the B-Cryo Series can be configured for liquid nitrogen (LN2), liquid carbon dioxide (LCO2), and other extreme temperature media.
• PTFE coated plungers, 316 stainless steel guide tubes and plunger springs, encapsulated coils and PTFE or Rulon seat seals produce a truly robust cryogenic valve for applications requiring high cycle life and media temperature control.

• Typical applications:  

  • Environmental Chambers 
  • Food Processing 
  • Laser Surgical Equipment 
  • Semiconductor Manufacturing

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