Normally Closed Pressure Switches Datasheets

Low Differential Pressure Switch -- F-5300-100
from Air Logic

The F-5300 Series Low Differential Pressure Switches interface from pressure to electrical controls circuits. They're designed for a low difference between "ON" an "OFF" pressure. The switch is adjustable 0.5 to 100 PSI with 100 PSI maximum supply pressure. [See More]

  • Normal State: Normally Open; Normally Closed
  • Material: Liquid; Gas
  • Pressure Measurement: Gauge
  • Switch Point Range: 0.5000 to 100
836E - Solid-State Pressure Switches -- 836E-DA1CC1D4
from Allen-Bradley / Rockwell Automation

Bulletin 836E Solid-state Pressure Switches provide a 4...20 mA analog output. Featuring a compact, rugged 304 stainless-steel IP65 housing, 836E non-display pressure sensors are ideal for automotive, machine tool, injection molding and hydraulics/pneumatics applications. Features. [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Gauge
  • Sensor Technology: Mechanical Deflection
  • Features: Dual PNP Output
Pneumatic Vacuum Switches -- VSPN-ADJ-NC (Normally Closed)
from ANVER Corporation

ANVER Adjustable Vacuum Switches are ideal for conservation of power, as well as, for control of pneumatic and electrical equipment function. Conserve your compressed air by stopping the flow when desired vacuum level is reached. Control auxiliary equipment, such as alarm systems and warning lights. [See More]

  • Normal State: Normally Closed
  • Material: Gas
  • Pressure Measurement: Gauge; Vacuum
  • Vacuum Range: 1522 to 1141
BPS3000 Electronic Pressure Switch
from Barksdale Control Products

Barksdale's BPS3000 Electronic Dual Pressure Switches combine three discrete components (dual pressure switch, pressure transducer, and digital pressure gauge) into one compact package. The BPS300 is available in three configurations: 1) dual pressure switch, 2) dual pressure switch with analog... [See More]

  • Normal State: Normally Open; Normally Closed
  • Material: Liquid; Gas
  • Pressure Measurement: Absolute; Gauge
  • Accuracy: 0.5000
Mechanical Pressure Switch, 122 Series -- IPS122
from Brooks Instrument

Features. Indicating Pressure Switches Model IPS122 2". 2-inch stainless steel solid-state switch with local and remote alarm capability. Electronic switch with an adjustable pressure switch set point to operate lights or relays up to 12 watts. Logic outputs: Off-on and Type 1 (0 to 9-30 Vdc), Type... [See More]

  • Normal State: Normally Open; Normally Closed
  • Material: Gas
  • Pressure Measurement: Gauge; Vacuum
  • Features: Temperature Compensated
Pressure Switch, DIN Type Terminal -- SQ27
from Comus International

Contact Rating: 4A 42Volts DC / 4A 230Volts AC. Maximum Voltage Peak: 1.5 KV. Hex Length: 27mm. Body Material: Zinc Plated Steel, 316SS, Brass [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Gas
General Purpose Pressure Switch -- PS75 Series
from Gems Sensors & Controls

5 to 6000 psi (0.35 to 414 bar). Wear Disc Design for Longer Life. Gems ™ PS75 series pressure switches have all metal surfaces for overload stops and deliver reliable operation under extremely high pressure surges. They are designed with a wear disc and cushioning ring for increased life. The... [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Gauge
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid
PG2409
from ifm efector inc.

Electronic pressure sensor, with analog display, DC PNP/NPN, Quick disconnect, analogue display, 4-digit alphanumeric display, 2 Output, OUT1 = Switching output, OUT2 = Analog output, 4-digit alphanumeric display [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Gauge; Compound
  • Sensor Technology: Variable Capacitance
  • Material: Liquid; Gas
Air Pressure Switch 2-5psi -- 8658
from Littelfuse, Inc.

For dependable operation of low air pressure warning systems. Sealed contact design prevents short circuits caused by moisture and contaminants. Mounting stem: 1/4" -18 dryseal thread 15/32" long. Insulated. Normally closed, open at 2 to 5 psi (13.8 - 34.5 kPa). 8-32 screw terminal. [See More]

  • Normal State: Normally Closed
  • Material: Gas
  • Pressure Measurement: Gauge
  • Switch Point Range: 2 to 5
Economy Series Pressure Switch -- PS181 Series
from Numatics, Inc.

Numatics PS181 is the most economical of the Numatics Pressure Switch line. Available in 1/8 or 1/4 NPT and BSPP threads, it is easily incorporated into an air. system using a FlexiBlok diverter plate or diverter block. Unlike the PS180 Switch, which uses a plug mount for the electrical connection,. [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Gauge
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
Digital Pressure Switch -- PSW2000 Series
from OMEGA Engineering, Inc.

bull; 3-Digit Red LED Display. • Two Outputs. Either 2 Solid State Switches or 1 Switch and 1 Analog Output. • 10 Bit A/D Converter. • High Accuracy with Fully Adjustable Deadband. • Pressure Control with Internal Stainless Steel Diaphragm. • Built-In Digital Pressure... [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Absolute; Gauge
  • Sensor Technology: Mechanical Deflection; Semiconductor Piezoresistive
  • Material: Liquid; Gas
Differential Pressure Indicators -- Series DPIS with Switch - DPIS125V-PV-15-B-1
from Plast-O-Matic Valves, Inc.

Series DPI Indicator designed to show at a glance if maximum filter pressure has been exceeded. 1/8 ″ FNPT connections with 0-15 PSID or 0-30 PSID Gauge; PVC or CPVC. Series DPIS includes optional switch. [See More]

  • Normal State: Normally Closed
  • Material: Gas
  • Pressure Measurement: Differential
  • Display Type: Analog Meter
P10 Series Manual Reset Pressure and Vacuum Switches
from Wasco, Inc.

The P10 Series incorporates an all-welded unit design eliminating leak paths and the stainless steel exterior package designates this series for all weather use. This series is a perfect switch for applications that employ a corrosive media and exposure to the harsh climate conditions. Wasco has... [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Compound
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid
IS Pressure Transmitter with Single Seal -- AST4400 1,000 PSIG
from American Sensor Technologies, Inc. - AST

The AST4400 is a media isolated stainless steel pressure sensor with a wide variety of options. In addition to its rugged construction and best price-to-performance ratio in the industry, the AST4400 is the solution for pressure measurement in Intrinsically Safe areas. [See More]

  • Normal State: Normally Closed
  • Pressure Measurement: Gauge; Compound (optional feature); Sealed (optional feature)
  • Sensor Technology: Strain Gauge; Semiconductor Piezoresistive; Utilizes MEMS
  • Material: Liquid; Gas
SLF Factory Set Pressure Switch -- SLF
from Anfield Sensors, Inc.

DIrect action blade contact and a miniature design, low temperature. Some of the applications: compressed air, water processing, refrigeration equipment, beverage industry, air conditioning, condensation units, dryers, fuel systems, transmission systems, chemical sprayers [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
Electronic Pressure Switch with Digital Output Signals and Integral Display -- E-DAP
from Atos North America

E-DAP is a compact electronic pressure switch with integral digital displays available for 3 different pressure ranges up to 100, 250, and 400 bar. It provides two independent output with electronic contacts which are triggered when the pressure is the hydraulic circuit reaches the set switching... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Material: Liquid
  • Pressure Measurement: Gauge
  • Display Type: Digital Numerical Display
1800 Series Low Differential Pressure Switch
from Clark Solutions

As safety requirements become more stringent, the determining factor in specifying an industrial pressure, differential pressure and/or temperature switch rests upon that switch protecting equipment, processes and personnel. Meeting hazardous location requirements through adherence to UL, CSA, and... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
Air Pressure Switch -- 8604
from Cole Hersee Co.

Heavy duty insulated contacts, terminal: 2 screws, max pressure 150 psi [See More]

  • Normal State: Normally Closed
  • Pressure Measurement: Gauge
  • Sensor Technology: Piston
  • Material: Liquid; Gas
Model 100LEDP10H20
from DigiVac

This gauge measures from 1 micron (1x10^-3 Torr) up to 1999 Microns. This gauge will display integer micron readings from 200 microns to 1999 microns, and will read tenths of microns when the indicated vacuum is less than 199.9 microns. [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Absolute; Differential; Sealed; Vacuum; Negative Pressure
  • Sensor Technology: Piezoelectric
  • Material: Gas
Pressure - Absolute and Gauge -- Ceraphant T PTC31/PTP31
from Endress+Hauser, Inc.

Process pressure. Pressure switch for safe measurement and monitoring of absolute and gauge pressures. Your benefits. This compact pressure switch impresses with the latest in technology being used: Integrated switching electronics for decentral and economic process monitoring and control. Quick and... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Absolute; Gauge
  • Sensor Technology: Semiconductor Piezoresistive; Variable Capacitance
  • Material: Liquid; Gas
Adjustable-diaphragm Pressure Switch -- PM11-NC
from Hi-Tech Controls, Inc.

The diaphragm pressure switches in the PM Series ore available in two versions: one with. NC (normally closed) contacts and one with NO (normally open) contacts. A regulating screw, which can be adjusted using a small screwdriver, allows the switch to be set to the required pressure. The calibrated... [See More]

  • Normal State: Normally Closed
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Gas
79 Series -- 79.25.48.20.A9
from Lamb Industries, Inc.

Suitable for non-hazardous working environments, pressure/vacuum settings [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Material: Liquid; Gas
  • Pressure Measurement: Gauge; Vacuum (optional feature)
  • Working Pressure Range: 0.2176 to 0.7252
Pressure Switch
from Lube USA, Inc.

To protect the whole system, installed on the piping end [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Display Type: Analog Meter
  • Pressure Measurement: Gauge
  • Switch Point Range: 15.66 to 256
LF-10H Series -- LF10-1H1
from MAMCO

The LF10-1H pressure switch is designed to regulate tank pressure between two preset values (up to 175 PSI) on small, electrically driven air compressors. The pressure switch is available with an unloader valve, which prevents the compressor from starting underload. A standard on this model is a... [See More]

  • Normal State: Normally Closed
  • Pressure Measurement: Differential; Gauge
  • Sensor Technology: Mechanical Deflection
  • Material: Gas
Model 130 Series -- 130-AC
from Mid-West Instrument

The Model 130 diaphragm isolated Differential Pressure Switch is CSA Certified to both the Canadian and U.S. Standards and U.L. Listed to the U.S. Standards. The entire assembly is Certified for use in Class I, Division 1, Groups C, D; Class II, Division 1, Groups E, F, & G Hazardous locations. [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid
100 Series Mini., Low Pressure Switch
from NOSHOK, Inc.

The NOSHOK 100 Series Mechanical Pressure switch is constructed of a one piece housing that makes it highly durable for use in the most rugged applications. The compact design of the switch allows it to be installed in locations where space is limited. The 100 Series switch utilizes a proven... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Gauge
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
Diaphragm Sensor Differential Pressure Gauge -- 1516DGS
from Orange Research, Inc.

Diaphragm Sensor for Liquids & Gases. These diaphragm sensor differential pressure gauges measure the pressure difference between two points. Acting in the place of two pressure gauges, these units allow for one simple reading on an easy-to-read scale. Popular in filtration, flow and level... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Differential
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
Pressure Sensor -- AMS5105 Series
from Servoflo Corporation

AMS5105 Series combines high precision OEM pressure sensors with programmable pressure switches in one package. AMS5105 has an analog voltage output and two independent logic switching outputs. The analog voltage output is ratiometric to the supply voltage of 5V. The switching outputs are software... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Absolute (optional feature); Differential (optional feature); Vacuum (optional feature)
  • Sensor Technology: Semiconductor Piezoresistive
  • Material: Liquid; Gas
Model 703-U -- Range 200
from Sigma-Netics, Inc.

Environmentally sealed, UL listed, NEMA type 7 explosion proof [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Gauge
  • Sensor Technology: Piston
  • Material: Liquid; Gas
IS3000 Series -- IS3000
from SMC Corporation of America

Pressure switch, has an LED level meter [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Gauge
  • Sensor Technology: Piston
  • Material: Gas
Absolute Pressure Switch -- 4300 Series
from Spectrum Associates, Inc.

Series 4300 Pressure Switches provide accurate and reliable switching over a pressure range of 4 to 250 psia. As an absolute pressure switch, the 4300 Series is hermetically sealed for life and is designed to meet critical MIL-Spec environments including shock, vibration and temperature cycling. The... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Absolute
  • Sensor Technology: Strain Gauge
  • Material: Liquid; Gas; Handles Hazardous Materials
117 Series Hermetically Sealed Pressure Switch
from United Electric Controls Company

Approved for Division 2 hazardous locations and corrosive atmospheres, the 117 Series can be used to measure vacuum, pressure, differential pressure or temperature in a variety of applications. Its compact, epoxy-coated enclosure and hermetically sealed snap switch provide superior corrosion... [See More]

  • Normal State: Normally Open; Normally Closed
  • Pressure Measurement: Differential (optional feature); Gauge (optional feature); Vacuum (optional feature)
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas; Handles Hazardous Materials
Square D High Pressure Switch -- 222-200907
from US Water Systems, Inc.

Square D High Pressure Switch - Part # 200907. Features: Automatically starts when the tank pressure falls below 40 psi and stops when the pressure reaches 60 psi. Designed for the control of electrically driven water pumps. Diaphragm actuated. Type FSG is the standard water pump switch, suitable... [See More]

  • Normal State: Normally Closed
  • Pressure Measurement: Absolute (optional feature)
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas
2WPS Series Pressure Switch -- 2WPS
from Winters Instruments

Description & Features: • Features a rugged, compact, sensitive switching mechanism actuated by a diaphragm assembly • Can be supplied with one SPDT electric switch or two SPDT electric switches that are independently adjusted • Can be supplied with no housing or enclosed in a... [See More]

  • Normal State: Normally Open (optional feature); Normally Closed (optional feature)
  • Pressure Measurement: Gauge
  • Sensor Technology: Mechanical Deflection
  • Material: Liquid; Gas