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200 Series Mechanical Compact SPDT Pressure Switches

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  • Switch adjustment ranges from 3 psig to 30 psig through 435 psig to 4,640 psig depending on model
  • Standard Zinc-nickel with NBR diaphragm wetted parts;
    Membrane type - NBR diaphragm
    Piston type - PTFE dynamic seal with NBR static o-ring
  • SPST or SPDT snap-action switch with solid Silver contacts

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SERIES 200L 200 Low Pressure Membrane Series 200M 200 High Pressure Membrane Series  
200H 200 High Pressure Piston Series      
SWITCH FUNCTION 1 SPST, Normally open 3 SPDT  
2 SPST, Normally closed      
PROCESS CONNECTION 1 1/8" NPT male 45 7/16-20 SAE Male, Non-Adjustable  
2 1/4" NPT male 62 G 1/4 Male ISO 228-1  
33 G 1/8 Male ISO 228-1      
200L LOW PRESSURE MEMBRANE SWITCH ADJUSTMENT RANGES 
(Max. working pressure)		 3/30 3 psig to 30 psig (870 psig) 15/145 15 psig to 145 psig (870 psig)  
7/75 7 psig to 75 psig (870 psig) 15/235 15 psig to 235 psig (870 psig)  
40/116 40 psig to 116 psig (870 psig) 45/300 45 psig to 300 psig (870 psig)  
200M HIGH PRESSURE MEMBRANE SWITCH ADJUSTMENT RANGES
(Max. working pressure)		 15/50 15 psig to 50 psig (3,000 psig)      
15/150 15 psig to 150 psig (3,000 psig)      
45/300 45 psig to 300 psig (3,000 psig)      
200H HIGH PRESSURE SWITCH ADJUSTMENT RANGES (Max. working pressure) 145/435 145 psig to 435 psig (5,800 psig) 290/2900 290 psig to 2,900 psig (5,800 psig)  
145/1160 145 psig to 1,160 psig (5,800 psig) 290/3625 290 psig to 3,625 psig (5,800 psig)  
145/1740 145 psig to 1,740 psig (5,800 psig) 435/4640 435 psig to 4,640 psig (5,800 psig)  
ELECTRICAL CONNECTIONS† 4 Spade Terminals (1/4 x 1/32) 100 Deutsch 2-Pin Male (DT04-2P)*, **  
  8 DIN EN 175301-803 Form A 101 Deutsch 3-Pin Male (DT04-3P)*  
  25 M12 x 1 4-pin 103 Deutsch 2-Pin Female Socket (DT06-2S)*, **  
  36 18" Integral Cable 104 Deutsch 3-Pin Female Socket (DT06-3S)*  
  46 Deutsch Integral 3-Pin (DT04-3P)  110 Weatherpack Tower, 3-Pin Female*
  66 Deutsch Integral 2-Pin (DT04-2P) ** 111 Weatherpack Tower, 3-Pin Male*  
  96 Weatherpack Tower, 2-Pin Female*,** 112 Weatherpack Shroud, 3-Pin Female*  
  97 Weatherpack Tower, 2-Pin Male*,** 113 Weatherpack Shroud, 3-Pin Male*  
  98 Weatherpack Shroud, 2-Pin Female*,**      
  99 Weatherpack Shroud, 2-Pin Male*,**      
OPTIONS *** AU Gold Plated Contacts SP Factory Adjusted Switch Point  
EP EPDM Diaphragm (-40/212 °F) SS 316 SS Wetted Materials  
HNBR Low Temp Nitrile (-22/176 °F) VT FKM Diaphragm (32/212 °F)  
FVMQ Fluorosilicone Diaphragm (-40/212 °F)      

Please consult your local NOSHOK Distributor or NOSHOK, Inc. for availability and delivery information.

* Options attached to Integral Cable
** For SPST only
*** Not all options are available for all ranges, consult factory
† Other electrical connections available, consult the factory

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SPECIFICATIONS
Switching parameters    
    Function
    Contact rating*
  
    Repeatability
    Hysteresis
    Contact material
    Frequency
SPST or SPDT
5A @ 125/250 Vac
5A @ 12/24 Vdc
Max. ±2% of Full Scale at room temperature
2 psi + 5 - 10% of set point
Solid Silver, self-cleaning, optional gold-plated
Max. 100 cycles/min
Switch type Snap action
Pressure ranges 3 psig to 30 psig through 435 psig to 4,640 psig
Service life 200L: >9,000,000 load cycles
200M: >2,000,000 load cycles
200H: >1,000,000 load cycles
Temperature ranges Media -4 °F to 176 °F (-20 °C to 80 °C)
Ambient -4 °F to 176 °F (-20 °C to 80 °C)
Storage -4 °F to 176 °F (-20 °C to 80 °C)
Proof pressure 870 psig to 5,800 psig depending on model
See Ordering Information for details
Measuring element Membrane type - NBR diaphragm
Piston type - PTFE dynamic seal with NBR static o-ring
Housing material Zinc-nickel plated Steel, optional Stainless Steel
Environmental rating IP00 - Spade Terminals
IP65 - DIN EN 175301-803 Form A, M12, Cable & Deutsch Integral, Field adjustable
IP69 - M-12, Cable & Deutsch Integral, Fixed set point
Weight Approximately 0.2 lb

* Gold contacts may be required for less than 5 VDC and 5 milliamps

Applications Dimensions Download Data Sheet Reference Information User Manual Warranty Information

Options & Accessories

Distribution Manifolds

NOSHOK's Distribution Manifolds connect multiple instruments to one diaphragm seal, eliminating multiple connections that lead to possible leak paths.

View NOSHOK Distribution Manifolds

Mechanical Switches Options & Accessories

  • Factory Adjusted Switch Point (Specify)

Pressure Snubbers – Piston Type

  • Resist clogging and are self-cleaning
  • Five different sized pistons included with each snubber to ensure the correct amount of snubbing for virtually every application
  • Available in Brass and 316 Stainless Steel in 1/4" NPT, 1/2" NPT or SAE J1926-3: 7/16-20
  • Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2"​​​​​​

Specifications

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Pressure Snubbers – Sintered Type

  • Cost effective solution to protect expensive instrumentation
  • Increases gauge readability by smoothing out pressure surges, pulsations and spikes
  • 5 basic elements available for each snubber to accommodate specific application needs
  • Snubbing action achieved by utilizing a corrosion resistant 316 Stainless Steel sintered porous element
  • Exotic materials or intermediate disc grades available
  • Provides long service life with no moving parts to wear out
  • Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2

Specifications

Dimensions

Replacement Disc Options

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Steam Syphons

  • Protect the instrument from the damaging effects of high temperature steam
  • Recommended for use in all steam applications
  • Available in 1/4" and 1/2" NPT sizes in welded steel, welded 316 Stainless Steel or seamless 316 Stainless Steel with ratings to 3,800 psi @ 850 ºF

Specifications

Dimensions

Steam Syphons Temperature 1/4" NPT vs. Pressure charts

Steam Syphons Temperature 1/2" NPT vs. Pressure charts

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Swivel Adaptors

  • Temperature ratings: 15,000 psi @ 200 °F and 3,000 psi @ 1,000 °F
  • Used with gauges and gauge valves to adjust the line of sight
  • Rotates 360° to allow the connected instrument to be positioned in the desired direction
  • The pressure connection is achieved with a tapered cone style compression fitting simply by tightening the swivel hex nut
  • All 316 Stainless Steel construction
  • Standard with 1/2" NPT male process – 1/2" NPT female instrument connections
  • Also available with 1/4" NPT connections, same specifications apply
  • Weight approximately 0.8 lb.

Swivel Adaptor Dimensions

WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Warranty Information - Accessories

WARNING:This product can expose you to chemicals including Lead and Nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

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