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120 - Flame-proof Pressure Switches

Pressure
Temperature
Gas
Level
Flow
Limit Switch box
Vibration switches
Diaphragm seals
Accessories
  • Adjustable set point instruments
  • SIL2 / SIL3 capable certificate
  • II 1G Exia IIC T6 certified for Intrinsically Safe circuits
    II 2G/2D Exd IIC T6 explosion-proof
  • Models with welded diaphragm (no O-ring)
  • Diaphragm, bellows, piston sensors
  • Setting ranges from -1 to 700 bar
  • Setting ranges in millibars
  • Differential ranges from 0.5/17 mbar to 7/35 bar
  • Static pressures up to 83 bar
  • One SPDT or DPDT microswitch or 2 independent SPDTs
  • Numerous microswitch options
  • Models with bar/psi adjustment scale
  • IP66 enclosure
TECHNICAL BROCHUREPDF
  INSTRUCTIONS PDF

    J120
  SIL3 capable  Sicurezza intrinseca  cULus Factory Mutual  Inmetro EAC  Kosha
 
   IECEx   CCCEx  Canadian Registration Number  Peso - India   Ex Ukraina  CE
         


In brief

A wide range of sensors, available materials, microswitches and approvals make the 120 series almost suitable for any application in an explosion-hazardous environment, ensuring safety, alarm or lockout intervention. Models with a single SPDT microswitch have dual cable inputs, allowing the choice of the most convenient connection. Sealed bellows, welded membranes(without O-rings) in AISI 316 and AISI 316L offer the possibility of operating in special situations that do not recommend the use of seals or O-rings. Piston models are suitable for pressures up to 690 bar.

The 120 series is undoubtedly the family of differntial pressure switches that stands out for the choice of sensors and options available in the field of hazardous area applications. Sensors are of the diaphragm and opposing bellows types. The latter also offer the option of having a local differential pressure indicator, effectively turning it into two instruments in one.

There is a choice of models with one or two independent SPDT microswitches and internal or externally protected, double-scale regulation. Microswitches of various features can be supplied, including models with 20A or 30A rating on the contacts. Many certifications, for use in Europe, the Eurasian Confederation, South Korea, China, Ukraina, NorthAmerica, Canada, Brazil, India, the United Arab Emirates, and all countries that recognize IECEx International certification. SIL approval makes them suitable for use in Safety Instrumented Systems (SIS).



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20031 Cesate (Mi) - Ph. 02.9906.9477
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Batteries Register: IT22070P00007982 
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