12 Series pressure and temperature switches

Vibration-resistant, 316 stainless steel pressure, differential pressure and temperature switches

12 Series hazardous location switches are ideal for operation in tough applications where space is at a premium. A snap-action Belleville spring assembly is used to provide vibration resistance and prolonged switch life. The 316 stainless steel enclosure and hermetically sealed switch provide rugged protection from the environment. Approved for use in hazardous locations worldwide, the 12 Series is installed within applications ranging from offshore oil rigs to rotating equipment, and more.

Class 1, Divisions 1 & 2, Zone 1
UL listed, cUL certified, ATEX flame-proof & CE (LVD, PED) compliant, dual seal compliance to ANSI/ISA 12.27.01
Compact, 316 stainless steel enclosure
Available with stainless steel accessories
Belleville spring design provides set-point stability and vibration resistance
SPDT or DPDT hermetically sealed switches
Variety of pressure sensor materials, including welded stainless steel diaphragm
Convenient field adjustment through concealed adjustment compartment; optional cover locking ring prevents incidental tampering
72” lead-wire with strain relief provided
Adjustable set-point ranges:

Pressure: 1 to 12,500 psi
0,1 to 861,9 bar
Differential Pressure: 0.7 “wcd to 150 psid
1,7 mbar to 10,3 bar
Temperature: -130 to 650 ºF
-90 to 343.3 ºC

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12 Series pressure and temperature switches

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