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Phenolic Case Gauges Phenolic Case With Solid Front Design Blow out back Standard followed Helium Leak Tested Built in Stabilizer Movement Ready For Oxygen Use Internal Vacuum /Over Pressure Stops Ambient Temperature: -4?(-20?) to 150?( 65?) Process Temperature: ?(200?) Operating Pressure Range: 75% of scale value Over Pressure Limit: 150% of value Case & Bezel: Phenolic Joints: Tig Argon Arc Welding Protection: IP 66 Socket: AISI 316L Bourdon: AISI 316L Movement: AISI 304 Dial: Aluminum Pointer: Micro Zero Adjustable Window: Safety Glass Gasket: Viton Ranges: Vacuum to 40,000psi ACCURACY AS PER ASME 4.5″ : (Grade 2A)
