112P NEMA 4X, 7, 9 & 13 Flanged Pressure Switch/Diaphragm Sensor
Flanged pressure switch for installations that formerly required a chemical seal with fill fluids. Reliable Nega-Rate® Belleville disc spring sensing mechanism. Redundant seals with venting between seals for alarm or indication. 316 stainless steel body and hermetically sealed, explosion-proof electrical assembly well suited for hazardous or corrosive atmospheres.
• Electrical: Snap action electrical switch assembly listed by Underwriters’ Laboratories, Inc., FM Approval and CSA International
• Electrical Connection: 1/2 NPT male conduit connection with PVC insulated 18 AWG, 18” long leads
• Pressure Connection:
o 1 inch, 1/16 raised face flange per ANSI
o B 16.5 – 1998
o Class 150 (150#)
o Class 300 (300#)
Note: Customer responsible for gasket selection and installation. (Refer to Installation and Operating Instructions supplied with switch)
• Temperature Range*:
o Ambient: -40°F to +180°F (-40°C to +82°C)
o Media: -40°F to +250°F (-40°C to +121°C)
• Adjustment: Internal, slotted adjustment with range scale
• Shipping Weight: Approximately 4.5 pounds

*Limited by gasket material selected