122P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for low to mid-range process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. Wide selection of wetted materials, 316 stainless steel body and interior, plus hermetically sealed explosion-proof electrical make this switch ideal for chemical process applications.

Specifications

• 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: 1/2 NPT Female
• Temperature Range*
  • Ambient: -40°F to +180°F (-40°C to +82°C)
  • Media: -40°F to +250°F (-40°C to +121°C)
• Adjustment: Internal, slotted adjustment nut with range scale
• Shipping Weight: Approximately 2 pounds
• 
  *Temperature limits change with O-Ring selection. See Electrical Assembly specification sheet for Temperature Class Ratings.