142P8 NEMA 4X, 7, 9 & 13 Ultra Low Vacuum/Pressure Switch

Product Description

Ultra low pressure and vacuum to pressure crossover switch. Unique construction using efficient Nega-Rate® Belleville disc spring for stable set points and high proof pressure. Explosion proof enclosure and wide range of wetted materials makes this switch especially well suited for hazardous or corrosive atmospheres.

Datasheets

142P8 Datasheet [89 kB]

Specifications

Specifications

Electrical: Snap action electrical switch 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: -50°F to +250°F (-46°C to +121°C)
Adjustment: Concealed wrench flat adjustment with range scale
Shipping Weight: Approximately 3.5 pounds

*Temperature limits change with O-Ring selection. See Electrical Assembly specification sheet for Temperature Class Ratings.

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