142P Ultra Low Vacuum/Pressure Switch Explosion Proof Hermetically Sealed (NEMA 4X, 7, 9 and 13)
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DESCRIPTION
Explosion Proof Hermetically Sealed (NEMA 4X, 7, 9 and 13)
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.
OPTIONS
Adjustable Range
0 .25" H2O (.62 mbar) dec. to 10" (24.9 mbar) H2O inc.
1 1" H2O (2.49 mbar) dec. to 40" (99.6 mbar) H2O inc.
2 40" H2O (99.6 mbar) inc. vac. to 40" (99.6 mbar) H2O inc. pressure