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| Vacuum Pressure Switches |
| Long life, high purity pressure switches for measuring pressures below atmospheric. Factory set to customer specifications and tamper proof. |
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PV48W Series Vacuum Pressure Switches
PV48W Settings from 10 to 150mm Hg VAC
Features
Tamper proof (factory) setting;
Wetted materials in VIM-VAR 316L, Inconel and Hastelloy C-276;
Electron-beam welded construction;
Negative-rate belleville spring design provides longer life, accuracy and repeatability;
Specifications
Medium: Gas or Liquid
Type: Factory Set
Available Settings: 10 to 150 mm Hg VAC
Actuation Value: 20mm Hg + 5% of Setting
Repeatability: ± 5mm Hg + 2% of Setting
**Proof Pressure 0 psia - 15 psig
Operating Temp. Range: 0° to 130°F (-18° to 55°C)
Finish: 10 or 5 Ra
Wetted Materials: 316L VIM/VAR or Hastelloy
Media Connections: 1/4" end seal type (VCR); 1/4" flow thru-end seal type (VCR);
Electrical Connections: Free Leads, Crimp Type Connectors or 9 pin D-sub Connector
Min. Operating Life: 1 Million cycles
Approvals: UL, CE
Warranty: 36 Months
**Higher Proof pressure available |
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PV36W Series Vacuum Pressure Switches
PV36W Settings from 125 to 750mm Hg VAC
Features
Tamper proof (factory) setting;
Wetted materials in VIM-VAR 316L, Inconel and Hastelloy C-276;
Electron-beam welded construction;
Negative-rate belleville spring design provides longer life, accuracy and repeatability;
Specifications
Medium: Gas or Liquid
Type: Factory Set
Available Settings: 125 to 750 mm Hg VAC
Actuation Value: 40mm Hg + 6% of Setting
Repeatability: ± 15mm Hg + 2% of Setting
**Proof Pressure 0 psia - 25 psig
Operating Temp. Range: 0° to 130°F (-18° to 55°C)
Finish: 10 or 5 Ra
Wetted Materials: 316L VIM/VAR or Hastelloy
Media Connections: 1/4" end seal type (VCR); 1/4" flow thru-end seal type (VCR)
1.125"/1.5 "C" Seal
1.125"/1.5 "W" Seal
Electrical Connections: Free Leads or Crimp Type Connectors
Min. Operating Life: 1 Million cycles
Approvals: UL, CE
Warranty: 36 Months
**Higher Proof pressure available |
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