PVW Series Vacuum Pressure Switch

PVW Series Vacuum Pressure Switch
The PV48W and PV36W series vacuum high purity pressure switch offers accurate and repeatable switching for monitor/control and alarm/shut down protection. These units, designed specifically for high purity gas systems are vented to ambient conditions for sensing pressure below ambient (vacuum).

PVW Series Vacuum Pressure Switch Features

  • Tamper proof (factory) setting
  • Welded construction
  • Negative-rate belleville spring design provides longer life, accuracy and repeatability
  • RoHS and REACH Compliant
  • Sil 3 Safety Rated

PVW Series Vacuum Pressure Switch Specifications

Available settings  10 to 150 mm Hg VAC  125 to 750 mm Hg VAC
Deadband  20mm Hg + 5% of Setting  40mm Hg + 6% of Setting
Repeatability  ± 5mm Hg + 2% of Setting ± 15mm Hg + 2% of Setting
*Internal Volume  2.22 CC  1.06 CC
**Proof Pressure  0 psia – 15 psig 0 psia – 25 psig
**Operating Temp. Range  0° to 130° F  0° to 130° F
Finish  5 Ra Typical 5 Ra Typical
Wetted Materials  316L per F20  316L per F20
Media Connections1/4″ end seal type
NW25 flange
1/4″ end seal type
Electrical ConnectionsFree Leads
Crimp Type Connectors
D Sub
Free Leads or Crimp Type Connectors
Min. Operating Life  5 Million cycles  5 Million cycles
Approvals  UL, CE, ISO 13849  UL, CE, ISO 13849
Warranty  36 Months36 Months

*With 1/4″ male end seal type 
**Higher Temperature and Proof pressures available

PVW Series Vacuum Pressure Switch Links

Download PVW Series Vacuum Pressure Switch Brochure

Call us today at (855) 737-4714 to learn more, or fill out our online form and someone will get back to you.

Process Control
A lesson for me is that I need to involve you earlier in the program.

You were tireless in your support and it will not be forgotten!

Valin Was There For Us
When we needed technical assistance and applications support, Valin was there for us. Their knowledgeable engineers saved us an invaluable amount of time, helping us get up and running quickly. We are very happy with their services.