VIGOUR · Diaphragm Valves — VDV33UA Series

Diaphragm Valves. VDV33UA Series from the VIGOUR VUPS catalogue. Suitable for high purity, flammable or toxic gases. Direct diaphragm construction with superior sealing performance, remarkable durability, compactness and particle and dead-space-free performance.

Max. Working Pressure: 3000 psig (200bar)
Pneumatic Operating Pressure: 58~87psig (4~6bar)
Max. Working Temp.: 14 o F ~ 104 o F (-10 o C ~ 40 o C)
Body: 316L

Features

Suitable for high purity, flammable or toxic gases
Direct diaphragm construction with superior sealing performance, remarkable durability, compactness and particle and dead-space-free performance
The product is fabricated in compliance with the VS001B process specification
Valve open and closed position is easily visible at a glance
Excellent gas displacement characteristics
Standard seat material is PCTFE, Polyimide/PFA is option

Materials

Max. Working Pressure	3000 psig (200bar)
Pneumatic Operating Pressure	58~87psig (4~6bar)
Max. Working Temp.	14 o F ~ 104 o F (-10 o C ~ 40 o C)
Body	316L
Diaphragm	Elgiloy ®
Seat packing	PCTFE
Handle	AL
Internal Leakage Allowance	1x10 -9 mbar I/s He
External Leakage Allowance	1x10 -9 mbar I/s He
Flow capacity	1/4”Cv=0.1 3/8”1/2”Cv=0.5
Weight	approx. 0.27kg (depending on connections or options)