LoPro™ Bellows Vacuum Isolation Valves
Model: lopro-single-stage-isolation-valves
LoPro™ Bellows Vacuum Isolation Valves
Model: lopro-single-stage-isolation-valves
Technical Specs
Type
Low-profile, Single-stage, Bellows-sealed Poppet Valve
Vacuum Range
Atmosphere to 1.0 x 10-9 Torr
Port Size
NW25, NW40, NW50
Helium Leak Rate
1.0 x 10-9 std cc/sec
Cylinder Volume
1.2 - 6.4 in3, depending on configuration
Cylinder Air Pressure
90 psig ± 30 psig
Limit Switch Rating
5A - 250 VAC
Single Pole, Single Throw
5A - 30 VDC
Blow-By Pressure
80 - 45 psi, depending on configuration
Actuation Time
0.12 - 0.45 sec, depending on configuration
Maximum Internal Spring Closing Pressure
38-60 psia, depending on configuration
Maximum Bakeout Temperature
150°C
Typical Life
1,000,000 cycles
Weight
1.6 - 6.4 pounds, depending on configuration
Technical Specs
Type
Low-profile, Single-stage, Bellows-sealed Poppet Valve
Vacuum Range
Atmosphere to 1.0 x 10-9 Torr
Port Size
NW25, NW40, NW50
Helium Leak Rate
1.0 x 10-9 std cc/sec
Cylinder Volume
1.2 - 6.4 in3, depending on configuration
Cylinder Air Pressure
90 psig ± 30 psig
Limit Switch Rating
5A - 250 VAC
Single Pole, Single Throw
5A - 30 VDC
Blow-By Pressure
80 - 45 psi, depending on configuration
Actuation Time
0.12 - 0.45 sec, depending on configuration
Maximum Internal Spring Closing Pressure
38-60 psia, depending on configuration
Maximum Bakeout Temperature
150°C
Typical Life
1,000,000 cycles
Weight
1.6 - 6.4 pounds, depending on configuration
