Valve actuation type | Single acting, electrically opened, spring closed |
Pressure range valve open | 1 x 10-9 to 2000 mbar |
7.5 x 10-10 to 1500 Torr (30 psi) | |
Maximum press differential | |
opening/closing | 1000 mbar / 750 Torr |
Leak rate | < 1 x 10-9 mbar ls- 1 |
< 7.5 x 10-10 Torr ls- 1 | |
Reed switch (peak ratings) | |
Maximum voltage | 24 V a.c. or d.c. |
Maximum current | 0.25 A |
Maximum power | 3 VA |
Maximum cycle frequency | 400 h-1 |
Ambient operating temperature | |
PV10/16 | 5 °C to 45 °C |
Valve temperature above ambient | |
Rapid cycling | |
PV10/16 | <25 °C |
PV25/40 | <20 °C |
Valve open | <10 °C |
Bellows reliability MTTF | |
PV10/16 | 500000 cycles |
Construction materials | |
PVEKA | HE30TF aluminium |
PVEKS | AISI304 stainless steel |
Bellows | AISI316L stainless steel |
O-ring | Fluoroelastomer |