Electropneumatic control valves can be used to control the operation of pneumatically activated vacuum valves. Control valves are available with different electrical supply voltages and frequencies to suit your application.
Valve
GV gate valves
PVPK pipeline valves soft start
BRV backing/ roughing valve
QSB63/100/160 quarter swing butterfly valves, Diffstak isolation‑valves
Supply pressure
Bar gauge
Psig
Valve Type
Double-acting cylinder with no spring return
Single-acting cylinder with spring return
Double-acting cylinder with spring return to the mid‑position (that is, isolated position)
Double-acting cylinder with no spring return
3-port
2.1-8
30-115
Recommend Control Valve Configuration
1 x 5-port
1 x 3-port
2 x 5-port or (1 x 5-port)
1 x 5-port
5-port
3.4-4.8
50-70
Schematic
3
1
2*(4†)
4
* This configuration allows the use of the isolated position of the vacuum valve. † This configuration only allows the use of the roughing and backing positions of the vacuum valve
Spectroscopy magazine