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 | Valve Type | Recommend Control Valve Configuration |
GV gate valves | Double-acting cylinder with no spring return | 1 x 5-port |
PVPK pipeline valves soft start | Single-acting cylinder with spring return | 1 x 3-port |
BRV backing/roughing valve | Double-acting cylinder with spring return to the mid-position (that is, isolated position) | 2 x 5-port or (1 x 5-port) |
QSB63/100/160 quarter swing butterfly valves, Diffstak isolation-valves | Double-acting cylinder with no spring return | 1 x 5-port |
Supply pressure | 3-port | 5-port |
bar gauge | 2.1 - 8 | 3.4 – 4.8 |
Psig | 30 – 115 | 50 - 70 |