Electro pneumatically and pneumatically operated valves series 4

The Series 4 valves have been designed with 3/2, 5/2, 5/3 in two main versions which are:

• Electro pneumatically actuated and spring
• Electro pneumatically actuated and returns

Series 4 can be operated by Series U or G solenoids (22x22) except for the G1/2 version which uses the Series 6 (32x32). Series 4 is equipped with a manual override which permits a stable operation.