GEA T.VIS A-15, Руководство по эксплуатации

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6.3.4 Control Top with 3 Solenoid Valves
Fig.14: Control top (standard variant in IP66)
E1 Exhaust air of the main stroke Y1 with sound absorber
Optional: Exhaust air throttle
Connection E1 must not be closed!
E2 Safety vent against excess pressure and exhaust air of lifting
actuators Y2 and Y3
Non-return valve
Connection E2 must not be closed!
P Central air supply with integrated filter
Optional: supply air throttle
N Air connection for spring force backup
Only with logic element NOT
Y1 Air connection for external main stroke connection
with plug (23)
Y2
For VARIVENT
®
valves with lifting actuator:
Air connection for lifting the valve disk
For STERICOM
®
double-seal valves:
Lift down (air connection at actuator top)
Not permitted for the main stroke of an external process valve!
On ASEPTOMAG valves with lifting of the upper seat
Y3
For VARIVENT
®
valves with lifting actuator:
Air connection for lifting the double disk
For STERICOM
®
double-seal valves:
Lift up (air connection at actuator bottom)
On ASEPTOMAG valves with lifting of the lower seat
23 Plug
Control air pressure can be present at the plugs for the air
connections!
Before removing a sealing plug (23), make sure that the respective
air connection is pressure-free!
Assembly and installation
Pneumatic connections
430BAL010699EN_6
17.03.2022 45