APV_CU4 AS-i_UK-5_072018.indd
UK
Control Unit
CU4 AS-interface
Instruction manual: UK - rev. 5
APV
33
8. CU Assembly and Startup
8.3. DoubleseatmixproofvalvesDE3,DA3+
CU cover
CU41/CU43
clamp ring
fastening screws
adapter
spring cylinder
air actuator
seat lift cylinder
Assemblyofthecontrolunitonthevalve
1. Assembly of the adapter on the double seat valve. Fasten with 4
screws.
2. Align air connections of the control unit to the valve actuator.
3. Place the control unit onto the adapter. Observe alignment!
4. Attach the clamp rings and fasten them with the screws.
5. Assemble the external proximity switches at the actuator.
external
proximity switches
feedback 2 for
open
valve position
feedback 1 for
closed
valve position
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