APV_CU4 AS-i_UK-5_072018.indd
UK
Control Unit
CU4 AS-interface
Instruction manual: UK - rev. 5
APV
31
8. CU Assembly and Startup
8.2.1 Pneumatic connection
Supplyair:
CAUTION!
Shut off the compressed air supply before connecting the air hose!
See that the air hose is professionally cut to length. Use a hose
cutter for this purpose.
Pneumaticairforvalveactuator:
Connect the pneumatic air connection Y1 with the valve actuator.
- For the CU41N (withlogicNOTelement), the pneumatic air
connection N must be connected with the spring side of the
actuator.
See to the spring side of the actuator during the assembly of the
pressure-reducing valve.
Exhaustair:
As a standard, the exhaust air connection is equipped with a
silencer. If required, the silencer can be removed and the exhaust
air can be hosed separately when it must be led off to the exterior,
for example.
8.2.2 Electric connection
CAUTION!
Electricconnectionsshallonlybecarriedoutbyqualiedpersonnel.
See to a professional execution and installation of the AS-interface
network.
ObservetheSafetyInstructionsspeciedinchapter2.
!
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