Alfa Laval TopControl Basic Manuel D'utilisation page 38

3. install pneumatic connection between positioner and actuator
Pilot air outlet 2
Pilot air outlet 2
Upper pilot air port
Lower pilot air port
Figure 23: Installing the positioner
→
Screw the plug-in hose connectors onto the positioner and the actuator.
→
Using the hoses supplied in the accessory kit, make the pneumatic connection between the positioner and
actuator with the following "Table 13: Pneumatic connection to actuator - CFA" or "Table 14: Pneumatic con-
nection to actuator - CFB".
noTe!
damage or malfunction due to ingress of dirt and moisture!
To observe protection class IP65 / IP67:
• In the case of actuator size ∅ 80, ∅ 100
connect the pilot air outlet which is not required to the free pilot air port of the actuator or seal with a plug.
• In the case of actuator size ∅ 125
seal the pilot air outlet 22 which is not required with a plug and feed the free pilot air port of the actuator via a
hose into a dry environment.
control function a (cfa)
Process valve closed in rest position (by spring force)
Actuator size
Pilot air outlet
Upper pilot air port
Lower pilot air port
Dry area
Table 13: Pneumatic connection to actuator - CFA
38
1
2
English
Type 8694
Installation
Example ∅ 80, CFA
∅ 80, ∅ 100
2 2
2 1
∅ 125
2 2
2 1