Burkert 8685 Manuel D'utilisation page 18

Control head Type 8686 only:
step 3: assembly of pneumatic connection - install the actuator
→
Screw the plug-in hose connectors onto the control head and the
actuator.
→
Cut the enclosed hoses (2 x 280 mm) to length as appropriate
for the device layout.
→
Using the hoses supplied in the accessory kit, make the pneumatic
connection between the control head and actuator according to
the control function (CF) with the following "Tab. 3: Overview of
pneumatic connections for actuator variants".
Hoses
Plug-in hose
connectors
Fig. 11: Assembly of pneumatic connections
18
English
Type 8685 / 8686
Assembly
note!
damage or malfunction due to ingress of dirt and moisture.
▶ To comply with degree of protection IP65 / IP67, install an
exhaust air line on the unneeded pilot air port (for CFA, NC and
CFB, NO) in the dry area.
actuator 1
(left)
Pilot air port
2 (P2)
Pilot air port
1 (P1)
Fig. 12: Pneumatic connection
Pilot air outputs for
control head
actuator 2
(right)
Pilot air port
4 (P4)
Pilot air port
3 (P3)