Burkert 8690 Manuel D'utilisation page 16

2. i nstallation of the masking ring and
the pneumatic Control unit:
Fastening screws
Masking ring
max. 0.5 Nm
Fig. 12: Installation of the masking ring and the Pneumatic Control
Unit, series 20xx
→
Pull the masking ring onto the actuator cover
(for actuator sizes ∅ 50 and ∅ 63 only).
→
Push the Pneumatic Control Unit onto the actuator.
→
Press the Pneumatic Control Unit all the way down as far as the
actuator and turn it into the required position.
Ensure that the pneumatic connections of the Pneumatic
Control Unit and those of the actuator are situated pref-
erably vertically one above the other (see "Fig. 12: ").
If they are positioned differently, longer hoses may be
required other than those supplied in the accessory kit.
16
english
Type 8690
Installation
noTe!
too high torque when screwing in the fastening screw does
not ensure protection class ip65 / ip67!
• The fastening screws may be tightened to a maximum torque of
0.5 Nm only.
→
Attach the Pneumatic Control Unit to the actuator using the two
side fastening screws. In doing so, tighten the fastening screws
hand-tight only (max. torque: 0.5 Nm).
3. installation of the pneumatic connection on the actuator
Pilot air port 2
Pilot air port 2
Upper chamber
Lower chamber
Fig. 13: Installation of the pneumatic connection, 20xx series
1
2