Installation Of The Pneumatic Connection - bar agturn PKT Series Operating Manual

Make sure that the optical position indicator
together with a ball valve or flap always cor-
responds to the ball bore/disc.
Make sure that the maximum torques of the
flange pattern used are not exceeded for
the sake of design and operation!
Connecting surfaces must be free from oil
and grease, clean and dry.
1. Place the rotary actuator on the valve
spindle (7). If necessary, install prior re-
quired components such as, for exam-
ple, shaft adapter, reduction, mounting
bridges and/or centering.
2. Slightly grease the connecting bolts.
3. Tighten the connecting screws on the
flange pattern (9) according to Tab. 5-3 .
9
7
Fig. 5-2 View on rotary actuator from bottom =
valve interface
7
Installation of the valve spindle / shaft
adapter
9 Installation of the connecting screws
PKT-GD/GS-IM-DE-B-EN-09-19 Rev.0
Observe the following tightening torques
when installing connecting bolts:
Flange Screw size
pattern
F03
F04
F05
F07
F10 M10
F12 M12
F14 M16
F16 M20
F25 M16
Tab. 5-3 Tightening torques for connecting
screws of rotary actuator – valve
5.4.1 Installation of the pneumatic
connection
10
2
Fig. 5-3 Pneumatic connections of the rotary
actuator bar-agturn
2 Pneumatic connection
4 Pneumatic connection
10 Threaded hole M5
Make sure that plugs or end caps are re-
moved at the pneumatic connections 2 and
4, if necessary.
Tightening
torque
[Nm]
M5 6
M5 10
M6 10
M8 25
49
85
145
310
145
4
10
27