Burkert Type 8791 - Manual (Page 44)

44
Attachment and assembly
anti-twist safeguard:
note the flat side of the axle!
One of the setscrews must be situated on the flat side of the axle as an anti-twist safeguard (see “Figure
20”).
angular range of the position sensor:
The maximum angular range of the position sensor is 180°.
The axle of the positioner may be moved within this range only.
→
Connect adapter
①
to the axle of the positioner and secure with 2 setscrews.
→
Secure setscrews with self-locking nuts to prevent them from working loose.
90°
Ideal position for the angular range of the
positioner = 90°
(min. 30° / max. 180°)
The rotational movement of the
rotary actuator must be within
the position sensor rotational
range of 180°.
Flattened axle
180°
Maximum
rotational range
Figure 20: Angular range / anti-twist safeguard
→
Assemble the multi-part assembly bridge 10) suitable for the actuator.
→
Attach the assembly bridge to the positioner using 4 cheese-head screws
③
and circlips
④
.
(see “Figure 21”).
10)
The assembly bridge consists of 4 parts which can be adjusted to the actuator by varying the arrangement.
english
Type 8791