Burkert 2300 Guide Rapide page 16

→ Push the control unit onto the actuator without rotating it until
no gap is visible at the form seal.
NOTE!
Excessive torque when tightening the fastening screw
cannot ensure the degree of protection IP65/IP67!
▶ The fastening screws must only be applied with a maximum
torque of 1.5 Nm.
→ Attach the control unit to the actuator using the two lateral
fastening screws. Only lightly tighten the screws (maximum
torque: 1.5 Nm).
Fastening
screws (2 х),
max. 1.5 Nm
Connection
piece
Pilot air
connections
actuator
Fig.7: Controlunitinstallation
16
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8.3.4
The position of the ports can be seamlessly aligned by turning
the actuator 360°.
NOTE!
Damage to the seat seal or seat contour!
▶ When turning the actuator, the valve must be in the open
Procedure:
→ Clamp valve body in a holding device (only for valves which
→ For control function A:
→ Counter with a suitable open-end wrench on the wrench flat of
English
Type 2300
Structure and function
Turning actuator
Only the actuator can be rotated. It is not possible to rotate
the control unit against the actuator.
position.
have not yet been installed).
Without control unit: pressurise the pilot air port 1 with com-
pressed air (5 bar): Valve opens.
With control unit: open the valve in accordance with the oper-
ating instructions of the control unit.
the nipple.