Rotating The Pneumatic Control Unit For Process Valves Belonging To Series 20Xx - Burkert 8697 Manuel D'utilisation

DANGER!
Risk of injury from high pressure in the equipment/device.
▶ Before working on equipment or device, switch off the pressure
and deaerate/drain lines.
Procedure:
→
Clamp valve body in a holding device (only required if the process
valve has not yet been installed).
→
Control function A: Open process valve.
→
Using a suitable open-end wrench, counter the wrench flat on
the pipe.
→
Place suitable open-end wrench on the hexagon of the actuator.
WARNING!
Risk of injury from discharge of medium and pressure.
If the direction of rotation is wrong, the body interface may
become detached.
▶ Rotate the actuator module in the specified direction only (see
"Fig. 15").
→
Rotate counter-clockwise (as seen from below) to bring the actuator
module into the required position.
Type 8697
Installation
Fig. 15: Rotating with open-end wrench
7.5. Rotating the Pneumatic
Control Unit for process valves
belonging to series 20xx
If the connecting cables or hoses cannot be fitted properly following
installation of the process valve, the Pneumatic Control Unit can be
rotated contrary to the actuator.
Procedure
→
Loosen the pneumatic connection between the Pneumatic Control
Unit and the actuator.
→
Loosen the fastening screws (hexagon socket wrench size 2.5).
→
Rotate the Pneumatic Control Unit into the required position.
english
Open-end wrench
19