Type 2000
Installation
26
For control function A und I
5
:
pressurise lower pilot air port with compressed air.
Counter with a suitable open-end wrench on the wrench flat of the body connection.
Place a suitable open-end wrench on the hexagon head of the actuator.
DANGER!
Risk of injury from high pressure and discharge of medium.
If the direction of rotation is wrong, the body connection may become detached.
▶ Only turn the actuator is the prescribed direction.
Move the actuator into the required position by turning it counterclockwise (seen from below).
Fig.20: Turn actuator (2)
7.7 Connecting device pneumatically
DANGER!
For control function I: Danger due to the control pressure failing.
If the control pressure fails, the valve remains in an undefined position.
▶ For a controlled restart, pressurize the device with control pressure and then connect the medium.
DANGER!
Risk of injury due to connection of unsuitable hoses.
▶ Use only hoses which can withstand the pressure and temperature of the medium.
▶ Observe technical data of the hose manufacturer.
7.7.1 Connecting control medium
The position of the ports can be steplessly aligned by turning the actuator through 360°. The pro-
cedure is described in the chapter "Turning actuator [}25]".
Control function A:
Connect control medium to pilot air port at the bottom.
Control function B:
Connect control medium to pilot air port at the top.
Control function I:
5
If variant available
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