Burkert Type 2731 - Manual (Page 23)

7.4.1 connection of the actuator
control functions a:
→
Connect the control medium to the lower pilot air port of the
actuator (see “Fig. 19: Pneumatic connection”)
control functions B:
→
Connect the control medium to the upper pilot air port of the
actuator (see “Fig. 19: Pneumatic connection”)
Silencer
For reducing the exhaust air noise: plug the silencer into the free air
discharge connection (see “Fig. 19: Pneumatic connection”)
If used in an aggressive environment, we recommend
conveying all free pneumatic connections into a neutral
atmosphere with the aid of a pneumatic hose.
Lower pilot air port
Upper pilot air port
Fig. 19: Pneumatic connection
control air hose:
Control air hoses of sizes 6/4 mm or 1/4“ can be used.
7.5 removal
Danger!
risk of injury from discharge of medium and pressure!
It is dangerous to remove a device which is under pressure due to
the sudden release of pressure or discharge of medium.
▶ Before removing a device, switch off the pressure and vent the
lines.
procedure:
→
Loosen the pneumatic connection.
→
Remove the device.
noTe!
deformation of the diaphragm!
▶ For prolonged storage of the valves, slacken the housing screws.
23
Installation
english
Type 2730 / 2731 / 2731K