Burkert 2300 Guide Rapide page 17

Structure and function
WARNING!
Risk of injury from discharge of pressure and escaping
medium!
The body connection can loosen when rotated incorrectly.
▶ Only turn the actuator in the specified direction (see "Fig.
8")!
→ Place a suitable open-end wrench on the hexagon head of the
actuator.
→ Move the actuator into the required position by turning it
counterclockwise (seen from below).
Fig. 8: Rotatingwithopen-endwrench
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Type 2300
Open-end
wrench
8.4 Pneumatic connection
DANGER!
Risk of injury from high pressure in the system!
▶ Before loosening lines and valves, turn off the pressure and
vent the lines.
WARNING!
For control function I – risk of pilot pressure failure!
With control function I, the control unit and reset are pneumatic. No
defined position is reached during a pressure failure.
▶ To ensure a controlled restart of the device, first apply pilot pres-
sure and then activate the medium.
Risk of injury due to unsuitable connection hoses!
Hoses that cannot withstand the pressure and temperature
range can cause hazardous situations.
▶ Only use hoses that are permitted for the specified pressure
and temperature range.
▶ Note the data sheet information from the hose
manufacturers.
The pneumatic connection of the Y-type control valve
can only be performed in conjunction with the corre-
sponding control unit.
Possible control units are:
Positioner Type 8692, 8694, 8696 and 8792;
Process controller Type 8693 and 8793.
English
17