Burkert Type 8791 - Manual (Page 27)

27
Operationandfunction
6.3.3. running the automatic adjustment for X.TUNE
The X.TUNE function must be run for a function check of the positioner to adjust to specific local features.
Warning!
while the X.TUNE function is running, the valve automatically moves from its current position!
• Never run
X.TUNE while a process is running!
• Take appropriate measures to prevent the system / positioner from being unintentionally actuated!
noTe!
avoid maladjustment of the controller due to an incorrect compressed air supply or applied operating
medium pressure!
• Run X.TUNE whenever the compressed air supply (= pneumatic auxiliary energy) is available during subse-
quent operation.
• Run the X.TUNE function preferably without operating medium pressure to exclude interference caused by
flow forces.
Set up connection
Fig. 20: Starting X.TUNE
English
Software Tool - Positioner