Burkert Type 8750 - Manual (Page 47)

47
Error messages
Typ 8750
Error messages while the X.TUNE function is running
display cause remedial action
X.TUNE
ERROR 1 No compressed air
connected. Connect com-
pressed air.
X.TUNE
ERROR 2 Compressed air failure while
X.TUNE is running
Check com-
pressed air
supply.
X.TUNE
ERROR 3 Actuator or control system
deaeration side leaking Not possible,
device defective.
X.TUNE
ERROR 4 Control system aeration side
leaking. Not possible,
device defective.
X.TUNE
ERROR 6
The end positions for
POS-MIN and POS-MAX are
too close together. Check com-
pressed air
supply.
X.TUNE
ERROR 7 Incorrect assignment
POS-MIN and POS-MAX.
To determine
POS-MIN and
POS-MAX, move
the actuator in
the direction
indicated on the
display.
Tab. 32: Error messages during X.TUNE
Error messages while the P.Q‘LIN / P.TUNE function is running
display cause remedial action
P.Q LIN
ERROR 1 No compressed air connected.
No change to process
variable.
Connect compressed
air.
Check process and,
if required, switch on
pump or open the
shut-off valve.
Check process
sensor.
P.Q LIN
ERROR 2 Current node of the valve
stroke was not reached, as
• compressed air supply failed
during P.Q’LIN.
• X.TUNE was not executed.
Check compressed
air supply.
Execute
X.TUNE.
Tab. 33: Error messages during P.Q‘LIN / P.TUNE
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