Burkert Type 8693 User Manual
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Maintenance and troubleshooting
50.1.2. error messages while the X.TUNE function is running
Display
Causes.of.error
remedial.action
X.TUNE locked
The
X.TUNE function is blocked
Input access code
X.TUNE
ERROR 1
No compressed air connected
Connect compressed air
X.TUNE
ERROR 2
Compressed air failed during Autotune Check compressed 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 compressed 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.
Table 62:
Error messages X.TUNE, Type 8693
50.1.3. error messages while the P.Q‘LIN function is running
Display
Causes.of.error
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
• Supply pressure failed during
P.Q’LIN
• Autotune was not run.
Check compressed air supply
Run
X.TUNE
Table 63:
Error messages P.Q‘LIN, Type 8693
english
Type 8692, 8693