Burkert Type 8693 - Manual (Page 219)

219
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