Manual
Needle Heater 12-11
Autotune
The Autotune feature of the Temperature Controller can select new PID values for you.
Follow the procedure listed below. Consult the OEM Temperature Controller Manual (if
available) for more detailed information.
To use the Autotune feature:
1.
Using the controls as described above, access the Secure Menu and set the
following parameters:
S1St rE
S2St dir
S2t dE
SP2 0
Pb2 12
2.
Using the controls as described above, access the Secondary Menu and set the
following parameters:
tunE SELF
Strt YES
Lern End
The Autotune process can take up to two hours
.
You can occasionally check the status of the learning process by accessing the Secondary
Menu and
INDEX
ing to
Strt
. When
YES
changes to
NO
, the procedure is complete.
Minor Troubleshooting
•
Consult the OEM Temperature Controller Manual (if available) for a complete list of
diagnostic error messages and required actions.
•
Make sure that all connections are secure.
•
Call a service technician.