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8.5 Performing AT
8.5.1 Notice when Performing AT
• Perform the AT during the trial run.
• AT will be disabled if
(Lock) is selected in [Set value lock].
• During AT, none of the setting items – except [AT Perform/Cancel] – can be set.
• If AT is cancelled during the process, OUT1 proportional band, Integral time, Derivative time, ARW
and OUT2 proportional band will revert to the values before AT was performed.
AT will be forced to stop if it has not been completed within 4 hours.
OUT1 proportional band, Integral time, Derivative time, ARW and OUT2 proportional band will revert
to the values before AT was performed.
[Notice when performing AT during Program control RUN]
• If AT is performed, AT starts from the AT starting point, and step time does not progress until AT
finishes. After AT finishes, remaining step will be performed.
(Fig. 8.5.1-1)
T
AT End
AT Start
Time
SV
T
T
T
T
: Program pattern before AT is performed.
: Program pattern after AT is performed.
T : Time delay due to AT