Omron e5ck User Manual page 96

CHAPTER 5 PARAMETERS
Level 1 Mode
AT Execute/Cancel
• Selects the limit cycle of MV change width (40% or 100%) for execution. After AT
execution, the PID" and the LBA detection time" (Loop Break Alarm) parameters
are automatically set.
Function
• During heating and cooling control, only 100%AT can be executed.
• To execute 40%AT, select [
tion of auto tuning, the AT LED flashes. However, note that during heating and cool
ing control, [
Example
• When AT execution ends, the parameter setting automatically returns to [
of use
F Related description
3.8 Adjusting Control Operation/AT (page 3 25)
F Related parameters
Proportional band" Integral time" Derivative time" (level 1 mode)
See
LBA detection mode" (level 2 mode)
Proportional band
Integral time
Derivative time
• Sets the PID parameters. Note that PID is automatically set when AT is executed.
Function
Proportional band
Setting
F Related parameter
AT Execute/Cancel" (level 1 mode)
See
5–18
] is not displayed.
Parameter Setting Range
0.1 to 999.9
Integral time 0 to 3999
Derivative time 0 to 39999
Conditions of Use
The controller must be in operation, and
control must be advanced PID control.
], and to execute 100%AT, select [
Conditions of Use
The control must be advanced PID con-
trol.
Unit
%FS
Second
*1
Second
]. During execu
Default
10.0
233
40
].