Omron E5EK - MANUAL 2 User Manual page 68

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" (LBA: Loop Break Alarm) param
eters are set automatically.
Function
During heating and cooling control, only 100%AT can be executed.
When this parameter is selected, the setting becomes [
To execute 40%AT, select [
execution of auto tuning, the AT LED flashes. However, note that during heating and
Example
cooling control, [
of use
When AT execution ends, the parameter setting automatically returns to [
F Related article
3.7 Adjusting Control Operation (page 3 15)
F Related parameters
See
Run/Stop" (level 0 mode)
Proportional band" Integral time" Derivative time" (level 1 mode)
LBA detection time" (level 2 mode)
Alarm value 1
Alarm value 2
Alarm value 3
This parameter is used for monitoring or changing the alarm values of alarm outputs
1 to 3.
During temperature input, the decimal point position is dependent on the currently
Function
selected sensor, and during analog input on the results of scaling.
Setting Range
-1999 to 9999
Comment
F Related article
3.4 Setting Alarm Type (page 3 10)
F Related parameters
See
Input type" Scaling upper limit" Scaling lower limit" Decimal point" Control
output 1 assignment" Control output 2 assignment" Auxiliary output 1 assign
ment" Auxiliary output 2 assignment" Alarm 1 type" Alarm 2 type" Alarm 3
type" Alarm 1 open in alarm" Alarm 2 open in alarm" Alarm 3 open in alarm"
(setup mode)
Alarm 1 hysteresis" Alarm 2 hysteresis" Alarm 3 hysteresis" (level 2 mode)
Standby sequence reset method" (expansion mode)
Conditions of Use
The controller must be in operation with
2-PID control.
], and to execute 100%AT, select [
] is not displayed.
Conditions of Use
Alarms must be assigned as outputs. For
example, if alarm outputs 1 and 2 only are
assigned as outputs, the "alarm value 3"
parameter cannot be used.
Unit Default
EU 0
Level 1 Mode
].
]. During
].
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