6-13
IM 05P02D41-01EN
Monitoring and Control of Regular Operations
6
6.2 PerformingandCancelingAuto-tuning
SettingDisplay
Operation Mode Setting Display
Operation Display > PARAMETER key or PARA key for
3 seconds (to [MODE] Menu Display) > SET/ENTER key
(The operation mode is displayed.) > Downarrow key (The
operation mode is displayed.)
The parameter AT is displayed when the operation mode is
AUTO.
SettingDetails
Parameter
symbol
Name
Display
level
Settingrange Menusymbol
AT
AUTO-tuning
switch
EASY
OFF: Disable
1: Perform auto-tuning. Tuning
result is stored in the PID of
group 1.
2: Perform auto-tuning. Tuning
result is stored in the PID of
group 2.
3: Perform auto-tuning. Tuning
result is stored in the PID of
group 3.
4: Perform auto-tuning. Tuning
result is stored in the PID of
group 4.
R: Tuning result is stored in the PID
for reference deviation.
MODE
AT.BS
SP bias in auto-
tuning
PRO
-100.0 to 100.0% of PV input range
span (EUS)
TUNE
CAUTION
Set the operation mode to AUTO and PRG/LOC to perform auto-tuning.
LampStatus
Status STOPlamp MAN lamp
During auto-tuning Unlit Blinking