Mitsubishi Electric MELSEC iQ-R Series User Manual page 161

Auto tuning status
This signal turns ON when users execute the auto tuning of each channel or when the temperature control module executes
the self-tuning.
Channel Auto tuning status
Standard control
CH1 X4
CH2 X5
CH3 X6
CH4 X7
*1 Available only in the expanded mode.
■Execution of auto tuning
To execute the auto tuning, turn from OFF to ON 'CH1 Auto tuning command' (Y4).
This signal is ON during the auto tuning, and automatically turns OFF at the completion of the auto tuning.
'CH1 Auto tuning command' (Y4)
'CH1 Auto tuning status' (X4)
Executed in a program
Executed by the temperature control module
For details on the auto tuning function, refer to the following:
Page 38 Auto Tuning Function
This signal turns ON when the self-tuning starts. This signal automatically turns OFF at the completion of the
self-tuning.
Set a self-tuning option in 'CH1 Self-tuning setting' (Un\G548).
The self-tuning can be executed only in the standard control.
For details on the self-tuning function, refer to the following:
Page 47 Self-tuning Function
■Device No.
The following shows the device number of this input signal.
Signal name
Auto tuning status
Heating-cooling Mix control
control
X4 X4
*1
X5 X5
*1
X6 X6
*1
X7 X7
ON
OFF
ON
During auto tuning
OFF
CH1
X4
ON/OFF state
Position
proportional
control
X4 ON: During auto tuning/self-tuning
OFF: The auto tuning/self-tuning has not
X5
been executed or is completed.
*1
X6
*1
X7
CH2 CH3
X5 X6
Appendix 2 I/O Signal
A
CH4
X7
APPX
159