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Chapter 9. TROUBLESHOOTING
9-4
Press
RUN/HOLD
to set the controller to the RUN mode. (The
controller can be reset in case of external switch input
or communications even in the READY mode.)
Press
PROG
+
RUN/HOLD
to set the controller to the READY
mode, and press
RUN/HOLD
again to set the controller to the
RUN mode.
Set constant-value operation data
M
.O
D
E
setting to 0.
Set variable parameter
L
O
C
setting to 0 to 2.
■
The program is not advanced by pressing
PROG
+
DISP
in the basic display state
The controller is in the READY mode.
The controller is in the END mode.
The controller is in the constant-value opera-
tion mode.
Key lock is enabled.
Cause
Remedy
■
The controller does not change to FAST mode by pressing
FUNC
+
in the basic
display state
The controller is in the READY mode.
The controller is in the END mode.
The controller is in the constant-value opera-
tion mode.
Key lock is enabled.
Cause
Remedy
Press
RUN/HOLD
to set the controller to the RUN mode. (The
controller can be reset in case of external switch input
or communications even in the READY mode.)
Press
PROG
+
RUN/HOLD
to set the controller to the READY
mode, and press
RUN/HOLD
again to set the controller to the
RUN mode.
Set constant-value operation data
M
.O
D
E
setting to 0.
Set variable parameter
L
O
C
setting to 0 to 2.
■
The controller does not change to MANUAL mode by pressing
A/M
in the basic
display state
ON-OFF control is being carried out by 0D
and 6D outputs.
3-position-proportional control is selected by
3D output.
Key lock is enabled.
Cause
Remedy
Set PID set
P
setting in use to other than 0.0 and switch
to PID control from ON-OFF control.
Set setup data
C
4
5
setting to 0 and switch to PID
control from 3-position-proportional control.
Set variable parameter
L
O
C
setting to 0 to 2.
■
The controller does not change to AUTO mode by pressing
A/M
in the basic dis-
play state
Key lock is enabled.
Set variable parameter
L
O
C
setting to 0 to 2.
Cause
Remedy
The controller is in the READY mode.
The controller is in the MANUAL mode.
Input 1 over-range
Controller set not to execute AT.
The controller is set to programmer functions
by 5G output.
This is a heat/cool model.
Key lock is enabled.
Cause
Remedy
Press
RUN/HOLD
to set the controller to the RUN mode.
Press
A/M
to set the controller to the AUTO mode.
Correctly wire input 1 to correct input state.
Set variable parameter
A
T
setting to other than 0.
Set setup data
C
1
8
setting to 0.
AT cannot be executed by 3D and 5K outputs.
Set variable parameter
L
O
C
setting to 0 to 2.
■
Auto-tuning (AT) is not started by pressing
AT
in the basic display state