Mitsubishi Electric RD77MS2 User Manual page 611

Error code Error name
(Hexadecimal)
1AC1H Stop group 1 sudden
stop selection error
1AC2H Stop group 2 sudden
stop selection error
1AC3H Stop group 3 sudden
stop selection error
1AC4H Outside allowance
circular interpolation
error width
1AC5H External command
function selection
error
1AC6H Manual pulse
generator speed limit
mode error
Error details and causes
The setting value of the detailed parameter 2 "Stop
group 1 sudden stop selection" is outside the setting
range.
[Operation status at error occurrence]
When the PLC READY signal [Y0] is turned from
OFF to ON: The READY signal [X0] is not turned ON.
At start: The system does not start.
During operation: The system stops with the setting
(deceleration stop/sudden stop) of the detailed
parameter 2 sudden stop selection (stop group 3). (Note
that the deceleration stop only occurs during the
manual pulse generator operation.)
The setting value of the detailed parameter 2 "Stop
group 2 sudden stop selection" is outside the setting
range.
[Operation status at error occurrence]
When the PLC READY signal [Y0] is turned from
OFF to ON: The READY signal [X0] is not turned ON.
At start: The system does not start.
During operation: The system stops with the setting
(deceleration stop/sudden stop) of the detailed
parameter 2 sudden stop selection (stop group 3). (Note
that the deceleration stop only occurs during the
manual pulse generator operation.)
The setting value of the detailed parameter 2 "Stop
group 3 sudden stop selection" is outside the setting
range.
[Operation status at error occurrence]
When the PLC READY signal [Y0] is turned from
OFF to ON: The READY signal [X0] is not turned ON.
At start: The system does not start.
During operation: The system stops with the setting
(deceleration stop/sudden stop) of the detailed
parameter 2 sudden stop selection (stop group 3). (Note
that the deceleration stop only occurs during the
manual pulse generator operation.)
The setting value of the detailed parameter 2
"Allowance circular interpolation error width" is outside
the setting range.
[Operation status at error occurrence]
When the PLC READY signal [Y0] is turned from
OFF to ON: The READY signal [X0] is not turned ON.
At start: The system does not start.
During operation: The system stops with the setting
(deceleration stop/sudden stop) of the detailed
parameter 2 sudden stop selection (stop group 3). (Note
that the deceleration stop only occurs during the
manual pulse generator operation.)
The setting value of the detailed parameter 2 "External
command function selection" is outside the setting
range.
[Operation status at error occurrence]
When the PLC READY signal [Y0] is turned from
OFF to ON: The READY signal [X0] is not turned ON.
At start: The system does not start.
During operation: The system stops with the setting
(deceleration stop/sudden stop) of the detailed
parameter 2 sudden stop selection (stop group 3). (Note
that the deceleration stop only occurs during the
manual pulse generator operation.)
The setting value of the detailed parameter 2 "[Pr.122]
Manual pulse generator speed limit mode" is outside
the setting range.
[Operation status at error occurrence]
At the power on or when the PLC READY signal [Y0] is
turned from OFF to ON: The READY signal [X0] is not
turned ON.
At start: The system does not operate.
Remedy
With the setting brought into the setting range, turn the
PLC READY signal [Y0] from OFF to ON.
With the setting brought into the setting range, turn the
PLC READY signal [Y0] from OFF to ON.
With the setting brought into the setting range, turn the
PLC READY signal [Y0] from OFF to ON.
With the setting brought into the setting range, turn the
PLC READY signal [Y0] from OFF to ON.
With the setting brought into the setting range, turn the
PLC READY signal [Y0] from OFF to ON.
Correct the setting value and turn the PLC READY
signal [Y0] from OFF to ON.
14 TROUBLESHOOTING
14.5 List of Error Codes
14
609