Mitsubishi Electric MELSECQ Series User Manual page 208

13 TROUBLESHOOTING
Error
code
Movement amount
514
shortage at 0 bias speed
800 Hold error
810 Switch setting error
Programmable controller
820
CPU error
Programmable controller
830
CPU watch dog timer error
840 Module error
Software stroke limit
901
upper/lower limit value error
Setting range outside
902 PULSE/SIGN method
selection setup/hold time
Setting range outside
903
software stroke limit
Setting range outside
904 current feed value during
speed control
Setting range outside
905
speed limit value
Setting range outside bias
906
speed
Setting range outside
907 deviation counter clear
signal output time
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Error name
The movement amount is short when operation is
performed with 0 set to " Pr. 6 Bias speed at start" in
the " Da. 2 control method" setting of "1-axis linear
control (ABS)" or "1-axis linear control (INC)".
The setting made for the QD70 is "Hold" in the "Error
time output mode" parameter of the CPU module.
The intelligent function module switch setting made on
GX Developer is in error.
The programmable controller CPU resulted in an error.
The watchdog timer error of the programmable
controller CPU occurred.
A module power-off error occurred.
(Upper limit value) ≤ (lower limit value) in the software
stroke limit upper/lower limit values.
The setting value of " Pr. 9 PULSE/SIGN method
selection setup/hold time" is outside the setting range.
The setting value of " Pr. 3 Software stroke limit
valid/invalid setting" is outside the setting range.
The setting value of " Pr. 4 Current feed value during
speed control" is outside the setting range.
The setting value of " Pr. 5 Speed limit value" is
outside the setting range.
• The setting value of " Pr. 6 Bias speed at start" is
outside the setting range.
• The setting value of " Pr. 6 Bias speed at start" is
higher than " Pr. 5 Speed limit value".
The setting value of " Pr. 8 Deviation counter clear
signal output time" is outside the setting range.
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Error
Start is not made.
Start is not made.
At start: Start is not made.
During operation: The axis decelerates to a
stop.
The module READY signal (X0) does not turn
ON.
MELSEC-Q
Operation status at error occurrence
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