Mitsubishi Electric QD70D4 User Manual page 232

13 TROUBLESHOOTING
Error
code
Error name
(DEC.)
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
current feed value during
904
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
The setting made for the QD70D 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.
MELSEC-Q
Operation status at error occurrence
Start is not made.
At start: Start is not made.
During operation: The axis decelerates to a
stop.
The module READY signal (Xn0) does not
turn ON.
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