Mitsubishi Electric QD77MS User Manual page 920

Classification Error
Error name
of errors code
Software stroke limit
923
selection
Software stroke limit
924
valid/invalid setting
Command in-position
925
width
Illegal torque limit
926
setting value
927 M code ON timing error
Speed switching mode
928
error
Interpolation speed
929 designation method
Parameter
error
setting range
errors
Current value update
930
request error
Manual pulse generator
932
input mode error
Speed-position function
935
selection error
External input signal
936
selection error
Forced stop
937 valid/invalid setting
error
Input signal logic
938
selection setting error
Error
• The set value of the detailed parameter 1
"Software stroke limit selection" is outside
the setting range.
• In the unit of "degree", "1: Apply software
stroke limit on machine feed value" is set.
The set value of the detailed parameter 1
"Software stroke limit valid/invalid setting" is
outside the setting range.
The set value of the detailed parameter 1
"Command in-position width" is outside the
setting range.
The set value of the detailed parameter 1
"Torque limit setting value" is outside the
setting range.
The set value of the detailed parameter 1 "M
code ON signal output timing" is outside the
setting range.
The set value of the detailed parameter 1
"Speed switching mode" is outside the
setting range.
The set value of the detailed parameter 1
"Interpolation speed designation method" is
outside the setting range.
The set value of the detailed parameter 1
"Current feed value during speed control" is
outside the setting range.
The set value of the detailed parameter 1
"Manual pulse generator/Incremental
synchronous encoder input selection" is
outside the setting range.
The detailed parameter 1 "Speed-position
function selection" is preset to 2 and the
following three conditions are not satisfied:
1) Unit is "degree".
2) Software stroke limits are invalid.
3) Update current feed value.
The set value of the detailed parameter 1
"External input signal selection" is outside
the setting range.
The set value of the detailed parameter 1
"Forced stop valid/invalid setting" is outside
the setting range.
The set values of the detailed parameter 1
"Input signal logic selection" are different in
the axis that uses the same input signal.
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Chapter 16 Troubleshooting
Operation status at error occurrence
The READY signal [X0] is not turned ON.