Mitsubishi MELSEC-Q QD77MS, Руководство пользователя

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Chapter 16 Troubleshooting
Classification
of errors
Error
code
Error name Error Operation status at error occurrence
906
Outside bias speed
range
• The set value of the basic parameter 1
"Bias speed at start" is outside the setting
range.
• The bias speed exceeds the speed limit.
907
Outside electronic gear
setting range The set value of the electronic gear is
outside the setting range.
The QD77 READY signal [X0] is not turned
ON.
910
Outside speed limit
value range
• The set value of the basic parameter 2
"Speed limit value" is outside the setting
range.
• The speed limit value is smaller than the
OPR speed.
911
Outside acceleration
time 0 range
The set value of the basic parameter 2
"Acceleration time 0" is outside the setting
range.
912
Outside deceleration
time 0 range
The set value of the basic parameter 2
"Deceleration time 0" is outside the setting
range.
When the PLC READY signal [Y0] is turned
from OFF to ON
: QD77 READY signal [X0] is not
turned ON.
At start : The system does not operate.
920
Backlash
compensation amount
error
The calculation result of the following
equation is smaller than 0 or larger than
65536.
0 ≤
Pr.11
×
Pr.2
Pr.3
×
Pr.4
≤ 65535
921
Software stroke limit
upper limit
• In the unit of "degree", the set value of the
detailed parameter 1 "Software stroke
limit upper limit value" is outside the
setting range.
• In a unit other than degree, the software
stroke limit upper limit value is smaller
than the software stroke limit lower limit
value.
922
Software stroke limit
lower limit
• In the unit of "degree", the set value of the
detailed parameter 1 "Software stroke
limit lower limit value" is outside the
setting range.
• In a unit other than degree, the software
stroke limit upper limit value is smaller
than the software stroke limit lower limit
value.
923
Software stroke limit
selection
• 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.
Parameter
setting range
errors
924
Software stroke limit
valid/invalid setting
The set value of the detailed parameter 1
"Software stroke limit valid/invalid setting" is
outside the setting range.
The QD77 READY signal [X0] is not turned
ON.