Mitsubishi Electric QD75MH1 User Manual page 721

15 TROUBLESHOOTING
Classification Error
of errors code
Home position return
983
(OPR) speed error
984 Creep speed error
Parameter
setting range
Home position return
errors
985
(OPR) retry error
Home position return
990
(OPR) error
Setting for the
movement amount
991
after near-point dog
ON error
Home position return
992 (OPR) acceleration
time selection error
Home position return
993 (OPR) deceleration
time selection error
Error name
• The set range of the home position
return (OPR) basic parameter
"Home position return (OPR)
speed" is outside the setting range.
• The set range of the home position
return (OPR) basic parameter "
Home position return (OPR) speed"
is smaller than the bias speed at
start.
• The set range of the home position
return (OPR) basic parameter
"Creep speed" is outside the
setting range.
• The set range of the home position
return (OPR) basic parameter
"Creep speed" is larger than the
home position return (OPR) speed.
• The set range of the home position
return (OPR) basic parameter
"Creep speed" is smaller than the
bias speed at start.
The set range of the home position
return (OPR) basic parameter "
Home position return (OPR) retry" is
outside the setting range.
The set range of the home position
return (OPR) detailed parameter "
Home position return (OPR)" is
outside the setting range.
The set range of the home position
return (OPR) detailed parameter
"Setting for the movement amount
after near-point dog ON" is outside
the setting range.
The set range of the home position
return (OPR) detailed parameter
"Home position return (OPR)
acceleration time selection" is
outside the setting range.
The set range of the home position
return (OPR) detailed parameter "
Home position return (OPR)
deceleration time selection" is
outside the setting range.
Error
The QD75 READY signal (X0) is not
turned ON.
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MELSEC-Q
Operation status at error occurrence