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Mitsubishi MELSEC-Q QD77MS - Page 265

Mitsubishi MELSEC-Q QD77MS
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5 - 144
Chapter 5 Data Used for Positioning Control
Storage item Storage details
Md.107
Parameter error No.
When a servo parameter error occurs, the area that corresponds to the parameter
number affected by the error comes ON.
When the " Cd.5 Axis error reset" (axis control data) is set to ON after remove the
error factor of servo amplifier side, the servo alarm is cleared (set to 0).
Refresh cycle: Immediate
Md.108
Servo status
This area stores the servo status.
Zero point pass
Turns ON if the zero point of the encoder has been passed even once.
Zero speed
Turns ON when the motor speed is lower than the servo parameter "zero speed."
Speed limit
Turn ON during the speed limit in torque control mode.
PID control
Turn ON when the servo amplifier is PID control.
READY ON
Indicates the ready ON/OFF.
Servo ON
Indicates the servo ON/OFF.
Control mode
Indicates the control mode of servo amplifier.
Servo alarm
Turn ON during the servo alarm.
In-position
The dwell pulse turns ON within the servo parameter "in-position".
Torque limit
Turns ON when the servo amplifier is having the torque restricted.
Absolute position lost
Turns ON when the servo amplifier is lost the absolute position.
Servo warning
Turn ON during the servo warning.
Refresh cycle: Operation cycle

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