Mitsubishi MELSEC-Q QD77MS, User Manual

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Chapter 5 Data Used for Positioning Control
Storage item Storage details
Md.100
OPR re-travel value
•
This area stores the travel distance during the OPR travel to the zero point that
was executed last time.
For setting units
Example) mm
(Buffer memory 0.1) µm
Refresh cycle: Immediate
Md.101
Real current value
•
This area stores the current value (feed current value – deviation counter droop
pulses).
Example) mm
(Buffer memory 0.1) µm
Refresh cycle: Operation cycle
Md.102
Deviation counter value
•
This area stores the difference between the feed current and the real current
value.
(Buffer memory details) PLS
Refresh cycle: Operation cycle
Md.103
Motor rotation speed
•
This area stores the motor speed updated in real time.
(Buffer memory 0.1) r/min 1
1: The unit is mm/s at linear servo use.
Refresh cycle: Operation cycle
Md.104
Motor current value
•
This area stores the present motor current value of the motor.
(Buffer memory 0.1) %
Refresh cycle: Operation cycle
Md.106
Servo amplifier software No.
•
This area stores the software No. of the servo amplifier used.
•
This area is update when the control power of the servo amplifier is turned ON.
Refresh cycle: Servo amplifier's power supply ON