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MELSEC-Q
5 DATA USED FOR POSITIONING CONTROL
Storage item Storage details
Md.36
Special start data instruction
code setting value
•
The " instruction code" used with special start and indicated by the start data
pointer currently being executed is stored.
Md.37
Special start data instruction
parameter setting value
The "instruction parameter" used with special start and indicated by the start data
pointer currently being executed is stored.
The stored value differs according to the value set for
Md.36
.
Md.38
Start positioning data No.
setting value
•
The "positioning data No." indicated by the start data pointer currently being
executed is stored.
Md.39
In speed limit flag
•
If the speed exceeds the "
Pr.8
Speed limit value" due to a speed change or
override, the speed limit functions, and the in speed limit flag turns ON.
•
When the speed drops to less than "
Pr.8
Speed limit value", or when the axis
stops, the in speed limit flag turns OFF.
Md.40
In speed change processing
flag
•
The speed change process flag turns ON when the speed is changed during
positioning control.
•
After the speed change process is completed or when deceleration starts with the
stop signal during the speed change process, the in speed change process flag
turns OFF.