5 DATA USED FOR POSITIONING CONTROL

MELSEC-Q

 

 

Storage item

 

 

Storage details

 

 

 

 

 

 

 

 

 

 

The speed which is actually output as a command at that time in each axis is

 

 

 

 

 

stored. (May be different from the actual motor speed)

 

 

Md.28

Axis feedrate

 

 

 

"0" is stored when the axis is at a stop.

 

 

 

 

 

 

 

 

 

Update timing: 56.8ms

 

 

 

 

 

 

 

 

 

 

The value set as the movement amount for the position control to end after

 

 

Md.29

Speed-position switching

 

 

changing to position control with the speed-position switching control (INC mode)

 

 

 

control positioning amount

 

 

 

 

 

is stored.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The ON/OFF state of the external input/output signal is stored.

 

 

 

 

The following items are stored.

 

 

 

 

 

Upper limit signal

 

 

 

 

 

Lower limit signal

 

 

 

 

 

Drive unit READY signal

 

 

 

 

 

Stop signal

 

 

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External input/output signal

 

 

 

 

 

External command signal

 

 

 

 

 

Zero signal

 

 

 

 

 

Near-point signal

 

 

 

 

 

Deviation counter clear signal

 

 

 

 

Update timing: 56.8ms

 

 

 

 

 

 

 

 

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Mitsubishi Electronics QD75P, QD75D user manual Speed-position switching, Md.28