6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL

MELSEC-Q

(5) Time chart for starting "position-speed switching control"

Positioning start signal

PLC READY signal

QD75 READY signal

Start complete signal

BUSY signal

Positioning complete signal

Error detection signal

Position-speed switching signal (external)

Stop command

V

Operation pattern (00) Position control

Speed control

 

Positioning data No. (1)

 

t

[Y10]

[Y0]

[X0]

[X10]

[XC]

[X14]

[X8]

Positioning start No.

1

 

 

Cd. 26 Position-speed

 

 

 

 

 

 

 

 

 

 

1

0

switching enable flag

 

 

 

 

 

 

 

 

 

 

Fig. 6.8 Time chart for starting "position-speed switching control"

6 - 33

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Image 253
Mitsubishi Electronics QD75D, QD75P user manual Time chart for starting position-speed switching control