6 - 60
MELSEC-Q
6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL
(2) Time chart for starting "fast OPR"
OFF
OFF
ON
ON
ON
ON
OFF
OFF
OFF
9002
V
t
ON
OFF
Positioning start signal
PLC READY signal
QD75 READY signal
Start complete signal
BUSY signal
Error detection signal
Cd. 3 Positioning start No.
[Y10]
[Y0]
[X0]
[X10]
[XC]
[X8]
OFF
ON
All axis servo ON [Y1]
Fig. 6.5 Time chart for starting "fast OPR"
(3) Time chart for starting "major positioning control"
1
V
t
Positioning data No.
Dwell time
2(00)
Operation pattern
1(11)
Positioning start signal
PLC READY signal
QD75 READY signal
Start complete signal
BUSY signal
Error detection signal
Cd. 3 Positioning start No.
Positioning complete signal
[Y10]
[Y0]
[X0]
[X10]
[XC]
[X14]
[X8]
All axis servo ON
[Y1]
Fig. 6.6 Time chart for starting "major positioning control"