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Chapter 6 Sequence Program Used for Positioning Control
Starting time chart
[QD77MS4 operation example]
V
t
1(00)
Dwell time
Operation pattern
Positioning start signal
Positioning data No.
[Y10]
All axis servo ON [Y1]
0
External command signal
1
01
Cd. 8 External command valid
PLC READY signal
READY signal
Start complete signal
BUSY signal
Error detection signal
Positioning complete signal
Pr. 42 External command function selection
Cd. 3 Positioning start No.
[Y0]
[X0]
[X10]
[XC]
[X14]
[X8]
StandbyServo OFF
Md. 26 Axis operation status
(Note): Refer to Section 3.3 for input/output signal of QD77MS16.
Fig. 6.11 Time chart for starting with external start signal