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MELSEC-Q
9 MAJOR POSITIONING CONTROL
Operation chart
The following chart (Fig.9.13) shows the operation timing for speed-position
switching control (INC mode). The "in speed control flag" (
Md.31
Status: b0) is
turned ON during speed control of speed-position switching control (INC mode).
t
V
Positioning start signal
OFF
ON
BUSY signal
OFF
ON
Positioning complete signal
OFF
ON
Speed-position switching signal
ON
Speed control
Position control
Dwell time
In speed control flag
Md. 31 Status: b0
Cd. 24 Speed-position
switching enable flag
Da. 8 Command speed
Movement amount set in " Da. 6
Positioning address/movement
amount"
OFF
OFF
OFF
ON
ON
[Y10,Y11,Y12,Y13]
[XC,XD,XE,XF]
[X14,X15,X16,X17]
Fig. 9.13 Speed-position switching control (INC mode) operation timing