Mitsubishi Electric QD77MS User Manual page 583

Setting method for the current value changing function
The following shows an example of a sequence program and data setting to
change the current value to a new value with the positioning start signal. (The
"[Md.20] Current feed value" value is changed to "5000.0  m" in the example
shown.)
(1) Set the following data.
Setting item
[Cd.3] Positioning start No.
[Cd.9] New current value
(Note): Refer to Section 5.7 "List of control data" for details on the setting details.
(2) The following shows a start time chart.
[QD77MS4 operation example]
Positioning start signal
PLC READY signal
READY signal
Start complete signal
BUSY signal
Positioning complete signal
Error detection signal
Fig. 9.21 Changing to a new current value using the current value changing start No. (No. 9003)
(Set with the sequence program shown in (3), while referring to the start time
chart shown in (2).)
Setting
value
9003 Set the start No. "9003" for the new current value.
50000 Set the new "[Md.20] Current feed value".
V
[Y10]
[Y0]
[X0]
[X10]
[XC]
[X14]
[X8]
Md.20 Current feed value
Cd.3 Positioning start No.
Cd.9 New current value
Chapter 9 Major Positioning Control
Setting details
Address during positioning execution
Data No. during positioning execution
(Note): Refer to Section 3.3 for input/output signal of QD77MS16.
9 - 125
Buffer memory address
QD77MS2
QD77MS16
QD77MS4
1500+100n 4300+100n
1506+100n 4306+100n
1507+100n 4307+100n
Start of data No. 9003
t
50000
9003
50000