Mitsubishi A1SD75M3 User Manual page 520

12 CONTROL AUXILIARY FUNCTIONS
Setting item
External start
Pr.43
function selection
Cd.16
New speed value 1000000 Set the new speed.
Cd.25 External start valid
* Refer to section "5.2 List of parameters" and "5.7 List of control data" for details on the setting details.
Positioning start signal
PLC READY signal
AD75 READY signal
Start complete signal
BUSY signal
Positioning complete signal
Error detection signal
External start signal
Fig. 12.26 Time chart for changing the speed using an external start signal
(4) Setting the speed change function using an external start signal
The speed can also be changed using an "external start signal".
The following shows the data settings and sequence program example for
changing the control speed of axis 1 using an "external start signal". (In this
example, the control speed is changed to "10000.00mm/min".)
(a) Set the following data to change the speed using an external start signal.
(Use the start time chart shown in section (2) below as a reference, and set
using the sequence program shown in section (3).)
Setting
value
1 Set "1: External speed change request".
1 Set "1: Validate the external start".
(b) The following shows the speed change time chart.
V
[Y10]
[Y1D]
[X0]
[X1]
[X4]
[X7]
[XA]
Pr.43 External start function selection
Md.50 In speed change processing plug
Cd. 16 New speed value
Cd.25 External start valid
Setting details
1
1
0
1000000
0 1
12 - 48
MELSEC-A
Buffer memory address
Axis 1 Axis 2 Axis 3
62 212 362
1156 1206 1256
1157 1207 1257
1171 1221 1271
Dwell time
t
0
0