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Appendix - 52
MELSEC-Q
APPENDICES
(4) Buffer memory address comparisons
The following table shows the buffer memory addresses of the QD75 (Axes 1 to
3) corresponding to the items of the A1SD75.
The shaded area shows the differences between the A1SD75 and QD75.
Buffer memory address
A1SD75 QD75
Items of A1SD75
Axis 1 Axis 2 Axis 3 Axis 1 Axis 2 Axis 3
Pr.1
Unit setting
0 150 300 0 150 300
Pr.2
No. of pulses per rotation (Ap)
1 151 301 1 151 301
Pr.3
Movement amount per rotation (Al)
2 152 302 2 152 302
Pr.4
Unit magnification (Am)
3 153 303 3 153 303
Pr.5
Pulse output mode
4 154 304 4 154 304
Pr.6
Rotation direction setting
5 155 305 5 155 305
Pr.7
Speed limit value
6
7
156
157
306
307
10
11
160
161
310
311
Pr.8
Acceleration time 0
8
9
158
159
308
309
12
13
162
163
312
313
Pr.9
Deceleration time 0
10
11
160
161
310
311
14
15
164
165
314
315
Pr.10
Bias speed at start
12
13
162
163
312
313
6
7
156
157
306
307
Pr.11
Stepping motor mode selection amount
14 164 314
– – –
Pr.12
Backlash compensation amount
15 165 315
17 167 317
Pr.13
Software stroke limit upper limit value
16
17
166
167
316
317
18
19
168
169
318
319
Pr.14
Software stroke limit lower limit value
18
19
168
169
318
319
20
21
170
171
320
321
Pr.15
Software stroke limit selection
20 170 320
22 172 322
Pr.16
Software stroke limit valid/invalid setting
21 171 321
23 173 323
Pr.17
Command in-position width
22
23
172
173
322
323
24
25
174
175
324
325
Pr.18
Torque limit setting value
24 174 324
26 176 326
Pr.19
M code ON signal output timing
25 175 325
27 177 327
Pr.20
Speed switching mode
26 176 326
28 178 328
Pr.21
Interpolation speed designation method
27 177 327
29 179 329
Pr.22
Current feed value during speed control
28 178 328
30 180 330
Pr.23
Manual pulse generator selection
29 179 329
– – –
Pr.24
Logic selection for pulse output to the drive unit
30 180 330
– – –
Pr.25
Size selection for acceleration/deceleration time
31 181 331
– – –
Pr.26
Acceleration time 1
36
37
186
187
336
337
36
37
186
187
336
337
Pr.27
Acceleration time 2
38
39
188
189
338
339
38
39
188
189
338
339