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CHAPTER 2 CONCEPT OF MULTIPLE CPU SYSTEM
2
2.2 I/O Number Assignment
2.2.1 I/O numbers of I/O modules and intelligent function modules
Ex.
Example of I/O number assignment
4th
extension
Q series power
supply module
CPU No.1
CPU No.2
CPU No.3
CPU No.4
1st
extension
2nd
extension
3rd
extension
Q312B (12 slots occupied)
Q612B (12 slots occupied)
Extension base unit .........When 32-point modules are mounted in each slot
Main base unit.........When 32-point modules are mounted in each slot
Q55B (5 slots occupied)
Q68B (8 slots occupied)
Q68B (8 slots occupied)
...... I/O number
...... Slot number
00 to 1F
20 to 3F
40 to 5F
60 to 7F
80 to 9F
A0 to BF
C0 to DF
E0 to FF
100 to 11F
120 to 13F
140 to 15F
160 to 17F
180 to 19F
1A0 to 1BF
1C0 to 1DF
1E0 to 1FF
200 to 21F
220 to 23F
240 to 25F
260 to 27F
280 to 29F
2A0 to 2BF
2C0 to 2DF
300 to 31F
320 to 33F
340 to 35F
360 to 37F
380 to 39F
3A0 to 3BF
3C0 to 3DF
3E0 to 3FF
400 to 41F
420 to 43F
4A0 to 4BF
4C0 to 4DF
4E0 to 4FF
500 to 51F
520 to 53F
440 to 45F
460 to 47F
480 to 49F
2E0 to 2FF
CPU 0 1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 23
24 25 26 27 28
29 30 31 32 33 34 35 36
45 46 47 48 49 50 51 52
5th
extension
Q68B (8 slots occupied)
540 to 55F
560 to 57F
580 to 59F
5A0 to 5BF
5C0 to 5DF
5E0 to 5FF
600 to 61F
620 to 63F
53 54 55 56 57 58 59 60
6th
extension
Q68B (8 slots occupied)
640 to 65F
660 to 67F
680 to 69F
6A0 to 6BF
6C0 to 6DF
6E0 to 6FF
700 to 71F
720 to 73F
61 62 63
7th
extension
Q65B (5 slots occupied)
740 to 75F
760 to 77F
780 to 79F
Use prohibited
Use prohibited
37 38 39 40 41 42 43 44
If modules are
mounted, an error
occurs.