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I/O Word Allocation Examples
Example 11 C200H System with I/O Link Unit Connection to Other PC and Optical I/O Units
C200H Slave
C200H CPU
Rack
Rack
IR 4
IR 3
IR 2
Master #1
Master #0
C200H Expansion I/O Rack
IR 14
IR 13
IR 12
IR 11
IR 10
C20, K-type
or P-type PC
Set word:
Allocated words:
Set as terminator.
Cap unused connector.
Set word
Actual word
Set as Slave
#4.
Set for
Slave #4
C200H Mas-
IR 94
ter.
IR 93
IR 92
IR 91
IR 90
C20 I/O Link Unit (32 points)
0
200 and 201
3 "L"
2 "H"
2 "L"
203 "L"
202 "H"
202 "L"
C200H Slave
Rack
Slave #0
IR 54
IR 53
IR 52
IR 51
IR 50
C200H
Slave
Rack
Slave #1
IR 64
IR 63
IR 62
IR 61
IR 60
C200H Expan-
sion I/O Rack
Slave #2
IR 74
IR 74
IR 72
IR 71
IR 70
C200H Slave
Rack
Slave #3
IR 84
IR 83
IR 82
IR 81
IR 80
Section
3-4
Set as Slave #0.
Set for C200H Master.
Set as Slave #1.
Set for C200H Master.
Automatically allocated
the words for Slave #2.
Set as Slave #3.
Set for C200H Master.
Set as terminator.
Cap unused connector.
45
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