Allen-Bradley PLC-2/30 - Relation of Word Address to Hardware

Data Table
Chapter 3
310
Figure 3.4
Relation
of Word Address to Hardware
17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Output
Image
Word
Unassigned: Available
as Storage Bit
010
17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Input
Image
Word
Assigned to an Input
Module T erminal
010
W ord Address
Terminal
Input
Rack
Address
Module
Group
32 I/O (1771A1B)
64 I/O (1771A2B)
96 I/O (1771A3B)
128 I/O (1771A4B)
Rack 1
I/O Group 1
01234567
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