Allen-Bradley 1771-ASB User Manual

Addressing Modes for Your Remote I/O
Chapter 3
3-2
Figure 3.1
An
I/O Group  Up to 16 Input T erminals and 16 Output T erminals
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Input
Terminals
Output
Terminals
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Output or
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Terminals
13073
2slot I/O Group 1slot I/O Group
I/O racks are made up of I/O groups (Figure 3.2). An I/O rack is an
addressing unit that can contain up to eight I/O groups.
Figure 3.2
An
I/O Rack  Up to Eight I/O Groups
13074
01234567
Power Source Not Indicated

Allen-Bradley 1771-ASB Specifications

General

Brand	Allen-Bradley
Model	1771-ASB
Category	I/O Systems
Language	English