Installation
ABB Control - AC 31
Page 4-17
1SBC 260400 R1001-b
06.99
5. Addressing
5.1. Input/Output variables
Addressing the CS 31 bus enables programming the utilization of the inputs/outputs in a
manner completely transparent to the user.
The inputs/outputs of an AC 31 remote unit are defined by:
their type (input or output, binary or analog),
the unit address,
their channel number on the unit.
They are recognized in the following manner by the program: %I xx.yy
%I xx yy
%I : binary input
%O : binary output
%IW : analog input
%OW : analog output
address (xx)
Channel number (yy)
5.2. Addressing CU masters or stand-alones with extensions
Utilization of the
standalone, master or slave
mode
of the central unit is
software
defined in
the
"PLC configuration"
window of the control menu of the AC31GRAF programming software
(see Figure 4-27).
A maximum of 6 binary or analog extensions may be connected to a central unit in any order.
40 series
50 series
6 extensions max.
Summary of Contents for AC 31
Page 1: ...Technical Manual Advant Controller 31 40 50 Series 1SBC 260400 R 1001 b ...
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Page 45: ...Technical specifications Page 3 2 ABB Control AC 31 1SBC 260400 R1001 b 06 99 ...
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Page 85: ...Installation Page 4 2 ABB Control AC 31 1SBC 260400 R1001 b 06 99 ...
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Page 130: ...Programming ABB Control AC 31 Page 5 21 1SBC 260400 R1001 b 06 99 ...
Page 182: ...Communication ABB Control AC 31 Page 7 11 1SBC 260400 R1001 b 06 99 ...
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Page 218: ...AC 31 technical documentation ABB Control AC 31 Index Page 1 1SBC 260400 R1001 b 06 99 Index ...