2-10
Section 2 System Conguration
3) Example of a system in which expansion units are connected to a main unit with 32 points
0F
Input: 20 points
Input: 8 points
Input: 4 words
Main unit with 32 points
Unit No. 0
Input: 20 points
output: 12 points
Output: 12 points
Output: 2 words
Expansion
right side unit
Unit No. 2
Input: 4 words
output: 2 words
Expansion
right side unit
Unit No. 1
Input: 8 points
(Word address)
%IW0.0 (WX0.0)
%IW0.1 (WX0.1)
%QW0.4 (WY0.4)
%IW1.0 (WX1.0)
%IW2.0 (WX2.0)
%IW2.1 (WX2.1)
%IW2.2 (WX2.2)
%IW2.3 (WX2.3)
%QW2.4 (WY2.4)
%QW2.5 (WY2.5)
(Bit address)
%IX0.0.0 to %IX0.0.15 (X0.00 to X0.0F)
%IX0.1.0 to %IX0.1.3 (X0.10 to X0.13)
%QX0.4.0 to %QX0.4.11 (Y0.40 to Y0.4B)
%IX1.0.0 to %IX1.0.7 (X1.00 to X1.07)