CHAPTER 4: ELECTRICS
4-8
(a) CPU Module
The first module (CPU 226) contains the main processor for the PLC as well as the bar feeder software.
Designation Description
A No software or System Fault – LED
B Run Mode – LED
C Stop Mode - LED
D Battery or DROM insert
E Interface connecting to TD200
F Output terminal Q0.0~Q1.7
G Expansion module
H Input terminal I0.0~I2.7
I Port, Stop/Run, PR0/PR1 selectors provided inside expansion module
J PR0 for analog signal adjustment
K PR1 for analog signal adjustment
L Flexible ribbon cable connecting to expansion module
ALPHA ST 320
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