4 I/O Signal Allocation
4.3 Transmitting Data
4-21
HW1483854
HW1483854
IO Allocation and the Ladder Program
Create the ladder program to alert the alarm by using the following signals
when the optional board detects an error.
External input
Specific input signal
Assistant relay
Signal Description
20066 Optional board status
(IO communication status)
20067 Optional board status
(Board operation status)
Signal Description
40012 User alarm requirement
40220 User alarm code d0
40221 User alarm code d1
40222 User alarm code d2
40223 User alarm code d3
40224 User alarm code d4
40225 User alarm code d5
Signal Description
70017 Control Power ON completed
(Normality ON)
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