March 2015
Intermediate to advanced
424 pages
10h 53m
English
Content preview from Programmable Logic Controllers, 6th Edition
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Chapter 13
Designing Systems
Abstract
This chapter considers how programs are designed, safe systems developed, and how they and the PLC system can be tested and faults found.
Keywords
program development
safety
testing
This chapter considers the way programs are designed and how they and a PLC system can be tested and faults found. This involves consideration of both the hardware and the software.
13.1 Program Development
Whatever the language in which a program is to be written, a systematic approach to the problem can improve the chance of high-quality programs being generated in as short a time as possible. A systematic design technique is likely to involve the following steps:
1 A definition of what is required, with the inputs and ...
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