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SECTION 1
Introduction
This section gives a brief overview of the history of Programmable Controllers and explains terms commonly used in
ladder-diagram programming. It also provides an overview of the process of programming and operating a PC and ex-
plains basic terminology used with OMRON PCs. Descriptions of peripheral devices used with the C1000H and
C2000H, and a table of other manuals available to use with this manual for special PC applications, are also provided.
1-1
Overview
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Relay Circuits: The Roots of PC Logic
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1-3
PC Terminology
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OMRON Product Terminology
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Overview of PC Operation
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Peripheral Devices
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Available Manuals
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