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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 explains basic
terminology used with OMRON PCs. Descriptions of peripheral devices used with the C200HS, a table of other manuals
available to use with this manual for special PC applications, and a description of the new features of the C200HS are also
provided.
1-1 Overview 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2 The Origins of PC Logic 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3 PC Terminology 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-4 OMRON Product Terminology 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-5 Overview of PC Operation 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-6 Peripheral Devices 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-7 Available Manuals 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8 New C200HS Features 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-1 Improved Memory Capabilities 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-2 Faster Execution Times 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-3 Larger Instruction Set 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-4 Wide Selection of Special I/O Units 9 . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-5 Improved Interrupt Functions 9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-6 SYSMAC NET Link and SYSMAC LINK Capabilities 9 . . . . . . . . . . .
1-8-7 Built-in RS-232C Connector 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-8 More Flexible PC Settings 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-9 Debugging and Maintenance 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-10 New Programming Console Operations 10 . . . . . . . . . . . . . . . . . . . . . . . .
1-8-11 Peripheral Devices 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-8-12 Using C200H Programs 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .