Hitachi EH-150 Series - Chapter 1 Introduction

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Chapter 1 Introduction
Thank you for using the Hitachi EH-150 Programmable Controller series (It abbreviates to PLC after this.)
This manual explains how to use the serial communication module (It abbreviates to EH-SIO after this.) with the
Hitachi EH-150 Programmable Controller. Read this manual thoroughly and keep for installation operations,
maintenance checks and other procedures. The following documentation related to PLC is also available and should be
used together with this manual.
Table 1.1 List of explanatory documentation
Items
Related manuals
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number *
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“ * ” is version starting from A, B, .