IM 01E21A21-02EN
<1. INTRODUCTION>
3
The following symbols are used in the product and the manual to indicate the accompanying safety
precautions:
Protective grounding terminal
Functional grounding terminal (This terminal should not be used as a protective grounding terminal.)
Alternating current
Direct current
Caution
This symbol indicates that the operator must refer to an explanation in the user’s manual in order to avoid the risk of injury or
death of personnel or damage to the product.
• For the protection and safe use of the product and the system in which this product is incorporated, be
sure to follow the instructions and precautions on safety that is stated in user's manual as listed in Table
1.1 whenever you handle the product. Take special note that if you handle the product in a manner that
violated these instructions, the protection functionality of the product may be damaged or impaired. In such
cases, YOKOGAWA does not guarantee the quality, performance, function, and safety of product.
• Do not modify this product.
• The product should be disposed of in accordance with local and national legislation/regulations.
Regarding This User’s Manual
• This manual should be provided to the end user.
• The contents of this manual are subject to change without prior notice.
• All rights reserved. No part of this manual may be reproduced in any form without YOKOGAWA’s written
permission.
• YOKOGAWA makes no warranty of any kind with regard to this manual, including, but not limited to,
implied warranty of merchantability and fitness for a particular purpose.
• If any question arises or errors are found, or if any information is missing from this manual, inform the
nearest YOKOGAWA sales office.
• The specifications covered by this manual are limited to those for the standard type under the specified
model number break-down and do not cover custom-made products.
• Note that changes in the specifications, construction, or component parts of the product may not
immediately be reflected in this manual at the time of change, provided that postponement of revisions will
not cause difficulty to the user from a functional or performance standpoint.
• To ensure correct use, read this manual and the applicable user’s manuals as listed in Table 1.1 thoroughly
before starting operation. Read the general specifications as listed in Table 1.1 for its specification.
Trademark
• All the brands or names of Yokogawa Electric’s products used in this manual are either trademarks or
registered trademarks of Yokogawa Electric Corporation.
• All other company and product names mentioned in this manual are trade names, trademarks or
registered trademarks of their respective companies.
• In this manual, trademarks or registered trademarks are not marked with ™ or
®
.
For Safe Use of Product
For the protection and safe use of the product and the system in which this product is incorporated, be sure
to follow the instructions and precautions on safety that is stated in user's manual as listed in Table 1.1
whenever you handle the product. Take special note that if you handle the product in a manner that violated
these instructions, the protection functionality of the product may be damaged or impaired. In such cases,
YOKOGAWA shall not be liable for any indirect or consequential loss incurred by either using or not being able
to use the product.