IM 01E21A03-02EN
2
    <1.  Introduction>
2
 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 tness 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 ofce.
•  The specications covered by this manual are 
limited to those for the standard type under the 
specied model number break-down and do not 
cover custom-made products.
•  Note that changes in the specications, 
construction, or component parts of the 
product may not immediately be reected in 
this manual at the time of change, provided 
that postponement of revisions will not cause 
difculty to the user from a functional or 
performance standpoint.
•  This manual is intended for the following 
personnel;  
Engineers responsible for installation and wiring 
of the product.
•  To ensure correct use, read this manual and 
the applicable user’s manuals as listed in IM 
01E21A11-01EN (Read Me First (Optional 
Code EC)) thoroughly before starting operation. 
Read the general specications as listed in 
IM 01E21A11-01EN (Read Me First (Optional 
Code EC)) for its specication.
 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 IM 01E21A11-01EN (Read Me First (Optional 
Code EC)) 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.