x
Visual Aids
The following headings appear in the left column of the manual to help you locate 
different types of information.
Note
Indicates information of particular interest for efficient and convenient 
operation of the product.
1,2,3... 1. Indicates lists of one sort or another, such as procedures, 
checklists, etc.
Precautions for Correct Use
Indicates precautionary information that should be heeded to ensure 
correct use of the ZEN. 
Precautions for Safe Use
Indicates precautionary information that should be heeded to ensure 
safe use of the ZEN. 
Indicate the buttons that needs to be pressed in operating 
procedures. Press each button once.
Indicate buttons that needs to be pressed in operating procedures. 
Press one of the buttons once or more.
▲ ▼
Indicates that the display (the word “LANGUAGE” in this case) is 
flashing. In this manual, this state is described by saying that the 
“flashing cursor” is at the word “LANGUAGE”. In this state it is 
possible to change settings and the position of the cursor.
LANGUAGE
Indicates that the display (the letter “H” in this case) is flashing in 
reverse video. In this manual, this state is described by saying that 
the “highlighted cursor” is at the word “H”. In this state it is not 
possible to change settings but the cursor can be changed to the 
flashing cursor by pressing the OK button.
RUN
PARAMETER
SET CLOCK
LANGUAGE
ENGLISH
 OMRON, 2006
All rights reserved. No part of this publication may be reproduced, stored in a retrieval 
system, or transmitted, in any form, or by any means, mechanical, electronic, photocopying, 
recording, or otherwise, without the prior written permission of OMRON.
No patent liability is assumed with respect to the use of the information contained herein. 
Moreover, because OMRON is constantly striving to improve its high-quality products, the 
information contained in this manual is subject to change without notice. Every precaution 
has been taken in the preparation of this manual. Nevertheless, OMRON assumes no 
responsibility for errors or omissions. Neither is any liability assumed for damages resulting 
from the use of the information contained in this publication. 
Z211-E1-03.book  Page x  Friday, November 21, 2008  10:38 AM