I
Introduction
OMRON products are manufactured for use according to proper procedures by a qualified operator and
only for the purposes described in this manual.
This manual describes the functions, performance, and application methods needed for optimum use of
the E5AR/E5ER Digital Controllers.
Please observe the following items when using the E5AR/E5ER Digital Controllers.
• This product is designed for use by qualified personnel with a knowledge of electrical systems.
• Read this manual carefully and make sure you understand it well to ensure that you are using the E5AR/
E5ER Digital Controllers correctly.
• Keep this manual in a safe location so that it is available for reference when required.
Before using the Controller under the following conditions, make sure that the ratings and performance
characteristics of the Controller are sufficient for the systems, machines, and equipment, and be sure to
provide the systems, machines, and equipment with double safety mechanisms, and also consult your
OMRON representative.
• Using the Controller under conditions which are not described in the manual
• Applying the Controller to nuclear control systems, railroad systems, aviation systems, vehicles,
combustion systems, medical equipment, amusement machines, safety equipment, and other systems,
machines, and equipment
• Applying the Controller to systems, machines, and equipment that may have a serious influence on lives
and property if used improperly, and especially require safety
Precaution in using the product
Notice
(1) All rights reserved. No part of this manual may be reprinted or copied without the prior written
permission of OMRON.
(2) The specifications and other information in this manual are subject to change without notice for purposes
of improvement.
(3) Considerable care has been taken in the preparation of this manual; however, OMRON assumes no
responsibility or liability for any errors or inaccuracies that may appear. In the event that a problem is
discovered, please contact one of the Omron offices or agents listed at the end of the manual, and
provide the catalogue number shown on the cover of the manual.