1 Cat. No. W420-E1-06. SYSMAC CS and CJ Series CS1W-ETN21 (100 Base-TX). CJ1W-ETN21 (100 Base-TX). ethernet Units construction of Networks OPERATION MANUAL. CS1W-ETN21 (100 Base-TX). CJ1W-ETN21 (100 Base-TX). ethernet Units construction of Networks Operation Manual Revised April 2009. iv Notice: OMRON products are manufactured for use according to proper procedures by a qualified operator and only for the purposes described in this manual. The following conventions are used to indicate and classify precautions in this manual. Always heed the information provided with them. Failure to heed precautions can result in injury to people or dam- age to property.
2 !DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. Additionally, there may be severe property damage. !WARNING Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Additionally, there may be severe property damage. !Caution Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury, or property damage. OMRON Product References All OMRON products are capitalized in this manual. The word unit is also capitalized when it refers to an OMRON product, regardless of whether or not it appears in the proper name of the product.
3 The abbreviation Ch, which appears in some displays and on some OMRON products, often means word and is abbreviated Wd in documentation in this sense. The abbreviation PLC means Programmable Controller. PC is used, however, in some Program- ming Device displays to mean Programmable Controller. 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 opera- tion of the product. 1,2, 1. Indicates lists of one sort or another, such as procedures, checklists, etc. OMRON, 2003.
4 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 con- stantly 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.
5 Neither is any liability assumed for damages resulting from the use of the information contained in this publication. v unit Versions of CS/CJ- Series unit Versions A unit version has been introduced to manage Units in the CS/CJ Series according to differences in functionality accompanying unit upgrades. Notation of unit Versions The unit version is given to the right of the lot number on the nameplate of the on Products products for which unit versions are being managed, as shown below. Product nameplate CS1W- unit . unit version Lot No. Example for unit version Lot No. 040401 0000 OMRON Corporation MADE IN JAPAN.
6 Confirming unit Versions CX-Programmer version can be used to confirm the unit version using the with Support Software unit Manufacturing Information. Note The ( unit versions of) Pre-Ver. Units cannot be confirmed unit Manufac- turing Information. The following dialog box is displayed. In the IO Table Window, right-click and select unit Manufacturing informa- tion - CPU unit . The following unit Manufacturing information Dialog Box will be displayed. unit version Use the above display to confirm the unit version of the unit connected online. vi Using unit Version Label The following unit version label is provided with the ethernet unit .
7 This label can be attached to the front of the ethernet unit to differentiate between ethernet Units with different unit versions. unit Version Notation In this manual, the unit version of a ethernet unit is given as shown in the fol- lowing table. Product nameplate Notation used in this manual Special remarks Ver. or later number ethernet unit Ver. or later Information without reference to specific unit shown to right of the lot Versions applies to all versions of the unit number Blank to the right of lot Pre-Ver. ethernet Units number vii viii TABLE OF CONTENTS. PRECAUTIONS .. xxi 1 Intended Audience .. xxii 2 General Precautions.
8 Xxii 3 Safety Precautions.. xxii 4 Operating Environment Precautions .. xxiii 5 Application Precautions .. xxiii 6 Conformance to EC Directives .. xxv SECTION 1. Features and System Configuration .. 1. 1-1 ethernet unit Function Guide .. 2. 1-2 Features .. 8. 1-3 System Configuration .. 11. 1-4 Specifications .. 14. 1-5 Overview of Communications Functions .. 17. 1-6 Nomenclature and Functions .. 23. 1-7 Comparison with Previous Models .. 27. 1-8 unit Version Upgrade Information .. 28. SECTION 2. Installation and Initial Setup.. 29. 2-1 Overview of Startup Procedure .. 30. 2-2 Switch Settings .. 31. 2-3 Mounting to a PLC.
9 33. 2-4 network Installation .. 34. 2-5 Connecting to the network .. 38. 2-6 Creating I/O Tables .. 39. 2-7 unit Setup Procedure .. 41. 2-8 Basic Settings .. 46. 2-9 unit Setup for Particular Applications .. 50. 2-10 Communications Test .. 52. 2-11 Converting from Previous Models .. 54. SECTION 3. CX-Programmer unit Setup .. 61. 3-1 Setup .. 62. 3-2 FINS/TCP .. 64. 3-3 DNS.. 66. 3-4 SMTP .. 67. 3-5 POP .. 68. 3-6 Mail Address .. 69. 3-7 Send Mail .. 70. 3-8 Receive Mail .. 72. ix TABLE OF CONTENTS. 3-9 Auto Adjust Time .. 74. 3-10 HTTP.. 75. SECTION 4. ethernet unit Memory Allocations.. 77. 4-1 CIO Area Allocations.
10 78. 4-2 DM Area Allocations .. 86. 4-3 Auxiliary Area Data .. 90. SECTION 5. Determining IP Addresses .. 93. 5-1 IP Addresses .. 94. 5-2 IP Addresses in FINS Communications .. 96. 5-3 Private and Global Addresses .. 108. SECTION 6. FINS Communications.. 115. 6-1 Overview of FINS Communications.. 116. 6-2 FINS/UDP Method .. 118. 6-3 FINS/TCP Method .. 120. 6-4 Creating Routing Tables .. 124. 6-5 Using FINS Applications .. 128. 6-6 Communicating between OMRON PLCs .. 137. 6-7 Precautions on High Traffic in FINS Communications .. 155. SECTION 7. FINS Commands Addressed to ethernet Units .. 157. 7-1 Command Codes and Response Codes.