Omron NE1A-SCPU01 - 07-2009 User manual

OPERATION MANUAL
Cat. No. Z906-E1-07
DeviceNet Safety
NE1A Series:
NE1A-SCPU01(-V1)(-EIP)/
-SCPU02(-EIP)
Safety Network Controller

NE1A Series Safety Network Controller:
NE1A-SCPU01(-V1)(-EIP)/-SCPU02(-EIP)
Operation Manual
Revised July 2009

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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 damage to property.
!WARNING Indicates a potentially hazardous situation which, if not avoided, will result in minor or
moderate injury, or may result in serious injury or death. Additionally, there may be signifi-
cant 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.
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.
IMPORTANT Indicates important information on what to do or not to do to prevent failure to
operation, malfunction, or undesirable effects on product performance.
Note Indicates information of particular interest for efficient and convenient opera-
tion of the product.
1,2,3... 1. Indicates lists of one sort or another, such as procedures, checklists, etc.
Indicates general prohibitions for which there is no specific symbol.
Indicates general mandatory actions for which there is no specific symbol.

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Trademarks and Copyrights
CIP, EtherNet/IP, DeviceNet, and DeviceNet Safety are registered trademarks of the Open DeviceNet
Vendors Association.
Other product names and company names in this manual are trademarks or registered trademarks of
their respective companies.
OMRON, 2005
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form, o
r
by any means, mechanical, electronic, photocopying, recording, or otherwise, without the prior written permission o
f
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. Neither is any liability assumed for damages resulting from the use of the information contained in
this publication.

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TABLE OF CONTENTS
PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
1 Intended Audience. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
2 General Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
3 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xx
4 Precautions for Safe Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xxi
5 Additional Precautions According to UL 1604 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxii
6 Regulations and Standards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
7 Unit Versions of NE1A-series Controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
SECTION 1
Overview of the NE1A-series Safety Network Controllers. 1
1-1 About NE1A-series Safety Network Controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1-2 System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1-3 System Setup Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
SECTION 2
Specifications and Nomenclature . . . . . . . . . . . . . . . . . . . . . 19
2-1 Nomenclature and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2-2 Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
SECTION 3
Installation and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
3-1 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
3-2 Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
SECTION 4
DeviceNet Communications Functions . . . . . . . . . . . . . . . . . 63
4-1 Initial Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4-2 Network Status Indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
4-3 Remote I/O Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
4-4 Safety Master Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
4-5 Safety Slave Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
4-6 Standard Slave Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
SECTION 5
EtherNet/IP Communications . . . . . . . . . . . . . . . . . . . . . . . . 97
5-1 Connecting to Ethernet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
5-2 Standard Target Function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

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TABLE OF CONTENTS
SECTION 6
Explicit Message Communications . . . . . . . . . . . . . . . . . . . . 107
6-1 Receiving Explicit Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
6-2 Sending Explicit Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
SECTION 7
I/O Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
7-1 Common Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
7-2 Safety Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
7-3 Test Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
7-4 Safety Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
SECTION 8
Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
8-1 Outline of Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134
8-2 Function Block Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
8-3 Function Block Editing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
8-4 Command Reference: Logic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
8-5 Command Reference: Function Blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
SECTION 9
Other Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
9-1 Configuration Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
9-2 Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
9-3 Access Control with Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
SECTION 10
Operating Modes and Power Supply Interruptions . . . . . . 209
10-1 NE1A-series Controller Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
10-2 Behavior for Power Supply Interruptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
SECTION 11
Remote I/O Communications Performance and
Local I/O Response Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
11-1 Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
11-2 Operational Flow and Cycle Time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
11-3 Startup Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
11-4 I/O Refresh Cycle Time and Network Reaction Time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
11-5 Reaction Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225