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Introduction
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Introduction
Thank you for purchasing an EtherNet/IP Unit.
This manual contains information that is necessary to use the EtherNet/IP Unit. Please read this man-
ual and make sure you understand the functionality and performance of the NJ-series CPU Unit before
you attempt to use it in a control system.
Keep this manual in a safe place where it will be available for reference during operation.
This manual is intended for the following personnel, who must also have knowledge of electrical sys-
tems (an electrical engineer or the equivalent).
• Personnel in charge of introducing FA systems.
• Personnel in charge of designing FA systems.
• Personnel in charge of installing and maintaining FA systems.
• Personnel in charge of managing FA systems and facilities.
For programming, this manual is intended for personnel who understand the programming language
specifications in international standard IEC 61131-3 or Japanese standard JIS B3503.
This manual covers the following products.
• CJ-series EtherNet/IP Unit
• CJ1W-EIP21
This manual contains information that is necessary to use a CJ1W-EIP21 EtherNet/IP Unit that is con-
nected to an NJ-series CPU Unit. Use a CJ1W-EIP21 EtherNet/IP Unit with unit version 2.1 or later for
an NJ-series CPU Unit. Also use a CPU Unit with unit version 1.01 or later and Sysmac Studio version
1.02 or higher.
Intended Audience
Applicable Products
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