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Introduction
NJ-series CPU Unit Hardware User’s Manual (W500)
Introduction
Thank you for purchasing an NJ-series CPU Unit.
This manual contains information that is necessary to use the NJ-series CPU Unit. Please read this
manual 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 B 3503.
This manual covers the following products.
• NJ-series CPU Units
• NJ501-5
• NJ501-4
• NJ501-3
• NJ301-12
• NJ301-11
• NJ101-10
• NJ101-90
Part of the specifications and restrictions for the CPU Units are given in other manuals. Refer to Rele-
vant Manuals on page 2 and Related Manuals on page 36.
Intended Audience
Applicable Products
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