Introduction
Thank you for purchasing an NX-series CPU Unit.
This manual contains information that is necessary to use the NX-series CPU Unit. Please read this
manual and make sure you understand the functionality and performance of the NX-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.
Intended Audience
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.
Applicable Products
This manual covers the following products.
• NX-series CPU Units
NX1P2-££££££
NX1P2-££££££1
• Serial Communications Option Board
NX1W-CIF££
• Analog I/O Option Board
NX1W-ADB21
NX1W-DAB21V
NX1W-MAB221
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 41.
Introduction
1
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)