CONTENTS
Introduction............................................................................................................... 1
Relevant Manuals...................................................................................................... 2
Manual Structure ...................................................................................................... 3
Sections in this Manual............................................................................................ 5
Terms and Conditions Agreement ........................................................................ 14
Safety Precautions ................................................................................................. 16
Precautions for Safe Use ....................................................................................... 21
Precautions for Correct Use .................................................................................. 27
Regulations and Standards ................................................................................... 30
Unit Versions........................................................................................................... 32
Related Manuals ..................................................................................................... 35
Terminology ............................................................................................................ 37
Revision History ..................................................................................................... 41
Section 1 Introduction to NJ-series Controllers
1-1 The NJ-series Controllers....................................................................................................... 1-2
1-1-1 Features...................................................................................................................................... 1-2
1-1-2 Introduction to the System Configurations..................................................................................1-4
1-2 Main Specifications ................................................................................................................. 1-7
1-3 Overall Operating Procedure for the NJ-series Controller .................................................. 1-9
1-3-1 Overall Procedure....................................................................................................................... 1-9
1-3-2 Procedure Details ..................................................................................................................... 1-10
Section 2 CPU Unit Operation
2-1 Overview of CPU Unit Operation............................................................................................ 2-2
2-1-1 Introduction to CPU Unit............................................................................................................. 2-2
2-1-2 Overview of Operation According to CPU Unit Status................................................................ 2-3
2-2 Software ................................................................................................................................... 2-4
2-2-1 Software Configuration ............................................................................................................... 2-4
2-2-2 Operation of Software................................................................................................................. 2-5
2-3 Accessing I/O......................................................................................................................... 2-10
2-3-1 Types of Variables..................................................................................................................... 2-10
2-3-2 Accessing I/O with Variables .................................................................................................... 2-13
2-4 Sequence Control and Motion Control ................................................................................ 2-18
2-4-1 Overview of Control .................................................................................................................. 2-18
2-4-2 Sequence Control System........................................................................................................ 2-20
2-4-3 Motion Control System ............................................................................................................. 2-21