A - 5 A - 5
INTRODUCTION
Thank you for purchasing the MELSEC-A series programmable controller. Before using the product, read
this manual carefully to fully understand the functions and the performance of the programmable controller.
Please forward a copy of this manual to the end user.
CONTENTS
SAFETY PRECAUTIONS...............................................................................................................................A- 1
REVISIONS .....................................................................................................................................................A- 4
INTRODUCTION.............................................................................................................................................A- 5
Manuals ...........................................................................................................................................................A- 8
Compliance with the EMC Directive and Low Voltage Directive ...................................................................A- 8
Generic Terms and Abbreviations ..................................................................................................................A- 9
Product List......................................................................................................................................................A- 9
1. OVERVIEW 1- 1 to 1- 2
1.1 Overview................................................................................................................................................... 1- 1
1.2 Features ................................................................................................................................................... 1- 2
2. SYSTEM CONFIGURATION 2- 1 to 2- 8
2.1 Overall Configuration ............................................................................................................................... 2- 1
2.2 Applicable System.................................................................................................................................... 2- 2
2.2.1 Applicable software package ............................................................................................................ 2- 2
2.3 Precautions for System Configuration..................................................................................................... 2- 3
2.4 Parts Sold Separately .............................................................................................................................. 2- 7
3. SPECIFICATIONS 3- 1 to 3-28
3.1 General Specifications ............................................................................................................................. 3- 1
3.2 Performance Specifications ..................................................................................................................... 3- 2
3.3 Network Wiring Specifications ................................................................................................................. 3- 3
3.3.1 CC-Link network wiring specifications .............................................................................................. 3- 3
3.3.2 CC-Link/LT network wiring specifications......................................................................................... 3- 3
3.4 Concept of Remote Input/Output............................................................................................................. 3- 5
3.5 Remote I/O Signals for CC-Link Master Module..................................................................................... 3- 6
3.5.1 Remote I/O signal list when 2 stations are occupied .......................................................................3- 6
3.5.2 Remote I/O signal list when 4 stations are occupied .......................................................................3- 7
3.5.3 Remote I/O signal list when 8 stations are occupied (4 occupied stations
2 modules)................ 3- 8
3.5.4 Details of remote I/O signals............................................................................................................. 3- 9
3.6 Concept of the Number of Control Points (Point Mode Setting for CC-Link/LT and Number of Occupied
Stations Setting for CC-Link) ................................................................................................................... 3-15
3.6.1 Setting number of occupied stations ................................................................................................ 3-15
3.6.2 Setting point mode ............................................................................................................................ 3-15
3.7 Remote Registers .................................................................................................................................... 3-18
3.7.1 Assignment of remote registers ........................................................................................................ 3-18
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