A - 9
INTRODUCTION
Thank you for purchasing the Mitsubishi general-purpose programmable controller MELSEC-Q Series.
Always read through this manual, and fully comprehend the functions and performance of the Q Series
programmable controller before starting use to ensure correct usage of this product.
CONTENTS
SAFETY PRECAUTIONS..............................................................................................................................A- 1
CONDITIONS OF USE FOR THE PRODUCT .............................................................................................A- 5
REVISIONS ....................................................................................................................................................A- 6
INTRODUCTION ...........................................................................................................................................A- 9
CONTENTS....................................................................................................................................................A- 9
ABOUT MANUALS .......................................................................................................................................A- 17
USING THIS MANUAL .................................................................................................................................A- 17
COMPLIANCE WITH EMC AND LOW VOLTAGE DIRECTIVES ..............................................................A- 18
GENERIC TERMS AND ABBREVIATIONS ................................................................................................A- 18
COMPONENT LIST ......................................................................................................................................A- 19
PART 1 PRODUCT SPECIFICATIONS AND HANDLING
1. PRODUCT OUTLINE 1- 1 to 1- 24
1.1 Positioning control.................................................................................................................................... 1- 2
1.1.1 Features of QD75.............................................................................................................................. 1- 2
1.1.2 Purpose and applications of positioning control............................................................................... 1- 5
1.1.3 Mechanism of positioning control ..................................................................................................... 1- 7
1.1.4 Outline design of positioning system ................................................................................................ 1- 9
1.1.5 Communicating signals between QD75 and each module............................................................. 1- 12
1.2 Flow of system operation........................................................................................................................ 1- 15
1.2.1 Flow of all processes........................................................................................................................ 1- 15
1.2.2 Outline of starting ............................................................................................................................. 1- 18
1.2.3 Outline of stopping ........................................................................................................................... 1- 20
1.2.4 Outline of restarting.......................................................................................................................... 1- 22
1.3 Restrictions with a system using a stepping motor................................................................................ 1- 23
1.4 Function additions/modifications according to function version B......................................................... 1- 23
2. SYSTEM CONFIGURATION 2- 1 to 2- 12
2.1 General image of system ......................................................................................................................... 2- 2
2.2 Configuration list....................................................................................................................................... 2- 4
2.3 Applicable system .................................................................................................................................... 2- 6
2.4 How to check the function version and SERIAL No. ............................................................................ 2- 10