Thank you for purchasing the Mitsubishi general-purpose programmable logic controller MELSEC-Q Series.
Always read through this manual, and fully comprehend the functions and performance of the Q Series PLC
before starting use to ensure correct usage of this product.
SAFETY INSTRUCTIONS............................................................................................................................A- 1
REVISIONS ...................................................................................................................................................A- 6
INTRODUCTION...........................................................................................................................................A- 7
CONTENTS...................................................................................................................................................A- 7
About Manuals ..............................................................................................................................................A- 14
Using This Manual.........................................................................................................................................A- 14
Component List .............................................................................................................................................A- 15
1.1 Positioning control.................................................................................................................................... 1- 2
1.1.1 Features of QD75MH........................................................................................................................ 1- 2
1.2 Flow of system operation........................................................................................................................ 1- 22
1.2.1 Flow of all processes........................................................................................................................ 1- 22
1.2.2 Outline of starting ............................................................................................................................. 1- 24
1.2.3 Outline of stopping ........................................................................................................................... 1- 26
1.2.4 Outline for restarting......................................................................................................................... 1- 28
2. System Configuration
2.1 General image of system......................................................................................................................... 2- 2
2.2 Component list ......................................................................................................................................... 2- 4
2.3 Applicable system .................................................................................................................................... 2- 6
3. Specifications and Functions
3.1 Performance specifications...................................................................................................................... 3- 2
3.2 List of functions ....................................................................................................................................... 3- 4
3.2.2 QD75MH main functions................................................................................................................... 3- 6
INTRODUCTION
CONTENTS
A - 7
2- 1 to 2- 8
3- 1 to 3- 24