INTRODUCTION
Thank you for purchasing the Mitsubishi MELSEC-Q series/MELSEC-L series/MELSEC-F series programmable
controller.
Before using the product, thoroughly read this manual to develop full familiarity with the programming
specifications to ensure correct use.
Please forward this manual to the end user.
CONTENTS
SAFETY PRECAUTIONS .................................................................................................................................A - 1
REVISIONS.......................................................................................................................................................A - 3
INTRODUCTION...............................................................................................................................................A - 4
CONTENTS ......................................................................................................................................................A - 4
MANUALS.........................................................................................................................................................A - 6
1. OVERVIEW
1.1 Overview
4.1.1 Project............................................................................................................................................ 4 - 3
4.1.2 Program files.................................................................................................................................. 4 - 3
4.1.3 Tasks ............................................................................................................................................ 4 - 4
4.2.1 Types of POU ................................................................................................................................ 4 - 5
4.2.2 Program blocks.............................................................................................................................. 4 - 6
4.2.3 Functions ....................................................................................................................................... 4 - 6
4.2.4 Function blocks.............................................................................................................................. 4 - 7
4.2.5 Ladder blocks ................................................................................................................................ 4 - 8
4.2.8 EN and ENO ................................................................................................................................ 4 - 13
A-4
1 - 1 to 1 - 8
1 - 2
1 - 2
1 - 5
1 - 6
1 - 7
1 - 7
2 - 1 to 2 - 4
2 - 2
2 - 3
3 - 1 to 3 - 2
3 - 2
4 - 1 to 4 - 54
4 - 2
4 - 5