Mitsubishi MELSEC Q Series Structured Programming Manual

A-3
INTRODUCTION
Thank you for purchasing the Mitsubishi MELSEC-Q 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 - 2
INTRODUCTION...............................................................................................................................................A - 3
CONTENTS ......................................................................................................................................................A - 3
MANUALS.........................................................................................................................................................A - 6
1. OVERVIEW 1 - 1 to 1 - 4
1.1 Purpose of This Manual 1 - 2
1.2 Generic Terms and Abbreviations in This Manual 1 - 4
2. FUNCTION TABLES 2 - 1 to 2 - 6
2.1 How to Read Function Tables 2 - 2
2.1.1 Type conversion functions ............................................................................................................. 2 - 3
2.1.2 Standard functions of one numeric variable .................................................................................. 2 - 4
2.1.3 Standard arithmetic functions ........................................................................................................ 2 - 4
2.1.4 Standard bitwise Boolean functions............................................................................................... 2 - 4
2.1.5 Standard selection functions.......................................................................................................... 2 - 5
2.1.6 Standard comparison functions ..................................................................................................... 2 - 5
2.1.7 Standard character string functions ............................................................................................... 2 - 5
2.1.8 Functions of time data types.......................................................................................................... 2 - 5
2.1.9 Standard bistable function blocks .................................................................................................. 2 - 5
2.1.10 Standard edge detection function blocks....................................................................................... 2 - 6
2.1.11 Standard counter function blocks .................................................................................................. 2 - 6
2.1.12 Standard timer function blocks ...................................................................................................... 2 - 6
3. FUNCTIONS 3 - 1 to 3 - 12
3.1 Input Pins Variable Function 3 - 2
3.2 Functions with EN 3 - 3
3.3 Labels 3 - 4
3.3.1 Global labels .................................................................................................................................. 3 - 4
3.3.2 Local labels.................................................................................................................................... 3 - 4
3.3.3 Label classes ................................................................................................................................. 3 - 4
3.3.4 Setting labels ................................................................................................................................. 3 - 5
3.4 Data Types 3 - 6
3.5 Device and Address 3 - 8
3.5.1 Device ........................................................................................................................................... 3 - 8
3.5.2 Address.......................................................................................................................................... 3 - 8
3.6 Expressing Methods of Constants 3 - 10
3.7 Precautions on Programming 3 - 10

Mitsubishi MELSEC Q Series Specifications

General

Brand	Mitsubishi
Model	MELSEC Q Series
Category	Controller
Language	English