Filter
Top Products
3
FX3S/FX3G/FX3GC/FX3U/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
Table of Contents
Table of Contents
Related manuals ............................................................................................................................. 14
Generic Names and Abbreviations Used in Manuals .................................................................. 21
1. Introduction 23
1.1 Programming Language in PLCs...........................................................................................................23
1.1.1 Types of programming languages...........................................................................................................23
1.1.2 Applicability of programming languages in programming software.........................................................24
1.1.3 Compatibility among programs ...............................................................................................................24
2. Overview (Sequence Program) 25
2.1 Introduction of Convenient Functions.....................................................................................................25
2.1.1 Convenient functions for input processing ..............................................................................................25
2.1.2 Convenient functions for output processing............................................................................................26
2.1.3 Functions for supporting sequence control.............................................................................................26
2.2 Introduction of Applied Instructions........................................................................................................27
2.2.1 Major applied instructions .......................................................................................................................27
2.3 Analog/Positioning Special Control........................................................................................................29
2.4 Link and Communication........................................................................................................................29
2.5 Introduction of Devices Constructing PLC .............................................................................................30
2.5.1 Relationship among devices ...................................................................................................................30
2.5.2 Device list................................................................................................................................................31
2.6 Program Memory and Devices...............................................................................................................33
2.6.1 Memory structure....................................................................................................................................33
2.6.2 Memory operations and latched (battery or EEPROM backed) devices
(power ON/OFF and RUN/STOP)..........................................................................................................36
2.6.3 Types of backup methods against power failure.....................................................................................42
2.6.4 Change between general devices and latched (battery backed) devices...............................................43
2.6.5 How to initialize devices (battery backed)...............................................................................................43
2.7 Types and Setting of Parameters...........................................................................................................44
2.7.1 Parameter list..........................................................................................................................................44
2.7.2 Parameter initial values and available tools for changing parameter values ..........................................45
2.7.3 Memory capacity setting range...............................................................................................................48
2.7.4 Compatible optional memory model........................................................................................................49
2.7.5 Keyword (entry code)..............................................................................................................................50
2.7.6 Special unit initial value setting ...............................................................................................................58
2.7.7 Positioning instruction setting..................................................................................................................58
2.7.8 Built-in CC-Link/LT Setup (dedicated to FX
3UC-32MT-LT-2)..................................................................58
2.7.9 Parameter settings..................................................................................................................................58
3. Instruction List 70
3.1 Basic Instructions...................................................................................................................................70
3.2 Step Ladder Instructions........................................................................................................................72
3.3 Applied Instructions ... in Ascending Order of FNC Number..................................................................72
4. Devices in Detail 83
4.1 Device Number List................................................................................................................................83
4.2 I/O Relays [X, Y].....................................................................................................................................89
4.2.1 Numbers of I/O relays .............................................................................................................................89
4.2.2 Functions and roles.................................................................................................................................90
4.2.3 Operation timing of I/O relays .................................................................................................................91
4.3 Auxiliary Relay [M] .................................................................................................................................92
4.3.1 Numbers of auxiliary relays.....................................................................................................................92
4.3.2 Functions and operation examples .........................................................................................................92