Mitsubishi Electric FX3G SERIES User Manual

163
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
6 What to Understand before Programming
6.1 How to Read Explanation of Instructions
1
Introduction
2
Overview
3
Instruction List
4
Devices in Detail
5
Specified the Device & Constant
6
Before Programming
7
Basic Instruction
8
FNC00-FNC09 Program Flow
9
FNC10-FNC19 Move & Compare
10
FNC20-FNC29 Arith. & Logic Operation
6. What to Understand before Programming
This chapter explains the I/O processing, relationship among instructions and programming method which should be
understood before creating sequence programs.
6.1 How to Read Explanation of Instructions
In this manual, applied instructions are explained in the following form.
For the expression methods and basic rules for applied instructions, read in advance "6.5 General rules for applied
instructions" described later.
The above is different from the actual page, as it is provided for explanation only.
Indicates applicable
PLC versions.
Applicable series
Expression of applicable versions
x → Ver.2.20: before Ver.2.20
x Ver.2.20 →: Ver.2.20 or later

Mitsubishi Electric FX3G SERIES Specifications

General

Model	FX3G SERIES
Input Voltage	100-240 VAC or 24 VDC
Protection Class	IP20
Programming Language	Instruction List
Communication Ports	RS-422, RS-485, USB
Execution Speed	0.21 μs/basic instruction
High-speed Processing	Yes
Analog I/O	Optional (via expansion boards)
Expansion Modules	Yes
Operating Temperature	0°C to 55°C
Type	Programmable Logic Controller (PLC)