Mitsubishi 20-L Specifications Page 1

MITSUBISHI ELECTRICMITSUBISHI ELECTRICINDUSTRIAL AUTOMATIONMELSEC-L SeriesProgrammable ControllersQuick Start Guide15032011Version A

Safety guidelinesIVPrecautions to prevent damages by electrostatic dischargeElectronic devices and modules can be damaged by electrostatic charge, whi

Safety guidelinesMELSEC-L Series Quick start guide V

Symbols used in the manualVISymbols used in the manualUse of instructionsInstructions concerning important information are marked separately and are d

ContentsMELSEC-L Series Quick start guide VIIContents1 Introduction1.1 Using the Quick start guide . . . . . . . . . . . . . . . . . . . . . . . . .

Contents VIII3 Frequently-used functions3.1 Clarifying programs <Comment> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Using the Quick start guide IntroductionMELSEC-L Series Quick start guide 1 - 11 Introduction1.1 Using the Quick start guideThis Quick start guide e

Introduction Operations that can be performed using MELSEC-L series1 - 21.2 Operations that can be performed using MELSEC-L series1.2.1 Programmable

Operations that can be performed using MELSEC-L series IntroductionMELSEC-L Series Quick start guide 1 - 3TERMINOLOGY Sequence control Consecutively

Introduction Operations that can be performed using MELSEC-L series1 - 41.2.2 Features of CPU moduleMELSEC-L series programmable controllers are all-

Operations that can be performed using MELSEC-L series IntroductionMELSEC-L Series Quick start guide 1 - 5No. Built-in function DescriptionEthernet

Introduction Operations that can be performed using MELSEC-L series1 - 61.2.3 System enhancement according to applicationBy connecting various types

Preparing for operation Using programmable controllersMELSEC-L Series Quick start guide 2 - 12 Using programmable controllers2.1 Preparing for operat

Using programmable controllers System configuration2 - 22.2 System configuration2.2.1 System configuration exampleThe following system configuration

Mounting modules Using programmable controllersMELSEC-L Series Quick start guide 2 - 32.3 Mounting modulesMount the prepared modules.A battery connec

Using programmable controllers Mounting modules2 - 4NOTE Connect a battery in the CPU module by the following procedure.  Open the cover at the botto

Mounting modules Using programmable controllersMELSEC-L Series Quick start guide 2 - 5Mounting modules to DIN rail  Pull down all the DIN rail hooks

Using programmable controllers Wiring modules2 - 62.4 Wiring modulesThis section explains the wiring of the power supply modules and the external I/O

Wiring modules Using programmable controllersMELSEC-L Series Quick start guide 2 - 72.4.2 Wiring connector for external devicesThe following shows a

Using programmable controllers Wiring modules2 - 8NOTE Wire the power supply lines for the I/O equipment and the programmable controller separately as

Checking power supply Using programmable controllersMELSEC-L Series Quick start guide 2 - 92.5 Checking power supplyCheck that the power supply runs

About this manualThe texts, illustrations, diagrams and examples in this manual are provided for information purposes only. They are intended as aids

Using programmable controllers Checking power supply2 - 10NOTES If the "POWER" LED of the power supply module is off, even though the power

Programming Using programmable controllersMELSEC-L Series Quick start guide 2 - 112.6 ProgrammingThis section explains how to create a program (seque

Using programmable controllers Programming2 - 12Instruction symbolsThe following shows the basic instructions of sequence control.2.6.2 Creating a pr

Programming Using programmable controllersMELSEC-L Series Quick start guide 2 - 132.6.3 Starting GX Works2Operating procedure Select Start  All Pr

Using programmable controllers Programming2 - 142.6.4 Creating a new projectA project consists of programs, device comments, and parameters.Operating

Programming Using programmable controllersMELSEC-L Series Quick start guide 2 - 152.6.5 Creating a sequence programOperating procedure● Enter input

Using programmable controllers Programming2 - 16Coil Y0 is displayed.● Enter input device X8. Click . Enter device "X8", and then click th

Programming Using programmable controllersMELSEC-L Series Quick start guide 2 - 17Coil Y6 is displayed.● Draw a line. Click the area to enter, and t

Using programmable controllers Programming2 - 182.6.6 Converting a programDefine the contents of the entered ladder block.Operating procedure Select

Programming Using programmable controllersMELSEC-L Series Quick start guide 2 - 192.6.7 Saving a projectA program is saved in unit of project. Save

Using programmable controllers Writing programs2 - 202.7 Writing programsThis section explains hot to write the program to the CPU module.2.7.1 Conne

Writing programs Using programmable controllersMELSEC-L Series Quick start guide 2 - 21The "Transfer Setup Connection" screen is displayed.

Using programmable controllers Writing programs2 - 22 Click the Connection Test buttonWhen properly connected, the connection completion message is d

Writing programs Using programmable controllersMELSEC-L Series Quick start guide 2 - 232.7.4 Formatting the CPU moduleBefore writing the program, fo

Using programmable controllers Writing programs2 - 242.7.5 Writing programs to the CPU module Select Online  Write to PLC…The "Online Data Ope

Checking operation Using programmable controllersMELSEC-L Series Quick start guide 2 - 252.8 Checking operationExecute the program written to the CPU

Using programmable controllers Checking operation2 - 26● Executing the program Tilt the "RESET/STOP/RUN" switch on the front of the CPU mod

Checking operation Using programmable controllersMELSEC-L Series Quick start guide 2 - 272.8.3 Checking the operation in GX Works2Check the program

Using programmable controllers Checking operation2 - 28● Operation check 3 Double-click X8 while pressing the [Shift] key. X8 turns off and Y6 and Y7

Clarifying programs <Comment> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 13 Frequently-used functionsThis section explains

Quick Start Guide MELSEC-L Series Programmable ControllersVersion Revisions / Additions / CorrectionsA 03/2011 akl —

Frequently-used functions Clarifying programs <Comment>3 - 23.1.1 Creating device commentsDevice comments can be entered from the list or on the

Clarifying programs <Comment> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 3Input operation on the ladder diagram Select Edi

Frequently-used functions Clarifying programs <Comment>3 - 4Entering comments when creating ladders Select Tool  Options… Select Program Edit

Clarifying programs <Comment> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 53.1.2 Creating statementsOperating procedure Sel

Frequently-used functions Clarifying programs <Comment>3 - 63.1.3 Creating notesOperating procedure Select Edit  Documentation  Note. Double

Monitoring device values and status <Device monitor> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 73.2 Monitoring device val

Frequently-used functions Monitoring device values and status <Device monitor>3 - 83.2.1 Device batch monitorMonitors consecutive devices by sp

Monitoring device values and status <Device monitor> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 93.2.2 Entry data monitorT

Frequently-used functions Monitoring device values and status <Device monitor>3 - 10 Select Online  Monitor  Start Watching.The values of dev

Monitoring device values and status <Device monitor> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 11Device registration with

Frequently-used functions Monitoring device values and status <Device monitor>3 - 12 Drag and drop the selected range to the watch window 1. S

Monitoring device values and status <Device monitor> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 13NOTE Installing the displ

Frequently-used functions Changing device values <Device test>3 - 143.3 Changing device values <Device test>This function forcibly turns

Changing device values <Device test> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 153.3.2 Word device current value changeCh

Frequently-used functions Changing device values <Device test>3 - 16NOTE Installing the display unit allows the forced ON/OFF of X/Y device with

Changing running programs <Online program change> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 173.4 Changing running progra

Frequently-used functions Checking errors <Error jump>3 - 183.5 Checking errors <Error jump>If an error occurs, it can be checked with PL

Checking errors <Error jump> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 193.5.2 Error jumpErrors can be checked easily with

Frequently-used functions Checking errors <Error jump>3 - 20NOTES Installing the display unit allows you to confirm the errors occurring and err

Monitoring system status <System monitor> Frequently-used functionsMELSEC-L Series Quick start guide 3 - 213.6 Monitoring system status <Sy

Safety guidelinesMELSEC-L Series Quick start guide ISafety guidelinesFor use by qualified staff onlyThis manual is only intended for use by properly

Frequently-used functions Monitoring system status <System monitor>3 - 22NOTE The details of each module can be checked from the "System Mo

IndexMELSEC-L Series Quick start guide IINDEXBBuilt-in functionsCC-Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

IIIndex

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Safety guidelinesIISafety warnings in this manualIn this manual special warnings that are important for the proper and safe use of the products arecle

Safety guidelinesMELSEC-L Series Quick start guide IIIGeneral safety information and precautionsThe following safety precautions are intended as a ge