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Controller
MELSEC
User manual
Mitsubishi MELSEC User Manual
Safety programmable controller
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Specification •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••6
Cables •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••9
Table of Contents
Contents
Introduction
Revisions
Safety Precautions
About Manuals
Others •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••9
How this Manual Is Organized
How to Use this Manual
Chapter6 Base Unit
Generic Terms and Abbreviations
Precautions for Use
Chapter1 Overview
Features
Chapter2 System Configuration
System Configuration
Precautions for System Configuration
Configuration of Peripheral Devices
Confirming Serial No. and Function Version
Chapter3 General Specifications
Chapter4 Cpu Module
Performance Specifications
Sequence Program
Part Names
Initial Processing
Switch Operation after Writing a Program
Reset Operation
Chapter5 Power Supply Module
Specifications
Precaution When Connecting the Uninterruptive Power Supply
Names of Parts and Settings
Chapter7 Battery
Battery (Q6BAT)
Battery Specifications
Installation of Battery
Chapter8 Cpu Module Start-Up Procedures
Procedure before Operating in SAFETY MODE
Chapter9 Emc And Low Voltage Directives
Requirements for Conformance to EMC Directive
Standards Relevant to the EMC Directive
Installation Instructions for EMC Directive
Cables
Power Supply Module
Others
Requirement to Conform to the Low Voltage Directive
Standard Applied for MELSEC-QS Series PLC
MELSEC-QS Series PLC Selection
Power Supply
Control Panel
Grounding
External Wiring
Chapter10 Loading And Installation
Calculating Heat Generation of PLC
Module Installation
Precaution on Installation
Instructions for Mounting the Base Unit
Installation and Removal of Module
Wiring
The Precautions on the Wiring
Connecting to the Power Supply Module
Chapter11 Maintenance And Inspection
Daily Inspection
Periodic Inspection
Battery Life and Replacement Procedure
Battery Lives of CPU Modules
Replacement Procedure of the CPU Module Battery
When PLC Has Been Stored Without a Battery
When Battery Has Gone Flat During Storage of a PLC
Chapter12 Troubleshooting
Troubleshooting Basics
Troubleshooting Flowchart
Troubleshooting Category Flow
Flowchart for When the ERR Terminal (Negative Logic) Is off (Opened)
Flowchart for When the "POWER" LED Turns off
When the "ALIVE" LED Does Not Turn on or Turns off
Flowchart for When the "RUN" LED Turns off
When the "RUN" LED Flashes
Flowchart for When the "ERR." LED Turns on or Flashes
When the "USER" LED Turns on
When the "BAT." LED Turns on
Flowchart for When a Program Cannot be Read
Flowchart for When a Program Cannot be Written
Flowchart for When the CPU Cannot Communicate with the GX Developer
Error Code List
Error Codes
Reading an Error Code
Error Code List (1000 to 1999)
Error Code List (2000 to 2999)
Error Code List (3000 to 3999)
Error Code List (4000 to 4999)
Error Code List (5000 to 5999)
Error Code List (8000 to 9000)
Canceling Errors
Error Codes Returned to Request Source During Communication with CPU Module
Special Relay List
Special Register List
Appendix 1 External Dimensions •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••• App- 1
Appendices
Appendix 1.1 CPU Module
Appendix 1.2 Power Supply Module
Appendix 1.3 Main Base Unit
Appendix 2 Safety CPU Module Upgrade
Appendix 3 Precautions for Battery Transportation
Appendix 4 Handling of Batteries and Devices with Built-In Batteries in EU Member States
Appendix 4.1 Disposal Precautions
Appendix 4.2 Exportation Precautions
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Specification •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••6
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Troubleshooting
CHAPTER12 TROUBLESHOOTING
101
Troubleshooting Flowchart
102
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