Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
INTRODUCTION
CONTENTS
RELEVANT MANUALS
TERMS
GENERIC TERMS AND ABBREVIATIONS
PART 1 CPU MODULE OPERATION
- 1 RUNNING A PROGRAM
  - 1.1 Scan Configuration
    - Initial processing (when powered on or switched to RUN)
    - I/O refresh
    - Program operation
    - END processing
  - 1.2 Scan Time
    - Initial scan time
    - Constant scan
    - Device/label access service processing setting
    - Device/label access service processing constant wait function
  - 1.3 Data Communication and I/O Processing
    - Data communication
    - I/O processing and response delay
    - Refresh mode
    - Direct mode
  - 1.4 Program Flow
  - 1.5 Program Execution Type
    - Initial execution type program
    - Scan execution type program
    - Fixed scan execution type program
    - Event execution type program
    - Standby type program
    - Execution type change
    - Group setting for refresh
  - 1.6 Subroutine Program
  - 1.7 Interrupt Program
    - Interrupt period setting
    - Interrupt enabled during instruction execution
    - Processing at interrupt program startup
    - Multiple interrupt function
    - Precautions
- 2 CPU MODULE OPERATION PROCESSING
  - 2.1 Operation Processing by Operating Status
  - 2.2 Operation Processing When Operating Status Is Changed
    - Output mode at operating status change (STOP to RUN)
  - 2.3 Operation Processing at Momentary Power Failure
- 3 MEMORY CONFIGURATION OF THE CPU MODULE
  - 3.1 Memory Configuration
    - Program memory/program cache memory
    - Device/label memory
    - Data memory
    - Function memory
    - Refresh memory
    - CPU buffer memory
    - Signal flow memory
    - SD memory card
  - 3.2 File Size Unit in Memory
  - 3.3 Memory Operation
    - Initialization and value clear
  - 3.4 Files
    - File types and storage memory
    - File operation available
    - File size
PART 2 FUNCTIONS
- 4 CLOCK FUNCTION
  - 4.1 Time Setting
    - Clock data
    - Changing the clock data
    - Reading the clock data
    - Precautions on the clock data
  - 4.2 Setting Time Zone
  - 4.3 Daylight Saving Time Function
    - Daylight saving time setting
    - Timing of daylight saving time adjustment
    - Daylight saving time function operation check
    - Operation of other functions using clock data during daylight saving time
    - Precautions
  - 4.4 System Clock
    - Special relay used for system clock
    - Special register used for system clock
- 5 WRITING DATA TO THE CPU MODULE
  - 5.1 Writing Data to the Programmable Controller
  - 5.2 Online Change
    - Online change (ladder block)
    - File batch online change
  - 5.3 Precautions
- 6 RAS FUNCTIONS
  - 6.1 Scan Monitoring Function
    - Scan time monitoring time setting
    - Watchdog timer reset
    - Precautions
  - 6.2 Self-Diagnostics Function
    - Self-diagnostics timing
    - Check method of error
    - CPU module operation upon error detection setting
    - Error detection invalidation setting
  - 6.3 Error Clear
  - 6.4 Event History Function
    - Event history setting
    - Logging of the event history
    - Viewing the event history
    - Clearing the event history
    - Precautions
  - 6.5 Program Cache Memory Auto Recovery Function
- 7 REMOTE OPERATION
  - 7.1 Remote RUN/STOP
    - Executing method
    - Precautions
  - 7.2 Remote PAUSE
    - Executing method
  - 7.3 Setting RUN-PAUSE Contacts
  - 7.4 Remote RESET
    - Enabling remote RESET
    - Executing method
- 8 BOOT OPERATION
  - 8.1 Boot Operation Procedure
  - 8.2 Specifiable File Types
  - 8.3 Allowed Maximum Number of Boot Files
  - 8.4 Configuring the Boot Setting
  - 8.5 Writing Boot Settings and Boot Files
  - 8.6 Operation When Security Functions Are Enabled
    - When a security key is set
    - When a file password is set
  - 8.7 Precautions
- 9 MONITOR FUNCTION
  - 9.1 Real-Time Monitor Function
  - 9.2 Scan Time Measurement
  - 9.3 Specified Program Monitor
- 10 TEST FUNCTION
  - 10.1 External Input/Output Forced On/Off Function
  - 10.2 Device Test with Execution Conditions
- 11 DATA LOGGING FUNCTION
  - 11.1 Data to Be Collected
    - Number of data points
    - Data type
    - Data to be collected
  - 11.2 Data Collection Conditions
    - Each scan
    - Time specification
    - Interrupt occurrence
    - Condition specification
  - 11.3 Logging Type
    - Operating procedure for continuous logging
    - Operating procedure for trigger logging
  - 11.4 Data Logging File
    - Storage format of data logging files
    - Storage location of data logging files
  - 11.5 States of the Data Logging Function
    - Data logging states
    - LED status
  - 11.6 Steps Until the Collected Data Is Saved
    - Internal buffer
    - Switching to a storage file
  - 11.7 Missing Data
    - Conditions under which missing data occurs
  - 11.8 Data Logging File Transfer (Auto Transfer to FTP Server)
  - 11.9 Data Logging File Transfer to Data Memory
  - 11.10 Setting Behavior at the Time of Transition to RUN
  - 11.11 Auto Logging
  - 11.12 SD Memory Card Replacement
  - 11.13 SD Memory Card Life When the Data Logging Function Is Used
  - 11.14 Errors Generated During Data Logging
  - 11.15 Special Relay and Special Register Used by the Data Logging Function
  - 11.16 Precautions to Take When Using the Data Logging Function
- 12 DEBUG FUNCTION
  - 12.1 Memory Dump Function
    - Object data
    - Trigger condition
    - Procedure for memory dump
    - Flow of data collection
    - Memory dump file
    - States of the memory dump function
    - Sizes of files used for the memory dump function
    - Special relay and special register used in the memory dump function
    - Precautions for the memory dump function
- 13 DATABASE FUNCTION
  - 13.1 Specifications
  - 13.2 Database Access Instruction
    - Usage procedure
    - Creating Unicode text files
    - Transactions for databases
    - Folder configuration of databases
    - Timing of database update
    - Precautions
  - 13.3 CPU Module Database Access (from External Device) Function
    - Usage procedure
    - Built-in database access setting
    - Creating a database
    - Adding a database to the ODBC data source
    - Application example
    - Precautions
- 14 PID CONTROL/PROCESS CONTROL FUNCTION
  - 14.1 PID Control Function
  - 14.2 Process Control Function
    - Process control by using process control function blocks
    - Process control by using process control instructions
- 15 CPU MODULE DATA BACKUP/RESTORATION FUNCTION
  - 15.1 Backup Function
    - Backup processing triggered by turning on SM1351
    - Automatic backup using SD944
    - Settings for automatic restoration with the SD CARD OFF button
    - Checking backup errors
    - Precautions
  - 15.2 Restoration Function
    - Restoration processing triggered by turning on SM1354
    - Automatic restoration using SD955
    - Automatic restoration with the SD CARD OFF button
    - Checking restoration errors
    - Precautions
- 16 MULTIPLE CPU SYSTEM FUNCTION
  - 16.1 Out-of-group I/O Fetch
    - Accessing controlled module
    - Accessing non-controlled module
  - 16.2 Operation Settings
    - Stop setting
    - Synchronous startup setting
    - Clock data
  - 16.3 Multiple CPU Parameter Checking
  - 16.4 Data Communication Between CPU Modules
    - Memory to be used
    - Fixed scan communication setting
    - Error detection setting
    - Module-by-module data guarantee
    - Communication through refresh
    - Communication through direct access
    - Data assurance by program
    - Communication between CPU modules in error state
  - 16.5 Multiple CPU Synchronous Interrupt
    - Execution timing
    - Multiple interrupt
    - Precautions
- 17 SECURITY FUNCTION
- 18 SEQUENCE SCAN SYNCHRONIZATION SAMPLING FUNCTION
- 19 LABEL INITIALIZATION FUNCTION
  - 19.1 Initialization of Labels After Rebuilt All (Reassignment)
  - 19.2 Label Initial Value Reflection Setting
- 20 ROUTING SETTING
  - 20.1 Setting Method
  - 20.2 Setting Example
  - 20.3 Precautions
- 21 FIRMWARE UPDATE FUNCTION
PART 3 DEVICES, LABELS, AND CONSTANTS
- 22 DEVICES
  - 22.1 Device List
  - 22.2 Device Setting
    - Range of use of device points
  - 22.3 User Device
    - Input (X)
    - Output (Y)
    - Internal relay (M)
    - Latch relay (L)
    - Link relay (B)
    - Annunciator (F)
    - Link special relay (SB)
    - Edge relay (V)
    - Step relay (S)
    - Timer
    - Counter
    - Data register (D)
    - Link register (W)
    - Link special register (SW)
  - 22.4 System Device
    - Function device (FX/FY/FD)
    - Special relay (SM)
    - Special register (SD)
  - 22.5 Link Direct Device
    - Specification method
    - Specification range
    - Difference from link refresh
  - 22.6 Module Access Device
    - Precautions
  - 22.7 CPU Buffer Memory Access Device
    - Specification method
  - 22.8 Index Register (Z/LZ)
    - 16-bit index modification
    - 32-bit index modification
    - Device for which Index modification can be performed
    - Index register setting
    - Combination of index modification
    - Precautions
  - 22.9 File Register (R/ZR)
    - Specification method
    - Setting file registers
    - Clearing file registers
  - 22.10 Refresh Data Register (RD)
    - Refresh memory setting
  - 22.11 Nesting (N)
  - 22.12 Pointer (P)
    - Global pointer
    - Local pointer
    - Pointer setting
  - 22.13 Interrupt Pointer (I)
    - Interrupt factors of the interrupt pointer numbers
    - The priority for the interrupt pointer numbers and interrupt factors
  - 22.14 Network No. Specification Device (J)
  - 22.15 I/O No. Specification Device (U)
  - 22.16 SFC Block Device (BL)
  - 22.17 SFC Transition Device (TR)
  - 22.18 Global Device
  - 22.19 Local Device
  - 22.20 Indirect Specification
- 23 LABELS
  - 23.1 Global Labels
  - 23.2 Local Labels
  - 23.3 Classes
  - 23.4 Data Types
  - 23.5 Arrays
  - 23.6 Structures
  - 23.7 Label Access Setting from External Device
    - Configuration procedure
    - Label communication data storage location and operation at the time of each setting operation
    - File operation
  - 23.8 Precautions
- 24 LATCH FUNCTION
  - 24.1 Latch with Battery
    - Types of latch
    - Applicable devices and labels
    - Setting latch on devices
    - Setting latch on labels
    - Clearing latch range data
    - Precautions
  - 24.2 Latch with Battery-less Option Cassette
    - Usage procedure
    - Precautions
- 25 DEVICE/LABEL INITIAL VALUE SETTINGS
  - 25.1 Setting Initial Device/Label Values
    - Setting initial device values
    - Setting initial label values
  - 25.2 Applicable Devices/Labels
  - 25.3 Precautions
- 26 CONSTANTS
  - 26.1 Decimal Constant (K)
  - 26.2 Hexadecimal Constant (H)
  - 26.3 Real Constant (E)
    - Setting range for real numbers
    - Processing when operation is in progress
  - 26.4 Character String Constant
  - 26.5 Notation of Constants
PART 4 WHEN USING THE PROCESS CPU (REDUNDANT MODE)
- 27 BASIC CONCEPT
  - 27.1 System
  - 27.2 System Switching Between the Control System and Standby System
  - 27.3 System Consistency Check
  - 27.4 Operation Mode of the Process CPU
  - 27.5 Operation Modes of the Redundant System
  - 27.6 Scan Configuration
  - 27.7 Operation Processing at Momentary Power Failure
  - 27.8 Determination of Control System/Standby System
    - When starting up both systems simultaneously
    - When starting up one system first
    - When one system is started automatically even though a tracking communication error has occurred
    - When starting up the previous control system as the control system
  - 27.9 State Transition of the Redundant System
  - 27.10 Access in the Redundant Extension Base Unit Configuration
    - Access to modules on the extension base unit
- 28 PROCEDURE FOR STARTING UP A REDUNDANT SYSTEM
  - 28.1 Overview
    - Starting up both systems at a time
    - Starting up the systems one by one
    - Precautions on starting up the system when the data logging function is used
  - 28.2 Wiring
    - Wiring the redundant function modules
    - Wiring the extension base unit for the redundant system
    - Wiring to the power supply modules in a redundant system
  - 28.3 Creating a Project
  - 28.4 Connecting a Personal Computer and a CPU Module
  - 28.5 System A/B Settings
  - 28.6 Writing Data to the Programmable Controller
  - 28.7 Monitoring the Program
- 29 FUNCTIONS
  - 29.1 Operation Mode Change
    - Switching procedure
    - Precautions
  - 29.2 System Switching
    - System switching method
    - Operation at system switching
    - Execution availability of system switching
    - Check method of system switching information
    - Precautions
  - 29.3 Tracking Transfer
    - Tracking data
    - Tracking block and tracking trigger
    - Setting procedure for tracking transfer
    - Tracking transfer setting
    - Tracking mode
    - Precautions
  - 29.4 Memory Copy from Control System to Standby System
    - Automatic memory copy
    - Memory copy with the engineering tool
    - Memory copy with the special relay and special register
    - Precautions
  - 29.5 System Consistency Check
    - File
    - Operating status
    - Mounting status of main base unit
    - Checking the redundant system configuration in the redundant extension base unit configuration
    - SD memory card
  - 29.6 Program Execution in Both Systems
    - Operation of a program executed in both systems
    - Precautions
  - 29.7 Redundant System Operation Setting
    - Standby system output setting
    - Setting to wait cyclic data receive after system switching
  - 29.8 Redundant Function Module Communication Test
    - Execution procedure of the module communication test
  - 29.9 Redundant Extension Base Unit Configuration Setting
    - Automatic recovery of the CPU module of the standby system
  - 29.10 Constant Scan
  - 29.11 Online Change
  - 29.12 RAS Function
    - Clearing errors on the standby system CPU module from the control system CPU module
    - Event history function
  - 29.13 Remote Operation
    - Remote RUN, remote STOP, remote PAUSE
    - Remote RESET
    - Precautions
  - 29.14 Boot Operation
  - 29.15 External Input/Output Forced On/Off Function
  - 29.16 Device Test with Execution Condition
  - 29.17 Data Logging Function
    - Data logging states
    - LED status
    - Data collection conditions
    - Trigger logging
    - Switching to a storage file
    - Writing the data logging setting
    - Auto logging function
  - 29.18 CPU Module Data Backup/Restoration Function
    - Backup Function
    - Restoration Function
  - 29.19 Device/label Access Service Processing Constant Wait Function
  - 29.20 SLMP Communication
- 30 PRECAUTIONS ON PROGRAMMING
  - 30.1 Instructions Not Available in Redundant System
    - Instructions that cause stop errors
    - Instructions that need to be executed again in a new control system
    - Instructions whose operations vary depending on tracking of the signal flow memory
    - Instructions that affect the status of another instruction when executed
    - Instruction that causes different operation results between the control system and standby system
    - Precautions for using the COM or ZCOM instruction
    - Precautions for using the ADRSET instruction
  - 30.2 Interrupt from Modules
    - System switching in backup mode
    - System switching in separate mode
    - When the operation mode is switched to the separate mode
    - When the operation mode is switched to the backup mode
  - 30.3 Precautions for Using the Annunciator (F)
  - 30.4 Precautions on Timers and Timer Function Blocks
  - 30.5 Precautions on Access to Intelligent Function Module or External Devices
  - 30.6 Precautions on Writing Data from GOT or External Devices
  - 30.7 Precautions on Outputting in the Middle of the Scan
  - 30.8 Precautions for the redundant extension base unit configuration
- 31 MAINTENANCE AND INSPECTION FOR A REDUNDANT SYSTEM
  - 31.1 Module Replacement in the Redundant System
    - Replacing a CPU module
    - Replacing a power supply module
    - Replacing a redundant power supply module
    - Replacing a redundant function module
    - Replacing I/O modules
    - Replacing an intelligent function module
    - Replacing a main base unit
    - Replacement procedure for extension cable between main base unit and extension base unit
    - Replacement procedure for extension cable between extension base units
  - 31.2 Replacement/Addition of an Extension Cable (Online)
PART 5 WHEN USING THE SAFETY CPU
- 32 RUNNING A SAFETY PROGRAM
  - 32.1 Overview
  - 32.2 Safety Program
  - 32.3 Safety Cycle Time
    - Setting method
  - 32.4 Safety CPU Operating Status
    - Operation processing based on safety CPU operating status
    - Operation processing when operating status of the Safety CPU changes
- 33 MEMORY SPECIFICATIONS
  - 33.1 Memory Configuration
    - Device/label memory
  - 33.2 File Size Unit in Memory
  - 33.3 Memory Operation
  - 33.4 Files
    - File types and storage memory
    - File operation available
    - File size
- 34 FUNCTIONS
  - 34.1 Safety Operation Mode
    - Checking the safety operation mode
    - Switching the safety operation mode
    - Operations restricted in SAFETY MODE
  - 34.2 Continuous RUN Prevention in TEST MODE
    - Measuring the continuous RUN time in TEST MODE
    - Setting method
    - Checking the continuous RUN time in TEST MODE
  - 34.3 Safety Diagnostic Function
  - 34.4 Identification Check for Safety Data
  - 34.5 Safety Communication Function
  - 34.6 Device/Label Memory Area Setting
    - Default capacity
    - Setting range of capacity of each area
    - Setting method
  - 34.7 Device Test with Execution Conditions
  - 34.8 Data Logging Function
    - Data to be collected
    - Data collection conditions
    - Trigger conditions
    - Output settings
    - Auto logging
  - 34.9 CPU Module Data Backup/Restoration Function
    - Backup function
    - Restoration function
  - 34.10 RAS Functions
    - Self-diagnostic function
    - Error clear
- 35 SAFETY DEVICES, SAFETY LABELS, AND CONSTANTS
  - 35.1 Safety Devices
    - List of safety devices
    - Safety user devices
    - Safety system devices
  - 35.2 Safety Global Devices
  - 35.3 Safety Local Devices
  - 35.4 Safety Label
    - Safety label types
    - Classes
    - Data types
    - Structures
  - 35.5 Constants
PART 6 WHEN USING THE SIL2 PROCESS CPU
- 36 BASIC CONCEPT
  - 36.1 System
  - 36.2 System Switching Between the Control System and Standby System
  - 36.3 System Consistency Check
  - 36.4 Operation Mode of the SIL2 Process CPU
  - 36.5 Operation Modes of the System
  - 36.6 Safety Operation Mode
    - Checking the safety operation mode
    - Operations restricted in SAFETY MODE
  - 36.7 Scan Configuration
  - 36.8 Determination of Control System/Standby System
    - When starting up both systems simultaneously
    - When starting up one system first
    - When one system is started automatically even though a tracking communication error has occurred
    - When starting up the previous control system as the control system
  - 36.9 State Transition of a System Using the SIL2 Process CPU
  - 36.10 Running a Safety Program
    - Overview
    - Safety program
    - Safety cycle time
    - SIL2 Process CPU operating status
  - 36.11 Memory Specifications
    - Memory configuration
    - File size unit in memory
    - Memory operation
    - Files
- 37 PROCEDURE FOR STARTING UP A SYSTEM USING THE SIL2 PROCESS CPU
  - 37.1 Overview
  - 37.2 Wiring
    - Wiring the redundant function modules
    - Wiring to the power supply modules in a system using the SIL2 Process CPU
  - 37.3 Creating a Project
  - 37.4 Connecting a Personal Computer and a CPU Module
  - 37.5 System A/B Settings
  - 37.6 Writing Data to the Programmable Controller
  - 37.7 Monitoring the Program
- 38 FUNCTIONS
  - 38.1 System Switching
    - System switching method
    - Operation at system switching
    - Execution availability of system switching
    - Check method of system switching information
    - Precautions
  - 38.2 Tracking Transfer
    - Tracking data
    - Tracking block and tracking trigger
    - Setting procedure for tracking transfer
    - Tracking transfer setting
    - Safety tracking transfer setting
    - Tracking mode
    - Precautions
  - 38.3 Memory Copy from Control System to Standby System
    - Memory copy with the engineering tool
    - Precautions
  - 38.4 System Consistency Check
    - File
    - Operating status
    - Mounting status of main base unit
    - SD memory card
    - Safety operation mode
  - 38.5 Program Execution in Both Systems
    - Operation of a program executed in both systems
    - Precautions
  - 38.6 Redundant System Operation Setting
    - Standby system output setting
    - Setting to wait cyclic data receive after system switching
  - 38.7 Redundant Function Module Communication Test
    - Execution procedure of the module communication test
  - 38.8 Switching Safety Operation Mode
  - 38.9 Safety Diagnostic Function
  - 38.10 Identification Check for Safety Data
  - 38.11 Safety Communication Function
    - Safety I/O hold time
  - 38.12 Online Change
  - 38.13 Constant Scan
  - 38.14 Remote Operation
    - Remote RUN/Remote STOP/Remote PAUSE
    - Remote RESET
    - Precautions
  - 38.15 Device/Label Memory Area Setting
    - Default capacity
    - Setting range of capacity of each area
    - Setting method
  - 38.16 RAS Functions
    - Self-diagnostic function
    - Error clear
    - Clearing errors on the standby system CPU module from the control system CPU module
  - 38.17 SLMP Communications
- 39 SAFETY DEVICES, SAFETY LABELS, AND CONSTANTS
  - 39.1 Safety Devices
    - List of safety devices
    - Safety user devices
    - Safety system devices
  - 39.2 Safety Global Devices
  - 39.3 Safety Local Devices
  - 39.4 Safety Label
    - Safety label types
    - Classes
    - Data types
    - Structures
  - 39.5 Constants
- 40 PRECAUTIONS ON PROGRAMMING
  - 40.1 Instructions Not Available in System Using SIL2 Process CPU
    - Instructions that need to be executed again in a new control system
    - Instructions whose operations vary depending on tracking of the signal flow memory
    - Instructions that affect the status of another instruction when executed
    - Instructions that cause different operation results between the control system and standby system
    - Precautions for using the COM or ZCOM instruction
    - Precautions for using the ADRSET instruction
  - 40.2 Interrupt from Modules
  - 40.3 Precautions for Using the Annunciator (F)
  - 40.4 Precautions on Timers and Timer Function Blocks
  - 40.5 Precautions on Access to Intelligent Function Module or External Devices
  - 40.6 Precautions on Writing Data from GOT or External Devices
  - 40.7 Precautions on Outputting in the Middle of the Scan
- 41 MAINTENANCE AND INSPECTION FOR A SYSTEM USING SIL2 PROCESS CPU
  - 41.1 Module Replacement in a System Using the SIL2 Process CPU
    - Replacing a CPU module and SIL2 function module
    - Replacing a power supply module
    - Replacing a redundant power supply module
    - Replacing a redundant function module
    - Replacing a network module
    - Replacing a main base unit
APPENDICES
- Appendix 1 Error Codes
  - Error code system
  - Operation when an error occurs
  - Safety output operation when error occurs
  - How to clear errors
  - List of error codes
- Appendix 2 Event List
  - How to read the event list
  - Event list
- Appendix 3 Troubleshooting by Symptom
  - When the POWER LED of the power supply module turns off
  - When the READY LED of the CPU module turns off
  - When an error has occurred in a redundant function module
  - When an error has occurred in a SIL2 function module
  - When an error has occurred in a safety function module
  - When the specific extension base unit cannot be recognized
  - When the specific Q series extension base unit cannot be recognized
  - When an error has occurred in an extension base unit for a redundant system
  - When data cannot be written to the programmable controller
  - When data cannot be read from the programmable controller
  - When the operating status of the CPU module cannot be changed
  - When the Ethernet function cannot be used
  - When the CC-Link IE Field Network Basic function cannot be used
  - When cyclic data is turned off at the time of system switching
  - When the CPU module database access function cannot be used
- Appendix 4 List of Special Relay Areas
  - Diagnostic information
  - System information
  - SFC information
  - System clock
  - Fixed scan function information
  - Drive information
  - Instruction related
  - Latch area
  - Data logging function
  - CPU module data backup/restoration function
  - iQ Sensor Solution data backup/restoration function
  - File transfer function (FTP client)
  - Global label assignment information
  - Memory dump function
  - Event history function
  - CPU module database access function
  - Ethernet function
  - CC-Link IE Field Network Basic function
  - Online module change function
  - Redundant function
  - Safety information
- Appendix 5 List of Special Register Areas
  - Diagnostic information
  - System information
  - SFC information
  - System clock
  - Fixed scan function information
  - Drive information
  - Instruction related
  - Firmware update function
  - Latch area
  - Data logging function
  - CPU module data backup/restoration function
  - Data backup/restoration function of iQ Sensor Solution
  - Interrupt pointer mask pattern
  - Event history function
  - User authentication function
  - Memory dump function
  - Real-time monitor function
  - Debug function
  - CPU module database access function
  - Ethernet function
  - CC-Link IE Field Network Basic function
  - Online module change function
  - System information (Process CPU)
  - Redundant function
  - Safety information
  - System monitoring information
- Appendix 6 List of Safety Special Relay Areas
  - System clock
  - Safety information
- Appendix 7 List of Safety Special Register Areas
  - System information
  - Safety information
- Appendix 8 Buffer Memory
  - List of buffer memory addresses
  - Details on buffer memory addresses
- Appendix 9 Processing Time
  - Instruction execution time
  - Program execution time
  - END processing time
  - Data logging function processing time
  - Memory dump function processing time
  - Real-time monitor function processing time
  - Database function processing time
  - Process control function processing time
  - SFC program processing time
  - SFC program switching
  - Redundant function processing time
  - Processing time until the file operation is completed
- Appendix 10 Parameter List
  - System parameters
  - CPU Parameters
  - Module parameters
  - Safety CPU parameters
  - Memory card parameters
- Appendix 11 Target List and Operation Details of the Device/Label Access Service Processing Setting
  - Target list
  - Operation details
- Appendix 12 Program Restoration Information Write Selection
  - Checking the program restoration information write status
  - Precautions
- Appendix 13 How to Use CPU Module Logging Configuration Tool
  - System configuration
  - Specifications
  - Data logging procedure
  - Menu items and setting methods
- Appendix 14 List of Available SQL Commands for CPU Module Database Access Function
  - Data Definition
  - Data Operation
  - Clause
  - Aggregate Function
  - Arithmetic Function
- Appendix 15 Precautions for Communications with CPU Module in Redundant System via Module on Extension Base Unit
- Appendix 16 Added and Enhanced Functions
INDEX
REVISIONS
WARRANTY
TRADEMARKS

Mitsubishi Electric R00CPU R01CPU R02CPU R04CPU Users Manual v2

Mitsubishi Electric R00CPU R01CPU R02CPU R04CPU manual cover

Pages 1170

Year 2014

Language(s)

of 1170

Mitsubishi Electric R00CPU R01CPU R02CPU R04CPU Specification

The Mitsubishi Electric R00CPU, R01CPU, R02CPU, and R04CPU are advanced microprocessor units designed for the MELSEC iQ-R series, providing a robust solution for industrial automation and control applications. These CPUs are engineered to deliver high performance, reliability, and scalability, catering to diverse automation needs. The R00CPU offers a basic entry-level capability suitable for smaller applications, with a processing speed optimized for efficient task execution. The R01CPU enhances performance with increased memory capacity and faster processing speeds, providing a balance between cost and functionality. The R02CPU further amplifies computing power and memory, suitable for medium-scale automation systems requiring more complex control tasks. The R04CPU represents the high-end option within this series, delivering superior processing power, extensive memory, and advanced functionalities, ideal for large-scale and intricate automation environments.

These CPUs support a wide range of communication protocols, including Ethernet, CC-Link, and serial interfaces, facilitating seamless integration into existing and future systems. They are designed to work with Mitsubishi's iQ-R series modules, offering enhanced system scalability and flexibility. The CPUs feature robust error detection and correction mechanisms, ensuring reliable operation and minimizing downtime. They also support redundancy configurations, providing additional reliability in critical applications. With their compact design, these CPUs offer efficient space utilization, making them suitable for installations with limited space. The R00CPU, R01CPU, R02CPU, and R04CPU are equipped with energy-efficient components, contributing to lower operational costs and environmental impact. Their compatibility with Mitsubishi's GX Works3 programming software ensures easy configuration, monitoring, and maintenance. These CPUs embody Mitsubishi Electric’s commitment to delivering high-quality and innovative solutions for the automation industry.

Mitsubishi Electric R00CPU R01CPU R02CPU R04CPU F.A.Q.

How do I perform a factory reset on the Mitsubishi Electric R00CPU/R01CPU/R02CPU/R04CPU?

To perform a factory reset, turn off the power supply, set the initialization switch to 'ON', then power on the device. Wait for the RUN LED to blink, then set the switch back to 'OFF'. This resets the CPU to default settings.

What are the common troubleshooting steps if the CPU module fails to start?

Check power supply connections, ensure the RUN/STOP switch is in the correct position, verify that no error LEDs are lit, and ensure that the program is properly downloaded to the CPU.

How can I update the firmware on these CPU models?

Download the latest firmware from the Mitsubishi Electric website, connect your PC to the CPU using a USB or Ethernet cable, and use the GX Works2 software to perform the update.

What should I do if the CPU is not communicating with the peripheral devices?

Check the communication settings in the CPU parameters, ensure cables are properly connected, verify device compatibility, and inspect for any hardware faults or errors.

How do I back up and restore the program on the Mitsubishi CPU?

Use the GX Works2 software to connect to the CPU, select the 'Read from PLC' option to back up, and 'Write to PLC' to restore the program. Ensure connections are secure during the process.

What maintenance tasks are recommended for these CPUs to ensure optimal performance?

Regularly check for firmware updates, inspect and clean connectors, verify LED indicators for any error codes, and ensure ventilation is not obstructed to prevent overheating.

Can I use third-party modules with the R00CPU/R01CPU/R02CPU/R04CPU?

It's recommended to use Mitsubishi Electric's modules for guaranteed compatibility, but third-party modules can be used if they meet the specifications and are tested for compatibility.

How do I configure Ethernet communication for these CPUs?

Use the GX Works2 software to set the IP address and subnet mask in the Ethernet parameters, and ensure matching settings on the connected devices to establish communication.

What steps should be taken if the CPU displays an error code?

Refer to the user manual to decode the error, address the underlying issue (e.g., wiring problems, configuration errors), and reset the CPU. If unresolved, consult Mitsubishi support.

How can I expand the I/O capabilities of the Mitsubishi CPU?

To expand I/O capabilities, connect additional I/O modules to the main base unit, configure them using GX Works2, and ensure they are properly powered and addressed within the system.