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Mitsubishi Electric MELSEC iQ-R04ENCPU User Manual

Mitsubishi Electric MELSEC iQ-R04ENCPU
416 pages
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MELSEC iQ-R Ethernet
User's Manual (Application)
-RJ71EN71
-R00CPU
-R01CPU
-R02CPU
-R04CPU
-R04ENCPU
-R08CPU
-R08ENCPU
-R08PCPU
-R08PSFCPU
-R08SFCPU
-R16CPU
-R16ENCPU
-R16PCPU
-R16PSFCPU
-R16SFCPU
-R32CPU
-R32ENCPU
-R32PCPU
-R32PSFCPU
-R32SFCPU
-R120CPU
-R120ENCPU
-R120PCPU
-R120PSFCPU
-R120SFCPU

Table of Contents

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Questions and Answers:

Mitsubishi Electric MELSEC iQ-R04ENCPU Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMELSEC iQ-R04ENCPU
CategoryController
LanguageEnglish

Summary

Safety Precautions

Design Precautions

Safety guidelines for designing systems, including circuit configurations and operational safety.

Installation Precautions

Safety measures to ensure modules are installed correctly to prevent malfunction or electric shock.

Wiring Precautions

Safety guidelines for correct wiring to prevent electrical hazards and ensure proper module operation.

Startup and Maintenance Precautions

Safety precautions for initial startup, operation, and maintenance procedures.

Operating Precautions

Guidelines for safe operation, including handling of power and data modification.

Transportation Precautions

Precautions for transporting lithium batteries and handling fumigated packaging materials.

Chapter 1 Functions

Connection with MELSOFT Product and GOT

Describes methods for connecting Ethernet-equipped modules with MELSOFT products and GOT via Ethernet.

SLMP Communications

Explains SLMP protocol for external device access to SLMP-compatible devices via Ethernet.

Communications Using Predefined Protocol

Describes data exchange between external devices and CPU modules using custom protocols.

Socket Communications

Explains data exchange using dedicated instructions over TCP/IP or UDP/IP for bidirectional communication.

Communications Using MODBUS/TCP

Explains MODBUS/TCP protocol usage for communication on TCP/IP networks.

File Transfer Function (FTP Server)

Supports FTP server function for transferring files with external devices.

Security Function

Restricts access by communication path to structure secure network environments.

Simple CPU Communication Function (CPU Module)

Allows data communication between specified devices with simple settings via Ethernet.

Redundant System Function

Improves system reliability by mounting RJ71EN71s for continuous communication during errors.

Chapter 2 Parameter Settings

Basic Settings

Sets own node, CC-Link IE Basic, and external device configuration for the Ethernet-equipped module.

Application Settings

Sets frame or communication speed for the Ethernet-equipped module.

Chapter 3 Troubleshooting

Checking with LED

Troubleshooting by checking the status of RUN and ERR LEDs on the module.

Checking the Module Status

Lists functions in 'Module Diagnostics' for checking Ethernet-equipped module status and errors.

Checking the Network Status

Checks communication status of Ethernet modules and external devices using Ethernet diagnostics.

Troubleshooting by Symptom

Provides troubleshooting steps for common communication problems based on symptoms.

List of Error Codes

Lists error codes, their details, causes, and actions for data communication errors.

Appendices

Appendix 1 Module Label

Explains setting I/O signals and buffer memory using module labels.

Appendix 3 Buffer Memory

Lists buffer memory addresses for RJ71EN71, RnENCPU, and CPU modules.

Appendix 4 Dedicated Instruction

Describes dedicated instructions for Ethernet communication and specific functions.

Appendix 5 TCP/IP and UDP/IP Communications

Explains communication flow and procedures for TCP/IP and UDP/IP communications.

Appendix 12 How to Turn Off ERR LED

Explains how to turn off the ERR LED using dedicated instructions or I/O signals.

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