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FX3U-ENET-L
USER'S MANUAL
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SAFETY PRECAUTIONS (Read these precautions before use.) Before installation, operation, maintenance or inspection of this product, thoroughly read through and understand this manual and all of the associated manuals. Also, take care to handle the module properly and safely. This manual classifies the safety precautions into two categories: "DANGER" and "CAUTION." Indicates that incorrect handling may cause hazardous conditions, DANGER resulting in death or severe injury. Indicates that incor
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[Design Precautions] CAUTION When the status control (remote RUN/STOP) of the PLC is performed from the external device, select the "Always wait for OPEN" parameter set by an user in advance. (Select with the initial timing setting (BFM#24 b8) in the operational setting.) When "Do not wait for OPEN" is selected, the communication line at remote STOP is closed. The communication line cannot be reopened on the PLC side after that, and the remote RUN from the external device cannot start. [In
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[Wiring Instructions] DANGER Before mounting or wiring the module, make sure to shut off all of the external power supply. Failure to do so may cause electric shocks or damage the module. When turning on the power and operating after mounting or wiring the module, make sure to install the accessory terminal covers to the product. Otherwise, it may cause electric shocks. CAUTION Make sure to place the communication cables and the power cables in a duct or fasten them using a clamp. If the
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[Setup and Maintenance Precautions] DANGER Do not touch any terminal while the PLC's power is on. Doing so may cause electric shock or malfunctions. Before cleaning or retightening terminal screws and module mounting screws, externally cut off all phases of the power supply. Failure to do so may cause electric shock, fire, malfunctions and product damage. Before modifying or disrupting the program, forcible output, RUN and STOP while they are in operation, carefully read through this manual
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CONTENTS SAFETY PRECAUTIONS .....................................................................................................................A- 1 CONTENTS ..........................................................................................................................................A- 5 About Manuals ......................................................................................................................................A- 9 Associated Manuals........................
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5 COMMUNICATION PROCEDURE 5- 1 to 5-46 5.1 Overview of the Communication Procedure .................................................................................. 5- 1 5.2 Initial Processing............................................................................................................................ 5- 3 5.2.1 Initial processing ...................................................................................................................... 5- 3 5.2.2 Initial setti
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8 COMMUNICATION USING MC PROTOCOL 8- 1 to 8- 5 8.1 Data Communication Function....................................................................................................... 8- 1 8.1.1 Accessing the PLC using MC protocol..................................................................................... 8- 1 8.1.2 How to Read the Control Procedures of the MC Protocol ....................................................... 8- 2 8.1.3 Access Timing on the PLC Side ..............
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11 TROUBLESHOOTING 11- 1 to 11-42 11.1 How to Check Errors Using LED Displays ................................................................................. 11- 2 11.1.1 Checking error display ......................................................................................................... 11- 2 11.1.2 How to turn off COM.ERR LED and to read/clear error information .................................... 11- 4 11.2 How to Check an Error Through FX Configurator-EN-L .............
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About Manuals This manual explains the mounting of FX3U-ENET-L, the specifications, broadcast functions and communication methods. For the instructions and programs of the sequence as well as the parameter settings by FX Configurator-EN-L, also refer to the following manuals. Associated Manuals Manual name Manual No. Description JY997D38001 FX3U-ENET-L Additional Manual This manual User's Manual MODEL CODE: 09R722 FX3U-ENET-L JY997D37801 Installation of FX3U-ENET-L INSTALLATION MANUAL Supplie
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Applicable Standard Certification of UL, cUL standards The following product has UL and cUL certification. UL, cUL File Number: E95239 Models: MELSEC FX3U series manufactured FX3U-ENET-L Regarding the standards that comply with the main unit, please refer to either the FX series product catalog or consult with your nearest Mitsubishi product provider. Compliance with EC directive (CE Marking) This note does not guarantee that an entire mechanical module produced in accordance with the conte
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Caution to conform with EC Directives • Installation in Enclosure Programmable logic controllers are open-type devices that must be installed and used within conductive control cabinets. Please use the programmable logic controller while installed within a conductive shielded control cabinet. Please secure the cabinet door to the control cabinet (for conduction). Installation within a control cabinet greatly affects the safety of the system and aids in shielding noise from the programmable l
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The Manual's Usage and Structure How to use this manual In this manual, explanations are given for each application of the Ethernet modules (FX3U-ENET-L). Please use this manual using the following key items below as a reference. (1) Features and utility lists (a) Features and functions • Chapter 1 describes the features of the Ethernet modules. • Chapter 3 describes the common functions and specifications of the Ethernet modules. (b) Items included in this package and network configured items
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(3) Connection between the Ethernet module and external devices (a) Communication procedures • Section 5.1 describes an outline of the communication procedures (b) Connections with the external devices • Section 5.6 describes the connections (open and close processing) for each communication method (TCP/IP) and the open method (Active, Passive), including programming procedures. (4) Details on the data communication functions (a) Communication functions • Section 1.2 describes an overview of t
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About the Generic Terms and Abbreviations This manual uses the following generic terms and abbreviations to describe the Model FX3U-ENET-L Ethernet interface block. Generic Term/Abbreviation Description A machine-specific address that is also referred to as the MAC (Media Access Control Ethernet Address Address). This is used to identify the addresses of external devices over a network. The Ethernet address of the Ethernet module can be verified on BFM. Abbreviation for the FX3U-ENET-L Ether
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1 OVERVIEW MELSEC-F 1OVERVIEW 1 This manual provides information on the specifications of the Ethernet interface block, FX3U-ENET-L (hereinafter called FX3U-ENET-L or the Ethernet module), as well as the procedures before starting operation, the control procedures and data communication method for communicating with external devices, maintenance, inspection, and troubleshooting. When the program examples introduced in this manual are applied to an actual system, examine the safety of the co
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1 OVERVIEW MELSEC-F 1) Collection and modification of PLC data (Communication using the MELSEC Communication Protocol (referred 1 to below as the MC Protocol)) 2) Transmission and reception of arbitrary data to/from external devices (Communication using fixed buffers) 3) Data transmission by e-mail (When using the e-mail function) POINT The module operation is not guaranteed if any of the following connection is used. Check the module operation on the user side. • Connections using the Intern
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1 OVERVIEW MELSEC-F 1.2 Features of the Ethernet Module (1) Data communication using MC protocol (Details are explained in Chapter 8 and Chapter 9) Using MC protocol, the device data of the PLC can be read from/written to the host system. This protocol is a passive protocol that communicates data solely according to the requests from the host system. It does not require a sequence program for data communication after a connection is established. Local station External device (2) Communicatio
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1 OVERVIEW MELSEC-F (3) Sending by e-mail (Details are explained in Chapter 10) In "E-mail send", data can be sent to and from an external device at a remote location using e-mails via an internet connection. (a) Sending e-mail from the PLC The following data can be sent by e-mail. 1) Sending data as attached files Up to 2k words of data can be sent to from a personal computer or other Ethernet module with mail function as a file attached to an e-mail. 2) Sending data as main text Up to 256 wo
