Mitsubishi QJ71E71-100 User Manual
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Mitsubishi QJ71E71-100 User Manual

Programmable logic controller. q series corresponding ethernet interface module
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Q Corresponding Ethernet
Interface Module
User's Manual
(Application)
Mitsubishi Programmable
Logic Controller
QJ71E71-100
QJ71E71-B5
QJ71E71-B2

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Summary of Contents for Mitsubishi QJ71E71-100

  • Page 1 Q Corresponding Ethernet Interface Module User's Manual (Application) Mitsubishi Programmable QJ71E71-100 Logic Controller QJ71E71-B5 QJ71E71-B2...

  • Page 3: Safety Precautions

    • SAFETY PRECAUTIONS • (Always read before starting use.) Before using this product, please read this manual introduced in this manual carefully and pay full attention to safety to handle the product correctly. The instructions given in this manual are concerned with this product. For the safety instructions of the PLC system, please read the user's manual for the CPU module to use.
  • Page 4 [Design Precautions] DANGER • Do not write any data in the "system area" of the buffer memory of the intelligent function module. Also, do not output (turn on) the "use prohibited" signal, which is one of the output signals from the PLC CPU to the intelligent function module. If data is written to the "system area"...
  • Page 5 [Wiring Instructions] CAUTION • Use crimp-contact, pressure-displacement or soldering to wire the connectors for external connections properly using the manufacturer-specified tools. If the connection is incomplete, it may cause the module to short circuit, catch fire, or malfunction. • Do not connect the AUI cable when the power to the station in which the module is loaded is on. •...
  • Page 6 [Setup and Maintenance Precautions] CAUTION • Never disassemble or modify the module. This may cause breakdowns, malfunctions, injuries or fire. • Before mounting or dismounting the module, make sure to shut off all phases of the external power supply. Failure to do so may cause the module to breakdown or malfunction. •...

  • Page 7: Revisions

    (POINT before the function), 6.10 to 6.14 Addition Entire manual (add the explanation on MELSECNET/H remote I/O station), Section 4.3 (4), Chapter 5 POINT Jun., 2001 SH(NA)-080010-C Added the description of the model QJ71E71-100 Ethernet interface module. Additional model QJ71E71-100 Correction About Manuals, The Manual’s Usage and Structure, About the Generic...
  • Page 8 This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent licenses. Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual.

  • Page 9: Table Of Contents

    INTRODUCTION Thank you for purchasing the MELSEC-Q series PLC. Before using the equipment, please read this manual carefully to develop full familiarity with the functions and performance of the Q series PLC you have purchased, so as to ensure correct use. Please forward a copy of this manual to the end user.
  • Page 10 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION 4- 1 to 4- 38 4.1 Other Station Access with the Data Link Instruction................4- 1 4.2 Precautions for Accessing Other Stations....................4- 2 4.3 Using the Data Link Instructions......................4- 4 4.4 Data Link Instructions ..........................
  • Page 11 (Related Manual-1) ··· Q corresponding Ethernet Interface Module User's Manual (Basic) SH-080009-I 1 OVERVIEW 5 COMMUNICATION PROCEDURE 1.1 Overview of the Ethernet Module 5.1 Overview of the Communication Procedure 1.2 Features of the Ethernet Module 5.2 Initial Processing 1.3 Additional Functions in Function Version B or 5.3 Router Relay Parameter Later 5.4 Confirming the Completion of the Initial...
  • Page 12 (Related Manual-1) ··· Q corresponding Ethernet Interface Module User's Manual (Basic) SH-080009-I 10 DEDICATED INSTRUCTIONS 10.1 Dedicated Instruction List 10.2 BUFRCV Instruction 10.3 BUFRCVS Instruction 10.4 BUFSND Instruction 10.5 CLOSE Instruction 10.6 ERRCLR Instruction 10.7 ERRRD Instruction 10.8 OPEN Instruction 10.9 UINI Instruction 11 TROUBLESHOOTING 11.1 How to Check Errors Using LED Displays...

  • Page 13: About Manuals

    About Manuals The following manuals are also related to this product. If necessary, order them by quoting the details in the tables below. Related Manuals Manual number Manual name (Model code) Q Corresponding Ethernet Interface Module User's Manual (Basic) This manual explains the specifications of the Ethernet module, data communication procedures with SH-080009 (13JL88) external devices, line connections (open/close), fixed buffer communication, random access buffer...

  • Page 14: The Manual's Use And Structure

    How to use this manual In this manual, explanations are given for each special function of the Ethernet modules (QJ71E71-100, QJ71E71-B5 and QJ71E71-B2). Please use this manual using the following key items below as a reference. (1) To learn about an overview of the special functions •...
  • Page 15 Structure of this manual (1) Setting Parameters with GX Developer (a) By setting parameters with GX Developer, the sequence programs for communicating with external devices can be simplified in the Ethernet module. (b) In this manual, parameter settings using GX Developer are explained in detail for each item displayed on the setting screens.
  • Page 16 2.6 E-mail Setting from GX Developer 1) Shows how to start the setting screen. This section explains the setting required by GX Developer to send and receive e-mails. For details on how to display each screen, refer to the GX Developer Operating Manual.

  • Page 17: About The Generic Terms And Abbreviations

    About the Generic Terms and Abbreviations This manual uses the following generic terms and abbreviations to describe the Model QJ71E71-100, QJ71E71-B5 and QJ71E71-B2 Ethernet interface modules, unless otherwise specified. Generic Term/Abbreviation Description ACPU Generic term for AnNCPU, AnACPU, and AnUCPU.

  • Page 18: Overview

    1 OVERVIEW MELSEC-Q 1 OVERVIEW This manual provides information on the special functions of the MELSEC-Q Series Ethernet Interface Modules (hereinafter called the Ethernet module). When applying the following program examples to the actual system, make sure to examine the applicability and confirm that it will not cause system control problems. This chapter describes an overview of the special functions that are available for the Ethernet module.
  • Page 19 1 OVERVIEW MELSEC-Q (2) Communicate with other stations' PLCs via the MELSECNET/H, MELSECNET/10 network system (Details are explained in Chapter 3) This function enables accessing other stations via multiple networks in the network system shown below. This function is used for multiple relays through a network in which the Ethernet and MELSECNET/H, MELSECNET/10 network systems coexist as well as through a network in which multiple Ethernet network systems are connected.
  • Page 20 1 OVERVIEW MELSEC-Q (4) Perform file transfer (FTP) (Details are explained in Chapter 5) The Ethernet module supports the server function of the TCP/IP standard protocol, FTP (File Transfer Protocol). By using the FTP commands, QCPU files can be read/written in file units. Because of this, it is possible to manage QCPU files by computers, etc., and to transfer files and browse a file list as needed.

  • Page 21: Additional Functions In Function Version B Or Later

    1 OVERVIEW MELSEC-Q 1.2 Additional Functions in Function Version B or Later The following table lists the functions additionally provided for the Ethernet modules of function version B or later. For the function version, serial No., software version of the Ethernet modules and related products (i.e.

  • Page 22: Using The E-Mail Function

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2 USING THE E-MAIL FUNCTION 2.1 E-mail Function The e-mail function sends and receives CPU information (PLC CPU status and device values) to/from PCs or PLC CPUs in remote locations via the Internet. The following two methods are available to send/receive e-mail using this function. (1) Sending/receiving e-mail by the PLC CPU Executed by a sequence program using dedicated instructions.
  • Page 23 2 USING THE E-MAIL FUNCTION MELSEC-Q (2) Data conversion method used by the Ethernet module The following shows the data conversion method used by the Ethernet module. When sending e-mails When receiving e-mails Mail Mail server server (Does not decode) Subject Encode Subject...

  • Page 24: Sending E-Mail Using The Plc Cpu Monitor Function

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.1.2 Sending e-mail using the PLC CPU monitor function (1) Monitor function of the PLC CPU The monitor function of the PLC CPU is used to regularly monitor the status of the PLC CPU and device values, and send e-mail to the designated external device when they match with the notification conditions (PLC CPU status and device values) set by the user.
  • Page 25 2 USING THE E-MAIL FUNCTION MELSEC-Q (3) Flow of the e-mail The diagram shown below illustrates the flow of e-mails from the local station's Ethernet module to the external device after the monitor values match with the news conditions. PLC CPU Ethernet module Read monitoring Status...

  • Page 26: Configuration And Environment Of The Applicable System

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.2 Configuration and Environment of the Applicable System This section explains the environment and system configuration for using the e-mail function from the Ethernet module. Internet (Public line) Internet service provider Internet service provider Public line Router Router...

  • Page 27: Precautions For Using The E-Mail Function

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.3 Precautions for Using the E-mail Function The following explains precautions when using the e-mail function of the Ethernet module. (1) Precautions regarding the system (a) Design the system so that the entire system operates normally at all times when sending/receiving e-mails to/from a running system and controlling the PLC.
  • Page 28 2 USING THE E-MAIL FUNCTION MELSEC-Q (f) When communication errors of e-mails cannot be checked by a dedicated instruction, check the error codes stored in the mail send/reception error log area of the buffer memory. (g) If e-mails cannot be received, try one of the following. Execute the MRECV instruction once.

  • Page 29: E-Mail Specifications

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.4 E-mail Specifications The following table lists the specifications of the e-mail function. Item Specification Attached file 6 k words Data size Main text 960 words When sending: Sends either a file as attachment or main text (select one). Data transfer method When receiving: Received a file as attachment.

  • Page 30: Processing Procedure Of The E-Mail Function

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.5 Processing Procedure of the E-mail Function The following flowchart illustrates the procedure that is required before sending and receiving e-mails: Start When DNS is not used When DNS is used See Section 2.6 (1) Register the DNS server See Section 2.6 (2) Register the mail address of the local station's Ethernet module...

  • Page 31: E-Mail Settings From Gx Developer

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.6 E-mail Setting from GX Developer This section explains the settings required by GX Developer to send and receive e-mails. For details on how to display each screen, refer to the GX Developer Operating Manual.
  • Page 32 2 USING THE E-MAIL FUNCTION MELSEC-Q Initial settings Item name Description of setting Setting range/options TCP ULP timer Set the time of packet existence at TCP data send. 2 to 32767 Set the interval for checking the receive enabled TCP zero window timer 2 to 32767 status.
  • Page 33 2 USING THE E-MAIL FUNCTION MELSEC-Q (2) E-mail setting [Purpose of setting] Perform the setting to use the e-mail function. [Start procedure] [Network parameter setting the number of MNET/10H Ethernet cards] → E-mail setting [Setting screen] [Setting item] Item name Description of setting item Setting range/option Password...
  • Page 34 2 USING THE E-MAIL FUNCTION MELSEC-Q (a) General settings Designate the mail setting values that have been registered with the Internet service provider of the local station's Ethernet module or the mail registration information designated by the system administrator. 1) Password: Designate the mail password of the local station's Ethernet module.
  • Page 35 2 USING THE E-MAIL FUNCTION MELSEC-Q (3) Send mail address setting [Purpose of setting] Register the e-mail address of the external devices where e-mail is to be sent. [Start procedure] [E-mail setting] → Send e-mail address setting [Setting screen] [Setting item] Item name Description of setting Setting range/Selections...

  • Page 36: Sending/Receiving E-Mail (Attached Files) By The Plc Cpu

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.7 Sending/Receiving E-mail (Attached Files) by the PLC CPU This section explains how to send and receive attached files of e-mail using the dedicated instructions (MSEND/MRECV) available for the Ethernet module. 2.7.1 When sending data as an attached file The following explains the MSEND instruction and program for sending e-mail.
  • Page 37 2 USING THE E-MAIL FUNCTION MELSEC-Q (1) Send using the sequence program The following explains how an e-mail is sent by the sequence program. See Chapter 6 MSEND for detail. Direction Create control data at D20 and on Create send data at D200 and on Send the e-mail ZP.MSEND "U0"...
  • Page 38 2 USING THE E-MAIL FUNCTION MELSEC-Q (3) Sample program The following shows a sample program for sending e-mails by the PLC CPU. Perform e-mail send processing using the send command (X20). The contents of the send data are shown in (4). When I/O signals of the Ethernet module are X/Y00 to X/Y1F.
  • Page 39 2 USING THE E-MAIL FUNCTION MELSEC-Q 1 The following shows the transmission format of the attached file designated in the control data of the MSEND instruction. For more details on the binary format/ASCII format/CSV format designation, see the MSEND Instruction in Chapter 6, "Dedicated Instructions." Complete type Designate the transmission format of the attached file.
  • Page 40 2 USING THE E-MAIL FUNCTION MELSEC-Q (4) Receiving by a personal computer The following explains how a PC/UNIX receives e-mails sent from the Ethernet module. After setting an environment for using the Internet with application software that processes e-mails, e-mails can be received on a receive message screen as shown below.

  • Page 41: When Receiving Data In The Attached File

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.7.2 When receiving data in the attached file This section explains the MRECV instruction and a program to receive e-mails sent from external devices. The MRECV instruction reads the attached file received. ZP.MRECV (D1) (D2) "Un"...
  • Page 42 2 USING THE E-MAIL FUNCTION MELSEC-Q 1 In the mail information storage area, the following information related to the receive mail is stored in the corresponding bits. Mail information storage area b14 to b5 address 2682 (9858) 1) Indicates whether the information (maximum of 128 words) in the From head address storage area is valid (1) or invalid (0).
  • Page 43 2 USING THE E-MAIL FUNCTION MELSEC-Q (1) Reception using the sequence program The following explains the designation method in a sequence program. For details, see Chapter 6, "MRECV". Instruction Un\G9858.F Create control data at D0 and on E-mail is read if there is recieve mail in Ethernet module Read the receive mail information...
  • Page 44 2 USING THE E-MAIL FUNCTION MELSEC-Q 1) Start up the local station PLC. The parameters for the e-mail function are stored in the Ethernet module. 2) Check whether or not any received e-mails are stored on the mail server. If any receive mail has been stored, the receive mail information is stored in the buffer memory.
  • Page 45 2 USING THE E-MAIL FUNCTION MELSEC-Q (3) Sample program The following is a sample program for receiving e-mail by a PLC CPU. It performs reception processing of e-mail using the receive command (X21). When I/O signals of the Ethernet module are X/Y00 to X/Y1F. Designate to make inquiry to the server.
  • Page 46 2 USING THE E-MAIL FUNCTION MELSEC-Q (4) Sending from a personal computer This section explains how to send e-mails from a PC/UNIX to the Ethernet module. Once an environment that is capable of using the Internet through an application program that handles e-mail is set up, e-mail can be created and sent on the New Message screen.

  • Page 47: Contents Of The Attached Files

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.7.3 Contents of the attached files The following explains the contents of the attached file data. The data format of the attached file is ASCII code (ASCII format, CSV format) or binary code (binary format). The following example shows the transmission contents for each data format (binary/ASCII/CSV) when the Ethernet module sends the data register value as an attached file.
  • Page 48 2 USING THE E-MAIL FUNCTION MELSEC-Q (2) Data configuration in CSV format Data in CSV format can be used as control data for the cell units in Excel, etc. Data in CSV format handled by the Ethernet module is the data expressed as follows.

  • Page 49: Sending E-Mail (Main Text) By The Plc Cpu

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.8 Sending E-mail (Main Text) by the PLC CPU This section explains how to send the main text of e-mail using the dedicated MSEND instruction available for the Ethernet module. 2.8.1 When sending data as main text of e-mail The following explains the MSEND instruction and program for sending e-mail.
  • Page 50 2 USING THE E-MAIL FUNCTION MELSEC-Q (1) Send using the sequence program The following explains how an e-mail is sent by the sequence program. See Chapter 6 MSEND for detail. Direction Create control data at D20 and on Create send data at D200 and on Send the e-mail ZP.MSEND "U0"...
  • Page 51 2 USING THE E-MAIL FUNCTION MELSEC-Q Sample program The following shows a sample program for sending e-mail by the PLC CPU. Perform e-mail transmission processing the send command (X20). The contents of the send data are shown in (4). When I/O signals of the Ethernet module are X/Y00 to X/Y1F Designate main text as the send data format.
  • Page 52 2 USING THE E-MAIL FUNCTION MELSEC-Q (4) Receiving by the a personal computer The following explains how a PC/UNIX/portable terminal receives e-mail sent from the Ethernet module. After setting an environment for using the Internet with application software that processes e-mails, e-mails can be received on a receive message screen as shown below.

  • Page 53: Sending E-Mails Using The Plc Cpu Monitoring Function

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.9 Sending E-mails Using the PLC CPU Monitoring Function When the monitoring information read from the QCPU matches with the news conditions set by the user, the Ethernet module sends an e-mail to the external device. 2.9.1 News setting [Purpose of setting] The monitoring conditions (notification conditions) of the PLC CPU can be set on the...
  • Page 54 2 USING THE E-MAIL FUNCTION MELSEC-Q News settings Notification condition Item name Description of setting Setting range/option CPU status Device monitoring ( 1) monitoring • No setting • Normal STOP • Module error/Module system error (Serious/Fatal Error) Condition for PLC Select the monitoring condition for the •...
  • Page 55 2 USING THE E-MAIL FUNCTION MELSEC-Q (3) Attached file format Item Explanation Sends the attached file in binary format. The Ethernet module sends the attached file as they are with the code Binary format currently in use. (Binary to ASCII conversion is not performed.) Sends the attached file in ASCII format.
  • Page 56 2 USING THE E-MAIL FUNCTION MELSEC-Q (8) Condition for inspection Designate the news conditions to monitor the devices of the PLC CPU. The following table lists the comparison conditions for the designated device. Condition of comparison News condition When switching from off to on is detected. Rise Bit device When switching from on to off is detected.

  • Page 57: Receiving A News E-Mail

    2 USING THE E-MAIL FUNCTION MELSEC-Q 2.9.2 Receiving a news e-mail The designated external device side can open the news e-mail from the Ethernet module in the same way as opening a mail received from the PLC CPU. (1) When monitoring the CPU status (a) When the result of the CPU status monitoring matches the monitoring condition, the Subject will be sent.
  • Page 58 2 USING THE E-MAIL FUNCTION MELSEC-Q The contents of the data recorded are as follows. 1) When sending data as an attached file • If the data format is binary, values are recorded from the lower byte (L) side. • If the data format is ASCII, target values are converted to 4-digit hexadecimal ASCII codes and recorded from the higher byte (H) side of the values.
  • Page 59 2 USING THE E-MAIL FUNCTION MELSEC-Q 2) When sending data as main text • Target data values are converted to 4-digit hexadecimal ASCII codes and recorded from the higher byte (H) side of the values. • The device name and display device No. are recorded for each setting device.

  • Page 60: When Communicating With Melsecnet/H, Melsecnet/10 Relay

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY The Ethernet network system can be in the same class as the MELSECNET/H, MELSECNET/10 network system. External device or Ethernet module installed QCPU station can give access to the other stations via Ethernet networks and MELSECNET/H, MELSECNET/10 within the MELSECNET/H, MELSECNET/10 specification range.

  • Page 61: Remote Station Plc Accessible Range And Stations

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.2 Remote Station PLC Accessible Range and Stations The accessible range and the stations when performing the other station access via Ethernet module using the MELSECNET/H, MELSECNET/10 relay communication function is described. 3.2.1 Accessible range and stations External External...
  • Page 62 QJ71LP21, QJ71LP21-25, QJ71LP21S-25, QJ71LP21GE, QJ71BR11 (MELSECNET/10 mode) MELSECNET/10 AJ71QLP21(S/G), AJ71QBR11, A1SJ71QLP21, A1SJ71QBR11 AJ71LP21(G), AJ71LR21, AJ71BR11, A1SJ71LP21, A1SJ71BR11 QJ71E71-100, QJ71E71-B5, QJ71E71-B2, QJ71E71 AJ71QE71N-T, AJ71QE71N-B5, AJ71QE71N-B2, AJ71QE71N-B5T, Ethernet A1SJ71QE71N-T, A1SJ71QE71N-B5, A1SJ71QE71N-B2, A1SJ71QE71N-B5T, AJ71QE71, AJ71QE71-B5, A1SJ71QE71-B2, A1SJ71QE71-B5 2 QnA series Ethernet interface modules can act as relays between networks if the function version is B or later.

  • Page 63: Settings For Accessing Other Stations

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.3 Settings for Accessing Other Stations This section explains the parameters and setting items that need to be set with GX Developer to access other stations via the Ethernet using the MELSECNET/H, MELSECNET/10 relay communication function.

  • Page 64: Setting The Station No. <-> Ip Information

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.3.1 Setting the Station No. <-> IP information The Station No. <-> IP information is used to obtain the IP address of the transmission destination station in order to send an access message to other station designated with the Network No.
  • Page 65 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (1) Station No. <-> IP information system (conversion method) (address: ... b7, b6) (a) There are four kinds of Station No. <-> IP information methods as shown below. (b) Select one of them according to Section 3.3.2 and make sure to set the values on this screen using the method selected.
  • Page 66 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q POINT (1) Communication between the Ethernet module and QCPU is performed according to the Network No., and communication between two Ethernet modules are performed according to the IP address and UDP port number. Thus, the Ethernet module must convert the data shown below: Network No.

  • Page 67: Convert Format Between The Network No./Station Number And Ip Address/Port Number

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.3.2 Convert format between the Network No./station number and IP address/port number The process overview of the conversion method set by the Station No. <-> IP information screen for performing the other station access via Ethernet module using the MELSECNET/H, MELSECNET/10 relay communication function is explained.
  • Page 68 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (2) IP address computation system (a) Overview of the IP address computation system During calculation, the IP address of the partner station is obtained from the calculation equation below according to the Network No. and station number, and the UDP port number predefined for the Ethernet module system is used as the UDP port number of the destination.
  • Page 69 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (For class B) • When the local station IP Address is 8438FA0A • When the MELSECNET/H, MELSECNET/10 Routing Net Mask Pattern is FFFF0000 • When the destination Network No. is 03 and station number is 05 Local station IP Address Net Mask Pattern Logical product...
  • Page 70 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (3) Table exchange system (a) Overview of the table exchange system 1) This method uses the Network No., station number, and IP address set in the conversion table of the Station No. <-> IP information, and uses the UDP port number predefined for the Ethernet module system as the UDP port number of the destination.
  • Page 71 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (Setting example) 1) Communication request source station Network No. QCPU Station No. : 11 IP Address : (192. 0. 1. 11) Ethernet (Network No.1) 2 ) C o m m u n ic a tio n re la y 3 ) C o m m u n ica tio n re la y se n d in g s ta tio n re c e iv in g s ta tio n...
  • Page 72 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q a) : For communication request message transmission b) : For response message transmission (4) Use-together system (a) Overview of the Use-together system 1) This method uses both the IP address computation system and the table exchange system.

  • Page 73: Routing Parameter Settings

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.3.3 Routing parameter settings The routing parameters contain information of the Ethernet modules passed through when accessing other stations. This section explains the routing parameters that must be set in order to access other stations via the Ethernet module using the MELSECNET/H, MELSECNET/10 relay communication function.
  • Page 74 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (1) Transfer to Network No. Designate the Network No. of the Ethernet or MELSECNET/H, MELSECNET/10 to which the communication request destination station or the communication request source station is connected when sending a communication request message or a response message, respectively.
  • Page 75 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q Routing parameter setting Transmission Intermediate Inter- Setting is necessary only for to Network Network No. mediate the request transfer to network Station No. No.3. Request source MELSECNET/H, 3Mp1 3Ns2 MELSECNET/10 (Intermediate) Remote 1Ns3 node Relay...
  • Page 76 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (4) Using the example of a system shown below, the accessible stations and the stations that require parameter settings when an opposite device or QCPU access other stations are explained. Stations that require the setting of the "setting the Ethernet router relay parameter"...
  • Page 77 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (1) When performing a remote access from 1) to 2) Station that does ( )/does not ( ) require setting Setting item Setting the number of MNET/10H Ethernet cards Setting the MNET/10H Ethernet routing information Setting the Ethernet Station No.
  • Page 78 3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q (5) When performing a remote access from 7) to 1) Station that does ( )/does not ( ) require setting Setting item Setting the number of MNET/10H Ethernet cards Setting the MNET/10H Ethernet routing information Setting the Ethernet Station No.

  • Page 79: Procedure For Accessing Other Stations

    3 WHEN COMMUNICATING WITH MELSECNET/H, MELSECNET/10 RELAY MELSEC-Q 3.4 Procedure for Accessing Other Stations This section explains the procedure for accessing other stations via the Ethernet using the MELSECNET/H, MELSECNET/10 relay communication function as well as the required processing. (1) Setting the parameters The parameters shown in Section 3.3 must be set using GX Developer.

  • Page 80: Other Station Access With The Data Link Instruction

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION By using the MELSECNET/H, MELSECNET/10 relay communication function, the Ethernet network system is regarded as the same class as the MELSECNET/H, MELSECNET/10 network system, therefore, the QCPU can perform data communication with the other station PLC CPUs as follows using the data link instructions.

  • Page 81: Precautions For Accessing Other Stations

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.2 Precautions for Accessing Other Stations The following describes precautions when accessing other stations via the Ethernet module using the data link instructions. (1) Executing multiple instructions at one time (common to the data link instructions) (a) When accessing multiple communication request destination stations (other stations) from the same communication request station at one time, change...
  • Page 82 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q Instruction Storage area of execution result SEND RECV, RECVS The completion status storage device of the control data storage READ, SREAD device of the instruction used. WRITE, SWRITE ZNRD Address CF...

  • Page 83: Using The Data Link Instructions

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.3 Using the Data Link Instructions This section explains how to use the data link instructions when accessing other stations via the Ethernet module. (1) SEND instruction 1) When performing simultaneous other station accesses from multiple communication request source stations to the same communication request destination station, change the channel number of the...
  • Page 84 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (Example) IP address when the command is sent (for class B) Bit location 31 30 29 FFFF Class Network address Host address For the external devices on the Ethernet, perform read-dump processing locally for the received commands not related to the local station.
  • Page 85 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (Example) READ instruction execution timing 1) Communication timing when the READ instruction completed successfully (when resend is not performed) QCPU E71 (Local station) (Other station) Q/QnACPU READ Command (UDP)

  • Page 86: Data Link Instructions

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.4 Data Link Instructions This section explains the overview of the data send/receive in each data link instruction when accessing via Ethernet Module. Instruction execution Target station station (Local station) PLC CPU type...
  • Page 87 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q Instruction execution Target station station (Local station) PLC CPU type Instruction Details Other Station type Station type QCPU than QnACPU describ- ed left Writes data to other station's word device. Ethernet Ethernet Ethernet module...

  • Page 88: Data Sending/Receiving

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.5 Data Sending/Receiving This section explains the arbitrary data sending/receiving function, instruction format and programs using the data send/receive instructions (SEND, RECV and RECVS instructions). (1) The SEND, RECV, and RECVS instructions are used for sending and receiving arbitrary data to/from the PLC CPU with which communicate is being performed.

  • Page 89: Data Sending/Receiving For Receive With The Main Program (Send/Recv)

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.5.1 Data sending/receiving for receive with the main program (SEND/RECV) This section explains the format and program examples of the SEND and RECV instructions that are used to send/receive data between the PLC CPUs. For more details, see Sections 6.5 and 6.9.
  • Page 90 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) RECV instruction (for receive by the main program) [Network number designation] Receive command JP: Exection JP.RECV (D1) (D2) during startup [Network module/Ethernet module start I/O signal designation] Receive command GP: Execution GP.RECV...
  • Page 91 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (2) Instruction execution timing (for receive processing by the main program) (a) When normal completion (With arrival confirmation) SEND Sequence scan Send command Sending side Q/QnACPU Send completion device (Device designated with (D))
  • Page 92 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) When abnormal completion 1) SEND instruction SEND Sequence scan Send command Sending side Q/QnACPU Send completion device (Device designated with (D)) Send completion device ((D)+1 device ) 1 scan Completion status...
  • Page 93 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (3) Program example Station 3 uses channel 3 with an SEND instruction, and sends data to station 15 using channel 5. When data is received at station 15, data is read from channel 5. E71 (station3) E71 (station 15) Q/QnACPU...
  • Page 94 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) Station 15 program (RECV instruction) When I/O signals of the Ethernet module are X/Y00 to X/Y1F Clock data setting required Local station storage channel Arrival monitoring time (20 s) X19: Initial normal completion signal Processing program when receive completion...

  • Page 95: Data Sending/Receiving For Receive With An Interrupt Program (Send/Recvs)

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.5.2 Data sending/receiving for receive with an interrupt program (SEND/RECVS) This section explains the format and program examples of the RECVS instruction for receive when sending/receiving data between the PLC CPUs. For details on the instruction format and program examples of the SEND instruction, see Section 4.5.1.
  • Page 96 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (2) Execution timing of the instruction (When executing reception processing by an interrupt program) (a) When normal completion SEND (With arrival confirmation) Sequence scan Send command Sending side Q/QnACPU Send completion device...
  • Page 97 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) When abnormal completion 1) In case of the SEND instruction SEND Sequence scan Send command Sending side Q/QnACPU Send completion device (Device designated with (D)) Send completion device ((D)+1 device) 1 scan...
  • Page 98 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (3) Program examples Station 3 uses channel 3 with an SEND instruction and sends data to station 15 using channel 5. When data is received at station 15, data is read from channel 5. E71 (Station number 3) E71 (Station number 15) Q/ QnACPU...

  • Page 99: Reading/Writing Word Devices Of Other Stations (Read/Write)

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.6 Reading/Writing Word Devices of Other Stations (READ/WRITE) This section explains the format and program examples of the READ/WRITE instructions that are used to read and write data of word devices of other stations. For details, see Sections 6.4, and 6.10 to 6.12.
  • Page 100 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q POINT (1) When the target station of the SREAD instruction is the Q00J/Q00/Q01CPU, the read notify device for the target station that is set by an argument (D3) is ignored.
  • Page 101 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q POINT (1) When the target station of the SWRITE instruction is the Q00J/Q00/Q01CPU, the write notify device for the target station that is set by an argument (D3) is ignored.
  • Page 102 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 2) WRITE instruction, SWRITE instruction WRITE Sequence scan Write command Local station QCPU Write completion device 1 scan (Device designated with (D2)) Write completion device ((D2)+1 device) Write data storage device 3000...
  • Page 103 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) When abnormal completion 1) READ instruction, SREAD instruction READ Sequence scan Read command Local station QCPU Read completion device (Device designated with (D2)) Read completion device ((D2)+1 device) 1 scan Completion status...
  • Page 104 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (3) Program example Read data from D10 to 14 of station 4 to D200 to 204 of station 1. Write the data stored in D300 to 303 of station 2 to D50 to 53 of station 3. Station 1 Station 2 QCPU...
  • Page 105 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) Station 2 programs (SWRITE instruction) When I/O signals of Ethernet module are X/Y40 to X/Y5F With arraival confirmation/clock data setting required. Control data setting command Channel used by local station Target stations CPU type (target CPU)

  • Page 106: Reading/Writing Word Devices Of Other Stations (Znrd/Znwr)

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.7 Reading/Writing Word Devices of Other Stations (ZNRD/ZNWR) This section explains the format and program examples of the ZNRD/ZNWR instructions that are used to read and write data of word devices of other station. For details, see Sections 6.13 and 6.14.
  • Page 107 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) ZNWR instruction [Network number designation] Write command J: Execution (D1) (D2) J.ZNWR during ON Write command J: Execution JP.ZNWR (D1) (D2) during startup Setting details Setting range Target station network number 1 to 239...
  • Page 108 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (2) Instruction execution timing (a) When normal completion 1) ZNRD instruction ZNRD Sequence scan Read command Local station Read completion QCPU (Device designated with (D2)) 1 scan Read completion device ((D2)+1 device)
  • Page 109 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 2) ZNWR instruction ZNWR Sequence scan Write command Local station QCPU Write completion device (Device designated with (D2)) 1 scan Write completion device ((D2)+1 device) Write data storage device 3000 (Device designated with (S))
  • Page 110 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) When abnormal completion 1) ZNRD instruction ZNRD Sequence scan Read command Localstation QCPU Read completion device (Device designated with (D2)) Read completion device ((D2)+1 device) 1 scan Buffer memory Error code...
  • Page 111 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (3) Program example Contents of station 4 D10 to 14 are read to station 1 D200 to 204. Contents of station 2 D300 to 304 are read to station 3 D50 to 53. Staion 1 Station 2 QCPU...

  • Page 112: Reading/Writing Clock Data, Remote Run/Remote Stop (Req)

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.8 Reading/Writing Clock Data, Remote RUN/Remote STOP (REQ) This section explains the format and program examples of the REQ instruction that is used to read/write clock data and remote RUN/remote STOP of the Q/QnACPU of other stations.
  • Page 113 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (2) Instruction execution timing (a) When normal completion Sequence scan Execution instruction Local station QCPU Execution completion device (device 1 scan specified with (D2)) Execution completion device ((D2)+1 device) Ethernet Channel 1...
  • Page 114 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) When abnormal completion Sequence scan Execution command Local station Execution completion device QCPU (Device designated with (D2)) Execution completion device ((D2)+1 device) 1 scan Completion status Error code ((S1)+1 device)
  • Page 115 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (3) Instruction examples (a) A program that writes the clock data (8:30:00) to the Q/QnACPU of station number 13 using network number 7. When I/O signals of the Ethernet module are X/Y00 to X/Y1F Station No.1 Station No.13 QCPU...
  • Page 116 4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q (b) This is a program to "Remote STOP" station number 13 on network number 7. When I/O signals of Ethernet module are X/Y00 to X/Y1F Station No.1 Station No.13 QCPU...

  • Page 117: Error Codes For Data Link Instructions

    4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK INSTRUCTION MELSEC-Q 4.9 Error Codes for Data Link Instructions When the execution results of the data link instruction shown in this chapter end error, the returned error code is the same error code as is shown in the following manual. Q corresponding Ethernet Interface module Section 11.3.3 of User's Manual (Basic) The error code for data link instruction is stored in the Ethernet module error log area...

  • Page 118: File Transfer Functions

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) Files in the local station QCPU to which the Ethernet module is installed can be read and written from external device using the Ethernet module file transfer function. In this chapter, how to use (command) the Ethernet module FTP function from external device (personal computer, workstations, etc.) is explained.

  • Page 119: Ftp Server Support Functions Of Ethernet Module

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.1.1 FTP server support functions of Ethernet module The FTP commands supported by Ethernet module when it serves as the FTP server are indicated below: "Write enable setting" and "Write disable setting" shown in the table indicate settings on the GX Developer "Ethernet operation settings"...
  • Page 120 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q PLC CPU status Remote password During RUN Command Function Remark During While While locked Write enable Write disable STOP unlocked setting setting status Display QCPU operation information stop Set QCPU to STOP state Set QCPU to RUN state change Display/change QCPU file attributes...

  • Page 121: File Transferable Range

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.2 File Transferable Range The file transferable range from the external device (QCPU with Ethernet module installed station) is explained. The file transfer operation from the external device using the Ethernet module FTP server function can be performed from any external device with Ethernet module on the Ethernet.

  • Page 122: Ftp Parameter Settings For File Transfer From Gx Developer

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.3 FTP Parameter Settings for File Transfer from GX Developer This section explains how to set the Ethernet FTP parameters for the file transfer (FTP). Select [GX Developer] - [Network parameters] to start the [Setting the Ethernet FTP parameters] screen.
  • Page 123 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (2) Log-in name and password (Address: 3B0 ), (3B6 ); Default value: QJ71E71 (a) Set the log-in name and password for the external device to request (log-in) file transfer to the Ethernet module in order to use the FTP server function of the Ethernet module.

  • Page 124: Procedure And Required Processing On The External Device Side (Ftp Client)

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.4 Procedure and Required Processing on the External Device Side (FTP Client) This section explains the procedure and required processing on the external device side for using the FTP server function of the Ethernet module. In the explanation, the FTP operation commands and input formats used for the applicable operations are shown.
  • Page 125 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (2) Log-in to the Ethernet module Once the Ethernet module's initial processing has completed normally, log in to the Ethernet module. ® ® (Example) Start FTP from MS-DOS prompt of Microsoft Windows Operating System 1) Start FTP...
  • Page 126 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (4) Various operation of the FTP 1) Designate an access target CPU if the QCPU is configured as a multiple CPU system. The control PLC of the Ethernet module will be the access target CPU after login.
  • Page 127 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q File transfer operation procedure example The following two procedures performed between log in and log out are explained as FTP operation examples: • Read the sequence program file from the QCPU •...
  • Page 128 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 2) Procedure to write the sequence program file to QCPU (FTP client FTP server) (FTP operation command) Start file write • No file conversion notification Notify that the files will not be converted. binary <ret>...

  • Page 129: Precautions When Using The File Transfer Functions

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.5 Precautions when Using the File Transfer Functions The precautions when using the Ethernet module FTP server functions are explained. (1) Precautions when designing a system which uses file transfer functions (a) For the system When performing file transfers with the system in operation or controlling the status of the PLC, design the system (such as configuring an interlocking...
  • Page 130 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (3) Precautions common to any usage of the file transfer functions (a) For external device When a time-out error occurs during file transfer using the FTP function, the FTP function line is closed (disconnection) regardless of the GX Developer setting.
  • Page 131 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (5) Precautions when writing a file 1) Operation to overwrite an existing file cannot be performed. Either delete corresponding file using the file delete command (delete, mdelete), or change the file name using rename command before the file is written. 2) The sequence program file set in the parameter file currently used for the QCPU operation cannot be written.
  • Page 132 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (6) Precautions when deleting files 1) When determining the timing to delete files, consider the system operation as a whole including the functions of QCPU and GX Developer. 2) The parameter file and sequence program file can not be deleted during the QCPU is performing "RUN".

  • Page 133: Ftp Commands

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.6 FTP Commands The FTP operation commands on the FTP client side (external devices) supported by the Ethernet module FTP server are described. 5.6.1 File designation method The file designation method in the FTP operation command from the FTP client side is explained.
  • Page 134 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 2) File name, extension • The corresponding file for the file transfer is designated. • The file name must be designated according to the GX Developer file name rules. Alphabets (uppercase), numbers, symbols, can be used. Alphabets (lowercase) cannot be used.
  • Page 135 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (3) Attributes The following is designated when changing the attributes of the file stored in the QCPU drive to be transferred: "r" (Read Only) "w" (read/write enabled) See the "quote change" command in section 5.6.4. 5 - 18 5 - 18...

  • Page 136: Qcpu User File List

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.6.2 QCPU user file list The user-created files (files that are/can be created by the user with GX Developer) that can be designated for file transfer are described below: Drive that can store the file (See section 5.6.1.) Type File type...

  • Page 137: Response Code

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.6.3 Response code For information regarding the response codes that are returned to the external device (FTP client) by the Ethernet module (FTP server), see the manual for the FTP client for the codes except the following 4000 Response code Reference...

  • Page 138: Ftp Operation Command

    5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q 5.6.4 FTP operation command The FTP operation command functions and usage on the FTP client (external device) side supported by the Ethernet module FTP server are explained. • Some of the FTP operation commands on the FTP client (external device) side CAUTION supported by the Ethernet module may not perform as explained in this manual, depending on the FTP application used on the client side.
  • Page 139 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q [Function] Reads the file from the QCPU. [Designation format] get TRANSFER SOURCE FILE PATH [transfer destination file path] [Designation example 1] Reads the file stored in the RAM area of memory card, and stores using the same file name: get 1:\MAINSEQ1.QPG [Designation example 2]...
  • Page 140 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q mdir [Function] Stores the detailed information (file name, created date, and size) of the files stored in the QCPU to the FTP client-side file as log data. [Designation format] mdir transfer source drive:\ transfer destination file path [Designation example] To store the detailed information of the files stored in the RAM area of memory card to S990901.LOG file:...
  • Page 141 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q [Function] Stores file names of the files stored in the QCPU in a file on the FTP client side as log data. [Designation format] mls transfer source drive name:\ transfer destination file path name [Designation example 1] To store the file names of the files stored in the RAM area of...
  • Page 142 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q open [Function] Connects to the FTP server by designating the host name or IP address for the FTP server, along with the FTP log-in name and password. FTP server host name is displayed while connected to the server.
  • Page 143 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q [Function] Displays the QCPU current directory. [Designation format] [Caution] • The QCPU disks do not have any sub-directories, and the files are stored in the root directory. Therefore, "\" is displayed as the execution result of the pwd command.
  • Page 144 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q (2) Ethernet module dedicated commands The Ethernet module dedicated commands to be attached to the FTP operation command "quote" are explained. change (Ethernet module dedicated command) [Function] Displays/changes the file attribute for the file stored in the QCPU.
  • Page 145 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q cpuchg (Ethernet module's dedicated command) [Function] This command designates an access target CPU with a multiple CPU system configuration. Alternatively, it displays the current access target CPU. [Designation format] quote cpuchg [access target CPU] Access target CPU: Designate the CPU to which file access is to be performed.
  • Page 146 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q keyword-set (Ethernet module dedicated command) [Function] Sets the registered password of the target file for file transfer in the Ethernet module. Or, display/clear the current password set in the Ethernet module. Use this command only if a password is registered in the target file of file transfer.
  • Page 147 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q POINT The password designated using the quote keyword-set command is explained. (1) If a password is registered in the target file for file transfer, use this command to set the password in the Ethernet module after logging into the Ethernet module prior to file transfer.
  • Page 148 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q [Designation format] quote password-lock The following is displayed as the execution result for a successful completion. 200 Command 0key [Designation example 1] To designate the remote password (1234) quote password-lock run (Ethernet module dedicated command) [Function] Sets the QCPU to the run status (remote run).
  • Page 149 5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) MELSEC-Q status (Ethernet module dedicated command) [Function] Displays the QCPU operation information is displayed. This is a command to check the QCPU operation information before executing file transfer to the QCPU. [Designation format] quote status One of the following is displayed as the execution result for a successful completion.

  • Page 150: Dedicated Instruction List

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6 DEDICATED INSTRUCTIONS The dedicated instructions are used to simplify programming for using the functions available for the intelligent function module. This chapter explains the dedicated instructions for the functions that are explained in this manual, among those dedicated commands available for the Ethernet module that can be used by QCPU.

  • Page 151: Mrecv Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.2 MRECV Instruction This instruction reads received e-mails. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H, $ Word Word — — —...
  • Page 152 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range b10 b9 1) Complete type (bit 7) Designate whether or not the setting of the clock data is required at abnormal completion. 0: Clock data setting is not required. The clock data at error occurrence is not set in (S) + 11 0000 to (S) + 15.
  • Page 153 6 DEDICATED INSTRUCTIONS MELSEC-Q Receive data Set by ( Device Item Set data Setting range (D1) + 1 This stores the contents (header + attached file) of the Receive data — System received e-mail. (D1) + n POINT The receive data storage device (D1) requires a contiguous free area equal to or greater than the receive data length ((S) + 9) (maximum of 6517 words).
  • Page 154 6 DEDICATED INSTRUCTIONS MELSEC-Q (2) If a received e-mail contains data exceeding the reception data length ((S) + 9) designated in the control data of the MRECV instruction, only the data equivalent to the designated reception data length will be stored and the remaining data will be ignored.
  • Page 155 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that receives e-mails. This program performs e-mail reception processing using the receive command (X21). When I/O signals of the Ethernet module are X/Y00 to X/Y1F Designate to make inquiry to the server.

  • Page 156: Msend Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.3 MSEND Instruction This instruction sends e-mails. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H, $ Word Word (S1) — — —...
  • Page 157 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range 1) Complete type (bit 7) Designate whether or not the setting of the clock data is required at abnormal completion. 0: Clock data setting is not required. The clock data at error occurrence is not set in (S1) + 11 to (S1) + 15.
  • Page 158 6 DEDICATED INSTRUCTIONS MELSEC-Q Send data Set by ( Device Item Set data Setting range (S2) + 0 Designate the contents of e-mail ((Subject + attached Send data — User file) or (Subject + main text)) to be sent. (S2) + n 1 The "Set by"...
  • Page 159 6 DEDICATED INSTRUCTIONS MELSEC-Q [Operation when the MSEND instruction is being executed] MSEND instruction Completion device (D) + 1 One scan Ethernet Mail module Mail server Mail Errors (1) When a dedicated instruction completes abnormally, the abnormal completion signal (D) + 1 turns on and the error code is stored in the completion status (S1)+1. See the following manuals regarding the error codes, check the errors and take corrective actions.
  • Page 160 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that sends e-mails. (1) When sending e-mail as an attached file This program performs e-mail transmission processing using the send command (X20). When I/O signals of the Ethernet module are X/Y00 to X/Y1F Designate ASCII as the send data format.

  • Page 161: Read Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.4 READ Instruction This instruction reads data from word devices of other stations. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H, $ Word Word (S1)
  • Page 162 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The READ instruction can be executed only when the target station is the Q/QnACPU. (The READ instruction cannot be executed for an ACPU connected to the MELSECNET/10 or Ethernet network systems.) Thus, the target station numbers should be limited to Q/QnACPU station numbers.
  • Page 163 6 DEDICATED INSTRUCTIONS MELSEC-Q Device Item Set data Setting range Set by ( Designate the target station. (S1) + 5 Target station number 1 to 64 User 1 to 64: The station with the corresponding station number (S1) + 6 —...
  • Page 164 6 DEDICATED INSTRUCTIONS MELSEC-Q Functions (1) This instruction designates the target network number and target station number of a station connected to an MELSECNET/H, MELSECNET/10 or Ethernet network system in the control data and reads the data of designated word devices of that station.
  • Page 165 6 DEDICATED INSTRUCTIONS MELSEC-Q [Operation of the local station when the READ instruction is being executed] processing processing processing processing Sequence program READ instruction execution is completed READ instruction Send/receive instruction flag Completion device Abnormal completion Normal Status display device completion at completion One scan...

  • Page 166: Recv Instruction (For The Main Program)

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.5 RECV Instruction (for the Main Program) This instruction reads received data. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H Word Word —...
  • Page 167 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range 1) Abnormal complete type (bit 7) Set whether or not the clock data setting is required at abnormal completion. 0000 0: Clock data setting is not required (S) + 0 Abnormal complete type User...
  • Page 168 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The receive data storage device (D1) requires a contiguous free area equal to or greater than the receive data length ((S) + 9) (maximum of 480 words). (2) Execute the RECV instruction every time the corresponding channel's bit in the RECV instruction execution request area (address: 205) of the buffer memory turns on (there is receive data).
  • Page 169 6 DEDICATED INSTRUCTIONS MELSEC-Q (2) The instructions for Ethernet module cannot be executed to two or more locations for the same channel. If the execution conditions are met at two or more locations at the same time, instructions to be executed later have to wait until the channel becomes available because handshaking is automatically performed at the execution of the first instruction.
  • Page 170 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that reads receive data from channel 5. When I/O signals of the Ethernet module are X/Y00 to X/Y1F Clock data setting required Local station storage channel Arrival monitoring time (20 s) X19: Initial normal completion signal Processing program when receive completion Processing program when normal completion...

  • Page 171: Recvs Instruction (For Interrupt Programs)

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.6 RECVS Instruction (for Interrupt Programs) This instruction reads received data. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H Word Word —...
  • Page 172 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range Designate 0. (S) + 0 Complete type User Stores the status at completion of the instruction. 0: Normal (S) + 1 Completion status — System Other than 0: Abnormal (error code) ( Designate the channel number that stores data to be read.
  • Page 173 6 DEDICATED INSTRUCTIONS MELSEC-Q Functions (1) This instruction reads the data received from other station (a station connected to MELSECNET/H, MELSECNET/10 or Ethernet network system) at the local station storage channel ((S) + 2) designated in the control data. Data is sent using the SEND instruction. When data is received from the transmission station, the receive data is stored in the channel of the local station designated with the transmission station, and the interrupt program with the interrupt number (Ixx) set with GX Developer is...
  • Page 174 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows an interrupt program that reads the receive data from channel 5. When I/O signals of the Ethernet module are X/Y00 to X/Y1F Local station storage channel X19: Initial normal completion signal 6 - 25 6 - 25...

  • Page 175: Req Instruction (Remote Run/Stop)

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.7 REQ Instruction (Remote RUN/STOP) This instruction issues remote RUN/STOP requests to PLC CPUs of other stations. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Constant data File register Index register Zn Others Direct J \ U \G K, H Word...
  • Page 176 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Device Item Set data Setting range Set by ( 1) Abnormal complete type (bit 7) Set whether or not the clock data setting is required at abnormal completion. 0011 (S1) + 0 Abnormal complete type User 0: Clock data setting is not required 0091...
  • Page 177 6 DEDICATED INSTRUCTIONS MELSEC-Q Device Item Set data Setting range Set by ( Stores the network number of the station that detected an Abnormal detection network (S1) + 16 1 to 239 abnormality. ( number 1 to 239 (Network number) System Stores the station number of the station that detected an Abnormal detection station...
  • Page 178 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) Remote RUN/STOP becomes valid when the RUN/STOP key switch of the target station's Q/QnACPU is "RUN." (2) Remote RUN/STOP cannot be executed when the system protection is activated on the target station's Q/QnACPU (the system protect switch is on). (3) When other station has executed a remote STOP/PAUSE operation on the target station, the RUN request cannot be executed if the mode of (S2) + 2 is "Do not force execution (0001...
  • Page 179 6 DEDICATED INSTRUCTIONS MELSEC-Q (4) Whether the REQ instruction is being executed or has been completed normally or abnormally can be checked with the complete device (D2) or completion status display flag ((D2) + 1) designated in the set data. (a) Completion device (D2) Turns on at the END processing of the scan where the REQ instruction is completed, and turns off at the next END processing.
  • Page 180 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that executes remote STOP on the Q/QnACPU of station number 13 in network number 7. When I/O signals of the Ethernet module are X/Y00 to X/Y1F Clock data setting required Channel used by the local station Target station's CPU type...

  • Page 181: Req Instruction (Clock Data Read/Write)

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.8 REQ Instruction (Clock Data Read/Write) This instruction reads/writes clock data from/to other stations. POINT See Section 6.7 for the following information on the REQ instruction for reading/writing clock data from/to other stations. Since the same explanation as when executing remote RUN/STOP operations using the REQ instruction applies in this case, the explanation of these items is omitted in this section.
  • Page 182 6 DEDICATED INSTRUCTIONS MELSEC-Q Request data (All items marked with are set by the user) Clock data Clock data Device Item Set data read write 0081 : Clock data read 0091 : Clock data write (When station No. is specified in (D1) + 0 Request type (S1)+5)
  • Page 183 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that writes the clock data (8:30:00) to the Q/QnACPU of station number 13 having network number 7. When I/O signals of the Ethernet module are X/Y00 to X/Y1F Clock data setting required Channel used by the local station...

  • Page 184: Send Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.9 SEND Instruction This instruction sends data to other station's Q/QnACPU. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word (S1) —...
  • Page 185 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range 1) Execution type (bit 0) 0: No arrival confirmation When the target station is on the same network: Completed when the data is sent from the local station.
  • Page 186 6 DEDICATED INSTRUCTIONS MELSEC-Q Set by ( Device Item Set data Setting range Designate the target station. 1 to 64 : The station with the corresponding station number to A0 : All the station having the indicated group number (Can be set when the execution 1 to 64 type designated in (S1) is "0: No arrival (S1) + 5...
  • Page 187 6 DEDICATED INSTRUCTIONS MELSEC-Q Set by ( Device Item Set data Setting range Stores the network number of the station that detected Abnormal detection an abnormality. ( (S1) + 16 1 to 239 network number 1 to 239 (Network number) System Stores the station number of the station that detected an Abnormal detection station...
  • Page 188 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The send data storage device (S2) requires a continuous free area equal to or greater than the send data length ((S1) + 9) (maximum of 480 words). (2) In order to increase the reliability of the data, it is recommended to execute the instruction by setting the execution type to "With arrival confirmation"...
  • Page 189 6 DEDICATED INSTRUCTIONS MELSEC-Q Functions (1) This instruction sends data stored in the devices designated with the local station's (S2) to the station designated with the target station network number and target station number in the control data. The target station must be connected to an MELSECNET/H, MELSECNET/10 or Ethernet network system.
  • Page 190 6 DEDICATED INSTRUCTIONS MELSEC-Q [Operation of the local station when the SEND instruction is being executed] processing processing processing processing Sequence program SEND instruction execution is completed SEND instruction Send/receive direction flag Completion device Abnormal completion Normal Status display device completion at completion One scan...
  • Page 191 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that sends data to channel 5 of station number 15. When I/O signals of the Ethernet module are X/Y00 to X/Y1F With arrival confirmation/ clock data setting required. Local station usage channel Target station storage channel Target station network number...

  • Page 192: Sread Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.10 SREAD Instruction This instruction reads data in word devices of other stations. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word (S1) —...
  • Page 193 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The SREAD instruction can be executed only when the target station is Q/QnACPU. (The SREAD instruction cannot be executed for an ACPU connected to the MELSECNET/10 or Ethernet network systems.) Thus, the target station numbers should be limited to Q/QnACPU station numbers.
  • Page 194 6 DEDICATED INSTRUCTIONS MELSEC-Q Functions (1) This instruction reads the designated word device data of the station designated with the target station network number and target station number in the control data. The station must be connected to an MELSECNET/H, MELSECNET/10 or Ethernet network system.
  • Page 195 6 DEDICATED INSTRUCTIONS MELSEC-Q [Operation of the local station when the SREAD instruction is being executed] processing processing processing processing Sequence program SREAD instruction execution is completed SREAD instruction Send/receive direction flag Completion device Abnormal completion Normal Status display device completion at completion One scan...

  • Page 196: Swrite Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.11 SWRITE Instruction This instruction writes data to word devices of other stations. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word (S1) —...
  • Page 197 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The SWRITE instruction can be executed only when the target station is a Q/QnACPU. (The SWRITE instruction cannot be executed for an ACPU connected to the MELSECNET/10 or Ethernet network system.) Thus, the target station number should be limited to the Q/QnACPU station numbers.
  • Page 198 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data See Section 6.12 for information about how to handle the control data of the SWRITE instruction when writing to the word device memory of other station. The control data should be handled is the same as when writing to the word device memory using the WRITE instruction.
  • Page 199 6 DEDICATED INSTRUCTIONS MELSEC-Q (b) Status display device at completion ((D2) + 1) Turns on and off depending on the completion status of the SWRITE instruction. Normal completion : Stays off and does not change. Abnormal completion: Turns on at the END processing of the scan where the SWRITE instruction is completed, and turns off at the next END processing.
  • Page 200 6 DEDICATED INSTRUCTIONS MELSEC-Q Program example The following example shows a program that writes the data stored in D300 to 303 to D50 to 53 of station number 3 When I/O signals of the Ethernet module are X/Y40 to X/Y5F With arraival confirmation/clock data setting required.

  • Page 201: Write Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.12 WRITE Instruction This instruction writes data to word devices of other stations. Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word (S1) —...
  • Page 202 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The WRITE instruction can be executed only when the target station is the Q/QnACPU. (The WRITE instruction cannot be executed for an ACPU connected to the MELSECNET/10 or Ethernet network systems.) Thus, the target station numbers should be limited to Q/QnACPU station numbers.
  • Page 203 6 DEDICATED INSTRUCTIONS MELSEC-Q Control data Set by ( Device Item Set data Setting range 1) Execution type (bit 0) 0: No arrival confirmation When the target station is on the same network: Completed when the data is sent from the local station.
  • Page 204 6 DEDICATED INSTRUCTIONS MELSEC-Q Set by ( Device Item Set data Setting range Designate the target station. 1 to 64 : The station with the corresponding station number to A0 : All the station with the indicated group number (Can be set when the execution 1 to 64 type designated in (S1) is "0: No arrival to A0...
  • Page 205 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The data written storage device (D1) requires a contiguous free area equal to or greater than the write data length ((S1) + 9) (maximum of 480 words). (2) In order to increase the reliability of the function, it is recommended to execute the instruction by setting the execution type to "With arrival confirmation"...
  • Page 206 6 DEDICATED INSTRUCTIONS MELSEC-Q Functions (1) This instruction writes data for the device designated in (S2) of the local station and succeeding devices to the word devices of the station designated with the target station network number and target station number in the control data. The station must be connected to either an MELSECNET/H, MELSECNET/10 or Ethernet network system.
  • Page 207 6 DEDICATED INSTRUCTIONS MELSEC-Q [Operation of the local station when the WRITE instruction is being executed] processing processing processing processing Sequence program WRITE instruction execution is completed WRITE instruction Send/receive direction flag Completion device Abnormal completion Normal Status display device completion at completion One scan...

  • Page 208: Znrd Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.13 ZNRD Instruction This instruction reads data from word devices of other stations (ACPU). Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word —...
  • Page 209 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The ZNRD instruction can be executed when the target station is a QCPU or QnACPU. Access to an AnUCPU is available via MELSECNET/10. (2) When reading data from the other station CPU module device with the ZNRD instruction, specify the device within the range applicable to the host station CPU module.
  • Page 210 6 DEDICATED INSTRUCTIONS MELSEC-Q (b) Status display device at completion ((D2) + 1) Turns on and off depending on the completion status of the ZNRD instruction. Normal completion : Stays off and does not change. Abnormal completion: Turns on at the END processing of the scan where the ZNRD instruction is completed, and turns off at the next END processing.

  • Page 211: Znwr Instruction

    6 DEDICATED INSTRUCTIONS MELSEC-Q 6.14 ZNWR Instruction This instruction writes data to word devices of other stations (ACPU). Applicable device MELSECNET/H, Internal device MELSECNET/10 Special module Index register Constant data File register Others Direct J \ U \G K, H Word Word —...
  • Page 212 6 DEDICATED INSTRUCTIONS MELSEC-Q POINT (1) The ZNWR instruction can be executed when the target station is a QCPU or QnACPU. Access to an AnUCPU is available via MELSECNET/10. (2) When writing data from the other station CPU module device with the ZNWR instruction, specify the device within the range applicable to the host station CPU module.
  • Page 213 6 DEDICATED INSTRUCTIONS MELSEC-Q (b) Status display device at completion ((D2) + 1) Turns on and off depending on the completion status of the ZNWR instruction. Normal completion : Stays off and does not change. Abnormal completion: Turns on at the END processing of the scan where the ZNWR instruction is completed, and turns off at the next END processing.
  • Page 214 6 DEDICATED INSTRUCTIONS MELSEC-Q MEMO 6 - 65 6 - 65...
  • Page 215 INDEX Accessible range (MELSECNET/H, File path............5-16 MELSECNET/10) ..........3-2 FTP (client)............5-7 Attributes of file..........5-18 FTP command ........5-2, 5-21 Automatic response system......3-8 FTP log-in name ..........5-6 FTP operation command.......5-21 FTP parameter..........5-5 Broadcast (Simultaneous broadcast) ..... 4-4 [ I ] Inquiry time intervals for checking Check receive mail........
  • Page 216 Password E-mail ............2-12 FTP ............. 5-5, 5-16 PLC inquiry interval ........2-34 PLC monitoring timer ........5-6 POP server ..........2-8, 2-13 READ (data link instruction)....4-20, 6-12 Receive E-mail ..........2-20 Receive setting..........2-12 Receiving a news e-mail ....... 2-36 RECV (data link instruction)....4-11, 6-17 RECVS (data link instruction) ....4-16, 6-22 Remote RUN/Remote STOP (PLC CPU) ..
  • Page 217 6. Failure caused by reasons unpredictable by scientific technology standards at time of shipment from Mitsubishi. 7. Any other failure found not to be the responsibility of Mitsubishi or that admitted not to be so by the user. 2. Onerous repair term after discontinuation of production (1) Mitsubishi shall accept onerous product repairs for seven (7) years after production of the product is discontinued.
  • Page 218 Microsoft, Windows, Windows NT are registered trademarks of Microsoft Corporation in the United States and other countries. Netscape is a registered trademark of Netscape Communication Corporation in the United States and other countries. Adobe and Acrobat are registered trademarks of Adobe Systems Incorporation. Pentium and Celeron are trademarks of Intel Corporation in the United States and other countries.
  • Page 220 Q Corresponding Ethernet Interface Module User's Manual (Application) QJ71E71-U-OU-E MODEL MODEL 13JL89 CODE SH(NA)-080010-G(0406)MEE HEAD OFFICE : 1-8-12, OFFICE TOWER Z 14F HARUMI CHUO-KU 104-6212,JAPAN NAGOYA WORKS : 1-14 , YADA-MINAMI 5-CHOME , HIGASHI-KU, NAGOYA , JAPAN When exported from Japan, this manual does not require application to the Ministry of Economy, Trade and Industry for service transaction permission.

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