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Table Of Contents - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

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Reference manual (60 pages)

Table Of Contents

Table of Contents

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Table of Contents

Safety Precautions3

Design Precautions3

Installation Precautions6

Wiring Precautions6

Startup And Maintenance Precautions8

Operating Precautions9

Disposal Precautions9

Transportation Precautions9

Conditions Of Use For The Product10

Table Of Contents11

Relevant Manuals15

Connection With Melsoft Product And Got19

Connection Via A Hub19

Setting In The Ethernet-Equipped Module Side19

Chapter 1 Functions19

Settings On The Engineering Tool Side21

Searching Modules On The Network23

When Module Does Not Appear After Search24

Remote Operation24

Functions Incompatible With Connection Via A Hub24

Direct Connection26

Connection With Lan Line27

Connections That Are Not Direct Connections27

Settings Incompatible With Direct Connection27

Functions Incompatible With Direct Connection27

Conditions That Cannot Communicate With Direct Connection28

Slmp Communications29

Data Read/Write29

File Read/Write29

Communication Structure30

Data Communication Procedures30

Setting Procedure31

Communications Using An Auto-Open Udp Port31

Open/Close Timing31

List Of Valid Commands32

Slmp Reference Manual32

Communications Using The Predefined Protocol34

Setting Protocols34

Writing Protocols34

Applicable Connections34

Creating The Protocol Setting Data35

Newly Creating The Protocol Setting Data36

Adding Protocol37

Protocol Detailed Setting38

Packet Setting39

Writing The Protocol Setting Data39

Applicable Dedicated Instructions41

Protocol Communication Type42

Precautions For Passive Open42

Packet Elements43

Non-Conversion Variable46

When "Fixed Length/Variable Length" Is "Fixed Length"48

When "Fixed Length/Variable Length" Is "Variable Length"48

Non-Verified Reception49

When The System Is Powered On Or Reset50

Execution Conditions Of Predefined Protocol Communications50

When Protocol Setting Data Is Normal51

When Protocol Setting Data Is Abnormal51

When Executing Uini Instruction51

Example Of Predefined Protocol Communications52

Parameter Settings52

Receiving Side57

Program Examples59

Socket Communications61

List Of Dedicated Instructions62

Communications Using Tcp/Ip64

Tcp/Ip Connection Operation64

Precautions For Tcp/Ip Communications65

Conditions For Closing65

Tcp/Ip Connection Elements65

Reconnecting With Same Connection65

Checking The Receive Data Length66

Precautions For Active Open66

Communications Using Udp/Ip67

Precautions For Udp/Ip Communications67

Broadcast Communications68

Reading Received Data69

Accessing A File During Communication69

Module Fb And Dedicated Instruction69

Communications Using The Fixed Buffer70

Differences Between The "Procedure Exist" And "No Procedure" Control Methods70

External Devices Capable Of Data Exchange72

Processing During Data Send/Receive72

During Data Send72

During Data Reception72

Send Procedure73

Procedure Exists73

Receive Procedure75

Receiving With Main Program (Procedure Exists)75

Receiving With Main Program (No Procedure)76

Reception With Interrupt Program (Procedure Exists)77

Reception With Interrupt Program (No Procedure)78

Application Data81

Data Length Setting83

Text (Command)84

When Exchanging Data With Binary Codes84

When Exchanging Data With Ascii Codes84

Example Of Communications Using The Fixed Buffer86

1.6 Communications Using The Random Access Buffer96

Procedure For Reading From External Device97

Procedure For Writing From External Device98

Physical Address And Logical Address Of Random Access Buffer99

Start Address102

Example Of Command/Response Format104

Writing To Buffer With Write Request From External Device104

Reading From Buffer With Read Request From External Device106

Example Of Communications With Random Access Buffer108

Communications Using Modbus/Tcp109

Automatic Response Function110

Modbus Device Assignment Function111

Modbus Device Assignment Parameters112

Modbus Extended File Register Assignment113

Applicable Devices114

Reading Of The Long Timer And Long Retentive Timer115

Writing Of The Long Timer And Long Retentive Timer115

Default Assignment Parameters116

List Of Modbus Standard Functions117

Link Dedicated Instruction Communication118

File Transfer Function (Ftp Server)120

Operations On External Device (Ftp Client) Side122

Logging Into Ethernet-Equipped Module123

Locking And Unlocking The Remote Password123

Inputting The File Password123

Files That Can Be Transferred With Ftp123

Ftp Command List124

Subcommands Usable With Quote Command125

Executing The Stop Command125

Specifying An Ftp Command126

Folder Name, File Name, And Extension126

Details Of Ftp Command127

Ftp Server Support Command127

Ethernet-Equipped Module Dedicated Subcommand130

Precautions For Designing System134

Processing On Cpu Module Side134

Communication Processing134

Writing Files135

Deleting Files135

Ftp Password135

Setting A Firewall On The Ftp Client Side136

Monitoring Timer136

File Transfer Function (Ftp Client)137

File Transfer Specifications137

Transferable Files138

Procedure For Executing The File Transfer Function (Ftp Client)139

Setting An Ftp Server139

Setting An Ftp Client139

Executing A File Transfer Function Instruction140

Checking The File Transfer Function (Ftp Client) Status140

Connection With The Ftp Server141

Communication Error When Retrieving Transfer Files141

Execution Of The Sd Memory Card Forced Disable Function141

Deleting Unnecessary Files141

Sp.ftpput Instruction Immediately After System Switching142

Time Setting Function (Sntp Client)143

Time Setting Execution Timing143

Confirming The Execution Results143

Communication Timeout144

Delay By Communication Time144

When Using Multi-Cpu System Configuration144

Web Server Function145

Javascript Objects146

Common Information On Javascript Objects146

Parameter Settings Of Javascript Objects147

Refreshing Cycle148

Message Display Language148

Available Files148

Data Block (Wsdatblk)149

Level Display (Wslevel)151

Figure Display (Wsfigure)153

Image Display (Wspicture)155

Historical Graph Display (Wshstgrp)156

Write Button (Wswtrbtn)158

Logoff Button (Wslogoutbtn)159

Data Specified For Cgi Object160

Device Read Cgi162

Response Specifications163

Application Example164

Display Of Html164

Html Example164

Javascript Example165

Device Write Cgi168

Error Message173

Display Example Of Error Messages173

List Of Error Messages Of The User Web Page174

Security Function175

Ip Filter Function175

Remote Password176

Number Of Settable Modules177

Access Permit/Prohibit Processing Operation179

Remote Password Check Operation179

Access Permit Processing179

Communication That Is Checked179

Accessible Station180

Set Connection181

When Remote Password Is Set For Udp/Ip Connection181

Tcp/Ip Close Processing181

Remote Password Valid Range181

Simple Cpu Communication Function (Cpu Module (Built-In Ethernet Port Part))183

Communication Pattern184

Communication Setting And Execution Interval184

Communication Destination (Ip Address)185

Module Type List185

Ip Address, Port Number, And Own Station Port Number185

Communication Destination Setting185

Target Plc No.186

Number Of Device Points186

Devices That Can Be Specified186

Devices That Can Be Specified On The Own Station186

When The Communication Destination Is The Melsec Iq-F187

When The Communication Destination Is The Melsec-Q187

When The Communication Destination Is The Melsec-L188

When The Communication Destination Is An Slmp-Compatible Device188

Operation During The Simple Cpu Communication189

Operation Of The Own Station189

Operation Of The Communication Destination189

Latency Time190

Checking The Simple Cpu Communication Status191

Checking With The Buffer Memory191

Checking With "Simple Cpu Communication Diagnostics"192

Incomplete Data Reception And Timeout193

Execution Interval Setting193

Duplication Of Own Station Port Numbers193

Device In The Communication Destination193

When The Communication Destination Is A Redundant System194

Simple Cpu Communication Function (Rj71En71, Rnencpu (Network Part))195

Registration Of Communication Destination197

When Using The File Register (R, Zr)212

Setting Of The Network And Station Numbers212

Usable Connections212

Ip Address Change Function213

Ip Address Of The Ethernet-Equipped Module214

Writing And Clearing The Ip Address214

Case Of The Cpu Module214

Case Of The Rj71En71 Or Rnencpu215

Usage Methods216

Write Operation216

Operation At Normal Completion217

Operation At Abnormal Completion217

Cause Of Error At Abnormal Completion217

Clearing Operation218

Checking The Ip Address219

Checking The Operating Status219

Write Processing And Clear Processing Execution Timing220

Communications By Network Number/Station Number220

Redundant System Function221

System Configuration221

System Switching Operation222

System Switching Request To The Control System Cpu Module223

Moderate/Major Error And Hardware Failure223

Communication Error Detection223

Disconnection Detection224

Redundant Group Setting225

Redundant Module Group Settings225

Port Group Setting226

Communication Path Bypass Function227

Both Systems Identical Ip Address Setting Function228

Availability Of Control System Ip Address For Each Function229

How To Use Dedicated Instructions229

Functions Restricted In A Redundant System231

Re-Initial Processing231

Direct Connection With Melsoft Products And A Got231

Communications Using The Slmp231

Communication Using The Random Access Buffer234

Communications Using A Dedicated Instruction234

When The Control System Ip Address Is Used234

Processing When A Dedicated Instruction Abnormally Ends234

System Configuration Example236

Receiving Side (Redundant System) Settings236

Setting Parameters243

Basic Settings243

Chapter 2 Parameter Settings243

Own Node Settings244

Communications By Network No./Station No.245

Enable/Disable Online Change245

External Device Configuration246

Existence Confirmation248

Application Settings249

Rj71En71, Rnencpu (Network Part)249

Cpu Module (Built-In Ethernet Port Part)250

Frame Settings252

Communication Speed252

Ftp Server Settings254

Password Setting254

Ftp Timer Settings254

Current Password254

Ftp Client Settings255

Dns Settings255

Response Monitoring Timer255

Modbus/Tcp Settings256

Cpu Response Monitoring Timer256

Device Assignment257

Simple Cpu Communication Setting (Rj71En71, Rnencpu (Network Part))258

Execution Timing261

Specified Time (Hour, Minute, Day Of Week)261

Time Setting261

Timer Settings For Data Communication262

Precautions For Settings263

Setting Value For Each Timer Of The External Device Side263

Number Of Retries264

Ip Filter Settings265

Gateway Parameter Settings265

Gateway Information266

Gateway Ip Address266

Subnet Address266

Network/Station No. <-> Ip Information Setting267

Setting System268

Automatic Response System269

Ip Address Calculation System270

Ip Address Calculation Example270

Table Conversion System271

Conversion Table Registration Example272

Combination System274

Subnet Mask Pattern274

Conversion Settings274

Interrupt Settings275

Ip Packet Transfer Setting275

Network Dynamic Routing276

Module Operation Mode277

Redundant System Settings278

System B Ip Address279

Simple Cpu Communication Setting (Cpu Module (Built-In Ethernet Port Part))280

Checking With Led282

When The Run Led Or Ready Led Turns Off282

When The Error Led Or Err Led Turns On Or Is Flashing282

Chapter 3 Troubleshooting282

When The Sd/Rd Led Does Not Turn On At Data Sending283

When Data Cannot Be Received With The Sd/Rd Led Off283

When The L Er Led Turns On283

Checking The Module Status284

Error Information284

Module Information List285

Module Communication Test286

Checking The Status And Result Of Module Communication Test287

Error Number When The Test Abnormally Ended287

Checking The Network Status288

Ethernet Diagnostics288

Status Of Each Connection290

Status Of Each Protocol291

Connection Status292

Action For Abnormal End293

Communication Status Test294

Simple Cpu Communication Diagnostics296

Troubleshooting By Symptom297

Communications Cannot Be Performed With The External Device297

Direct Connection To The Engineering Tool Is Not Possible299

Cpu Module Search On The Network Cannot Be Performed300

Communications Using The Slmp Cannot Be Performed300

Communications Using The Predefined Protocol Cannot Be Performed301

Communications Using The Random Access Buffer Cannot Be Performed303

Communications Using Modbus/Tcp Cannot Be Performed304

Communication Fails At Modbus/Tcp Connection304

A Response Message Cannot Be Sent To The Modbus/Tcp Master Device304

A Dedicated Instruction Is Not Completed305

The Access Cannot Be Allowed/Denied Correctly By The Ip Filter306

Remote Password Does Not Work306

Communications Using The Built-In Ethernet Port Are Slow307

When The File Transfer Function (Ftp Client) Is Used307

When The Simple Cpu Communication Function Is Used308

The Update By Reading And Writing The Device Data Is Slow309

When The Redundant System Function Is Used310

System Switching Cannot Be Performed Normally310

Communication Fails At Ops Connection311

List Of Error Codes312

List Of Parameter Numbers329

System Parameter329

End Codes Returned To An External Device During Data Communications333

Structure Of The Module Label335

Instance Name335

Appendix 1 Module Label335

List Of I/O Signals336

When Network Type Is "Ethernet"336

Input Signals336

Appendix 2 I/O Signals336

When The Network Type Is "Q Compatible Ethernet"337

List Of Buffer Memory Addresses338

Appendix 3 Buffer Memory338

When Using The Rj71En71350

Buffer Memory Addresses Usable Only With Rj71En71350

Buffer Memory Addresses Not Supported By The Rj71En71353

Own Node Setting Status Storage Area357

Own Node Ip Address (Un\G4 To Un\G5)357

Subnet Mask (Un\G14 To Un\G15)357

Details Of Buffer Memory Addresses (Rj71En71, Rnencpu (Network Part))357

Connection Status Storage Area358

Status For Each Protocol358

Hub Connection Status Area359

Ip Address Duplication Status Storage Area359

Area For Sending/Receiving Instructions359

Remote Password Lock Status Storage Area360

Remote Password Lock Status System Port360

Forced Connection Invalidation Setting Area360

Predefined Protocol Support Function Execution Status Check Area361

Connection No.1361

Time Setting Function (Sntp) Area362

Time Setting Function Operation Result362

Time Setting Function Execution Time362

Ip Packet Transfer Function Area362

Dynamic Routing Function Area363

Remote Password Function Monitoring Area363

Area For Both Systems Identical Ip Address Setting Function363

Communication Path Determination Status363

Ip Address Change Function Area364

Ip Address Storage Area Write Request364

Ip Address Storage Area Write Error364

Ip Address Storage Area Writing Error Cause364

Random Access Buffer Area365

Network Type Information Area365

Area For Communication Using A Fixed Buffer365

Ip Address Storage Area Clear Error Cause365

Error Log Area For Modbus/Tcp Function366

Simple Cpu Communication Area367

Execution Status Flag For Each Setting Number367

Preparation Completion For Each Setting Number367

Ethernet Port1/2 Common Information369

Open Completion Signal369

Open Request Signal369

Socket/Fixed Buffer Reception Status Signal369

Receive Buffer Status Storage Area370

Predefined Protocol Support Function Check Area370

Predefined Protocol Setting Data Check Area370

Number Of Registered Predefined Protocols370

Send/Receive Area For Predefined Protocol Support Function371

User Setting Area For Modbus/Tcp Function371

Details Of Buffer Memory Addresses (Cpu Module (Built-In Ethernet Port Part))372

Ftp Server Latest Error Code373

Melsoft Direct Connection Latest Error Code373

Ftp Client Latest Error Code373

Open/Close Instructions376

Instructions For Predefined Protocol Communications376

Appendix 4 Dedicated Instruction376

Socket Communications Instructions377

Instruction For Slmp Communications377

File Transfer Function Instruction377

Instructions For Communications Using The Fixed Buffer377

Link Dedicated Instructions378

Other Dedicated Instructions378

Precautions For Dedicated Instructions379

Precautions For Link Dedicated Instructions379

Tcp/Ip Communications, Udp/Ip Communications380

Establishing A Connection380

When The Ethernet-Equipped Module Is Passive Open380

Appendix 5 Tcp/Ip Communications, Udp/Ip Communications380

Communication Flow381

Active Open Procedure382

Open/Close Processing For Connection No.1382

Passive Open Procedure383

When "Do Not Open By Program" Is Set383

When "Open By Program" Is Set384

Udp/Ip Communications385

Open Procedure385

Appendix 6 Communications With Different Networks387

When The Networks Consist Of Only Melsec Iq-R Series388

When The Networks Consist Of Melsec Iq-R Series And Other Series388

When The Networks Contain A Redundant System389

Minimum Processing Time Of Fixed Buffer Communications390

Appendix 7 Processing Time390

Processing Time Of Communications Using Modbus/Tcp391

Calculation Formula391

System Switching Time When A Redundant System Is Used392

Timing Chart393

Performance List Of Simple Cpu Communication Function394

Restricted Functions And Specifications395

Module Parameter395

Appendix 8 When Connecting The Module To A Remote Head Module395

Appendix 9 Port Numbers Used By Ethernet-Equipped Module396

Operation Image Of Each Communication Type Of Protocol397

For "Send Only" Communication Type397

Appendix 10Operation Image And Data Structure Of Predefined Protocol397

For "Receive Only" Communication Type398

When The Instruction Completed With An Error399

For "Send & Receive" Communication Type400

When The Instruction Completed Successfully400

Verification Operation Of Receive Packet402

When Received Data Are Matched With A Receive Packet402

When Multiple Receive Packets (Expected Packets) Are Specified402

Example Of Packet Element Data403

Calculating Range404

When Receiving Data Whose Length Is An Odd Number405

External Device Receiving Process406

Appendix 11 Example Of External Device Program406

Method Using A Dedicated Instruction407

Method Using I/O Signals407

Appendix 12How To Turn Off Err Led407

Appendix 13Added And Enhanced Functions408

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