Eaton XC-303 Series

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11 Modbus

11.8 Adding libraries for Modbus RTU communication

130 Modular PLCs XControl: XC-104-…, XC-204-…, XC-303-… 01/23 MN050005EN Eaton.com

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Table of Contents6
About this Manual12
Target Group12
List of Revisions13
Additional Documentation13
Legal Disclaimer14
I/O System XN30014
Writing Conventions15
Description of the Modular Plcs Xcontrol16
System Overview16
Communications and Interfaces - Decentralized Expansion17
Intended Use17
Versions19
XC-10419
Key to Xcontrol Part Numbers22
Device Version Number22
Functionality23
Power Supply23
Local Inputs/Outputs23
Processor Unit23
Device Interfaces26
Installation36
Control Panel Layout36
Ventilation36
Mounting Xcontrol37
Uninstalling and Disassembly (Using the Xcontrol as an Example)41
Connection Terminals43
Potential Relationship between the Components44
Wiring in Accordance with EMC Requirements45
Cable Routing and Wiring47
Suppressor Circuit for Interference Sources47
Screen Earth Kit47
Lighting Protection47
External Lightning Protection47
Internal Lightning Protection48
Connecting the Power Supply49
XC-30349
XC-10449
Connecting Local Inputs/Outputs51
Connecting the Power Supply for Local Outputs on XC-30351
Connecting Outputs52
Suppressor Circuit for Inductive Loads53
Connecting Inputs53
Using Inputs as Interrupt Inputs56
Commissioning58
General Commissioning Instructions58
USB Interface Activation for XC-10458
Startup Behavior XC-10461
Program Execution63
DIP Switch S163
DIP Switch S264
Program Start (STOP ￫ RUN)64
Program Stop (RUN ￫ STOP)64
Power Off/Interruption of the Power Supply65
Test and Commissioning (Debugging)65
Forcing66
Reset67
LED Indicators68
Operating States When the Xcontrol Starts70
Programs and Project71
Loading Programs Onto the Device71
Saving and Deleting a Boot Application72
Updating the Operating System73
Updating the Operating System with the Web Config Tool73
Updating the Operating System with the XSOFT-CODESYS-3 Programming System73
Factory Resetting XC-10476
Mass Production Programming through Microsd or USB77
XN300-Assist77
PLC Configuration78
Task Configuration78
Creating a Cyclical Task79
Creating the Event-Triggered Task and Defining the Program Call80
System Events81
Multi-Tasking82
Task Monitoring by Watchdog84
Limit Values for Memory Usage88
Addressing Inputs/Outputs and Marker89
Diagnostics90
Factory Reset92
Resetting the Device to Factory Settings92
Connection Set-Up PC - Modular Plcs Xcontrol: XC-10494
Network Search with Automatic PLC Detection94
Creating a New Project95
Changing the IP Address on the PLC96
In-/Output Configuration and Parameterization98
Configuring the Device's Local Inputs/Outputs98
Interrupt Processing99
Defining System Parameters104
Overview104
Initplc File with Default Parameters104
Switch-On of the Control with Inserted Memory Card with Initplc File106
Networkconfig File107
Expansion110
Local Expansion110
Configuring the Inputs/Outputs for Local Expansions111
Remote Expansion113
Can114
Configuring and Commissioning Canopen115
Adding the CAN Manager116
Setting the Baud Rate Via Canbus117
Incorporating the CAN-Gateway XN-312-GW-CAN118
Attach XN300 Slice Modules118
Description Files for Canopen120
Adding Canopen Communication Libraries121
Leds on the Device121
Ethercat122
Incorporating the Ethercat Master122
Configuring the Ethercat Master123
Searching for and Incorporating Ethercat Modules124
Incorporating Ethercat Modules Manually125
Add SWD Module126
Description Files for Ethercat127
Standard XML Files127
Installing the XML File128
Adding Ethercat Communication Libraries128
Modbus130
Configuring Modbus TCP130
Adding an Ethernet Adapter130
Adding a Modbus TCP Master and Device130
Adding Modbustcp Communication Libraries132
Configuring Modbus RTU133
Adding a Modbus Master133
Adding Modbus Modules133
Adding Libraries for Modbus RTU Communication134
Remotely Accessing the PLC136
Web Visu XSOFT-CODESYS-3138
Opening XSOFT-CODESYS-3 Webvisu138
Selecting the XSOFT-CODESYS-3 Webvisu Encryption Type138
Web Config Tool for XC-104140
Logging in to the Web Config Tool140
Navigation142
Setting a Language143
Device Configuration Page - System Configuration Page144
Device Information145
Changing / Setting up Passwords145
USB Interface Activation146
Power Management147
Factory Reset147
Powerfail148
Network Configuration Page148
Update Configuration Page150
Date & Time Configuration Page152
Date & Time152
Time Synchronization with NTP152
Remote Access Configuration Page153
Ssh153
Vnc153
Legal Configuration Page154
Logs Configuration Page154
Opc Ua156
Libraries, Function Blocks and Functions157
Using Libraries158
Installing Additional System Libraries158
Ea_Network.lib Library160
PLC Shell Commands162
Using PLC Shell Commands162
List of PLC Shell Commands (Updated)163
CPU Load Shell Commands167
Interferences168
Maintenance170
Cleaning and Maintenance170
Repairs170
Storage and Transport170
Disposal171
Appendix174
Dimensions and Weights174
Approvals and National Approvals176
Technical Specifications177
General Ambient Conditions177
Power Supply on Devices and on System Bus180
Power Supply for Local Inputs/Outputs on XC-204181
Local Inputs XC-204182
Local Outputs XC-204183
CAN Interfaces XC-204184
RS485-Interface186
Glossary187
Index188

Eaton XC-303 Series - Page 135

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