Comtrol Modbus Server User Manual
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DeviceMaster UP Modbus Server User Guide: 2000535 Rev. C
Table of Contents - iii
Table of Contents
Recommended Chassis ................................................................................................................................. 5
Terms and Definitions .................................................................................................................................. 6
What is Modbus? ............................................................................................................................................ 6
Modbus/RTU (Supported by Modbus Server)............................................................................................ 6
Modbus/TCP (Not supported by Modbus Server)...................................................................................... 7
Modbus Server Functionality ..................................................................................................................... 7
Other Comtrol Modbus Solutions .............................................................................................................. 9
Modbus Router............................................................................................................................................ 9
Modbus/TCP - Multiple Modbus Master and Slave Types, Serial and Ethernet Raw/ASCII Devices 10
PortVision DX Overview ............................................................................................................................ 11
Installing PortVision DX............................................................................................................................ 12
Configuring the Network Settings .......................................................................................................... 15
Uploading Modbus Server ......................................................................................................................... 18
Installing the Serial Port Redirector (Optional).................................................................................. 19
Configuring Port Redirector COM Ports ............................................................................................... 21
Adding a Secure Port ................................................................................................................................ 21
Configuring the Secure COM Port........................................................................................................... 22
Configuration Overview ............................................................................................................................ 25
Server Configuration (Main) Page .......................................................................................................... 26
Serial Interface Configuration Page....................................................................................................... 27
Known Modbus/RTU Device List Web Page .......................................................................................... 33
Serial Interface Communications Statistics Page ............................................................................... 34
Serial Interface Logs Page ........................................................................................................................ 36
Troubleshooting Checklist ....................................................................................................................... 37
General Troubleshooting........................................................................................................................... 38
Daisy-Chaining DeviceMaster 2E/4-Port Units..................................................................................... 39
Technical Support ....................................................................................................................................... 40