Comtrol IOLM Modbus TCP User Manual
Page 3

IO-Link Master Modbus/TCP Reference Manual: 2000590 Rev. A
Table of Contents - 3
Table of Contents
Chapter 1. Modbus/TCP Interface ......................................................................................7
1.1. Modbus Function Codes........................................................................................................................ 8
1.2. Modbus Address Definitions ................................................................................................................ 8
1.3. Multiple Port Process Data (PDI and PDO) Access via Modbus TCP ...................................... 10
3.1. IO-Link Port Diagnostics.................................................................................................................... 19
3.2. Modbus/TCP Diagnostics .................................................................................................................... 22
4.1. Troubleshooting.................................................................................................................................... 25
4.2. Contacting Technical Support .......................................................................................................... 26
4.3. Using Log Files...................................................................................................................................... 27
4.3.1. View a Log File ............................................................................................................................... 27
4.3.2. Clear a Log File............................................................................................................................... 28
4.3.3. Export a Log File ............................................................................................................................ 28