User's Manual

DTU-H100 Wi-Fi/Ethernet to RS485/RS232 Server User Manual
http://www.iotworkshop.com
39
4.3.2. Remote Management Application
PLC Device
RS
232
/
RS
485
DTU Device STA Mode
Server
Server
WWW. Network Cloud
PLC Device
RS
232
/
RS
485
DTU Device STA Mode
Figure 33. Remote Management Application
For this remote management application, The device works as STA mode and connects to
Internet through wireless AP. Device configured as TCP Client and communicates with remote
TCP server at Internet. Device‟s serial port connects to user device.
So, user device‟s data or sampling information can send to remote TCP server for storage or
processing. Also remote TCP server can send command to control and manage the user device
through the wireless network.
4.3.3. Transparent Serial Port Application
For this transparent serial port application, two device connect as below figures to build up a
transparent serial port connection.