Siemens S7-200 SMART PLC and Smart Line Touch Screen Modbus RTU Communication Connection
Search on WeChat Technical Training Introduction This article will detail the steps for connecting the Siemens S7-200 SMART PLC with the Smart Line touch screen via Modbus RTU communication. 1. Hardware Connection 1. Smart Line Touch Screen 485 Port Pin Definition As shown in Figure 1: Figure 1 2. 200 SMART PLC 485 Port Pin … Read more