Manufacturer: SIEMENS Model: 6ES5544-3UA11 Category: Communication Processor Operating voltage: 24VDC Communication interface: RS485 Transfer rate: 9.6 Kbps to 115.2Kbps Data length: 7 or 8 bits Stop bit: 1 or 2 bits Check bit: odd parity, Even parity or no parity Maximum nodes: 32 Operating temperature range: -25 ° C to + 60 ° C SIEMENS The 6ES5544-3UA11 Communications Processor is a high-performance communications module designed for industrial automation control systems. It supports a variety of communication protocols, including Modbus, Profibus and so on, which can achieve efficient data transmission and communication management.The communication processor has strong anti-interference ability and stable communication performance, and is suitable for various harsh industrial environments. Its compact design makes it easy to install and maintain, while its wide operating temperature range and high protection rating enable it to operate stably in extreme environments. With precise parameter settings, users can easily integrate them into existing control systems, improving the overall performance and reliability of the system.In addition, the communication processor is equipped with rich diagnostic functions, which can monitor the communication status in real time, find and solve potential problems in time, and ensure the stable operation of the system.