Product Type: Serial Communication Module Interface Type: RS-422/RS-485 (4-wire system) Connection Mode: Point-to-point (RS-422), multi-drop (RS-485) Communication Function: Support standard communication protocol Input and output wiring: 3 pairs of shielded cables. AKB161 or AKB162 Current consumption: 0.5A Weight: 0.34 kg Type of approval: Standard, without explosion-proof protection, basic.ALR121-S51 is a high-performance serial communication module designed for industrial automation. It adopts advanced signal transmission technology and can work stably in complex industrial environment. The module has powerful data processing ability and high reliability, which can meet the needs of various industrialThis product is manufactured with high quality materials, which ensures its durability and stability in harsh environments. Its compact design makes it easy to install and effective in saving space. In addition, the ALR121-S51 also provides a variety of wiring options for users to choose according to their specific needs. applications.Whether used for data acquisition on a production line or as a communication node in a remote monitoring system, the ALR121-S51 provides a reliable communication solution. Its superior performance and wide applicability make it ideal for numerous industrial automation projects.