Brand: SIEMENS Model: 6ES7221-1BF00-0 XA0 Number of Channels: 8 Channels Supply Voltage: 24VDC Input Type: Drain or Source Input Response Time: Less than 1ms Protection Level: IP20 Operating Temperature Range: -25 ° C to + 60 ° C Weight: Approx. 150g Dimensions: WxHxD: 55mm X 90mm The SIEMENS 6ES7221-1BF00-0XA0 digital input module is known for its stability and reliability and is designed for harsh industrial environments.It adopts advanced circuit design and high-quality components to ensure high performance under various complex working conditions. The module has eight independent digital input channels, supports DC24V power input, and can effectively collect the switching signals of field devices and convert them into digital signals that can be recognized by the PLC system. The response time is less than 1 millisecond, which ensures the real-time of signal transmission. In addition, the module also has good anti-interference ability, and can work stably in the environment with serious electromagnetic interference.With simple installation and configuration, users can quickly integrate into existing control systems for efficient signal acquisition and processing. Whether it's a factory automation production line or a building automation system, this digital input module provides a reliable signal processing solution.