Manufacturer: SIEMENS Model: 6 DD1681-0BD1 Interface Type: Digital Input/Output Number of Channels: 16 Channels Operating Voltage: 24VDC Communication Protocol: PROFINET Degree of Protection: IP20 Mounting Method: Rail Mount Operating Temperature Range: -25 ° C to + 60 ° C Storage Temperature Range: -40 ° C to + 85 ° C Dimensions The: 60mmx100mmx70mm SIEMENS 6 DD1681-0BD1 digital I/O module is a high-performance, industrial-grade device designed for modern industrial automation systems.It uses advanced digital signal processing technology to ensure the stability and reliability of data transmission. With 16 independent input and output channels, the module supports a variety of industry-standard communication protocols, such as PROFINET, and can be easily integrated into existing industrial networks. The module has a rugged design and is capable of long-term stable operation in harsh industrial environments.Its protection grade reaches IP20, which effectively prevents the invasion of dust and small particles and ensures the safety and reliability of the equipment. In addition, the module supports rail installation, which is convenient for users to install and maintain in a narrow space. The SIEMENS 6DD1681-0BD1 digital input and output module is also equipped with comprehensive diagnostic functions, which can monitor the equipment status in real time, find and solve potential problems in time, and greatly improve the overall efficiency of the system.