The 6ED1057-1AA00-0BA0 is a Siemens Logic Module for automation and process control. It is designed for dependable operation in harsh environmental conditions and can operate in temperatures from -20°C to +60°C (-4°F to +140°F). The 6ED1057-1AA00-0BA0 is a 24 V DC input module with built-in processor and 16 digital inputs configured as a single counter (1 to 16). This module can be used to monitor and control various types of automation and process applications such as conveyor belts, pumps, and fan speeds. The module has LED indicators for input, output, and operation status, as well as a 24V DC output for extending the system. The 6ED1057-1AA00-0BA0 is suitable for use in a wide range of industrial, or commercial applications.