Brand: SIEMENS Model: 1790L811a Type: Inverter Input and Output Module Input Voltage: 24VDC Output Voltage: 24VDC Number of Channels: 8 Input Channels, 8 output channels Operating temperature range: -25 ° C to + 60 ° C Protection class: IP20 Weight: approx. 0.5kg Dimensions: L X W X H (mm): 80x120x30 SIEMENS The 1790L 811a Inverter I/O Module is a high-performance module designed for industrial automation control.It has efficient signal transmission capability and can stably handle signal conversion tasks in various industrial environments. The module uses advanced technology to ensure good performance under high load conditions. Its rugged design makes it suitable for a wide range of industrial application scenarios, such as factory automation, machinery manufacturing and other fields. The DIN rail mounting allows the user to quickly and easily integrate it into an existing control system.In addition, the module supports both digital and analog inputs and outputs, providing flexible connectivity options to meet the needs of different industrial applications.