Siemens 6FB1111-0AT10-3AT2

The Siemens 6FB1111-0AT10-3AT2 is a relay control device designed specifically for managing elevator doors. Known as the SIDOOR AT40, this unit supports horizontal elevator doors with weights up to 600 kg. It operates on 36 V DC and features a range of connectivity options, including one RS-485 interface, four digital inputs, three relay outputs, and a 24 V DC output. Built to function reliably in environments with temperatures from -20 to +50 degrees Celsius, this control device delivers precise and durable performance. Distributed by BSP Automation, the SIDOOR AT40 is a robust solution for elevator door automation needs.