The Siemens SQM40.245R11SC is an actuator designed for the precise control of flow valves, butterfly valves, and dampers, ideal for industrial and commercial applications. This model operates with a torque of 90 in-lb and a running time of 25 seconds. It accommodates various control input signals, including 4 to 20 mA, 0 to 135 Ω, and 2 to 10 VDC, supporting both modulating and floating control. Featuring a counterclockwise rotation, the SQM40.245R11SC is housed in a weatherproof NEMA 4 enclosure, ensuring durability in diverse environments. It includes internal, adjustable switches for versatile operation and can be mounted in any orientation, offering installation flexibility. The actuator also boasts a lever-actuated clutch for manual alignment, enhancing ease of use. Approved by C-UL-US and CE, this model is a reliable choice for applications requiring high turndown and precise flow control.
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Siemens Combustion control valves and actuators are approved for use worldwide. Siemens combustion products feature modular construction for single source simplicity. Component compatibility assures low installation and operating costs plus dependable, safe operation. Rigorous quality testing optimizes reliability and process performance.