The Siemens controller SQN30.121A1700 is an electronic actuator for the precise control of oil and gas burners. It is suitable for the control of air dampers and throttle valves. The device offers an integrated 3-point control and features a simple connection via an integrated connector. The power supply is provided via 230 V AC, and the control signals are 3-point signals. Ideal for use in heating systems and industrial combustion systems, where reliable and accurate control of combustion processes is required. Buy replacement part now.
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