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Device which supplies a preset and constant ¬Å“downstream¬ pressure value (within the intended operating limits) when the inlet pressure and/or the flow rate changes
Mountable closed position signal contact to monitor closed position of valve (
and can be adapted for air use upon request
Suitable for industrial application
pressure: 500 mbar
Siemens SQN31.252A1700 Damper Actuator application_combustion_control Device which supplies a presetThe SQN31 is an electromotoric actuator for use with air dampers and control valves of oil or gas burners of small to medium capacity. Actuators are designed for driving gas or air dampers of oil or gas burners of small to medium capacity, or for load dependent control of the fuel or combustion air volume. SQN31. 252A1700 Features Made of impact proof and heat resistant plastic The housing accommodates: The reversible synchronous motor with gear
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