12 RSD | 12 Inch Round Motorized Spring Return Damper | EWC Controls Fitting Type_Hose Stem Sensing element 1000 ohm Nickel

Sensing element 1000 ohm Nickel RTD Analog outputs Ni RTD

^^This 331 Number 4 Pneumatic Damper Actuator has a 2 3/8" stroke for unit ventilators and is a rugged

1-1/2X2 PVC REDUCING INSERT MALE ADPT MPTXINS

1-1/4X3/4 CPVC REDUCING TEE SOCXFPT SCH80

12 RSD | 12 Inch Round Motorized Spring Return Damper | EWC Controls Fitting Type_Hose Stem Sensing element 1000 ohm Nickel12 Inch Round Motorized Spring Return Damper Description Model RSD is a round single blade damper constructed from heavy (24) gauge galvanized steel. The 24 volt motor actuator is direct coupled to the drive shaft. It is a power closed spring open action. (standard). The damper can be field reversed to a power open spring closed action. The RSD has a double layered blade design with an integrated Poron foam gasket to provide a seal when the damper is