Rectangular air flow damper for Variable Air Volume (VAV) installations. The SVA-R dampers are used to adjust the air flow to a bypass or a room based on a 0-10 V signal provided by a controller of temperature. The command signal sent by the controller of the room, position the actuator to control the flow of the need the enclosure. You can change a posteriori the flow Vmin and Vmax using a remote control.
