We’ll also probable have a duct stress sensor Soon after the enthusiast, this could read the static force and in certain ahu’s the speed on the lover is controlled because of the stress from the duct, so we’ll also fairly often find a variable velocity travel connected to the enthusiast https://air-cooled-chillers37047.blogscribble.com/32918472/the-smart-trick-of-air-handling-units-ahus-that-no-one-is-discussing