Used EDWARDS QDP40 #9191848 for sale

EDWARDS QDP40 is a diaphragm pump designed to transfer and vacuum liquids and gases. It utilizes a diaphragm posi-lock assembly with a reversing motor drive to provide a maximum ultimate vacuum of 20 millitorr. This pump employs a proven four-stage design incorporating a pair of closely balanced, curved-blade vane rotors that pass close to each other and to surface sealing rings, to form air-tight chambers. The blades on the rotors are specially designed to reduce noise and provide superior performance in liquid and gas handling applications. The diaphragm and seal assembly on EDWARDS QDP 40 consists of high-performance components that improve the pump's durability and extended service life. QDP40 also employs a reverse-acting valve equipment that utilizes a fine-mesh valve-screen to prevent dust, dirt, and corrosive materials from entering the pump. A critical vacuum differential pressure monitoring system is also included to help maximize pumping performance and prolong the life of the pump. QDP 40 utilizes precision-machined motor and drive components to ensure reliable, quiet operation. The pump also includes a variable speed motor that enables it to be used for a wide variety of pumping needs. The structure of EDWARDS QDP40 is built to provide a stable platform and is designed with thermally conductive components, ensuring the pump operates efficiently and safely. The pump is housed in a sealed, air-tight casing for protection from the environment and features a filtered intake of over 3,000 cubic feet per minute (CFM). EDWARDS QDP 40 is constructed using corrosion-resistant materials and features a variety of electrical connections and operating temperatures. This makes it suitable for a variety of applications, including industrial, medical, and laboratory situations. QDP40 is easy to install and service, featuring a convenient design that renders it serviceable without removing the entire motor assembly from the unit. A digital signal output is available as an option, making the pump compatible with a variety of machine automation applications. This pump is designed to offer reliable, quiet operation while moving large quantities of material or fluid with minimal vibration and energy use. Overall, QDP 40 is a robust, high-performance pumping machine ideal for demanding industrial, medical, and laboratory applications. With its reverse-acting valve tool, fine-mesh valve-screen, and durable design, this pump can offer an extended service life while ensuring reliable, efficient operation.