After the valve is opened without manual reset, as long as the input power DC24V wholesale dampers, valves can be automatically reset to its original closed position (this feature is limited to the first temperature sensor is not operating, such as action to be replaced after a temperature sensor temperature sensor can still use This feature) .2.4.5 output valve open signal, interlock control exhaust fan start and stop .2.4.6 If memory alloy dampers temperature sensor module, can be used repeatedly without having to replace the functions and features 1, the input signals DC24V Current ≤0.5A, solenoid action, quickly close the valve; (electric-type smoke damper). 2, manually shut down, manually reset. 3, the output signal of the valve open and interlock control signal Dezhou Rui Xincheng Air Conditioning Equipment Co., Ltd. is a company specializing in ventilation engineering, fire smoke engineering / plant cooling engineering indoor ventilation, kitchen exhaust system, a total of duct board, R & D spiral duct 'air conditioning vents, ventilation valve and other end products, the production and sale of senior enterprise, product variety, can provide customers with: Fans, aluminum outlet, stainless steel outlet, casual flow, waterproof Grille, double layer Grille, hinge-shaped Grille, single Grille, double Grille, egg format outlet, spherical jet outlet, round swirl diffusers, since the vertical blinds, air flow control valve, multi-leaf off valve , fire exhaust valves, exhaust port, pressure delivery outlet, galvanized spiral duct, galvanized elbow, aluminum foil insulation hose, silencers plenum, muffler, horizontal silencer elbow, silencer pipes, centrifugal fans, fire temperature exhaust fans, blowers, axial fans, boiler fan, unpowered hood, industrial exhaust fans and other ventilation products. quality, reliable damper effect, and skilled. Companies adhering to the "customer first, forge ahead" damper philosophy, the "customers first" principle to provide our customers with quality services to welcome patrons FH-KVD1 fire control valve Features:. 70 ℃ fuse action, the valve automatically closes manually shut off the output signal, together. Lock related ventilation equipment. manually open manually adjust the valve opening angle. flue damper, Rui Xincheng air conditioning (certified), Zibo fire damper is provided by the Texas Rui Xincheng Air Conditioning Equipment Co., Texas Rui Xincheng Air Conditioning Equipment Co., Ltd. (www.dzrxckt.com) is an industry leader in Shandong Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In 瑞鑫诚 leadership with air conditioning the staff warmly welcome all inquiries negotiations to create a better future Rui Xincheng air conditioning.