What is network video surveillance?

Network video systems generally refer to IP surveillance systems for specific applications in the field of security surveillance and remote surveillance. This system enables users to implement video surveillance and video image recording via the IP network (LAN / WAN / Internet) and related Alarm management. Unlike the analog video system, the network video system uses a network instead of a point-to-point analog video cable to transmit video and other types of information related to surveillance.

Check Valve

Industrial check valves are wildly used in all type of industrial pipelines, such as power stataion, petrochemical, natual gas,water treatment ect. Swing Check Valve, wafer check valve, titling disc check valve, piston check valve, disc checkvalve, lift check valve and API 602 Check Valve with ASME & DIN & EN & GOST standard are commonly used by customer. Industrial check valve we provided can cover size from 1/2 inch to 48 inch(DN15-DN1200) matching pressure from class 150 to class 2500(PN10-PN420) which are suitable for operating in the working media temperature from -196â„ƒ to 693â„ƒ, as well as material in carbon steel, stainless steel, alloy steel and duplex steel in casting material or forging material.

Check Valve,Piston Check Valve,Pvc Check Valve,Check Disc Valve

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