Connection Form Flange Structure Tubular Pressure Low Pressure Function Ange Check Valve Sealing Form Gland Packings Globe Valve Flow Direction Unidirection Standard JIS Application Industrial Usage JIS Standard Valve 5K50-5K200 Marine Valve 5K50-5K200...
automatically cut off a telephone-conference system from a communication circuit, by always monitoring sound signals and, when it is detected that sound signals continue a condition which is lower than a certain reference level for more than a fixed time, automatically resetting a circuit connection...