AC720 시리즈
AC720 Series
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Automatic Changeover Regulators and Systems
AC720 series is an Automatic Changeover Regulator and System to enable the gas supply continuously (without a break) and stably for some duration by connecting it to both cylinders and changing the gas supply cylinder automatically if the supply pressure of the 1st cylinder goes down to a marginal level. - Stainless Steel 316L(AC702S) and Brass Body (AC720B) available. - Maximum inlet pressure: 250bar (3600psig), outlet pressure ranges: 0.3bar ~ max. 20bar (290bar) - Applicable for hospital, pharmaceutical, school, research institute and lab., using special gases, high purity gas, gas for mixing, various corrosive gases, etc. to supply gas without a break for some duration. - AC720 series, a highly upgraded version of AC700 series and composed of filter, check valve, high pressure valve (Core Valve/Optional) and flexible high pressure hoses for high purity gases (STS PFA 1/4"tube end) as a set offers mucheasier operation than AC700 series. - Wall mounting type as standard will enable users much easier and safer installation and operation. ※ Automatic changeover will change the flow direction under following conditions; -/+ 2.5bar - For outlet 2bar and 5bar products : if pressure is dropped below 10bar. - For outlet 10bar product : if pressure is dropped below 15bar. - For outlet 15bar product : if pressure is dropped below 20bar. ※ [DRASTAR Regulators are Oil-free] DRASTARs all pressure regulators are assembled, cleaned, inspected, and packed in clean-rooms equipped with clean bench, helium detector, particle counter, ultrasonic cleaner, ultrapure water system, vacuum packaging machine, etc. through oxygen cleaning procedure in compliance with process and regulations indicated in CGA 4.1. and or ASTM G-93 and are free of any grease or oils. |
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