| 1. | This machine adopts high - level siemens plc concentration control , set up with computer controlled gear shifting vacuum gauge , and a three - flow controller , one set of contra - variant bias power and four - route contra - variant arc power supply , four side - installed heating tubes , computer pid automatic temperature control device , 60 and 100 two kinds versatile arc supply 该设备采用先进的西门子plc集中控制,装有电脑自动换档真空计和三路流量控制器,一套逆变偏压和四路逆变弧电源,边装式加热管四支,电脑pid自动控温, 60和100两种弧源通用。 |