描述
对于控制较复杂，要求实现PID运算、闭环控制、通信联网等功能，可视控制规模大小及复杂程度，选用中档或高档PLC。但是中、高档PLC价格较贵，一般大型机主要用于大规模过程控制和集散控制系统等场合。
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Automation Intelligence EXM-MX Mass Storage (AS-IS)
Medar ABB Radisys Medweld
Allen Bradley 2711-K9A1 PanelView 900 Series D (AS-IS)
Allen Bradley 2711E-KC1 PanelView Series B (AS-IS)
Modicon/Gould AS-P420 Power Supply ASP420 (UGC)
Fusion UV 274434 Type D Lamp, 400Watts/Inch, 9mm
Hitachi L200-04DHFU2 Inverter (AS-IS)
Allen Bradley 1394-AM75 Series A Servo Axis Drive (UPC)
Allen Bradley 1770-TA Operator Terminal w/o Keybd (UEX)
Allen Bradley 1784-T35 Operator Terminal (UVG)
