描述
PLC用存储逻辑代替接线逻辑，大大减少了控制设备外部的接线，使控制系统设计及建造的周期大为缩短，同时日常维护也变得容易起来，更重要的是使同一设备经过改变程序而改变生产过程成为可能。这特别适合多品种、小批量的生产场合。
Bosch 0831006003 Proportional Valve Electronics Rebuilt
Parker Amplifier Card EZ00595 Rebuilt- 6 Mo Warranty
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Parker Servo Valve Model 234912 Rebuilt
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Vickers EHST-3-BVE-11 Prop Pressure Cont. Valve Rebuilt
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