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。
NATIONAL INSTRUMENTS PCMCIA GPIB CARD & 2M CABLE
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National Instruments PCI 1424 – No Reserve !!!!
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National Instruments NI SC-2060 8 isolated digital in
NATIONAL INSTRUMENTS SCXI-1162HV 32 CHANNEL DIGITAL I/P
National Instruments NI PXI-1423 Card
National Instruments Corp GPIB-1014 VME Board TESTED
National Instruments GPIB-232CT-A Controller
National Instruments GPIB-1014 VME Controller MVME
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National Instruments PCI-6024E Analog In DAQ Card
National Instruments NI SCXI-1303 Thermocouple Tester
