描述
上世纪80年代至90年代中期，是PLC发展最快的时期，年增长率一直保持为30~40%。在这时期，PLC在处理模拟量能力、数字运算能力、人机接口能力和网络能力得到大幅度提高，PLC逐渐进入过程控制领域，在某些应用上取代了在过程控制领域处于统治地位的DCS系统。
National Instruments PCI-GPIB IEEE488.2 DAQ Card TESTED
Save $ National Instruments FP-TB-1 Fieldpoint Module
National Instruments PCI-DIO-32HS PCI Card
NATIONAL INSTRUMENTS Model SCXI 1100 / 32 CHANNEL
NATIONAL INSTRUMENTS GPIB-120A BUS EXPANDER/ISOLATOR
National Instruments EXNAT-GPIB-TNT Ieee-488.2 Isa Boar
One-day shipping available
National Instruments 18183.21 Ieee-488.2 Isa Board
One-day shipping available
National Instruments 182787c-01 rev1 Ieee-488.2 Isa Boa
One-day shipping available
National Instruments EXNAT-PLUS Ieee-488.2 Isa Board (c
One-day shipping available
National Instruments 847567658 Ieee-488.2 Isa Board (ci
One-day shipping available
National Instruments SCXI-1102 32ch Thermocouple Input
