Description
为保证DCS控制的设备的安全可靠,DCS采用了双冗余的控制单元，当重要控制单元出现故障时，都会有相关的冗余单元实时无扰的切换为工作单元，保证整个系统的安全可靠。PLC所搭接的系统则需要配置双PLC实现冗余
NATIONAL INSTRUMENTS GPIB-130 BUS EXTENDER
National Instruments: 181830E-01 AT-GPIB/TNT Card
National Instruments GPIB X2 4.1 Meter Cable 763061-03
National Instruments: 183663C-01 AT-GPIB/TNT Card
National instrument PCI-GPIB interface card 183617E-01
NATIONAL INSTRUMENTS. GPIB-PCII
NATIONAL INSTRUMENTS AT-GPIB/TNT + 2Channel 488.2
National Instruments AT-MIO-16E-1 1830188B-01 DAQ Card
National Instruments PCI-232/485 BOARD 4CH 184683E-01
