描述
为了确保通讯成功，DCS生产厂家无论是电缆，还是通讯口，都把它们做成冗余的。一条网络发生故障，另一条备用网络立即投入运行。备用方式各种DCS有别
Emerson Commander SK Control Techniques SK2403
Allen Bradley 2711-B6C3 /A 2711B6C3 Panelview 600
MINT Siemens 6AV6 545-0AA15-2AX0 6AV65450AA152AX0
New In Box Model CE20 Nordson Glue Gun
Pacific Scientific SC903-050-01 Servo Drive SC90305001
NEW Nachi Fujikoshi AC Servo Motor MFA220FYSBDB
New Yaskawa CACR-SR15BZ1SSY367 CACRSR15BZ1SSY367
NEW SEALED Allen Bradley 1791-IOBW /A 1791IOBW
