DI821 3BSE008550R1 ABB

07 EA 90-S GJR5251200R0101 07EA90-S Analog Input Module ABB Procontic 3
07EB200
07 EB 200 GJV3072411R1 07EB200 Binary Input Module ABB Procontic 1
07EB61R1
07 EB 61 R1 GJV 30 743 41 R1 07EB61R1 Digital Input Module ABB Procontic 49
07EB62R1
07 EB 62 R1 GJV3074342R1 Fast Binary Input Module ABB Procontic 5

分类:

Description

分前后台操作。DCS还是PLC都不需要控制器,把DCS和PLC控制器中的功能码、梯形图移植到NT操作系统的PC机内,软件移植相当困难。由微机直接与I/O板相连。因为控制算法已存在PC机内,PC机既作为人机界面,又作为控制器,有人称它们为软DCS、软PLC。美国AB公司就有软PLC。各PC机之间用以太网连接。到目前为止,应用仍然不太广泛。一些小系统有采用SOFT DCS和SOFT PLC

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