IS220PAICH1A GE

6SE3221-0DC50
TRICONEX-3700A
TRICONEX-3805E
6SE3215-8DB40
6SE3211-1DA40
3HAC-7998-1
140U-H2C3-C80
NP1AY02-MR
MS-FEC2611-0

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描述

PLC外部驱动电路对于PLC输出不能直接带动负载的情况下,必须在外部采用驱动电路:可以用三极管驱,也可以用固态继电器或晶闸管电路驱动,同时应采用保护电路和浪涌吸收电路,且每路有显示二极管(LED)指示。印制板应做成插拔式,易于维修。

PLC的输入输出布线也有一定的要求,请看各公司的使用说明书。

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