1756-PB75R 现货 闪电发货

IS230TRTDH3D
IS230TSVCH1A
IS230TTURH1C
IS400TCATH1A
IS400UCSBH1A
IS420UCSBH1A
IS420UCSBH3A
IS230TRLYH1B132P45408-203
137A4542P001
137A4542P003

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描述

“GOM“点的选择不同的PLC产品,其“COM”点的数量是不一样的,有的一个“COM”点带8个输出点,有的带4个输出点,也有带2个或1个输出点的。当负载的种类多,且电流大时,采用一个“COM”点带1—2个输出点的PLC产品;当负载数量多而种类少时,采用一个“COM”点带4—8个输出点的PLC产品。这样会对电路设计带来很多方便,每个“COM”点处加一熔丝,1—2个输出时加2A的熔丝,4—8点输出的加5—10A的熔丝,因PLC内部一般没有熔丝。

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