POWER STAGE KVR01.3-30-3/S380 R911271401 REXROTH

2711P-B15C4D1
1785-BEMA
CACR-SR30BE12F
CACR-SR03BE12M
CIMR-M5A27P50
6ES7414-2XK05-0AB0
4PP420.0571-75
4PP420.0571-75
PR9376/010-011
2198-H040-ERS

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描述

PLC的供电电源,除了引进设备时同时引进PLC应根据产品说明书要求设计和选用外,一般PLC的供电电源应设计选用220VAC电源,与国内电网电压一致。重要的应用场合,应采用不间断电源或稳压电源供电。
如果PLC本身带有可使用电源时,应核对提供的电流是否满足应用要求,否则应设计外接供电电源。为防止外部高压电源因误操作而引入PLC,对输入和输出信号的隔离是必要的,有时也可采用简单的二极管或熔丝管隔离。
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