R911275471 REXROTH

312A6077P001 GE
312A6077P004 GE
312A6091P004 GE
315a2065p003 GE
320B6928G006 GE
323A2396P91 GE
328A8478P055 GE
328A8478P163 GE

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描述

抗干扰与外部互锁当PLC输出带感性负载,负载断电时会对PLC的输出造成浪涌电流的冲击,为此,对直流感性负载应在其旁边并接续流二极管,对交流感性负载应并接浪涌吸收电路,可有效保护PLC。当两个物理量的输出在PLC内部已进行软件互锁后,在PLC的外部也应进行互锁,以加强系统的可靠性。

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