IC67 0GBI002 GE 继电器输出

FCP280-RH924YV
B&R-3AT350.6
VME172PA652SE
MVME133XTS
PMC-2/11/05/000/00/00/01/00/00
IC693CPU372
AN16NN0
PM19876-023.3
AC800F PM-803 CPU16M 3BDH000530R1
SA811F-3BDH000013R1
PM861AK02
EMB9341-E
6FC5203-0AF50-3AA1

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描述

如果PLC输出带电磁线圈等感性负载,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PLC扫描频率为10次/min以下时,既可以采用继电器输出方式,也可以采用PLC输出驱动中间继电器或者固态继电器(SSR),再驱动负载。
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