1756-OV32E

   日期:2016-04-21     浏览:80    
 1756-OV32E
1756-OV32E
1756-OV32E

输入模块的滤波可以降低输入信号的线间的差模干扰。为了降低输入信号与大地间的共模干扰,PLC控制器要良好接地。输入端有感性负载时,对于交流输入信号,可在负载两端并接电容和电阻,对于直流输入信号可并接续流二极管。为了抑制输入信号线间的寄生电容、与其他线间的寄生电容或耦合所产生的感应电动
势,可采用RC浪涌吸收器。

  输出为交流感性负载,可在负载两端并联RC浪涌吸收器;若为直流负载,可并联续流二极管,也要尽可能靠近负载。对于开关量输出的场合,可以采用浪涌吸收器或晶闸管输出模块。另外,采用输出点串接中间继电器或光电耦合措施,可防止PLC控制器输出点直接接入电气控制回路,在电气上完全隔离
 

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厦门泰尼电气有限公司

Xiamen Thani Electric Co.,Ltd

联系人:小黄

电话:0592-6809319

手机:18950191386

QQ:2917675397

传真:0592-6890859

Adress:厦门市海沧区滨湖一里7号2008室

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