P0500JX FOXBORO

IS200TBCIH1BCD
IS200TBCIH1BCE
IS200TBCIH2B
IS200TBCIH2C
IS200TBTCH1BAA
IS200TBTCH1BBB
IS200TGENH1A

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描述

接地极的接地电阻小于2Ω,接地极最好埋在距建筑物10~15m远处(或与控制器间不大于50m),而且PLC系统接地点必须与强电设备接地点相距10m以上。

信号源接地时,屏蔽层应在信号侧接地;不接地时,应在PLC侧接地;信号线中间有接头时,屏蔽层应牢固连接并进行绝缘处理,一定要避免多点接地;多个测点信号的屏蔽双绞线与多芯对绞总屏电缆连接时,各屏蔽层应相互连接好,并经绝缘处理。选择适当的接地处单点接点。

Allen Bradley SLC500 Ten Slot Rack, PS, & I/O Modules

Allen Bradley SLC500 Ten Slot Rack, ASB, & I/O Modules

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PLC Direct Koyo Operator Panel DP-C320

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