C98043-A1603-L11
C98043-A1603-L11
C98043-A1603-L11
仪器仪表行业接地也是有研究的,只有正确的接地才能保证测量精度及人身及设备的安全。小编为大家指出十个小技巧,能帮助您更好地接地。
一、控制系统AC 电源应该来自于一个分开的系统,与其他设备和使用分开;
二、电源在设计时应该考虑到初始电流的冲击,至少能承受10个周期;
三、控制系统AC接地应该建立在隔离变压器或UPS上,或者在附近;
四、控制系统工作站AC电源应该使用专门的插座;
五、当连接现场设备电源有几个I/O接口转接器时,应该使用隔离栅条;
六、控制系统AC电源应该由隔离变压器或UPS供给;
七、当AC和DC输入连接到同样的接线排,接线排必以适当的警告标签标出;
八、AC接地线应该与载流线型号相当或大一号;
九、预留一根额外的线 或使用一终端盒,以提供测试点。
十、接地系统的电阻必须进行测试,以保证接地能满足控制系统制造商的要求电磁波测试
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厦门泰尼电气有限公司
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厦门泰尼电气有限公司
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