57310256-A/1 ABB

Giddings & Lewis MMC-SD-1.0-230 smart drive M.1302.5091
Labeled under Danaher Motion

Giddings & Lewis MMC p/n M.1300.3912 w/ ethernet unit
ethernet module part number M.1017.38888 R3

Giddings & Lewis DSA 007-230 S Drive DSA007 **LNC**
Expedited shipping available

GIDDINGS & LEWIS 502-03552-22 USPP 5020355222

GIDDINGS & LEWIS PIC900 TURBO CPU MODULE 502-03814-60R1

Giddings & Lewis Remote Pendant CNC Controller
871-20695-01

NEW SEALED Giddings & Lewis NSM3412 M.1015.6955 Servo
Expedited shipping available

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Description

来自空间的辐射干干扰

 空间的辐射电磁场(EMI)主要是由电力网络、电气设备的暂态过程、雷电、无线电广播、电视、雷达、高频感应加热设备等产生的,通常称为辐射干扰,其分布极为复杂。若PLC系统置于所射频场内,就回收到辐射干扰,其影响主要通过两条路径:一是直接对PLC内部的辐射,由电路感应产生干扰;而是对PLC通信内网络的辐射,由通信线路的感应引入干扰。辐射干扰与现场设备布置及设备所产生的电磁场大小,特别是频率有关,一般通过设置屏蔽电缆和PLC局部屏蔽及高压泄放元件进行保护。

Giddings & Lewis MMC-SD-1.0-230 smart drive M.1302.5091
Labeled under Danaher Motion

Giddings & Lewis MMC p/n M.1300.3912 w/ ethernet unit
ethernet module part number M.1017.38888 R3

Giddings & Lewis DSA 007-230 S Drive DSA007 **LNC**
Expedited shipping available

GIDDINGS & LEWIS 502-03552-22 USPP 5020355222

GIDDINGS & LEWIS PIC900 TURBO CPU MODULE 502-03814-60R1

Giddings & Lewis Remote Pendant CNC Controller
871-20695-01

NEW SEALED Giddings & Lewis NSM3412 M.1015.6955 Servo
Expedited shipping available