描述
在计算机控制系统的现场往往有许多强电设备,它们在起动和生产过程中将产生干扰电磁场,另外还有来自空间传播的电磁波和雷电干扰,以及高压输电线周围交变磁场的影响等。干扰传播途径主要有:电场耦合、磁场耦合、公共阻抗耦合。
GIDDINGS & LEWIS M.1300.7655 NSFP M13007655
GIDDINGS & LEWIS 502-02814-16 DC Input
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G&L Giddings & Lewis 800 502-02882-00 CNC Terminator
Giddings and Lewis Servo Interface 501-03882-00 G&L CNC
Giddings and Lewis Valve Driver Board CNC 501-02960-00
G&L Giddings & Lewis 502-02824-00 MPX TRIAC BD
Giddings & Lewis Parts Manual for Upright Drills:
Giddings & Lewis Hydraulic Clamp HFI Fixture 503-25984