描述
DCS系统接地是为了保证当进入DCS系统的信号、供电电源或DCS系统设备本身出现问题时,有效的接地系统能承受过载电流并可以迅速将过载电流导入大地。接地系统能够为DCS提供屏蔽层,消除电子噪声干扰,并为整个控制系统提供公共信号参考点(即参考零电位)。
GIDDINGS & LEWIS M.1017.2284 NSFP M10172284
Giddings & Lewis CPU Board 502-03017-21 5020301721
GIDDINGS & LEWIS LSM63-12-604-M-0KA-240N SERVO MOTOR
GIDDINGS & LEWIS 503-15613-01 Pic to Pic
Expedited shipping available
GIDDINGS & LEWIS CIMREX 20
Giddings and Lewis 502-02724-51 Console Interface Board
Giddings and Lewis 502-02721-50 ALU Board
Giddings and Lewis 502-02723-52 CPU Control Board
Giddings & Lewis Fifo Module 503-15613-00