Description
模拟地和数字地等必须分开。数字地和模拟地的共点地最好置悬浮方式。地线各点之间的电位差尽可能小，尽量加粗地线，有条件可采用环形地线。系统地端子(LG)是抗干扰的中性端子，通常不需要接地，可是，当电磁干扰比较严重时
ALLEN BRADLEY 1785-L20B SER C 1785L20B
FANUC A20B-0008-0242 USED A20B00080242
MODICON AM-SA85-000 MODULE REPAIRED AMSA85000c
FEDERAL SIGNAL CORPORATION 300GC-120 NEW 300GC120
Allen Bradley 1326-CEU-50 Servo Cable 1326CEU50 NEW
FANUC A16B-1212-0871 USED A16B12120871
FANUC A20B-8001-0290 USED A20B80010290
COAX VMK-20-DR-NC NEW VALVE VMK20DRNC
