61
线缆穿过
COM
接口如图
4-22
所示：
Pull out the cable armor layer for 60mm, and use wire strippers
to strip its insulation layer for 10mm; Loosen the locknut of the
COM
interface, and pass the
RS485
input and output cables
through the
COM
interface, as shown in figure 4-22:
图
4-22
通信线缆穿线示意图
Figure 4-22 Communication Cable Threading
（
2
）
将输入输出线缆固定到机箱内部通信板上的端子内，
a)
使用一字螺丝刀插入端子上方方孔内；
b
）把通讯线缆插入端子上方圆孔内；
c
）从方孔内取出螺丝刀；
d
）拉动线缆确保线缆牢固接入端子内。
如图
4-23
所示：
Fix the input and output cables into the terminals on the
communication board inside the crate,
A) Insert the slotted screwdriver into the square hole above the
terminal;
B) Insert the communication cables into the round holes on the
