2 Architecture and Introduction
Hardware Description
H20RN
-
2000.V2 Series Platforms
24
Beijing Huahuan Electronics Co., Ltd.
Version 1.3(Oct.2019)
Pin Assignments
18 lists DC power cable pin assignments.
Table 2-18
DC power cable pin assignments
PIN
Color
Signal definition
1
Blue
-48V
2
Yellow-green
CGND
3
Red
-48V GND
4
-
-
2.3.6 Protection Ground Cable (ZJN.BH4.851.134)
Introduction
Connecting the protection ground cable properly is an important
guarantee to lightning protection, shock proof, and anti
-
interference.
When installing and using the device, ensure that the grounding cable is
properly connected; otherwise, personnel injury or equipment damage
may be caused.
Appearance
The protection ground cable is composed of wiring terminals and the coaxial cable. The wiring
terminal is usually an OT bare
-
press terminal. The coaxial cable is yellow/green copper
burn
-
resistant cable. Figure 2
23 shows the grounding cable.
CAUTION
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