iManager NetEco 6000
Device Installation and Commissioning Guide
4 Connecting Monitoring Cables to Devices
Issue 03 (2019-03-10)
Copyright © Huawei Technologies Co., Ltd.
82
Silk Screen
Color
Meaning
Status
Description
Off
The RS485
communication
card is faulty or
has no DC
input.
RUN
Green
Run indicator
Blinking (1
second on and 1
second off)
The RS485
communication
card is
communicating
with the main
control module
properly.
Blinking (0.125
second on and
0.125 second
off)
The RS485
communication
card fails to
communicate
with the main
control module.
ALM
Red
Alarm indicator Off
No alarm is
generated.
Steady on
A board alarm
is generated.
COM4/12V
Green
Port power
output indicator
Steady on
The port
properly
provides the 12
V DC output.
COM5/12V
Off
The port
provides no 12
V DC output.
describes ports on the front panel of the RS485 communication card.
Table 4-7
Description of ports on the front panel of the RS485 communication card
Silk Screen
Port Description
COM1, COM2,
and COM3
Connect to intelligent equipment, such as the PDU8000, UPS, and
cooling equipment.
1: A
2: B
4: A
5: B