Huawei FusionModule1000A Commissioning Manual page 68

FusionModule1000A40 Prefabricated All-in-One Data
Center
Commissioning Guide
Status
Off
Figure 8-4
Figure 8-4 MDU ports
Table 8-5 MDU ports
Port Name
(1) MUS05A
(2) FE
(3) CAN
(4) RS485_1
(5) USB Host
Issue 02 (2019-12-20)
Color Meaning
the system is running properly.
N/A The LCD of the integrated UPS has experienced a power
failure.
shows the MDU ports. Table 8-5
Port Description
N/A
Network port connecting to the
management system when the
SNMP protocol is used
Connecting to the CAN bus
Northbound serial port
connecting to the management
system when the Modbus
protocol is used
 After installing the WiFi
module, connect the WiFi
module to the UPS using the
Copyright © Huawei Technologies Co., Ltd.
8 Commissioning Core Components
describes the ports.
Remarks
N/A
N/A
N/A
The RS485 cable connected to
the port uses the RJ45 unshielded
connectors with the following
pins:
 Pin 1: positive transmit end on
the MDU
 Pin 2: negative transmit end
on the MDU
 Pin 4: positive receive end on
the MDU

Pin 5: negative receive end on
the MDU
N/A
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