UA5000 Universal Access Unit
Environment Monitoring
Table 8-1 Component configuration of the ETP4890 power system
Component
AC and DC power distribution subrack
Monitoring module
Rectifier module
The ETP4890 power system can be configured with three rectifier modules, which are connected
in parallel for output.
Table 8-2
system and the maximum output current.
Table 8-2 Mapping between the quantity of rectifier modules of the ETP4890 power system
and the maximum output current
Quantity of Rectifier Modules
1
2
3
Communication Ports on the Monitoring Module
Table 8-3
rate of the device using the LCD or web interface of the monitoring module.
Table 8-3 Communication ports on the monitoring module
Communication
Port
COM
RS485/RS232
Issue 01 (2012-08-17)
shows the mapping between the quantity of rectifier modules in the ETP4890 power
describes the communication ports on the monitoring module. A user can set the baud
Communication
Mode
RS485/RS232
RS485/RS232
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
8 ETP4890 Monitoring Solution
Configuration
1
1
1 to 3 (optional)
Maximum Output Current
l 30 A,55°C
l 25 A,60°C
l 60 A,55°C
l 50 A,60°C
l 90 A,55°C
l 75 A,60°C
Communication
Parameter
Baud rate: 9600 bit/s
or 19200 bit/s
Baud rate: 9600 bit/s
or 19200 bit/s
Description
Used as a serial port,
communicating with
the upper device
Used as a serial port,
supporting the
northbound/
southbound
communications
123