Huawei Telecom Power TP48120A-HD15A1 User Manual

TP48120A-HD15A1, TP48120A-HD15A2,
TP48200A-HD15A1, and TP48200A-HD15A2 Telecom
Power
User Manual
3 Components
Issue 03 (2020-01-04)
Copyright © Huawei Technologies Co., Ltd.
31
Port Positions
Figure 3-8 Door-mounted SMU06C ports
(1) RS232/RS485 port
(2) COM port
(3) Dry contact output
ports
(4) Dry contact input
ports
(5) Battery temperature sensor
port
(6) Internal fan ports
(7) External fan ports
(8) Fan power port
Table 3-5 SMU06C communications port description
Port
Communications
Parameters
Communications Protocol
Function
COM port
Baud rate: 9600 bit/s
and 19,200 bit/s
Modbus protocol
Connects to lower-level
devices such as the battery
voltage detector, DC Air
Conditioner.
RS485/RS232
port
Baud rate: 9600 bit/s
and 19,200 bit/s
NetEco NMS, YDN1363 and
Modbus protocol
Connects to upper-level device
such as BBU, PSNU.
Table 3-6 Description of pins in the COM and RS485/RS232 ports
pins port
Name
Pin
Signal
Description
COM port
1
COM_R+
Receives data
2
COM_R-
3
NC
-
4
COM_T+
Sends data
5
COM_T-
6
GND
Signal ground
7
NC
-
8
NC
-
RS485/RS232 port
1
RS485_T+
Sends data

Huawei Telecom Power TP48120A-HD15A1 Specifications

General

Brand	Huawei
Model	Telecom Power TP48120A-HD15A1
Category	Network Hardware
Language	English