TP48200A-DX12A1 Telecom Power
User Manual
Copyright © Huawei Technologies Co., Ltd.
Communications Port
Table 3-9 COM communications port description
Baud rate: 9600 bit/s, 19,200
bit/s, 115,200 bit/s
Master/slave protocols
and Modbus
Connects to a
lower-level device
such as the battery
voltage detector or
intelligent air
conditioner.
NOTE
The COM port is protected by a security mechanism.
Figure 3-9 Pins in the COM port
Table 3-10 Pin definitions for the COM port
Receives data over RS485.
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