Table of Contents
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TP48200A-DT19C1 & DT19C2 & HT19C1 & HT19C2
Installation Guide
Port Type
Dry contact output
ports
Communications port
Communication Port
Table 3-8 COM communication port description
Communication
Port
COM port
NOTE
Figure 3-10 Pins in the COM port
Issue 03 (2014-02-23)
Silk Screen
ALM1
ALM2
ALM3
ALM4
ALM5
ALM6
ALM7
ALM8
COM
Communications
Parameter
Baud rate: 9600 bit/s,
19200 bit/s
The COM port supports the security mechanism.
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Copyright © Huawei Technologies Co., Ltd.
Description
NOTE
For the associations between the dry contact output
ports and alarms, see the appendix.
RS485 port
Communications
Protocol
M/S and Modbus
protocol
3 Components
Function
Connects to
lower-level
devices such as
the battery
voltage
detector, DC
Air
Conditioner.
28
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