TP48120A-HD15A1 & TP48120A-HD15A2 &
TP48200A-HD15A1 & TP48200A-HD15A2
Installation Guide
3 Components
Issue 03 (2014-12-02)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
23
Table 3-6
Description of pins in the COM port
Pin
Signal
Description
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
-
Table 3-7
Description of pins in the RS485/RS232 port
Pin
Signal
Description
1
Sends data
2
RS485_T-
3
RS232_R
Receives data
4
Receives data
5
RS485_R-
6
GND
Signal ground
7
RS232_T
Sends data
8
NC
-