Huawei SUN2000-60KTL-M0 - Page 71

Table 5-5 Port denitions of the RS485 terminal block
RS
48
5_1
Port
Deni
tion
Function Description RS48
5_2
Port
Denitio
n
Function Description
1 RS485
A IN
RS485A,
dierential
signal+
An RS485 port
used for
connecting an
inverter or
SmartLogger.
5 RS485A
IN
RS485A,
dierential
signal+
An RS485
port used for
connecting a
tracking
system or
DTSU666-H.
2 RS485
A OUT
RS485A,
dierential
signal+
6 RS485A
OUT
RS485A,
dierential
signal+
-
3 RS485
B IN
RS485B,
dierential
signal–
7 RS485B
IN
RS485B,
dierential
signal–
An RS485
port used for
connecting a
tracking
system or
DTSU666-H.
4 RS485
B OUT
RS485B,
dierential
signal–
8 RS485B
OUT
RS485B,
dierential
signal–
-
NO TE
The cable connection method for the RS485_1 terminal block is the same as that for the
RS485_2 terminal block. The RS485_1 terminal block is used as an example in this
document.
Connecting Cables to the Terminal Block
Step 1 Remove an appropriate length of the jacket and core wire insulation layer from
the communications cable using a wire stripper.
Figure 5-25 Stripping an RS485 communications cable
Step 2 Route the communications cable through the cable gland.
SUN2000-(50KTL, 60KTL, 65KTL)-M0
User Manual 5 Electrical Connections
Issue 11 (2024-02-02) Copyright © Huawei Technologies Co., Ltd. 63