Connecting to a Terminal Block (Recommended)
Figure 5-14 Connecting the RS485 communications cable (to a terminal block)
Table 5-7 Terminal block description
No. Denition Description
1 RS485A IN RS485A, RS485 dierential signal+
2 RS485A OUT RS485A, RS485 dierential signal+
3 RS485B IN RS485B, RS485 dierential signal–
4 RS485B OUT RS485B, RS485 dierential signal–
SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series
User Manual
5 Electrical Connections
Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd. 60
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