Huawei SmartLogger2000 User Manual page 58

SmartLogger2000
User Manual
Table 4-2 Functions of the RS485 terminal block
No.
1
2
3
4
Issue 04 (2018-04-10)
Figure 4-7 Position of the terminal block in the SUN2000
Port Definition
RS485A IN
RS485A OUT
RS485B IN
RS485B OUT
− Terminal block 2
Figure 4-8 shows the position of the terminal block in the SUN2000-33KTL/40KTL.
Table 4-3 describes the functions of the terminal block.
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Function
RS485A, RS485 differential signal+
RS485A, RS485 differential signal+
RS485B, RS485 differential signal–
RS485B, RS485 differential signal–
4 Electrical Connection
48