Port Definitions - Huawei SmartLogger2000-10-B-JP Quick Manual

6.1

Port Definitions

For the definitions of the communications ports on the devices such as the EMI, power meter, and
cubicle, see the documents delivered with the devices. When connecting cables, ensure that
RS485+ connects to the COM+ port on the SmartLogger and that RS485– connects to the COM–
port on the SmartLogger.
COM Port (SmartLogger)
No. Port
1 COM1
2 COM2
3 COM3
4 COM4
5 COM5
6 COM6
Terminal Block (SUN2000-33KTL-JP/40KTL-JP)
Symbol Function
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
+ RS485A, RS485 differential signal+
–
RS485B, RS485 differential signal–
Port
No.
Definition
1 RS485A IN
2 RS485A OUT RS485A, RS485 differential signal+
3 RS485B IN
4 RS485B OUT RS485B, RS485 differential signal–
10
Function
RS485A, RS485 differential signal+
RS485B, RS485 differential signal–