SmartLogger1000
User Manual
4 Electrical Connections
Issue 12 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
40
Figure 4-20
Connecting cables to the surge port of the RS485 signal SPD
Verify that the 485A1 or 485A2 port on the SUN2000L connects to surge port 1 or 7 on
the RS485 signal SPD, and that the 485B1 or 485B2 port on the SUN2000L connects to
surge port 5 or 11 on the RS485 signal SPD.
After connecting cables, wrap the part without an insulation layer using PVC insulation
tape.
Step 4
Use a flat-head screwdriver to tighten the screws on the surge ports, as shown by (2) in
Step 5
Set
Baud rate
to the same value for the SUN2000L and SmartLogger.
SmartLogger communications parameters can be set on the LCD or WebUI. For details, see
6.2.26 Setting Communications Parameters
7.10.2.2 Setting RS485 Parameters
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Follow-up Procedure
Disconnection can be performed in reverse order.
4.4.3 Connecting Multiple Inverters to the SmartLogger
This topic describes how to connect the SmartLogger to multiple inverters.
The SmartLogger can connect to multiple inverters through a daisy chain, as shown in