SmartLogger1000
User Manual
4 Electrical Connections
Issue 12 (2019-01-15)
Copyright © Huawei Technologies Co., Ltd.
36
Figure 4-15
Connecting the surge port of the RS485 signal SPD
The RS485 IN and RS485 OUT ports on the SUN2000 can both connect to the
SmartLogger. This document uses the RS485 OUT port as an example to describe the
connection between the SUN2000 and the SmartLogger.
Verify that the RS485A (OUT) port on the SUN2000 connects to surge port 1 or 7 on the
RS485 signal SPD, and that the RS485B (OUT) port on the SUN2000 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 SUN2000 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
For details about the communications parameter configurations for the SUN2000, see
SUN2000 APP User Manual
.
----End
Follow-up Procedure
Take operations in reversed order to disconnect the SmartLogger from the SUN2000.
4.4.2 Connecting the SUN2000L to the SmartLogger
Context
The SmartLogger provides three COM ports for RS485 communication, as shown in