
SmartLogger2000
User Manual
4 Electrical Connection
Issue 04 (2018-04-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
64
shows how to connect the SmartLogger to a box-type transformer over an RS485
communications cable.
Figure 4-21
Connecting the SmartLogger to a box-type transformer
Procedure
Step 1
Connect one end of the cable delivered with the box-type transformer to the RS485 port of the
box-type transformer.
Step 2
Connect the other end of the cable to the COM port of the SmartLogger. For details, see
Connecting Cables to the Terminal Block on the COM Port
When connecting cables, ensure that the
RS485+
and
RS485-
ports on the box-type
transformer respectively connect to the
COM+
and
COM–
ports on the SmartLogger.
Devices connected to a same COM port of the SmartLogger must support the same protocol.
After connecting cables, log in to the embedded WebUI and set parameters for
Box-type
Transformer
. For details, see
7.8.8 Custom Device, IEC103 Device, or IEC104 Device
----End
Follow-up Procedure
Disconnection can be performed in reverse order.
4.9 Connecting a PID Module
Context
The PID module is used to prevent PV module output power degradation due to the potential
induced degradation (PID) effect in a PV power system.