DDSU666-H Smart Power Sensor
User Manual
2 Overview
Issue 01 (2018-05-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
For the definition of ModBus-RTU interface, please see article 2.1 of General signal
definition table (Float) of
Modbus interface definition and description of Huawei Smart
Power Sensor
with word version of V100, issued on January 29
th
, 2018.
2.3 Application Scenarios
Scenario 1: The sensor is used to realize power restriction of the power grid with charge and
discharge control towards energy storage in the household inverter scheme, which is the core
component for household energy management. It adopts RS485 communication, which can
realize the electrical quantity measurement, energy metering function and in respond to the
upper host for the real-time data query.
Figure 2-5
Application Scenario
2.4 Model Naming Conventions
Figure 2-6
Model naming conventions
