3
EASTRON SDM320Y User Manual
06-2018 V1.0
2018 EASTRON Electronic. All Rights Reserved. www.eastron.com.cn
Catalogue
Chapter One. Product Overview
1.1 Product Introduction ---------------------------------------------------------------------------------------------------3
1.2 Product Feature ---------------------------------------------------------------------------------------------------------3
1.3 Application Scenarios --------------------------------------------------------------------------------------------------3
Chapter Two. Technical Specification Parameters
2.1 Technical Parameters ---------------------------------------------------------------------------------------------------3
2.2 Measurement Accuracy -----------------------------------------------------------------------------------------------4
2.3 RS485 Communication -------------------------------------------------------------------------------------------------4
2.4 Performance Standard -------------------------------------------------------------------------------------------------5
2.5 Outline and Dimension ------------------------------------------------------------------------------------------------5
2.6 Wiring Diagram ----------------------------------------------------------------------------------------------------------6
Chapter Three. Operating instructions
3.1 Panel Instructions and Key Operation Instructions -------------------------------------------------------------7
3.1.1 Panel Instructions ----------------------------------------------------------------------------------------------7
3.1.2 key Definitions --------------------------------------------------------------------------------------------------7
3.2
Prepaid Function Description
-----------------------------------------------------------------------------------7
3.2.1 Electricity Purchase --------------------------------------------------------------------------------------------8
3.2.2 Electricity Use----------------------------------------------------------------------------------------------------8
3.2.3 Meet an Emergency -------------------------------------------------------------------------------------------8
3.3 Measurement Parameters --------------------------------------------------------------------------------------------8
3.4 Basic Setting ------------------------------------------------------------------------------------------------------------ 10
Chapter Four. Communication Introduction
4.1 Input Register, Function Code (Hex) : 04------------------------------------------------------------------------- 14
4.2 Keep Register, Function Code (Hex) : 03 /10 -------------------------------------------------------------------- 14
4.3 For example -------------------------------------------------------------------------------------------------------------45