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V: 1.00 Revised: Jan 2021
Table of Contents
Chapter 1 - Introduction .......................................................................................5
1.1 Introduction to Ethernet .............................................................................................. 6
Chapter 2 - Functional Description of the Ethernet module ............................7
Chapter 3 - Installation Method ...........................................................................9
3.1 Denition of RJ45 .......................................................................................................10
Chapter 4 - Initializing the Ethernet Module ....................................................11
4.1 Cable ............................................................................................................................12
Chapter 5 - Connection Method .........................................................................13
5.1 Direct Connect to a Computer ..................................................................................14
5.2 Direct Connect to a Router/Switch ...........................................................................17
5.3 Connect through WiFi ................................................................................................18
5.4 Description of Modbus-TCP Protocol ....................................................................... 18
5.4.1 Protocol ............................................................................................................18
a. Data Frame Format ........................................................................................ 18
b. Modbus Application Header (MBA Header) Field ......................................19
c. Function Field .................................................................................................. 19
d. Data Field ........................................................................................................20
5.4.2 Format of communication ..............................................................................20
Explanation of frame .........................................................................................20
Chapter 6 - Web Interface Readings and Parameter Settings ........................22
6.1 User Access Login ....................................................................................................... 23
6.2 Dashboard ................................................................................................................... 24
6.3 Metering web page .....................................................................................................25
6.3.1 Basic Metering .................................................................................................26
6.3.2 Demand ............................................................................................................27
6.3.3 Energy ...............................................................................................................28
6.3.4 Harmonics ........................................................................................................29
6.3.5 I/O ...................................................................................................................... 30
6.4 Logs ..............................................................................................................................31
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