Retrieving Data from the Energy Monitoring Hub
Overview of how the system was designed to work.
Now that you have installed your Energy Monitoring Hub and configured it to collect data from your meters and sensors,
you will want to collect the data from your Energy Monitoring Hub. This document will provide an overview for collecting
data from the Energy Monitoring Hub. Processing the data for billing reports, summaries, and other data processing are
beyond the scope of this document.
Three basic ways to collect data from the Energy Monitoring Hub:
HTTP download from the Energy Monitoring Hub with a browser (pull)
FTP download from the Energy Monitoring Hub (pull)
Enertrax DL download from the Energy Monitoring Hub. (pull)
HTTP Post: The Energy Monitoring Hub uploads data to a database/webserver. (push)
HTTP Direct from the Energy Monitoring Hub
The Energy Monitoring Hub has the ability to export log file data to a web browser directly from the setup web pages. To
use this feature, access the Energy Monitoring Hub setup menu with your web browser. Select the "Log File Export" page
from the Log File Data menu on the left side of the page.
For each device, a separate log file will be saved. Select the device from the dropdown list provided. Specify Comma or Tab
delimited data, and indicate if column headers are required. Click the download button to download the data.
The log file format is the same as is provided by FTP and by the LEM web site. Note: All timestamps are in UTC.
When importing log files into Microsoft Excel, be sure to specify the log data is comma separated, and use a single quote
mark as the text delimiter.
FTP Direct from the Energy Monitoring Hub
The Energy Monitoring Hub will allow inbound connections for transfer of log data files using the FTP protocol. Ftp to the
Energy Monitoring Hub and log in using the system admin password. Files are located in /var/log/Modbus. For further
information on FTP log file transfer, please review the technote and FAQ section of the Leviton website.
Enertrax download direct from the Energy Monitoring Hub
Leviton provides a free tool called Enertrax DL that can automate the process of downloading log data from the Energy
Monitoring Hub to your Windows PC hard drive. Enertrax DL can merge new log data into existing log files on your
computer as well as provide configuration information about the Energy Monitoring Hub.
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