Homepage > Datalogging

ePowerLog Series

Universal solar datalogger

A universal data logging and monitoring device for solar energy
systems that seamlessly integrates PV plants, diesel generators,
and battery storage.

Data monitoring and analysis designed for your energy management needs

Integrate PV + diesel system seamlessly to minimize fuel consumption. Regain autonomy on your site with easy setup and operation of your site, ensuring reduced LCOE.

Autonomous
configuration &
plant management

Compatible with
95% equipment
of the market

Flexible architecture that adapts to the scaling of your project

Why choose ePowerLog?

Gain valuable insights

Data collection from all equipments of the site via I/Os, main power equipment: solar inverters, BESS inverters, genset controllers, meters, weather stations, and third party sensors.

Enhanced Data Integrity

Guaranteed reliable data acquisition and logging from all linked devices on-site, and ensures data integrity by securely storing information in an embedded database.

Effortless Data Export and Visualization

Multiple data export and visualization options, allowing local access through USB or Modbus Gateway, and remote access via ePowerMonitor, our energy monitoring software, or compatible third-party monitoring platforms.

How does our solar datalogger work?

Data logging

Reliable acquisition and logging, with secure local storage for all linked devices on site

Local parameter edition

One interface to edit site equipment parameters (setpoints)

Avoid fluctuations

Multiple data export and visualization options:

local via USB and Modbus Gateway
remote through ePowerMonitor and compatible third-party platforms

Additional services

Configuration interface User-friendly configuration interface through local web browser

Commissioning support

Remote assistance from qualified Elum engineer to support local commissioning team

Unlock monitoring capability with our hypervision, platform ePowerMonitor

Discover our tailored compact solution

ePowerLog Compact

ePowerLog Compact is a universal datalogger designed for solar energy systems with capacities under 500 KWp.

Remote access & exportation of data: By using ePowerMonitor, or any other compatible third-party monitoring platforms.

Elum has maximized the monitoring of many hybrid power plants worldwide

Europe

C&I

Supervision of Multi-Site PV Projects Across French Caribbean

ePowerLog simplifies data collection across various inverter protocols, streamlining asset monitoring in a multi-site project for Sunzil's solar assets.

MENA

C&I

Submetering on OCP Phosphate Mine in Morocco

Elum provided the ePowerLog sub-metering solution to precisely monitor energy consumption at the mine.

LATAM

C&I

60 kWp

Solar, battery, diesel integration of a remote village in Haiti

ePowerLog DL monitors key components in a local grid project, ensuring reliable electricity for 500 homes and businesses in Tiburon Village.

Frequently asked questions

Which applications are suited to the ePowerLog series?

ePowerLog is suited for the monitoring of solar energy systems integrating PV plants, grid, diesel generators and/ or battery storage systems.

Where can I access the data?

Multiple ways for data export and visualisation are available:

Locally, over USB, and Modbus gateway (to connect to 3rd party Modbus master).
Remotely, using Elum ePowerMonitor or compatible third-party monitoring platforms (FTP push, API integration).

Can I define the KPIs to be tracked by the logger?

ePowerLog can monitor all the devices installed on the site, and collect all the available data :

PV inverter data and alarms
Gensets data and alarms
BESS data and alarms
Grid data and alarms
Weather station data
Sensors data (Irradiance, temperature…)
TIC (or impulsion) meter data ¹
I/O modules
Linked devices status

Check out our related content

February 2025

The Ultimate Guide to Battery Energy Storage Systems (BESS)

Battery Energy Storage Systems (BESS) are not merely energy storage solutions. They are integral components of a modern, digitised, and decentralised energy ecosystem. They provide versatile solutions that allow enhanced grid reliability and intermittency mitigation, and are adaptable to various applications, from microgrids and C&I setups to utility scale.

October 2024

Op-ED: The Rise of Battery Energy Storage Systems in C&I Landscapes

Elum Energy Co-Founder, Karim El Alami, delves into the often uncharted territory of BESS within the commercial and industrial sectors, unveiling its immense potential in shaping our energy future. He highlights how these systems are poised to reduce greenhouse gas emissions, ensure energy continuity, and transform infrastructure with a pragmatic approach.

September 2024

Elum Energy Secures $13 Million in Series B Funding

Elum Energy, a leading provider of advanced energy management solutions for renewable energy systems, has secured $13 million in Series B funding led by Energize Capital, with participation from existing investors Alter Equity and Cota Capital.

Taking care of your solar installation could be our next challenge