ESG-Logger-NRJ2®
Electricity consumption monitoring
The ESG-Logger-NRJ2® provides an effective solution for electricity usage tracking, energy breakdown analysis, and preventive maintenance. With its simple setup and advanced features, it supports optimal energy management.
It uses the Clover-Net protocol for real-time, two-way communication. This protocol simplifies sensor installation and configuration, ensures timestamped data collection, and enables remote updates (OTA).






With ESG-Logger-NRJ2®, benefit from a complete, reliable solution for energy optimization and industrial installation monitoring.
Key Features
- Energy efficiency : Optimize power consumption through accurate, continuous monitoring.
- Proactive maintenance : Detect issues early and reduce downtime with real-time alerts.
- Flexibility and adaptability : Customize the system to your needs with personalized configuration.
- Simplicity and reliability : Enjoy quick installation and stable performance for smart energy management.
In today’s industrial landscape, where energy efficiency is vital, don’t let unexpected problems slow you down.
Choose our solutions for usage tracking, energy breakdown, preventive maintenance, and datalogging offering complete, proactive oversight of your installations.
Generated Data
- Current and voltage measurements
- Active and reactive power per phase over time
- Alerts for state changes or threshold breaches
- Historical logs with customizable time intervals
- Periodic status frames with health indicators
A standalone version is available, contact us for more information.
ESG-Logger-NRJ2© Use Cases
Electricity consumption monitoring
Management of electrical and water distribution stations

Technical Specifications
- Material : Black & grey ABS-PC – V0 UL94
- Configuration : 3-phase (3P+N) or single-phase
- Enclosure Dimensions (excluding cable glands) : 140x107x40 mm
- Weight : 160 g
- IP Rating: IP55 or IP66
Communication
- LoRaWAN : Class A, Class C (optional) – 14 dBm (EU), max 20 dBm
- SigFox (optional) : RC1, RC2, RC4
- CloverNet : Broadcast, multicast, point-to-point
- Bluetooth (optional) : BLE 5.0
Accessories
- TC probe 90A – 230V 50 Hz – 1m cable
- TC probe 300A – 1000V 50/60 Hz – 2m cable - Diameters : 68, 115, or 147 mm
- External antenna available to improve radio performance in electrical enclosures
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