Why Choose the Finder 7M.38.8.400.0212 Three-Phase Energy Meter?
The Finder 7M.38.8.400.0212 is a high-performance 80 A three-phase multifunction bidirectional energy meter designed for accurate electricity consumption monitoring in industrial, commercial and building automation installations. Part of the Finder 7M Series, this advanced electronic meter combines MID-certified energy measurement with integrated RS485 Modbus RTU communication, NFC technology, S0 pulse output and a backlit LCD display.
Designed for 3 × 230/400 V AC electrical systems at 50/60 Hz, the Finder 7M.38.8.400.0212 supports direct current measurement up to 80 A without requiring external current transformers. It is suitable for three-phase systems with or without neutral, as well as compatible single-phase installations, providing flexibility across a wide range of electrical distribution applications.
With Class B active energy accuracy according to EN 50470-3, MID certification, dual-tariff capability and 16 resettable energy counters, the meter provides comprehensive consumption information for energy management and sub-metering. Its integrated NFC interface enables configuration and energy reading using a compatible smartphone, including access to stored energy information when the mains supply is unavailable.
Key Advantages
- 80 A direct measurement eliminates the need for external current transformers in suitable installations.
- Three-phase and single-phase compatibility supports flexible electrical system integration.
- Bidirectional energy measurement monitors imported and exported electricity.
- MID-certified Class B active energy measurement supports accurate consumption monitoring.
- Integrated RS485 Modbus RTU enables communication with compatible monitoring and automation systems.
- NFC technology allows convenient smartphone configuration and energy data access.
- S0 pulse output supports remote energy monitoring.
- Backlit matrix LCD display provides clear local measurement information.
- Dual-tariff functionality supports electricity consumption monitoring across different tariff periods.
- 16 resettable counters provide flexible energy tracking.
- Measures active, reactive and apparent energy for detailed electrical analysis.
- 35 mm DIN rail mounting simplifies installation in distribution boards.
- Sealable terminal protection supports metering integrity.
- Suitable for energy management, EV charging infrastructure and industrial automation.
Key Features
- Finder 7M Series multifunction electronic energy meter.
- 7M.38 three-phase bidirectional metering configuration.
- 3 × 230/400 V AC nominal system voltage.
- 50/60 Hz operating frequency.
- 5 A reference current with 80 A maximum current.
- Direct-connected energy measurement.
- Three-phase three-wire, three-phase four-wire and single-phase system compatibility.
- Class B active energy accuracy according to EN 50470-3.
- Class 2 reactive energy accuracy according to EN 62053-23.
- MID-certified active energy measurement.
- Integrated RS485 Modbus RTU interface.
- S0 pulse output for remote energy monitoring.
- Optical IR communication interface.
- NFC interface for compatible smartphone interaction.
- Backlit matrix LCD display with multifunction touch control.
- 16 configurable resettable energy counters.
- Dual-tariff energy measurement capability.
- Sealable tamper-resistant terminal shield.
- 35 mm DIN rail mounting according to EN 60715.
Technical Specifications
- Manufacturer: Finder
- Series: 7M Series
- Product family: 7M.38
- Model: 7M.38.8.400.0212
- Product type: Three-phase multifunction bidirectional electronic energy meter
- Connection type: Direct connection
- Supported electrical systems: Three-phase three-wire, three-phase four-wire and single-phase
- Nominal system voltage: 3 × 230/400 V AC
- Nominal frequency: 50/60 Hz
- Reference current (Iref): 5 A
- Maximum current (Imax): 80 A
- Minimum current (Imin): 0.25 A
- Transitional current (Itr): 0.5 A
- Starting current: 20 mA
- Active energy accuracy: Class B according to EN 50470-3
- Reactive energy accuracy: Class 2 according to EN 62053-23
- Meter certification: MID
- Measurement direction: Bidirectional import and export
- Energy measurements: kWh, kvarh and kVAh
- Instantaneous measurements: Voltage, current, power factor, active power, reactive power, apparent power, frequency, harmonic distortion, phase angle and power flow direction
- Energy counters: 16 resettable counters
- Tariff functionality: Dual tariff
- Display: Backlit matrix LCD
- User interface: Multifunction touch button
- Communication interface: Integrated RS485 Modbus RTU
- Modbus default transmission speed: 19,200 bit/s
- Additional communication: Optical IR and NFC
- Pulse output: S0
- S0 pulse rate: 500 imp/kWh
- NFC operating frequency: 13.56 MHz
- Operating temperature: −25 to +70 °C
- Front protection rating: IP50
- Protection class: Class II
- Mounting: 35 mm DIN rail
- Mounting standard: EN 60715
- Width: 52.5 mm
- Height: 91.7 mm
- Depth: 68.2 mm
- Terminal type: Screw terminals
- Housing colour: Light grey, RAL 7035
- Manufacturer part number: 7M.38.8.400.0212
Advanced Three-Phase Energy Monitoring with Modbus and NFC
The Finder 7M.38.8.400.0212 provides comprehensive energy measurement for modern electrical installations. Its bidirectional measurement capability records imported and exported active energy, making it particularly useful for systems incorporating renewable energy generation, power conversion equipment and electric vehicle charging infrastructure.
The meter measures electrical parameters including voltage, current, power factor, active power, reactive power, apparent power, frequency and total harmonic distortion. These measurements provide valuable insight into electrical system performance, enabling engineers and facility managers to assess electricity consumption, identify unusual operating conditions and support energy efficiency initiatives.
Its integrated RS485 Modbus RTU interface enables connection to compatible building management systems, PLCs, energy monitoring platforms and industrial automation networks. The NFC interface provides additional convenience by allowing configuration and access to energy data through compatible smartphones using the Finder Toolbox application.
MID-Certified Measurement for Reliable Energy Management
The Finder 7M.38.8.400.0212 provides Class B active energy measurement according to EN 50470-3 and is designed for MID-certified metering applications. Its direct measurement capability up to 80 A makes it suitable for many commercial and industrial circuits without the additional installation complexity associated with external current transformers.
With dual-tariff capability, imported and exported energy measurement and 16 resettable counters, the meter can support detailed monitoring of electrical consumption across different operating periods or applications. The backlit LCD enables local access to measurement information, while communication interfaces support integration into wider energy management systems.
The compact 35 mm DIN rail design enables installation within electrical distribution boards and metering assemblies. Correct installation should follow the manufacturer's wiring diagrams, current ratings, protective requirements and applicable electrical standards.
Typical Applications
- Three-phase industrial electrical distribution boards.
- Commercial building electricity sub-metering.
- Electric vehicle charging infrastructure.
- Solar photovoltaic and renewable energy installations.
- Industrial machinery energy consumption monitoring.
- Factory and production facility energy management.
- Building management systems using Modbus RTU.
- PLC and industrial automation monitoring networks.
- HVAC and building services energy measurement.
- Three-phase motor and pumping installations.
- Power import and export monitoring.
- OEM electrical equipment and energy monitoring panels.
