Tuya / Wi-Fi
VoltEdge Energy Metering Range
VoltEdge ReferenceVE-EM4321-DT-BI
Three-Phase Direct Energy Meter
DIN-rail multifunction three-phase energy meter for direct connection up to 100 A, combining local electrical measurement with Tuya smart connectivity and RS485 Modbus RTU integration.
Metering / FormatDirect
PhaseThree phase
Connectivity / CommunicationTuya / Wi-Fi + RS485 + Modbus RTU
100 A direct · Tuya / Wi-Fi · RS485 Modbus RTU
VE-EM4321-DT-BIProduct image
Product overview
Key features
- Three-phase direct measurement up to 100 A
- Tuya / Wi-Fi smart monitoring
- RS485 communication with Modbus RTU
- Bidirectional active and reactive energy measurement
- Multi-tariff energy measurement
- Voltage and current total harmonic distortion measurement
- DIN-rail mounting in a 4-module format
Technical specifications
- VoltEdge reference
- VE-EM4321-DT-BI
- Metering architecture
- Direct connected
- Phase
- Three phase
- Maximum current
- 100 A
- Connectivity
- Tuya / Wi-Fi + RS485
- Protocol
- Modbus RTU
- RS485 baud rate
- 1200–38400 bps
- Mounting
- TH35 DIN rail, 4-module width
- Dimensions
- 72 × 100 × 66 mm
Application guidance
Typical applications
Final product selection should follow the product documentation and the electrical requirements of the installation.
01Commercial and light-industrial energy monitoring
02Three-phase distribution boards
03Building monitoring systems
04Automation and data-acquisition systems using RS485 Modbus RTU
Technical documentation
Technical Resources
Access the technical documents for VE-EM4321-DT-BI, including installation, operating and communication information where applicable.
Product support
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