DDZY2397 Single Phase Smart Energy Meter 220V 80A with LoRaWAN Communication and RS485 Interface
The DDZY2397 single-phase IoT smart energy meter delivers comprehensive electrical measurement and management capabilities for residential and commercial applications. This advanced meter features energy measurement, power parameter analysis, time-sharing measurement, real-time data freezing, remote control, and dual communication interfaces (LoRaWAN and RS485).
| Parameter | Specification |
|---|---|
| Model Type | Single phase direct table |
| Standards Compliance | IEC62053-21, IEC62052-11, DL/T645-2007 |
| Rated Voltage | 220V |
| Operating Voltage Range | 80% Un – 115% Un |
| Rated Current Limit | 5A |
| Maximum Current | 80A |
| Starting Current | 0.4% Ib |
| Power Grid Frequency | 50Hz |
| Frequency Range | ±2% |
| Active Measurement Accuracy | Class B / 1 |
| Reactive Measurement Accuracy | Class 2 |
| Active Pulse Constant | 1600 imp/kWh |
| Reactive Pulse Constant | 1600 imp/kvarh |
| Clock Precision | ±0.5S/d (23℃) |
| Operating Temperature Range | -25℃ to +55℃ |
| Extreme Temperature Range | -40℃ to +70℃ |
| Power Consumption | <1.5W, 10VA |
| RS485 Interface | Default 2400bps, optional 1200-9600bps |
| LoRaWAN Frequency | 864-865MHz |
- Forward and reverse active energy measurement with separate accumulation
- 12-month historical energy data storage and display
- Real-time monitoring of voltage, current, power, power factor, and frequency
- Overload protection functionality
- Dual rate programming with flexible time periods (14 periods per day)
- Multiple data freezing modes: instantaneous, regular, daily, and hourly
- Event recording for programming, power events, and system changes
- Remote disconnect and power transmission via RS485 communication
- Active data upload through LoRaWAN wireless network (default 4-hour interval)
- Automatic calibration upon power-up and network connection
The meter features a comprehensive LCD display showing current consumption, historical data, rate status, and system indicators including communication status, reverse power, and relay state.
18-month warranty from delivery date with comprehensive after-sales support including technical documentation, maintenance training, and software updates. Service response within 12 hours of request.
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