DDZY2397 Single-Phase IoT Smart Energy Meter with LoRaWAN Communication 80A Max Current 220V
The DDZY2397 single-phase IoT smart energy meter delivers comprehensive electrical monitoring with LoRaWAN and RS485 communication capabilities. This advanced meter performs energy measurement, power parameter analysis, time-sharing measurement, real-time freezing, and remote on-off control, making it ideal for various single-phase power consumption applications.
| Parameter | Specification |
|---|---|
| Standards Compliance | IEC62053-21, IEC62052-11, DL/T645-2007 |
| Rated Voltage | 220V |
| Operating Voltage Range | 80% Un – 115% Un |
| Rated Current | 5A |
| Maximum Current | 80A |
| Starting Current | 0.4% Ib |
| Power Grid Frequency | 50Hz |
| 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 | -25℃ to +55℃ |
| Power Consumption | <1.5W, 10VA |
| RS485 Interface | Default 2400bps (1200-9600bps optional) |
| LoRaWAN Frequency | 864-865MHz |
- Measures forward and reverse active energy with separate accumulation for peak, flat, and valley time periods
- Stores and displays power consumption data for previous 12 months
- Monitors voltage, current, power, power factor, frequency with overload protection
- Programmable rate schedules with two rate sets and flexible time periods
- Multiple freezing functions including instantaneous, regular, daily, and hour freezing
- Event recording for zero clearing, programming, power down, and relay operations
- Remote disconnection and power transmission via RS485 communication
- Active data upload through LoRaWAN wireless network (default 4-hour interval)
- Automatic calibration upon power-on and LoRaWAN network connection
- Current, previous month, and 12-month cumulative electricity consumption
- Data display with corresponding unit symbols
- Status indicators for communication, reverse power, rate periods, and programming
- Rate status display (T1-T4 for peak/valley periods)
- Relay state indication (ON/OFF)
Red LED for active power pulse indication (flashes during measurement). Green LED for LoRaWAN module status (solid for online, flashing for connecting).
Important: Live installation of wiring is strictly prohibited! Install indoors whenever possible. For outdoor installation, use special instrument box protection. Mount on fire-resistant, vibration-free walls. Avoid corrosive gases, dust, and salt spray. Use copper wire for terminal connections and tighten all screws securely to prevent overheating.
18-month warranty from delivery date with free repair or replacement for quality issues. Full lifecycle support including technical documentation, maintenance training, and software updates. 12-hour response time for service requests.
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