| IoT Wireless Energy Meter | |
| Measurement: | 3-phase voltage, current, power, power factor, etc. |
| Measurement accuracy: | Active power: Class 0.5S |
| Nominal voltage: | AC 3×220/380V,3×230/400V |
| Rated current: | AC 3x1(6)A |
| Frequency: | 50/60Hz |
| Pulse output: | Constant: 6400imp/kWh; 400imp/kWh |
| Consumption: | <1VA(single phase) |
| Dimensions: | Panel: 82*87.8*71.5mm |
| Starting current: | 2‰ln |
| Application: | Building, Factory, Smart Grids, DB Space and etc |
ADW300-LW LoraWan IoT Wireless Energy Meter
ADW300 series wireless smart energy meters are mainly used to measure three-phase active energy in low-voltage grids. Our ADW300-LW smart meter has RS485 communication interface and Lorawan wireless communication in 470MHz, 868MHz, 915MHz and 923MHz bands to help users monitor, record and manage their electricity consumption.
Product info
Technical data
| Model | ADW300-4G | ADW300-LR | ADW300-LW | ADW300-WF |
| Voltage input | nominal voltage | 3×57.7/100V,3×220/380V,3×380/660V,3×100V,3×380V,3×660V |
| Reference frequency | 50Hz | |
| consumption | <0.5VA (Each phase) | |
| Power input | Input current | 3×1(6)A;3×1(6)A(ADW300w),3×20(100A)(ADW300W) |
| Starting current | 1%. Ib(Class 0.5S),4% Ib(Class 1) | |
| consumption | <1VA (Each phase) | |
| Relief supplies | Power supply | AC85~265V |
| Power consumption | <2W | |
| Measuring performance | default | IEC62053-22:2003,IEC62053-21:2003 |
| Effective work accuracy | Class 0.5S (ADW300), Class 1(ADW300W) | |
| Temperature Accuracy | ±2℃ | |
| pulse | Width of the pulse | 80±20ms |
| Impulse constant | 6400imp/kWh, 400imp/kWh | |
| communication | Wireless | 4G, WiFi, LoRa, LoraWan |
| Infrared interface | The constant baud rate is 1200 | |
| RS485 interface | RS485(A,B) | |
| Connection mode | Shielded twisted pair cables | |
| protocol | MODBUS RTU |
| Functions | |
| display mode | LCD |
| Energy measurement | Active kWh (positive and negative), quadrant reactive power energy |
| Electrical measurement | U、I、P、Q、S、PF、F |
| Harmonic function | THDv、Harmonic on 2nd and 31st |
| Three-phase unbalance degree | Voltage asymmetry, current asymmetry |
| Measuring the temperature | Temperature of A/B/C/N (alternative configuration: T) |
| Leakage current | 1 channel differential current measurement |
| TUE/THU | 4DI,2DO(Alternative configuration.K) |
| External current transformer | External open current transformer (alternative configuration: W) |
| Electrical Parameter Alarm | Undervoltage, undercurrent, overcurrent, underload, etc. |
| communication | Infrared communication |
| RS485(Alternative configuration: C) | |
| LR-LoRa: 470MHz | |
| LW-LoraWan: 433MHz, 915MHz, 923MHz | |
| GPRS (alternative configuration: 2G) | |
| 4G/4GHW(Alternative configuration: 4G) | |
| WiFi(Alternative configuration: WiFi) | |
| Step ①: Correct Installation&Wire Meter |  |
| Step ②: Download and register IoT APP |  |
| Step ③: Add counters to your account |  |
| Step ④: Start your 3-month free trial |  |
Product display
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