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ADW300A IoT Wireless Energy Meter

The ADW300A new wireless smart energy meter is primarily used to measure the three-phase electrical active energy of low-voltage networks. With RS485 communication and LoRa 470MHz wireless communication capabilities, our ADW300 4G smart meter offers users convenient access to monitor, collect, and manage their electricity consumption.

  • Measurement: 3-phase voltage, current, power, power factor, etc.
  • Communication: RS485, LoRa, 4G, WiFi, LoRaWAN; Supports Bluetooth debugging
  • Measuring maximum demand
  • Accuracy: Class 0.5
  • Frequency: 50Hz
  • Adjustable from 2.5 to 50 minutes, data freeze function, up to 35,000 data points.
  • Harmonic measurements up to 63 times, phase sequence diagnostics, adjustable current polarity
  • CE, IEC, LVD certificates

Product info

IoT Wireless Energy Meter
Measurement:3-phase voltage, current, power, power factor, etc.
Measurement accuracy:Active power: Class 0.5
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

Technical data

Model ADW300A-4G ADW300A-LR ADW300A-LW ADW300A-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 0.5),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 0.5 (ADW300A), Class 1 (ADW300A-CT)
Temperature Accuracy ±2℃
pulse Width of the pulse 80±20ms
Impulse constant 6400imp/kWh, 400imp/kWh
communication Wireless 4G, WiFi, LoRa, LoraWan, Supports Bluetooth debugging
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

 

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