Lora RS485 Modbus

Lora RS485 Modbus

Overview Package Size 20.00cm * 15.00cm * 10.00cm Package Gross Weight 1.000kg ADW300 wireless meter is mainly used to m


Basic Info.
Model NO. ADW220-LR
Installation Direct Connected
Usage Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter
Electric Equipment Three-phase Four-wire
Theory Static Meter
Power Meter Connection Terminal
Measured Signal Continuous Wave
Type Energy Meter
Certification RoHS, ISO, CE
Customized Customized
Interface RS485
Communication Lora, 4G, WiFi
Protocol Modbus-RTU, Dl/T645-07
Accuracy 0.5 or 1 Class
Auxiliary Power AC85V-265V, AC380V, DC24V
Phase Three Phase
Transport Package Carton
Specification ADW300
Trademark Acrel
Origin China
HS Code 9028301400
Production Capacity 200000
Packaging & Delivery
Package Size 20.00cm * 15.00cm * 10.00cm Package Gross Weight 1.000kg
Product Description

ADW300 wireless meter is mainly used to measure three-phase active power in the low-voltage network. It has the functions of RS485 communication and 470MHZ wireless communication. It is convenient for users to monitor, collect and manage electricity. It can be flexibly installed in the distribution box to realize the measurement, statistics, and analysis of individual electric energy in different regions and loads.

Cloud Platform

just feel free to contact me to create an IoT EMS Cloud Platform Experienced Account for you

Product Parameters

Lora RS485 Modbus-RTU 3 Phase Smart Meter Application for Electricity

Input voltageNominal voltage3*220/380V,3*380V,3*57.7/100V3*100V
Consumption<0.5VA(B phase,C phase)
Input currentMaximum current6A
Starting current0.002A
AccuracyClass 0.5S
Temperature accuracy±2ºC
Humidity≤95%(No condensation)


Multiple Communication Methods



WiFi (2.4GHz&5GHz)




Free Trial of IoT Energy Management System

Diverse Electricity Parameters Measurement

kWh (positive and negative)

kVarh (positive and negative)

U, I, P, Q, S, PF, Hz

Harmonic (THDv, 2-31st)

3-phase current&voltage imbalance

DO/DI Switch Function

2 DO Digital Output

4 DI Digital Input

Residual Current Measurement Function

1-channel Residual Current

Paired with Residual Current CTs

Temperature Monitoring Function

Thermistor: NTC

Monitoring: 4-channel Cable Temperature (for A,B,C,N)

Range: -40ºC~+99ºC

Accuracy: ±2ºC

Local Configuration

Keypads HMI for Setting (CT/PT ratio, Wiring and etc)

Setting through Adjustment Software

LCD display8 digits
Measurement of energykWh (positive and negative)
kvarh (positive and negative)
A, B, C phase positive kWh
Electrical parametersU,I,PQ,S,PF,Hz
Harmonic2-31st voltage and current harmonic
Key programming4 keys to communication and set parameters
Temperature measurementA, B, C, N four-way temperature measurement(optional T)
Dl/DO4DI/2DO(Selection of K)
Residual current1-channel
RS485(Modbus-RTU)(Optional: C)
47OMHz Wireless Transmission (Optional: LR)
GPRS Communication(Optional: 2G)
NB-loT Communication(Optional: NB)



Lora RS485 Modbus-RTU 3 Phase Smart Meter Application for Electricity

3-phase 4-wire CT operated3-phase 3-wire CT operated

Company Profile

Acrel Co., Ltd.[stock code: 300286.SZ] is a high-tech enterprise that integrates R&D, production, sales, and service, since its establishment, is committed to providing users with energy efficiency management and powerful security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. Acrel energy efficiency management system including substation operations and maintenance cloud platform, electricity safety management cloud platform, Environmental equipment power consumption monitoring cloud platform, prepaid management (system) cloud platform, intelligent power distribution monitoring system, power quality management system, building energy consumption management system, industrial energy control platform, leakage power monitor and control system, fire-fighting device power monitoring system, fire-proof door monitoring system, emergency lighting and evacuation indicating system, EV charger management system, data center power&environment monitoring system, smart lighting control system, IT isolation power supply system and related products.The company attaches great importance to product quality and innovation. By the end of 2018, the company has 5 trademarks, 18 invention patents, 72 utility model patents, 94 appearance patents, and 147 computer software Copyrights, and has participated in the formulation of national or industrial standards.

Lora RS485 Modbus-RTU 3 Phase Smart Meter Application for Electricity

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