● Communication Methods: 4G LTE, WiFi, LoRa, LoRaWAN, NB-IoT, RS485
● Communication Protocol: MQTT, MODBUS-RTU, MODBUS-TCP
● Measurement: 3-phase Active Power, Reactive Power, Current, Voltage, Harmonic and etc.
● Application Scenario: Building, Factory, Smart Grids, DB Room and etc
● Rated Voltage: Up to 3×660~792Vac L-L
● Rated Current: 3×1(6)A AC (via CTs)
● HMI Programming: Setting of CT/PT Ratio, Phase Wiring, Communication and etc
● Standard&Certificate: CE; IEC; LVD
Overview
ADW300 wireless meter is mainly used to measure three-phase active power in low-voltage network， It has the functionsof RS485 communication an、 470MHZ wireless communication、GPRS wireless communication、NB-IOT wireless communicationand 4G wireless communication.，It is convenient for users to monitor, collect and manage electricity. It can be flexiblyinstalled in the distribution box to realize the measurement, statistics and analysis of individual electric energyin different regions and loads.Product Features
Wiring Illustration
3-phase 4-wire CT operated
3-phase 3-wire CT operated
Dimension
| Function | Functional description |
| Display mode | LCD (Field form) |
| Electric energy metering | Active power metering (positive and reverse); four quadrant reactive power |
| Electricity measurement | Voltage, current, power factor, frequency, active power, reactive power, apparent power |
| Harmonic function | Total harmonic content and fractional harmonic content (2-31 times) |
| Pulse output | Active Power Pulse Output |
| Three-phase unbalance | Voltage and current imbalance |
| Temperature measurement function | A, B, C, N four-way temperature measurement (optional T) |
| DI/DO | 4DI/2DO(Selection of K) |
| Residual electricity | 1-way Residual Electricity Measurement |
| LED instruction | Pulse and other indication |
| External CT | External open type CT(Selection of W) |
| Electrical parametric alarm | Under-voltage, over-voltage, undercurrent, over-current, under-load, overload, etc |
| Communication | Infrared Communication |
| RS485 Interface (Optional C) | |
| 470MHZ Wireless Transmission (Optional LR) | |
| GPRS Wireless Communication (Optional 2G) | |
| NB-IOT Wireless Communication (Selected NB) | |
| 4G Wireless Communication (Selected 4G) |
