ADW300 Series IoT wireless energy meter
ADW300 wireless energy meters have multiple built-in communication modules (4G,WiFi,LoRa,NB-IoT) designed for different situation when paired with IoT energy management system or other demand for remote connection. Meanwhile, ADW300 can provide various extra function module and various electrical parameters measurement to meet different requests from the customers. Also, as the prove for quality, ADW300 is strictly compliant of the standard of IEC 62052-11; IEC62053-22; LVD.
Multiple Communication Methods
● 4G LTE
● NB-IoT
● WiFi (2.4GHz&5GHz)
● LoRa ● RS485 (MODBUS-RTU)
● Paired with IoT Energy Monitoring System
● Total Harmonic
● 2nd~31st Harmonic
● Voltage Unbalance
● Current Unbalance ● 2-channel DO (Digital Ouput)
● 4-channel DI (Digital Input)
● 4-channel Cable Temperature Monitoring
● 1-channel Residual Current Measurement
● Over/Under Current
● Over/Under Voltage
● Over/Under Power
● Phase Loss
| |
| kWh (positive and negative) |
kvarh (positive and negative) |
A,B,C 3-phase positive kWh |
Electric Parameters | U, I, P, Q, S, PF, Hz |
Harmonic | THDv, Harmonic on 2nd-31st |
Pulse output | Active pulse output |
3-Phase Imbalance | Voltage imbalance,current imbalance |
Display | LCD display with 8 digits |
Wireless Comms. | 4G, WiFi, LoRA, NB-IoT (Optional), Support MQTT, MODBUS-TCP protocol |
Wired Comms. | RS485 interface with MODBUS-RTU protocol (Standard) |
Swtich | 4 DI & 2 DO |
Residual Current | 1 way residual current measurement |
Temperature | A,B,C,N. 4 ways temperature measurement |
Optional function | C:RS485(Modbus-RTU) |
K:4DI/2DO |
T:4 channels of temperature measurement |
L:1 channel of residual current measurement |
U:Power outage alarm, 2DI/2DO |
LR:Lora wireless communication |
WF:WiFi wireless communication |
4GHW:4G wireless communication |
| |
| | For High Voltage: 3×57.7~69.24Vac L-N & 100~120Vac L-L (Paired with PT) ------------------------------------------------------------------------------------ For Low Voltage: 3×220~264Vac L-N & 3x380~456Vac L-L (Direct Connect) 3×380~456Vac L-N & 3x660~792Vac L-L |
Frequency | 50Hz~60Hz |
Comsumption | <0.5 VA (Each phase) |
| 3×1(6)A |
1‰ Ib (Class 0.5S),4‰ Ib (Class 1) |
<1VA (Each phase) |
| Power Supply | 85~265Vac L-N |
Power consumption | <2W |
| Standard | IEC 62053-22:2003,IEC 62053-21:2003 |
Active Power Accuracy | Class 0.5S(ADW300) Class 1(ADW300W) |
Temperature Measuring Accuracy | ±2℃ |
| Width of pulse | 80±20ms |
Pulse constant | 6400imp/kWh , 400imp/kWh |
| | 4G (built in world-wide 4G module for global server frequency bands) WiFi (2.4GHz), LoRa, NB-IoT, RS485 (standard MODBUS-RTU) |
|
| Constant baud rate 1200 |
|
Interface | RS485(A+、B-) |
Connection Mode | Shielded twisted pair conductors |
Protocol | MODBUS-RTU |
| Operating Temperature | -20℃~55℃ |
Storage Temperature | -40℃~70℃ |
Humidity | ≤95% (No condensation) |
Altitude | ≤2000m |
Main Power PIN/Terminal Overview of ADW300