Name: ADW210 IoT Multi-Circuit Energy Meter
Brand: Jiangsu Acrel Micro-grid Research & Development Institute

Acrel ADW210 IoT Multi-Circuit Energy Meter

ADW210 is mainly used for various three-phase power parameter measurement and active and reactive power measurement of low-voltage network. At the same time, the current input of no more than four circuits can be selected. It has RS485 communication and 470MHz wireless communication functions. It can also cooperate with various expansion modules. It is convenient for users to monitor, collect and manage electricity consumption. It can be flexibly installed in the distribution box to realize sub-item electric energy measurement, statistics and analysis for different areas and different loads.

Specification of ADW210 IoT Multi-Circuit Energy Meter

Prototype Function

Expanded Module Function

Technical Parameters (Prototype/Main Body)

Technical Parameters (Paired Current Transformer)

Function	Description
Energy Measurement	kWh (positive and negative)
	vary (positive and negative)
	A, B, C three-phase positive kWh
Electric Parameter	U, I, P, Q, S, PF, Hz
Harmonic	2-31st voltage and current harmonic
Communication	RS485 (MODBUS-RTU); baud rate 1200~38400
Key Programming	4 keypads to set communication and parameters
Display	LCD display, 8-digit
LED Alarm	Over-voltage, over-current, interruption phase
Data Log	Maximum demanded kWh and the time it happened.
SOE	up to 200 pcs, record the on-off status of DO/DI
Pulse Output	Active optocoupler pulse output with open collector
Multi-rate/Tariff	4 time zones & 12 time periods

Expanded Module	Description
AWT100 Communication Module	4G (Global general module)
	2G
	LoRaWAN (868 MHz, 923MHz)
	LoRa (460~510 MHz)
	NB-IoT
-MK Switch Module	12 × DI (input)	Dry contact input with built-in power supply
	4 × DO (output)	Relay normally open contact output; rating AC 250V/3A ,DC 30V/3A
	Power Supply	DC 12V；consumption:≤1W；RJ45 interface
	Communication	RJ45 interface; MODBUS-RTU (communication with the main body)
-MTC Temperature & Residual Current	Temperature Measurement	-20℃~+100℃

	Residual Current Measurement	10~3000 mA
	Accuracy	Temperature: ± 2℃; Residual Current: 1% (Class 1)
Measuring	Power Supply	DC 12V; consumption:≤1W; RJ45 interface
Module	Communication	RJ45 interface; MODBUS-RTU (communication with the main body)

Parameters	Description
Input	Voltage	AC 3×220V/380V
		Overload: 1.2 times of rated value (continuous); 2 times of rated value / 1s

		Power consumption:≤ 0.5VA
	Current	AC 5A, 100A, 400A, 600A; (external open-type CT)
		Overload: 1.2 times of rated value (continuous); 10 times of rated value / 1s

		Power consumption:≤ 0.5VA
	Frequency	45～65Hz
Measuring Accuracy	Voltage&Current	Class 0.5
	Active Power	Class 1
	Reactive Power	Class 2
	Frequency	0.05Hz
	2~31st harmonic	± 1%
Auxiliary Power	AC/DC 85～265V;consumption≤10VA;
EMC	Better than grade 3
Safety	Withstand Voltage	＞AC 2000V/1min
	Insulation Resistance	＞100MΩ
Environment	Working Temperature	-20℃~+60℃
	Storage Temperature	-40℃~+70℃
	Humidity	≤95% (No condensation)
	Altitude	≤2500m

Paired CT	Primary Current	Secondary Current	Aperture(Hole size)	Accuracy Class
AKH-0.66/K-φ10N	5A	1.25mA	10mm	Class 0.5
AKH-0.66/K-φ16N	100A	20mA	16mm	Class 0.5
AKH-0.66/K-φ24N	400A	100mA	24mm	Class 0.5
AKH-0.66/K-φ36N	600A	100mA	36mm	Class 0.5
AKH-0.66-L-45	/	/	/	Class 1
(for residual current)	/	/	/	Class 1

Features of ADW210 IoT Multi-Circuit Energy Meter

Auxiliary functions can be extended through its RJ45 interface to realize DI, DO, temperature measurement, residual current measurement, and 2G, 4G, LoRa, LoRaWan, NB-Lot wireless communication functions;

It can be connected to Acrel cloud platform to realize intelligent management;

It can directly or indirectly measure parameters such as voltage, current, power, power factor, phase angle, unbalance degree, and harmonics.