Беспроводной водомер Lorawan с прямым

Описание и отзывы

Трекер стоимости

Характеристики

 

For this model, there is Class B, Class C, R160 for options.
Supply mobile phone App software to read Water Meter by LoRaWAN

Multi Jet Dry type

Material body: Brass

Sizes: DN15  to  20mm, (½" - ¾"), Available for cold water (50°C)

Accuracy: DN15  to  20mm, (½" - ¾"), Class B / Class C / R160

 

* Multi-flow calibre, small starting flow and high measurement accuracy
* Integrated module, low power design, measurement process is completed in the main body
* The meter is mainly measured in a non-magnetic way, and the charging can be done on the server or system
* Portable installation, no wiring required, no external power supply required
* Stable and reliable: Provides carrier-class reliability access, effectively supporting IoT applications and smart city solutions
* It supports multi-band communication, 868MHz, 923MHz and so on
* Built-in NFC function module, with mobile app terminal can easily and quickly modify parameters
* The mobile app supports DevEUI, APPEUI, and ABP/OATT mode changes for easy maintenance and management
* The mobile app supports the modification of the water meter base for easy maintenance
* 30-45 days of long time data storage
* Long-distance transmission, non-complex environment, transmission distance>1km
* Low power consumption, large capacity lithium battery, ER26500 (8500mAh) can be used, and the service life is 8-10 years
* IP68 waterproof design, three waterproof technology, to ensure that the water meter works properly in harsh environments

 

 

WIRELESS TECHNICAL INDICATORS

Power supply	lithium battery
Power supply	2.1V-3.6V
Working frequency	865-868MHz/915-930MHz
Transmit power	50mW
Battery Life	More than 8 years
	(Once reading data per day)
Receiver sensitivity	-132dBm
Dormancy current	2.5uA
Average current	18uA
Transmission distance	3000m transmission distance(5Kbps)

 

MAIN TECHNICAL DATA      According to ISO4064 (GB/T778.1-1996) Standard

Size		Class	Qs Overload flow	Qp Nominal flow	Qt Transitional flow	Qmin Min flow	Min reading	Max reading
DN(mm)	Inch		m³/h		L/h		m³
15	1/2"	A	3	1.5	150	60	0.0001	99999
		B			120	30
		C			22.5	15
20	3/4"	A	5	2.5	250	100	0.0001	99999
		B			200	50
		C			37.5	25

 

MAIN TECHNICAL DATA      According to ISO4064 (GB/T778.1-2007) Standard

DN SIZE	Mm Inch	15 1/2"	20 3/4"
Q4(m³/h)		3.125	5
Q3(m³/h)		2.5	4
R80	Q2(L/h)	50	80
	Q1(L/h)	31.25	50
R100	Q2(L/h)	40	64
	Q1(L/h)	25	40
R125	Q2(L/h)	32	51.2
	Q1(L/h)	20	32
R160	Q2(L/h)	25	40
	Q1(L/h)	15.625	25
Min reading(m³)		0.00005	0.00005
Max reading(m³)		99,999	99,999
Max pressure(MAP)		16	16
Max loss(ΔP)		63	63
Max temperature		T50	T50

 

INDICATING ERROR

At low zone is ±5% from minimum flow rate  (qmin)  to transitional flow rate (qt) exclusive boundary

At high zone is ±2% from transitional flow rate (qt) to overload flow rate (qs)

 

 

DIMENSIONS AND WEIGHT

D	G¾B	G1B
L(mm)	165	190
B(mm)	81	81
H(mm)	160	160
Weight(kg)	0.92	1.2

 

WORKING CONDITION

Water temperature:≤50℃ for cold water meter

Working pressure:≤1.6Mpa