KM07-04

Nb,Lora Bulk Smart Ultrasonic ,Digital,Flow Water Meter DN50-DN200

Ultrasonic remote water meter is a combined flow sensor with a microprocessor and adopts advanced ultrasonic measurement technology for precise and reliable measuring the water consumption for commercial and industrial applications. Long service life, complete output communication functions, to meet all kinds of communication and wireless networking requirements, with small flow detection capabilities.

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Description

1. Features

Remote AMR-ready system for wireless, RS485, M-BUS (4-20mA), Wm-BUS, LORA, NB-IOT, or wired communication modes, convenient to manage user's water consumption.
No mechanical move parts, low starting flow rate, bad water quality available, wide range ratio IP68.
High accuracy level and better stability.
Both for cold and hot water.
Horizontal installation
Detect both forward and reverse flow.
Digital display(8-years battery),
No air measurement
Provided with lead seal
Environment C, E2

2. Technical Condition

Maximum permissible error for the	±5%
Lower flow rate zone (MPEι)	±5%
Maximum permissible error for	±2% for water having a temperature ≤30℃
The upper flow rate zone (MPEμ)	±3% for water having a temperature ＞30℃
Temperature class	T30,T50，T70
Water pressure classes	MAP 16
Pressure-loss classes	△P10
Indicating range[m³]	99 999
Resolution of the	0.00005
Indicating device[m³]	0.00005
Flow profile sensitivity classes	U10 D5
Orientation limitation	HORIZONTAL

3. Electronic Parameter

Power supply	Communication Interface	Communication Protocol
3.6V (24VDC 220VAC)	M-BUS, RS485(4-20mA), WM-BUS, LORA, NB-IoT	GB/T 26831, CJ/T188, MODBUS RTU

4. Accuracy Error Curve

5.Installation Dimension

Item No		50	80	100	150	200
L	mm	200	200	250	300	350
H	mm	390	420	440	495	555
D	mm	165	200	220	285	340
nXφD1	mm	4Xφ18	8Xφ18	8Xφ18	8Xφ22	12Xφ22

6. Main Technical Data

Nominal	Starting flow	Q3/Q1	Q2/Q1	Q4 m³/h	Q3 m³/h	Q2 m³/h	Q1 m³/h
Diameter (DN)	Starting flow	Q3/Q1	Q2/Q1	Q4 m³/h	Q3 m³/h	Q2 m³/h	Q1 m³/h
50	0.035	100	1.6	78.75	63	1.008	0.63
65	0.06	100	1.6	125	100	1.6	1
80	0.09	100	1.6	200	160	2.56	1.6
100	0.141	160	1.6	312.5	250	2.501	1.563
125	0.221	160	1.6	312.5	250	2.501	1.563
150	0.318	160	1.6	500	400	4	2.5
200	0.565	160	1.6	787.5	630	6.301	3.938
250	0.883	160	1.6	1250	1000	10	6.25
300	1.27	160	1.6	2000	1600	16	10

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Who Are We?

NINGBO JINGCHENG TECHNOLOGY CO.,LTD.

NINGBO JINGCHENG TECHNOLOGY CO.,LTD. is located in Picturesque Jiangbei Investment Park, NINGBO, CHINA. It is a comprehensive high-tech China Nb,Lora Bulk Smart Ultrasonic ,Digital,Flow Water Meter DN50-DN200 Factory and Custom Nb,Lora Bulk Smart Ultrasonic ,Digital,Flow Water Meter DN50-DN200 Suppliers that integrates scientific research & development, production, sales, and service. It was established in 2002 as a manufacturer and exporter of the water meter for more than 22 years. The factory covers an area of 40 acres (30000squre meters) 200 staff, 100+ types of products, product capacity of 5 million per year. Its product range covers single jet, multi-jet, volumetric piston type, Woltma type, IC card intelligent water meter, remote control water mater, optoelectrical reading direct remote control water meter, purified water meter and ultrasonic water meter which conform to international standard ISO4064B, C, D grade. We have cooperation with many companies at home and abroad. Our main foreign markets are Asia， Africa， Europe, South America, etc.
"Constantly keep improving, insisting on sincerity and good faith " is our goal. We have passed ISO9001:2015 quantity management system and ISO14001:2015 environment system certifications, ISO 45001:2018 Occupation Health Safety Management System, established strict and scientific quality and operation management control procedures, and guaranteed numerous users ' interest.
Under the background of the Ningbo water meter industry's development, Jingcheng Meter actively researches and develops new products that meet the market demand and environmental protection requirements, and received favorable comments from both new and old customers. Following the operation idea of "technology and quality good, sincere service", we are ready to provide you with high-quality products and services for bright prospects with you hand in hand.

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