KM03-RF03

Radio Frequency Card Prepaid Ball Valve Control Water Meter

Dry type register, Water consumption by rich reports on PC, residential application with size from DN15 to DN20.

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Description

1. Application

Jingcheng RF card prepaid water meter is the new measuring instrument employing the microprocessor to realize water collection, processing, display, and reserving.

2. Features

● RF card water meter use a pre-paid way to achieve the new management mode of"Purchase , then use".

● Show the different level prices of the water, one card can be used for several meters.

● Double reading display: mechanical and electronic reading, unique battery protection.

● 8 functions:;Anti-theft; anti-magnetic interference;step water price function; data query;easy to change battery; balance alarm; accurate counting;close valve when arrears.

● Stable performance, wide application, low power consumption, long lifetime.

● Electronic component with good sealing performance, and high protection level.

● Meter Body Adopt environmental protection material, High strength, High toughness.

3. Head Loss Curve

4. Accuracy Error Curve

5. Installation Dimension

Item No	L1 Over Length	L Length	W Width	H Heigh	Weight /pcs(kg)	Measurement(cm)	Connection Thread
Item No	L1 Over Length	L Length	W Width	H Heigh	Weight /pcs(kg)	G.W. /N.W	D	d
LXSGZ-15E	260mm	165mm	90mm	110mm	1.2		G3/4	R1/2
LXSGZ-20E	295mm	190mm	90mm	110mm	1.4		G1	R3/4
LXSGZ-25E	345mm	225mm	90mm	110mm	1.6		G1-1/4

6. Technical Data

Operating Voltage	Rated operational voltage	Electricity	Quiescent electricity	Ambient temperature	Low voltage protection	Volume of water per pulse signal
2.5-3.6V	3.6V	<20mA	<25uA	0.1-55 ℃	2.4V	100L

7. Main Technical Data

Model number	LXSGZ-15E			LXSGZ-20E			LXSGS-25E
Nominal diameter (DN)[mm]	15			20			25
Ratio Q3/Q1	R80	R100	R160	R80	R100	R160	R80	R100	R160
Overload flow rate (Q4) [m³/h]	3.125	3.125	3.125	5	5	5	7.875	7.875	7.875
Permanent flow rate (Q3) [m³/h]	2.5	2.5	2.5	4	4	4	6.3	6.3	6.3
Transitional flow rate (Q2) [m³/h]	0.05	0.04	0.025	0.08	0.064	0.04	0.126	0.1	0.063
Minimum flow rate (Q1) [m³/h]	0.032	0.025	0.015	0.05	0.04	0.025	0.08	0.063	0.039375
Accuracy class	2
Maximum permissible error for the lower flow rate zone (MPEι)	±5%
Maximum permissible error for the upper flow rate zone (MPEμ)	±2% for water having a temperature ≤30℃ ±3% for water having a temperature ＞30℃
Temperature class	T30,T50
Water pressure classes	MAP 16
Pressure-loss classes	△P63
Indicating range[m³]	99 999
Resolution of the indicating device[m³]	0.00005
Flow profile sensitivity classes	U10 D5
Orientation limitation	HORIZONTAL

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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 Radio Frequency Card Prepaid Ball Valve Control Water Meter Factory and Custom Radio Frequency Card Prepaid Ball Valve Control Water Meter 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.

Honors and Qualifications

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