Category: Remote Reading Water Meter

Jul 18 2017

What’s the Difference Between the Intelligent Water Meter & the Common Ones

Intelligent water meter is a new type of water meter which uses modern microelectronics technology, modern sensing technology and intelligent IC card technology to measure water consumption and carry out water data transmission and settlement transaction.

Traditional water meters generally have only flow collection and mechanical indicators to show water consumption. Compared with the function, intelligent water meter is a big step forward. Except for the ability to record water consumption and display electronically, the intelligent meter can also control water consumption in accordance with the agreed number.

 

Advantages of Intelligent water meter

1. Intelligent water meter can record the water consumption and display the number;
2. Intelligent water meter can be control the water consumption in accordance with the agreed water consumption, and automatically complete the ladle water price calculation, while the water can be stored data storage function;
3. Intelligent water meter allows data transmission and transaction settlement through the IC card, with a convenient transaction, accurate calculation, the use of the characteristics of bank settlement.

 

  • Product Description
  • Magnetic interference display: The strong magnet will affect the collection of signals from water meters. In this case, the error code will be displayed in the screen.
    Low battery replacement. When the battery symbol is displayed. The internal battery needs to be replaced.

 

  • Product Description
  • Selected sensitive reed-type pluses
    Resistance to interference
    Keep its fundamental function as standard meter
    Consumption can be collected by remote transit with accurate and reliable reading
    Can be connected with computer , for management,

To See More:

http://www.asmeter.com/products-2.html

Jun 05 2015

Analysis of the advantage and application of remote water meter and technology

1, the advantages of remote water meter Because it appears the basic goal is to solve the immediate acquisition, water meter measurement, supervision and other issues and, therefore, it has obvious advantages in these areas. Because the water is collected, so the way to have a strong deterrent effect, so that users can’t easily plays on the water meter, which makes it stolen water is greatly reduced. Comparison analysis on the water, you can fully understand the volume and abnormal water, to predictive decisions. In addition, the meter from the original manual, data processing can be done directly through the system. 2, remote water meter application

Because remote water use for a short time, and no mature technologies and successful experiences to learn from, plus in the early days of mostly water meter pool, easy because the table pool water and management problems, often leading to remote data base table data and bias issues. The past few years a household one remote system operation analysis, at present mainly has the following problems: ① remote transmission system deficiencies, such as remote acquisition system failures, sensors fault and some induction magnet demagnetization. II water supply quality problems, such as facilities, pools of stagnant water leaks, water meters, some sensor is failure by soaking water, oxidation, affecting the transmission accuracy. ③ external power supply cause problems, such as power failure causing data errors. ④ human factors issues, such as collector was stolen, sensor line transmission system data loss caused by vandalism, signal line, base set wrong or upside down, private tables, tables, and so on. 3, technical analysis of telemeter system Remote Reading Water Meter

(1) far biography meter main has pulse type and straight read type, currently in domestic widely using of far copying table system main for pulse (dry spring tube sensing) way, but due to its itself of design problem, exists following shortcomings: a is its has itself power of features, external for received power brings of inconvenience and fault; II is touch points fibrillation more count and induction not sensitive less count; three is magnetic weakened lost data; four is foreign magnetic field of interference; five is pulse way must online run, not continuous work, Event of a power failure or communication line failure, will cause a permanent loss of pulse number; six are uncorrectable in pulse mode, seven are system needs to set up initial values before running, needs manual meter reading one by one, the high volume. (2) in recent years, have developed point to point on the international emission direct-reading remote water, domestic research department are also developing applications. The products and pulse (dry spring tube sensing) way has unparalleled of advantages, first, for external blackout not effect meter count; second, regardless of what time read table, read out of data are and meter dial Shang of shows value data consistent; its three, in General meter embedded loaded data acquisition and remote communications module, improve has table with and system of reliability, and stability and using life; its four is, data acquisition convenient, can will the measurement value by corresponding communications interface directly transmission to copy table Management Center. From the perspective of practical effects, direct-reading water meter accuracy is much higher than any other way. In addition, information received from other cities at home and abroad: using direct-reading remote water meter accuracy of results obtained by ideal, is becoming a household one preferred way of remote. Source:http://www.asmeter.com/

May 14 2015

On the problem of the application of the telemeter recording system and its development trend

A preface the Ministry of construction in the clear in China’s housing product development platform: easy look-up table and does not interfere with household, allowing manual look-up table and gradual transition to digital transmission, smart water, electricity, gas, heat metering and the interface box Cabinet. As electronic technology, sensor technology, automatic control technology, development of computer and communications technologies, the telemeter recording system has been gaining popularity in the intelligence community.

II, and far copying table system principle and the composition far copying table system of basic work principle is using electronic technology and sensing technology, on traditional meters, and meter, and gas table be improved, makes its became far biography measurement table, in outdoor loaded set measurement system, will each a measurement table sensor outgoing of data, sent to each table of collection device storage, after function transform sent to smart circuit unit, each unit through data bus parallel, in data bus Shang any point are can and computer communications, automatically copy three table data. Telemeter system consists of a remote detection meter, data collector, host controller, software metering server, and meter reading system consists of five parts.

1, remote detection meter by meter, water meter, gas meter, installed sensors, so that it is capable of displaying measurement data, and associated metering pulse signals. Sensor based on magneto-electric conversion technique is essentially or the pulse circuit of photoelectric conversion unit. FarEasTone meter is a mechanical turntable, magnetic probe in a testing header on a scale, and magnetic shielding to prevent interference of external magnetic field, can then pass a generic table restructuring Cheng Yuan detection headers. Shaft turns by probe component’s output to the data collector, which would become final by a certain ratio calculation of measurement data. For example, retrofitting existing Rotary meter that counts in the Hall sensor and magnet can constitute a sensor based on magneto-electric conversion technique, Hall iron mounted on the counting tray, when every turn around the turntable, permanent magnets by Hall element at a time, which produces a measurement on the signal side pulse, and its operating voltage supplied by the collector. Similarly, the photo-electric conversion technique can be used to produce metering pulses, achieve the purpose of the telemeter recording.

2 core, data collection is based on single-chip microcomputer for data acquisition device, used for collecting meter data, alarm, real-time data store for machine with trimmer, communicate with the host controller, and is usually installed on the household testing near the header. And its main function is to collect test header data, accumulation of header data, upload via system bus controller. Its usually have 4 or 8 channels, each channel is connected to 1 meter head. For the protection of the safety and reliability of the system, data collector should have a bottom of the table data and data storage capabilities, should also have a user thread trimmer, system bus disconnection, power failure alarm function. Data acquisition device is usually installed in the vicinity of the meter head, for example: same floor can be installed on the collector on this floor weak current shaft. Power supply data centrally provided by UPS.

3, upper controller is a stand-alone terminal devices for metering systems, UPS power supply. Host controller can be used with data collection, composed of gauges complete small scale meter reading system standard host controller via shielded twisted-pair cable hook up 255 data logger, extended host controller interface hooks unlimited number of data acquisition, communication lines should be guaranteed the total distance less than 1km. Host controller functions are: data acquisition hardware device management, historical data storage, accumulation, acquisition automatic data download, data display, printing, proofing, system maintenance user password settings, user account management, data sharing, and other functions. Host controller provides a rich interface, you can connect a printer, monitor, keyboard, mouse, network adapters, USB devices, and so on. For smaller communities, can be replaced by the upper controller perform cell meter the meter server tasks.

4, meter reading meter reading system server is a large community of networks management servers, for a total distance of more than larger, lines of communication 1km community, meter reading should be added to the server, host controller uses an Ethernet connection and metering server in addition to the functions of network management, remaining with the host controller functionality is basically the same.
Remote Reading Water Meter

5, meter reading system software is the application of data storage, processing, analysis, with automatic data acquisition, data query, data modification, data communication, data printing, system maintenance, management, and other functions.

Third, the functions and features of the telemeter recording system the telemeter recording system has the following three functions: one is an independent user processing feature, each user has an independent run, will not interfere with each other and the short circuit or open circuit system connections bus causing data loss and confusion, ensure that collecting timely, accurate data (consistent with the detection of header data);
Source:http://www.asmeter.com/

Feb 05 2015

Several suggestions on widely used water meter installation, points to note a remote water meter installation

Remote water meter as a new generation of smart meter, use a wide, accurate count without door-to-door meter has now spread widely. The widely used water meter installation, pay attention to safety and convenience.
For a long time, the water meters are usually installed outside of the South, some mounted on the wall of the building, installation of water meter hole in the ground, has no uniform standard for the installation. Groundwater table covers are lighter can not withstand the vehicle rolled erosion, much less tolerate cold weather test, especially in recent years, the La Nina weather phenomenon, resulting in Jiangnan region temperature normal cool, frequent water frost damage.

Water meter installed taking into account safety and convenience, should not be installed in sensitive to freezing and exposure conditions, should be installed in a closed solid, dry-and sediment pollution, prevent water erosion-proof vehicles rolling sites, so as to further improve the quality of water services, resolving the contradiction between water supply and charges, avoiding unnecessary waste.

Therefore, the unified houses under construction when a water meter installation environment, relevant departments as soon as possible a clear design standards, introduction of specification for installation of House in a well designed and built a margin for piping or equipment. Water meter installation planning for routine inspection and maintenance, as well as frost damage and facilitate unified meter reading and management. Existing and underground water meters will be installed on the wall reinforcement and protection work, add strong durable wall water meter protection box, reinforced surface water table covers, in cold weather before the water companies should unify the bandage cold warm outdoor water meter equipment, increase the security level.
Remote water meter installation, to pay attention to these matters. Such as winter frost, best signal transmission area can open, and user-friendly as possible and water Division.

source:http://www.asmeter.com/

Jan 31 2015

Remote meter base table technology specific requirements

Base table length, connecting ends of threaded or flanged, pressure loss and flow rate technical parameters should comply with the relevant provisions of the national standard GB/T778-1996 in the water meter, and at least b-class accuracy grade. Base tables should have the manufacturer’s name or trademark and the product name, model.

Sensor specifications:
Sensors in intelligent remote water meter system is the most critical part of is the key part of this selection and use.
(1) sensor signal conversion methods can be divided into: 1, real time conversion type: electromechanical conversion unit of the sensor turns the signal in continuous motion in General continues to produce electrical signal components. 2, direct-reading: these sensors are electromechanical conversion unit in telemeter recording directly from a base table only if the mechanical indication device reads the cumulative traffic signals.
(2) the sensor shall be ≥ 7 years service life.
(3) the selection and use, direct-reading sensor should be preferred.
(4) the sensor should be better protected against electromagnetic fields, radiation, water hammer, such as outside interference. Electrostatic discharge, electrostatic field, radiofrequency electromagnetic radiation, electrical fast transient/burst, surge (impact) under electromagnetic disturbance, such as, the sensor should not be damaged, data processing and storage of the sensor should not be lost memory data.

(5) in dry and hot, cold, hot and humid weather conditions, the sensor should not be damaged, data processing and storage, memory data that should not be lost, and be able to work properly. In addition, there should be rain-proof, protected against sunburn.
(6) the sensor signal leads should be reserved for 1 metre long sets of stainless steel hose protection and external line should be in the junction boxes and special crimp terminals.

source:http://www.asmeter.com/

Jan 30 2015

Introduce the relevant knowledge of remote water meter Lightning Protection Technology

1) the system should have internal lightning protection devices, especially in signal acquisition and primary data collector should have better ability to mine, signal collector and the primary collector in using common grounding, grounding resistance should not exceed 1 w, when using special grounding device shall not be more than 4 ω.
(2) the collector and the main signal acquisition devices such as power line power surge arresters, plus signal arrester at the signal input line. Lightning protection measures for the further protection of equipment should be provided plus all technical parameters of SPD to prevent external changes in equipment performance after the SPD, so that system does not work correctly and the meter.

System test method
1) system testing will be necessary before a formal application can complete system testing, also can be partially separate trials.
2) sensor electrical conversion error test. Test results shall meet the requirements, namely, electronic counting signals form the cumulative flow of electronic value and mechanical counting error ≤ ± 1m3 integrated flux value.
3) sensor reliability test of mechanical and electrical conversion. Real-time intelligent remote meter test carried out in a relatively harsh environment you should choose, check the environmental impact on the sensor. Direct reading intelligent fareastone meter tests carry-select at least the wheel under the most unfavourable conditions, such as phases after jumps from 9 to 0, jumping process required less than 3 characters. Read test before and after mechanical readouts and electronic reading and comparing the data to determine its identity and relevance, required reading, not wrong code, garbled text and blind spots, and so on.
4) collector, the collector and the handsheets test. Parameters of testing device functionality, performance, and compliance requirements. Far Eastone Telecommunications testing can be conducted concurrently, terminals use GPRS communication mode, such as CDMA, GSM and telephone lines. Communications should be safe, reliable, accurate and timely data.

5) meter reading cycle of once a day. Recording symptoms, and do analysis. Technical summary of performed on a monthly basis.
6) summary every three months. After one year to undertake a comprehensive analysis and summary inspection system sensor measurement accuracy and reliability, testing system functionality, performance, and whether it meets the requirements of the parameters, the stability of the system to meet the requirements. To determine whether the system can be used.

source:http://www.asmeter.com/

Jan 20 2015

Some basic installation of remote water meter

Water meter is every family is a measurement commonly used machines,water metering and water companies to account for the convenient product.With advances in technology and people’s precise standards for water meters have become increasingly demanding, intelligent remote water meterhave been developed and are now gradually being accepted and used.

But above the installation, remote water meter must be installed in order to ensure normal performance.
    First of all, before starting theinstallation to select the right environment, not prolonged exposure toSun, corrosive substances, etc, can extend the service life of the water meter second installation of water meters are divided into horizontal,inclined, vertical, such as, for example rotor type water meter forhorizontal installation; and, finally, installed to match the water metermodels and specifications.
Most remote water meter installation it is important to ensure thatproblems such as leaky connection does not appear in the meter, canprovide users with the most accurate measurement of the amount of waterand installed at the right temperature, so it rupture affected water meter performance of normal play.
Aug 27 2014

Electronic Remote Reading Water Meter principle, structure design, application, maintenance and classification.

Intelligent remote meter is a common signaling electronic acquisition module and the electronic module, signal acquisition, data processing, storage and data through the communication line to upload to the repeater, or handheld meter reading device. The body adopts the integrated design, it can real-time record and save the water used by users, each water meter has a unique code, when the intelligent water meter reading instruction received after immediately the water meter data to management system.

Electronic Remote Reading Water Meter

Remote meter reading system of electronic water meter with automatic meter reading mode to replace the traditional manual meter reading, and compared to similar meter reading system, adaptive, network structure characteristics of simple debugging, stable running, convenient extension.

Main function:

Real-time meter reading function, frozen meter reading, Electronic Remote Reading Water Meter, equipment file management, user file management,

Statistical data analysis, report query and print, operation authority management, payment settlement management, data analysis,

Data backup and recovery.

Typical applications:

Single copy: management center set up reading task, the system can automatically copy specified areas of the water meter data information, automatic meter reading function unattended. At the same time, the system also supports manual meter reading function, can copy meter data.

Single copy + remote control mode: water meter inside with valves, management center can at any time on the water meter remote valve, closing valve control.

Single copy + IC card control mode: in addition to have all the features of single copy mode, water meter with IC card circuit and a valve, may realize the IC card prepayment function. Management through the IC card charging control of water meter.

The main parameters:

Remote meter is a mechanical hot and cold water common basis, constitute a remote transmitting system plus, main control parameters selected for flow meter, commonly used flow, overload flow, minimum flow, transitional flow rate, the nominal pressure, the maximum allowable working pressure, pressure loss.

Selection:

1), water meter selection must first consider the water meter working environment: such as water temperature, working pressure, time, measurement range and the water quality of water were selected, then press through the design of flow meter, water meter pressure loss to produce close to and do not exceed the specified value to determine the water meter diameter. In general, nominal diameter less than DN50, should use the rotor type water meter; nominal diameter is more than DN50, should use the spiral wing type water meter; flow meter should be used when the variation range of compound water meter. Give priority to the wet water meter should be in interior design.

2), when the water is even, should be the common flow design flow does not exceed the water meter to determine the Single Jet Dry Dial Brass AMR Remote Reading Water Meter. When there is a fire flow and the need for calibration of flow rate, maximum flow rate is not more than the total water restrictions.

Application:

In the direct reading remote meter gradually overcome the technology difficulty is big, precision requirements of higher disadvantage entering the mature stage, pulse meter is already in the application specification product reliability, product technology, product in engineering and user recognition and entered the mature period. With the development of automatic meter reading market, pulse type, direct reading remote meter from opposition to unification, from exclusion to be complementary. There will be more and more manufacturers should the market demand, the left hand provides a pulse type, the right hand to provide direct reading. Direct reading water meter and pulse meter will be in for a long period of each share, two of the world, and sharing of automatic meter reading market a better future.

http://www.asmeter.com

Jul 01 2014

AMR Remote Reading Brass Cold Water Meter works、table outlining the characteristics and advantages

Summary

In recent years, with the domestic water supply industry “a form of” carrying out, tap water charge system is an important reform, at the same time meter number increase, meter reading workload increases day by day, centralized meter reading to advance work efficiency and service level meter reading technology, has become the consensus of the water supply industry.

AMR Remote Reading Brass Cold Water Meter

The necessity of AMR Remote Reading Brass Cold Water Meter using the industry company

1, centralized meter reading system can realize monitoring, the fault can be found in a timely manner. For a city if all adopt the automatic meter reading mode after inspection is a can not be ignored.

2, centralized meter reading system can use is now very mature long-distance communication system, such as GPRS, broadband network, ADSL, mobile phone text messages and other methods to achieve the city’s network, and has been widely used in the bank for collection charges of governance, the meter reading and charging link to realize completely automation.

3, a water supply part can provide better and more perfect service, also can get more accurate water demand, especially for trade or industrial water meter.

4, centralized meter reading system can simplify the supply part of the management level, reduce or even eliminate the divided charges management business sites that require more than one person, the full realization of network governance.

5, because the centralized meter reading is an independent product, life can do and consistent base table, so the water supply part can be justifiably extraction of repair funds, so as to realize the sustainable operation table.

Begin from ninety time end, most city water supply company can not increase the number of meter reading staff, progress meter reading efficiency, different degrees on the meter and the meter reading system made active attempts, the most for pulse sender Electronic Remote Reading Water Meter, the system structure of pulse signal type water meter + collector. By running the tests for more than ten years, measuring the system correctness, poor reliability, low maintenance workload and other issues are completely unmasked, directly affect the popularization and application of remote meter.

In recent years, a new photoelectric direct reading remote meter reading technology — reading technology, has been quietly rising and a large number of applications, is increasingly becoming the city water supply company of choice.

http://www.asmeter.com

May 26 2014

Use AMR Remote Reading Brass Cold Water Meter, the principle outlined, characteristics, conditions of use and the main purpose

Summary.

Anti flip type water meter is one of the new product of our factory. Only with the latest design. Structural change of water movement, regardless of direction and indicated the same or opposite direction of water meter, water meter can work properly, can eliminate the water meter reverse installation is stealing water behavior.

AMR Remote Reading Brass Cold Water Meter

Characteristic.

AMR Remote Reading Brass Cold Water Meter and the same as ordinary water meter.

The reverse installation of water meter readings to increase, and the error is +3~+20%.

Careful design, advanced structure, convenient installation and repair.

The meter type C table using the pointer type display, E table using a pointer wheel combined display, has clear reading convenience features, small starting flow etc..

The use of prepayment technique, using encryption special treatment guarantee card, table will not be attacked in the water meter and the external data transfer.

The use of large scale special micro processing integrated circuit, high reliability design and manufacturing method, damp proof, moisture-proof, anti jamming, anti attack.

With the purchase of function, can be preset “restriction” to prevent the user from hoarding water.

Water shortage alarm can be preset amount, close the valve alarm water is insufficient, the card can be re open the valve, the water balance is zero shut down, the user to buy water back card to open the valve.

Control valve used to control and manufacturing technology of special, both by water automatic valve maintenance, improves the reliability of long-term use.

With abnormal detection function, automatically close the valve when the magnetic attack or flow sampling signal is cut off.

With the Single Jet Dry Dial Brass AMR Remote Reading Water Meter, large capacity lithium battery prepared table, water table used for a long time; in case of special circumstances, the battery is about to run out of time, the valve will automatically shut down and alarm.

A replaceable battery, replace the battery management can be easily.

With returning function, with special “back using the credit card” to return the remaining inventory of user.

Have a card table, a card can record the same user more meters (water meter, heat meter) the purchase and use of information.

Efficient management, avoid the meter reading, save manpower and material resources, effectively prevent arrears; management software to realize water, water regulation, to realize the scientific management of water use.

All copper hot and cold water technology parameters

Use

The total measure of potable water.

Conditions of use:

Temperature class: T30

Pressure rating: MAP10

Pressure loss grade: P63

The upstream flow sensitivity level: U5

Flow sensitivity level: D0

The maximum permissible error:

A) low area (Q1 ≤ Q < Q2) maximum permissible error of ± 5%

B) high (Q2 ≤ Q ≤ Q4) maximum permissible error of ± 2%

Main technical parameters:

The meter adopts rotary piston type metering mechanism, high precision measurement, counting mechanism adopts a special liquid packaging, has the characteristics of clear reading of delicate appearance, water inlet is provided with a check valve can prevent backflow. According to user requirements can increase the converted into electrical signal output, can realize remote reading purpose.

The water meter technology parameter accords with national standard GB/T778.1 ~ 3-2007 (ISO4064-1 ~ 3:2005, IDT) regulations.

The series of water meters is DN15mm ~ DN20mm with plastic sheets are available.

http://www.asmeter.com