Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of gprs intelligent valve control water meter in China. If you're going to wholesale high quality gprs intelligent valve control water meter, welcome to get pricelist and quotation from our factory.

GPRS water meters do not require on-site debugging when installing equipment. This function greatly improves the quality of the project, reduces the cost of wiring construction sites, and can also avoid disputes. Users can take meter readings remotely through repeaters and concentrators, and can also read meter readings through mobile phones and handhelds.
GPRS product technology:
1. The GPRS wireless remote transmission valve control function can facilitate the management department to realize pre-charging, or remote control, remote recharge and other functions.
2. It can realize the tiered water price, which is convenient for the management department to charge according to the tiered water price.
3. In order to ensure the service life and accurate reading of the sensor, the wireless remote water meter adopts the Hall effect sensor. In the circuit design, it can not only judge the forward and reverse of the water meter, but also monitor the cumulative amount of the water meter reverse, and ensure the mechanical degree of the water meter. Always consistent with electronic readings.
After the water meter is packed, it should be transported by vehicles without strong vibration. It will not be directly affected by rain, frost, fog, etc. during transportation.

AMI SYSTEM INTRODUCTION SIMPLE IS SMART…..
System structure diagram as follows
· Server send commands to the data concentrator through network;
· Concentrator transforms the received commands into radio signal and send the signal to the water meters;
· Water meters respond and execute the commands accordingly;
· Water meters deliver the result or data back to the management center as per the original route after the actions finished.
Service
· Quality Gurantee: Water meter for 1 year;
· Support install guide & test in site;
· Date sheet can be sent to other management system easily.

Brief introduction
GPRS wireless water meter belong to high-tech smart water meter, using of advanced wireless transmission technology. It transmission metered information of conventional mechanical water meter to cloud server via GPRS.
GPRS AMR water meter is a combination of GSM wireless access technology and Internet packet switching technology.
Automatically read the metering data via wireless remote network and control the close / open of the valve, and is also able to transfer the data to the back-office system (data center) after reading the meters by wireless handset reader.
Water meter is used for home,garden,commercial,general ,building,municipality
GPRS intelligent water meter has security seal and valve control, uses battery powered,automatic pulse read display

Features
·Connection method is threaded connection
·Non-contact water meter
·Material:Brass body,Brass interface
·Accuracy:class b,r100,r80
·waterproof level:IP68
·Fitting:connctor,Icd display,pulse output,valve control,strainer,reading device,data logger,adapter,actuator,base table,battery operated,connection fittings,coupling,pointer,components,calibrator,counter,register
·Reading Frequency:The reading mode of GPRS water meter system is passive reading. The default reading frequency of water meter is 3 days. Reading frequency 1 time per day is acceptable.
·Module with automatic data storage function when power down arises, assuring the data won’t lost when power down.
·Using GPRS transfer mode that can drastically extend the communication.
·The module uses of deep dormancy time design, it is able to completely close the wireless module during the deep dormancy time period(not in operation during night time ), which drastically help reduce the power dissipation;
·Wide area network, no installation distance and water meter quantity limit.
Application
GPRS system is suitable for the installation of scattered environment, such as rural residential, factory,irrigation and other industries.
Characteristics
1.Long Life-time Battery: Standard ER26500 battery + SPC1520 battery make sure using time is 8 years at least.
2.Reading Technology: Direct reading technology makes sure data accuracy is 100%. 3.Flexible Uplink Frequency: Uplink cycle can be set up to meet management requirement of different users.
4.Design Patent of Battery Detachable Contruction: Battery can be changed individually.
Work process
GPRS water meter transmit data and receive command the from water meter via 2g signal to Platform.
Software advantages
1. Simple installation, the installation method is the same as the mechanical water meter, no wiringis required;
2.The signal transmission is stable without being affected by the communication distance.
3. Short online time, it will go online for 30S to ensure the service life of batteries.
Outline dimensional drawing

Outline dimension
Nominal Diameter | Length L | Length L1 | WidthB | Height H1 | Height H2 | Connecting Thread | |
mm | d | D | |||||
15 | 258 | 165 | 90 | 112 | 184 | R1/2 | G3/4B |
20 | 299 | 195 | 90 | 112 | 184 | R3/4 | G1B |
25 | 345 | 225 | 90 | 114 | R1 | G1 1/4B | |
Technical Parameter
Item | Unit | Details | ||
Nominal diameter | mm | 15 | 20 | 25 |
Q3/Q1 | R80 | |||
Overlolad flow(Q4) | m³/h | 3.125 | 5 | 7.875 |
Nominal flow(Q3) | m³/h | 2.5 | 4 | 6.3 |
Transitional flow(Q2) | m³/h | 0.05 | 0.08 | 0.13 |
Minimum flow(Q1) | m³/h | 0.031 | 0.05 | 0.08 |
Accuracy class | ClassB | |||
Maximum indication | m³ | 999999.9 | ||
Temperature class | T30 | |||
Pressure class | MAP10 | |||
Pressure loss class | ΔP63 | |||
Flow prefile sensitivity class | U10/D5 | |||
Environmental class | Class B | |||
Electromagnetic environmrnt class | E1 | |||
Power supply | 2.1V-3.6V | |||
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