Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for Single-jet Cold Water Meter, Vertical Water Meter, Hot Removable Woltman Water Meter. We solemnly promise that we will continuously improve the service quality and satisfy customers while ensuring the advanced nature, reliability and stability of the equipment. Since the establishment of our company, we have realized the importance of providing good quality products and the best before-sales and after-sales services.
15mm Prepaid Water Meters
LXSK-E2 is RF Card (inductive) intelligent water meter with remote valve control function in sizes from 15mm to 40mm. It measures the volume of cold water or drinking water passing through the pipelines.
Features
* One meter, one card.
* Multi jet dry or wet type water meter with valve control.
* Ball valve adopted, motor-driven.
* Prepayment Function: user pay first. No payment, no water.
* Synchronization Display Function: LCD display and mechanical display at the same time.
* Alarm function: The valve will close automatically and LCD display alarm information when the balance is less than the set certain volume.
* Battery Shortage:When the battery is not sufficient, the valve shall close automatically
* Anti-magnetic Attack Function: Water meter has automatic protection function. It will shut off the valve when magnetic field approaches.
* Pulse output option: reed switch; hall
Standard Compliance
Technical data conforms to ISO 4064 Class B, R80, R100 standard for horizontal installation.
Main Technical Parameters
Working voltage of sensors: DC2.8 to 3.6V (hall), DC1-10V (reed switch) Power supply: 3.6V Lithium Battery Static Working Current: ≤7uA Status Protection: Self data memory, and save data for more than 10 years. Installation Mode: Horizontal Installation Number of sensors: 2 (double pulse) Working water temperature: 0.1ºC to 30ºC Pressure loss: ≤0.1 Mpa Valve's switching time: 7s No-load working current: 25~35 mA Block running current: ≥ 150Ma Motor life: valve switching times is more than 5,000 times.
Working Conditions
Water temperature: ≤50ºC for cold water meter
Water temperature: ≤90ºC for hot water meter
Water pressure: ≤1MPa (10 bar) Working humidity:<85%
Installation requirements
*The meter should be installed in horizontal position with the direction of the flow as indicated by the arrow cast in the meter body with the register face upwards.
*Pipeline must be flushed before installation.
*The meter should be constantly full of water during operation.
Maximum Permissible Error
In the lower zone from Qmin (Q1) inclusive up to but excluding Qt (Q2) is ±5%. In the upper zone from Qt(Q2) inclusive up to and including Qmax(Q4) is ±2% (cold water meter).
In the upper zone from Qt (Q2) inclusive up to and including Qmax (Q4) is ±3% (hot water meter). 
Accessories
Each water meter has one set couplings optional: 2pcs tube, 2pcs nut and 2pcs gasket
MAIN TECHNICAL DATA According to ISO4064 :2003 (Old Standard)
| Size | Inch | Class | Qmax | Qn | Qt | Qmin | Min reading | Max reading |
| Maximum flow | Nominal flow | Transitional flow | Min flow | |||||
| DN(mm) | m³/h | L/h | m³ | |||||
| 15 | 1/2" | B | 3 | 1.5 | 120 | 30 | 0.00005 | 99999 |
| 20 | 3/4" | B | 5 | 2.5 | 200 | 50 | 0.00005 | 99999 |
| 25 | 1" | B | 7 | 3.5 | 280 | 70 | 0.00005 | 99999 |
| 32 | 11/4" | B | 12 | 6 | 480 | 120 | 0.00005 | 99999 |
| 40 | 11/2" | B | 20 | 10 | 800 | 200 | 0.00005 | 99999 |
MAIN TECHNICAL DATA According to ISO4064:2014(New Standard)
| DN | Mm | 15 | 20 | 25 | 32 | 40 |
| SIZE | Inch | 1/2" | 3/4" | 1" | 11/4" | 11/2" |
| Q4(m³/h) | 3.125 | 5 | 7.875 | 12.5 | 20 | |
| Q3(m³/h) | 2.5 | 4 | 6.3 | 10 | 16 | |
| R80 | Q2(L/h) | 50 | 80 | 126 | 200 | 320 |
| Q1(L/h) | 31.25 | 50 | 78.75 | 125 | 200 | |
| R100 | Q2(L/h) | 40 | 64 | 100.8 | 160 | 256 |
| Q1(L/h) | 25 | 40 | 63 | 100 | 160 | |
| Min reading(m³) | 0.00005 | 0.00005 | 0.00005 | 0.00005 | 0.00005 | |
| Max reading(m³) | 99999 | 99999 | 99999 | 99999 | 99999 | |
| Max pressure(MAP) | 16 | 16 | 16 | 16 | 16 | |
| Max loss(ΔP) | 63 | 63 | 63 | 63 | 63 | |
| Max temperature | T50 | T50 | T50 | T50 | T50 | |
| Pulse output option | reed switch | |||||
| hall | ||||||
Dimensions and Weight
| Meter size | Length | Width | Height | Connecting Thread |
| Dia | ||||
| DN | L | W | H | D |
| mm | mm | |||
| 15 | 165 | 105 | 116 | G 3/4B |
| 20 | 195 | 105 | 116 | G 1B |
| 25 | 225 | 105 | 116 | G1 1/4B |
| 32 | 225 | 105 | 116 | G1 1/2B |
| 40 | 360 | 115 | 225 | G 2'B |
The really abundant projects administration experiences and just one to one particular provider model make the substantial importance of organization communication and our easy understanding of your expectations for Hot Sales RF Card Prepayment Water Meter Stability. Be sure to feel cost-free to speak to us for small business and we believe we are going to share the best trading experience with all our merchants. We also meet new opportunities and challenges with the spirit of continuous progress.
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