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Prepaid Valve Control Water Meter with AMR Application

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Model NO.:
MJ-VC
Install:
Horizontal
Medium Temperature:
Cold Water
Level Measurement:
B
Counter Instructions:
Digital
Nominal Diameter:
15-50mm
Application:
Civil
Principle:
Speed of Water Meter
Medium Pressure:
General Water Meter
Work Environment:
Dry Water Meter
15~20mm:
1/2"~3/4"
Trademark:
NWM or OEM
Transport Package:
Pallets
Specification:
CE approval
Origin:
Nwm Ningbo, China
HS Code:
90282010
Product Description
 

NWM MJ-VC Wireless Valve Control Water Meter

is the water meter combined with integrated chip technology with optical sensors as well as communication module, realizing function of wireless remote data reading and remote valve control; It is a terminal by itself which does not need the help of intermediary transmission instruments such  as concentrator,data collector. It communicates with the network directly, it complies with ISO 4064:2014 standard, approved with BA Z-14-1131 ,it is used to measure the total amount of portable water passing through the pipeline and is a perfect choice for industrial or domestic water meter application in modern smart water management.
 
  1. Technical Data
 

A. Dimensions and Weights

 
  


 
Size                                                                 Dn15                                                       Dn20
L (mm)165190
L1 (mm)224254
D (mm)G3/4BG1B
d (mm)R1/2R3/4
H (mm)150150
(mm)103.3103.3
Weight(Kg)1.691.77
Weight added with tail piece(kg)0.180.28
 

MJ-VC
  1. Flow Relative Parameters
 
SizemmDn15Dn20
RQ3/Q180
Q4m3/h3.1255
Q3m3/h2.54
Q2l/h5080
Q1l/h31.350
Ks (Start flow rate)l/h<15<20
Max. Readingm39999.9999
Remote Max.Readingm39999.99
Min. ReadingLiter0.1
Remote Min. ReadingLiter10L
Max. PressureMAPMAP16
Max. TemperatureºC0.1<T< 50
Pressure Loss<0.063Mpa
Installation positionHorizontal
  1. Accuracy Curve
 
  

 
  1. In the lower zone (Q1≤Q≤Q2), maximum permission error is ±5%
  2. In the upper zone (Q2≤Q≤Q4): maximum permission error is ±2%( T≤30˚C)
maximum permission error is ±3% (30˚C <T≤50˚C)
  1. Electrical Parameters
 
Description                                                             Parameters
Working Voltage3.0~3.6V
Data Acquisition ModePhotoelectric direct reading
Electronic resolution10L
Communication MethodLORA/CDMA/GPRS
Working FrequencyTX:410-414.975MHz;RX:420-424.975MHz
Modulation MethodOPSK/OQPSK
Transmit Power24+6/-1dB @conduction typical value
RX Sensitivity≤-106dBm @conduction typical value
Communication DistanceUnder Moving signal coverage
Sleep Current≤15µA
Waterproofing ClassIP68


MJ-VC
  1. Functions
 
Description
  • Automatic data uploading
  • Re-uploading data
  • Timed peak uploading shifting
  • Remote valve control
  • Special communication frequency regulation
  • Intensive data collection
  • 31 group of daily data record
  • 18 group of monthly data record
  • Low voltage alarm
  • Abnormal photoelectric alarm
  • Valve fault alarm
  • Abnormal uploading alarm


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