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LXSZ-K7 Prepayment Water Meter with Smart Card

LXSZ-K7 Prepayment Water Meter with Smart Card

Country/Region china

Company Willfar information technology Company

Categories IC Card Prepaid Water Meter

Update 2020-02-26 22:23:18

ICP License Issued by the Chinese Ministry

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LXSZ-K7 Prepayment Water Meter with Smart Card

As a horizontal dry dial multi-jet water meter, our LXSZ-K7 prepayment water meter with smart card is applicable for measuring flows of cold potable water. It features advantageous reliable measurement performance for revenue billing in domestic applications. An internal valve is provided for realizing the prepaid management function. This prepayment water meter is produced according to the ISO 4064:2005 and BS 5728, while its IC card is designed in line with the ISO 7816.

LXSZ Performance Characteristics
Meter size/Nominal flow rateQnm3/h1.52.52.5
Nominal sizeDNmm152025
Maximum flow rateQmax/Q4 ±2%m3/h3/3.1255/55/5
Transitional flow rateQt/Q2 ±2%l/h50/501)80/801)80/801)
Minimum flow rateQmin/Q1 ±5%l/h30/3150/5050/50
Measuring rangeQ3/Q1HR80R80R80
Continuous load approx.1.6Qnl/h250040004000
Maximum registration99999.999999999.999999999.9999
Maximum LCD display999999.9999999.9999999.9
Pressure classes MAPPNMPa1.01.01.0
Pressure loss classesp63(not exceed 0.063MPa, at any flow rate within the range Q1 to Q3)
Temperature classes MATMAT(Cold)T30T30T30
MAT (Hot)T30/90T30/90T30/90
Maximum water temperature (maximum of 2 hours)Tmax(Cold)505050
Climate conditionsRH93%93%93%
Waterproof protectionIP55IP55IP55
ISO 4064 Class B
Meter size/Nominal flow rateQnM3/h1.52.52.5
Nominal sizeDNmm152025
Transitional flow rateQt ±2%l/h120200200
LXSZ Electronic Performance
Power sourceLithium thionyl chloride battery
Battery lifetimeTypically over 6 years
Battery voltage3.6 V
Max. current at static working status15A
Pulse input0.1m3/p
LCD working temperature-20℃ to 60℃
Valve lifetimeExceeding 10,000 times
Nominal sizeDNmm152025
Meter connection threadISO 228/1inchesG3/4BG1B
Connection pipe threadISO 7/1inchesR1/2R3/4R1
L Meter lengthmm165195225
L1 Distance Card end to meter bodymm785450
W Widthmm888888
H1 Highmm120120

China LXSZ-K7 Prepayment Water Meter with Smart Card

LXSZ-K7 Prepayment Water Meter with Smart Card Images

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