STS Ultrasonic Prepaid Water Meter_Water Meter_Hunan Zhongding Thermal Technology Co., Ltd.

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Water Meter

STS Ultrasonic Prepaid Water Meter

Hotline：

+86 0730-8752666

Product details

It’s an STS Standard compliant, keypadtype, ultrasonic measurement, high accuracy, automatically valve controlledprepaid water meter. The integrated keypad is offered to enter recharge TOKENand check information by short codes. Stronpay water vending software could beintegrated to local Mobile Money Payment Platform like M-PESA, Alipay, MTN,Airtel, etc. So users can top up PAYG water by mobile money without leaving thehouse.

Metrological Parameters of different size
Size	DN15mm 1/2”	DN20mm 3/4”	DN25mm 1”
Overload flow rate Q4	3.13	5	7.87
Permanent flow rate Q3	2.5	4	6.3
Transitional flow rate Q2	0.016	0.0256	0.04
Minimum flow rate Q1	0.01	0.016	0.0252
Ratio ”R” Q3/Q1	250	250	250
Maximum working pressure	16 Bar	16 Bar	16 Bar
Maximum pressure loss	0.6 Bar	0.6 Bar	0.6 Bar
Maximum reading	99999	99999	99999
Max temperature	50℃	50℃	50℃
Error Q1≦Q≦Q2	5%	5%	5%
Q2≦Q≦Q4	2%	2%	2%

Basic Functionality
Function	Details
Prepayment	STS Standard, recharge by input 20digits TOKEN
Low credit alarm	Alarm value can be set by inputting corresponding TOKEN
Prepaid and post-paid switch	Meter can be switch to prepaid mode or post-paid mode
Non-return valve	Non-return valve inside for preventing back-flow
Anti-tamper	Meter will automatically close the valve after detection of magnetic field and open cover event
Step Tariff	Step Tariff can be set by inputting corresponding TOKEN
Overdraft Collection	Non- Revenue water (Overdraft) can be collected day by day or month by month
Communication	The meter is available with AMI system through LORA RF or Bluetooth 4.0 on request
Information Inquiry	Consumer could check the data like Credit Remain, Total Purchased and Total Credit by input the short code