Place of Origin:
Hunan
Brand Name:
Stron
Certification:
STS
Model Number:
STW36-A
STS Brass Body Dry-type Prepaid Keypad Smart Multi-jet Water Meter
Product introduction
STW36-A is STS standard dry type keypad multi-jet smart prepaid water meter.It can be both applied to residential and commercial field.This prepaid function is that firstly pay,then get water while traditionally users firstly get water and then pay.Therefore,charge problem will be well solved.It has functions of real time display,anti-tamper magnetic field protection,step price setting,automatic non-return valve,low power consumption of battery,mobile payments with API integrated is available.It has certificated with ISO 9001,ISO 14001,ISO 4046.
Characteristics and functions
●Valve-control water meters are multi-jet.
●Ball valve adopted,motor-driven.
●It could be used as keypad water meter.
●Fully sealed installation of modules,secure and reliable.
●Ingress IP68 waterproof protection
●Up to 8 years battery life
●Automatic valve controlling
●STS standard
●Real time o-clock
●Utilities can set step price into meter on request
●Anti-Tamper Magnetic field protection
●RF-LoRa communication(optional)
●Pay by mobile payment M-PESA, Alipay, MTN, Airtel, etc
Technical parameters of different size
| Size | DN15 1/2” | DN20 3/4” | DN25 1” |
| Length(L) | 165/190 | 190 | 225/260 |
| Width(W) | 99 | 99 | 103 |
| Height(H) | 104 | 106 | 114 |
| Connecting Thread | G3/4B | G1B | G1-1/4B |
| Overload flow rate Q4 | 3.13 | 5 | 7.87 |
| Permanent flow rate Q3 | 2.5 | 4 | 6.3 |
| Transitional flow rate Q2 | 0.04 | 0.064 | 0.1 |
| Minimum flow rate Q1 | 0.025 | 0.04 | 0.063 |
| Ratio ”R” Q3/Q1 | 100 | 100 | 100 |
Features
✽ Maximum working pressure: 16 Bar
✽ Maximum pressure loss: 0.6 Bar
✽ Maximum reading: 99999
✽ Working temperature: <50℃
✽ Error: Q1≤Q≤Q2 5%;
Q2≤Q＜Q4 2%
Meter dimension
Cautions
1.After replacing the battery,user must close the moisture-proof cover and tighten the screw.
2. Check the operation of the smart water meter regularly, and pay attention to anti-freezing in winter.
3. For those installed in the pipeline but have not been delivered for use or do not use water for a long time (more than one week), please close all the valves of the smart water meter.
4. If the electronic display of the smart water meter is inconsistent with the wheel or the smart water meter has bugs, the meter shall be measured by the wheel.
Packing&Storage
Each smart water meter should be put in a separate small package to prevent collision during transportation and handling. And also should be placed horizontally.The water meter is a kind of instrument, and the outer package should be marked with "upward" and "handle lightly".The water meter should be stored in a dry place where the ambient temperature is 5-40℃ and the air does not contain corrosive media.
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