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| Categories | Prepaid Water Meters | 
|---|---|
| Brand Name: | Calin | 
| Model Number: | CAW-K | 
| Certification: | CE/SABS/IEC | 
| Place of Origin: | China | 
| MOQ: | Negotiation | 
| Price: | Negotiation | 
| Payment Terms: | western Union,Paypal, T/T, L/C | 
| Supply Ability: | 10,000pcs per month | 
| Delivery Time: | 30 days | 
| Packaging Details: | Carton | 
| Product Name: | Keypad type STS Prepaid water meter | 
| Standard: | STS, 2004/22/EC(MID) | 
| Weight: | 1300G | 
| Display: | LCD / counter | 
| Accuracy: | Class B | 
| Protection: | IP67 | 
| Company Info. | 
| Shenzhen Calinmeter Co,.LTD | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
The meter operates with STS standard compliant 20 digits' code to handle credit . As is code, the recharge credit can be transferred in a digital way and therefore 3rd party payment can be utilized for 24x7 vending.It is easy to use and calculate smartly, No need staff to have the meter reading door by door and over 10 years' data storage in absence of power.
With our broad range of prepaid vending solutions, a utility or service provider can manage CAW series water meter along with STS prepaid electricity meters in one vending system.
Features
a) Multi-platform vending through SMS, POS, online, bank ATM, etc
b) Long battery life and battery is replacable by administrators
c) Can be managed and vended along with prepayment electricity meter
d) Tamper and fraud proof: meter will shut off in tamper mode
Key benefits
1) Compact, light and easy to install
2) Easy vending
3) Easy tariff setting and tracking record of customer purchases
4) Free basic water, emergency credit, low credit warning, debt collection
5) Can be extended for AMR AMI smart metering applications, meter readouts
6) Free of maintenance
Specifications:
| Nominal size | Dn | mm | in-line | ||
| 15 | 20 | 25 | |||
| Maximum flow rate | Q4 | m3/h | 3.125 | 5.0 | 7.875 | 
| Ratio “R” | Q3/Q1 | 80 | 80 | 80 | |
| Permanent l flow rate | Q33 | m3/h | 2.5 | 4.0 | 6.3 | 
| Transitional flow rate | Q22 | 0.05 | 0.08 | 0.126 | |
| Minimum flow rate | Q11 | 0.031 | 0.05 | 0.0787 | |
| Minimum reading | m3 | 0.0005 | |||
| Maximum reading | 99999 | ||||
Maximum Permission Error (MPE)
Q1≦Q≦,Q2 MPE =+ 5% Q2≦Q≦Q4, MPE= + 2% (For hot water metering, MPE=+ 3%)
Dimensions and diagram
| Nominal size | Length | Width | Height | Thread | 
| mm | D | |||
| 15 | 165 | 101 | 124 | G3/4B | 
| 20 | 195 | 101 | 124 | G1B | 
| 25 | 225 | 101 | 124 | G5/4B | 
Our service:
1. We will reply you as soon as possible after receiving your
enquiry.
2. We can offer both OEM and ODM service according to customers'
request.
3. If novelties exist in any non-human-made problems, please
contact us at your first
time and we will offer you a satisfactory solution according to
actual situation.
4. The lead time of samples would be 1-7 days.
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