
The CA568 operates with a hydraulical ball valve driven by low power usage motor and shuts off when water units finish. The lithium battery has working life up to 5 years and is replacable by authorized technicians. There is a non-return valve at inlet of the meter to prevent back flow. Double inside strainers can filter small particles such as drift, dust and pipe line rust to protect the core counter. In a word, Calin CA568 prepaid water covers all of your concerns on the stability and security of a water meter.
CIU means customer interface unit. It is a 3x4 button keypad with LCD display to be installed within customer's house. It connects with the water meter outdoors via RF / LORA wireless communication. CIU is used for recharge token input and info check. This split type design greatly reduce the tamper on meter side.
Integration with mobile money and mobile payment offers you instant money back and normalized revenue collection. You can vend to your customer 24/7 with no cost of keeping physical vending sales point of operator manpower. Customers only send SMS or USSD to purchase water units and the recharge token can be automatically sent to their mobile phone.
Features
a) Variety of size available on request from DN15, 20 up to DN 100
b) Compliant with STS prepayment standard
c) Mobile payment supported
d) Stable and reliable, insensitive to grit particles in water,not liable to jammed or accuracy loss
e) LCD display
g) Shuts on tamper such as magnetic interference, battery removal, or case damage
h) Pre-set Low credit warning
i) Over 15 year data detention when there is no power
Key benefits
1) Light and easy to install and maintenance
2) Flexible tariff setting and charge setting
3) Ready for connection with AMR HES server
4) Free basic water, emergency credit, low credit warning can be configured
5) Drive-by, walk-by, AMR reading supported
6) Remote on / off from HES
7) Reduced operational cost and improved cash flow management
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 |
Shenzhen Calinmeter Co,.LTD
Calin, as derived from China League of Innovation, dates back to the year 2006 when our team developed the new generation of CPU card electronic prepaid kilo-watt hour meter for China State Grid. Now there are over 1,000,000 pcs this type of smart prepayment electric meters operating as key revenue protection devices for utilities and service providers in and out of China.
Each member of Calin R&D team ever served in top rank
Chinese meter companies and contributed to the rapid development of
smart metering industry in China. With vast forefront field
experience and expertise, Calin offer a broad metering product
range, comprising of conventional electric meters, water meters,
prepaid meters, wireless communication meters, vending and
management systems, AMR / AMI smart metering solutions, consulting,
training and support.
Calin is the forerunner of prepaid metering industry in China. Our
products and solutions are all developed on the concept of revenue
protection and better management, and thus enjoy very high
reputation in the industry. Even now China is supplying components,
complete products as in OEM, and meter electronic design to many
other meter manufacturers. With this OEM and trade partners,
Calin’s business has expannded to over 30 countries and regions
worldwide.
To share with our clients the benefit from our constant innovation and commit to our clients’ request is Calin’s forever unchanging principle. Running away from responsibility is always condemed. Calin will keep servicing our clients with our best innovation and commitment to create best mutual benefit.