

Add to Cart
South Africa STS Split Keypad Water Prepaid Meters with RF communication,R160 Class C
South Africa is the origin of STS (Standard transfer specification) standard but it is not the first one to use STS prepayment water meter. Calin as the number 47 of STS Association, is the pioneer of STS prepayment water metering in the world. CA568 is a multi-jet true Class C R160 accuracy, STS compliant prepaid water meter. Most Class C STS prepaid water meter in the market is actually volumetric type and liable to get clogged and lose accuracy in grit particle water environment. Calin's multi-jet type water meter is immune to such water quality and lasts longer years. The meter with accuracy R160 can effectively measure the user's water consumption, it also comes with a high-capacity battery, can be used for up to 15 years.
To top-up or recharge the water meter, a consumer just need to purchase 20 digits' credit token from the vendor and punch in the code with the CIU. With our broad range of prepaid vending solutions, a utility or service provider can manage CA568 series water meter along with STS prepaid electricity meters in one vending system.
Features
a) Can be ordered with DN15, 20 and 25
b) Recharge with 20 digits' token code
c) Split installation with wireless connection CIU
d) Tamper alarm valve shuts
e) STS compliant prepayment algorithm
f) IP68 water proof in flood environments
g) Non-return valve
h) Double strianers
i) Over 10 years’ data retention in absence of power
j) Never get clogged by grit particles
k) Ready for AMR smart metering
Key benefits
1) Supports mobile payment
2) Quick money back and improved cashflow
3) Easy to install, operate and free of maintenance
4) Easy setting on price, overdraft and alarm level with system
5) Supports drive-by reading and AMR reading
6) Remote reading and valve control on / off
7) Accurate billing data
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 | 160 | 160 | 160 | |
Permanent l flow rate | Q3 | m3/h | 2.5 | 4.0 | 6.3 |
Transitional flow rate | Q2 | 0.05 | 0.08 | 0.126 | |
Minimum flow rate | Q1 | 0.0156 | 0.025 | 0.039 | |
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 |