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The CA568-R21 is an electronic valve controlled water meter that complies with STS. It is an ideal household water meter for revenue protection and user management. The CA568-R21 is equipped with a Customer Interface Unit (CIU) for inputting recharge tokens and information codes. Its communication mode is RF-LORA. Tariff charging and AMR data transmission are its two highlight functions.
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Nominal size |
DN |
mm |
In-line |
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15 |
20 |
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Maximum flow rate |
Q4 |
m³/h |
3.125 |
5.0 |
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Ratio“R” |
Q3/Q1 |
m³/h |
160 |
160 |
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Permanent l flow rate |
Q3 |
2.5 |
4.0 |
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Transitional flow rate |
Q2 |
1/h |
25 |
40 |
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Minimum flow rate |
Q1 |
15.625 |
25 |
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Maximum working pressure |
Bar |
25 |
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Maximum pressure loss as complete unit including the shut off valve and piping |
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Maximum working temperature |
℃ |
50 |
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Maximum reading |
m³ |
99999 |
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Maximum Permissible Error(MPE) |
% |
Q1≦Q≦Q2: MPE = ± 5% Q2≦Q≦Q4: MPE = ± 2%
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