Hunan Changde Water Meter Manufacture Co., Ltd.
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Product Features
--Single-jet, dry-dial, register with 5 or 8 numbered roller
--Magnetic drive, resistance to exterior magnet interference,
--Brass body can be painted or nickel coated;
--Pulse output for option.
Working condition(s)
Water temperature 0.1~30℃, 0.1~90℃ for hot water
Working pressure ≤1MPa. (1.6Mpa option) Pressure Loss ΔP63
Accuracy
Low region max. allowable error: From Q1 inclusive up to but excluding Q2 is ± 5%.
High region max. allowable error: From Q2 inclusive up to and including Q4 is ± 2%.
Hot water meter ±3%
Main technical parameters
| Nominal Size DN(mm) | Class of Measurement | Overload Flow-rate Q4(m3/h) | Permanent Flow-rate Q3(m3/h) | Transitional Flow-rate Q2(l/h) | Minimum Flow-rate Q1(l/h) |
| 15 | B | 3 | 1.5 | 120 | 30 |
| 20 | B | 5 | 2.5 | 200 | 50 |