- Phone
-
Address
No. 181 Wuchang Avenue, Yuhang District, Hangzhou City, Zhejiang Province
Zhejiang Hangyi Instrument Co., Ltd
No. 181 Wuchang Avenue, Yuhang District, Hangzhou City, Zhejiang Province
Technical Parameter
1. Flow range
| Nominal diameter | DN(mm) | Q3 | m3h | ||
| 15 | 2.5 | 100 | 80 | 63 | 1.6 |
| 20 | 4 | 100 | 80 | 63 | 1.6 |
| 25 | 4 | 100 | 80 | 63 | 1.6 |
Q3/ Q1
Q1/ Q2
2. Indication error
The maximum allowable error of the water meter in the high zone (Q2 ≤ Q ≤ Q4) is ± 2% within the range of water temperature from 0.1 ℃ to 30 ℃,
The low zone (Q1 ≤ Q ≤ Q2) is ± 5%.
3. Operating temperature: 0.1-30 ℃
4. Maximum working pressure: 1.0Mpa
5. Pressure loss: ≤ 0.063Mpa
6. Working voltage: 3.6V
| 7. Static working current: ≤ 10 μ A | Installation size: | Nominal diameter | DN(mm) | Long L | Width B | |
| High H | High H1 | Connecting thread | ||||
| 15 | 185 | 94 | 263 | 170 | mm | d |
| 20 | 185 | 94 | 273 | 170 | D | R1/2B |
| 25 | 185 | 94 | 283 | 170 | G3/4B | R3/4B |