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- Commodity name: Pure water meter
Pure water meter
keyword:
water meter
Products Detail
尺寸及重量 Dimensions and weight
公称口径 DN (mm ) | 长L Length | 宽B Width | 高H Heigit | 连接螺纹 Connecting Thread | 重量 Weight |
|
|
| mm |
|
| Kg |
|
15 | 165 | 85 | 114 | G3/4B | 1.6 |
|
20 | 195 | 85 | 114 | G1B | 1.8 |
|
25 | 225 | 85 | 114 | G1-1/4B | 2.7 |
|
◎技术参数 Technical parameters
公称口径 ( mm ) | 过载流量Q4 Max Flow | 常用流量Q3 Q3Nominal Flow | 分界流量Q2 Transitional | 最小流量Q1 Q1Min Flow |
|
| Wh |
|
|
15 | 3.125 | 2.5 | 0.05 | 0.031255 |
20 | 5.0 | 4.0 | 0.08 | 0.05 |
25 | 7.875 | 6.3 | 0.126 | 0.07875 |
公称压力Nominal Pressure | P ≤ 1.0Mpa |
|
|
|
工作溫度Max Temperature | 40°C (cold) or 90°C (hot) |
|
|
|
供电电压3.6V锂电池
寿命不小于6年 Power supply voltage 3.6V lithium battery life is not less than 6years.
1.低区(Q1≤Q≤Q2)最大允许误差土5%
Between Q1 and Q2 (excluded) is + 5%
最大允许误差 Maximum Permissible Error
2.高区(Q2≤Q≤Q4)最大允许误差士2%
Between Q2 and Q4 (excluded) is + 2%
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