Chracteristic :
- Dry type magnetic drive
- Vacum sealed counter, frost proven, keeping clear reading for long term
- Removable structure, easy installation and maintenance
- Mechanism system for normal
- Bog flow capable, low head loss
- Remote transmission data accord with GB/T778.1-3-2007
Working Conditions :
Water temperature 0°C ≤ 1 ≤ 30°C (for water meter)
0°C ≤ 1 ≤ 90°C (for hot water meter)
Water Pressure :≤ 1 MPa
Maximum Permissible Error :
from the minimum flow rate Q1 (including Q1)
to the lower of the transitional Q2 (exluding Q2) ±5%
to the higher zone of the maximum flow rate (including Q4) : ±2%
Technical Permissible Error :
Grade Of Accuracy Rate | 2 |
Ratio Q2/Q1 | 50 |
80 | |
Permanent Flow rate qp(m3/h) | 1000 |
Transitional Flow Rate qt(L/h) | 32 |
20 | |
Min. Flow Rate qt(L/h) | 20 |
12.5 | |
Overload Flow Rate qt(m3/h) | 1250 |
Min Reading Min (m3) | 0.001/0.01 |
Max Reading Max (m3) | 9999999/99999999 |