China Flange Type Wireless Cast Iron Material Ultrasonic Water Meter, Find details about China Flow Meter, Water Meter from Flange Type Wireless Cast Iron Material Ultrasonic Water Meter
Diameter | Flow parameters | Length | |||
Q1(m³/h) | Q2(m³/h) | Q3(m³/h) | Q4(m³/h) | mm | |
DN50 | 0.156 | 0.25 | 25 | 31.25 | 200 |
DN65 | 0.250 | 0.40 | 40 | 50 | 200 |
DN80 | 0.394 | 0.63 | 63 | 78.75 | 225 |
DN100 | 0.625 | 1.0 | 100 | 125 | 250 |
DN125 | 1.000 | 1.6 | 160 | 200 | 250 |
DN150 | 1.563 | 2.5 | 250 | 312.5 | 300 |
DN200 | 2.500 | 4.0 | 400 | 500 | 350 |
Accuracy Class | Class 2 | ||||
The error is ±2% in the high region (Q2≤Q≤Q4) and ±5% in the low region (Q1≤Q<Q2) | |||||
Connection | Thread Connection | ||||
Pressure Loss | ≤40KPa | ||||
Pressure | ≤1.6MPa | ||||
Meteorologic Class | Q3/Q1=160 | ||||
Data Storage | 18 months history data | ||||
Power outage protection | After a power failure, the accumulated flow rate recorded before the power failure and the corresponding time can be saved, and the metering function will be automatically restored after the power is restored. | ||||
Interface & Communication | Infrared,M-Bus(RS485) | ||||
NB-IOT(Default, one communication per day) | |||||
Power | ER18505 Lithium Battery(Household meter);ER34615 Lithium Battery/DC24V(Flange meter) | ||||
Protection Class | IP65(IP68 Customization needed) | ||||
Environmental Requirement | Temperature:-15°C~+55°C,Ambient relative humidity:<90% | ||||
Installation | Horizontal or Vertical | ||||
Durability | Life Period ≥ 6 years |