Features: 
1. With the advantage of both wet and dry type water meter, high sensitivity, small starting flow; 
2. Wide Application
3. Remote transmission and direct reading, support online and wireless meter reading; 
4. Simple structure, reliable capacity. 

Working Condition: 
<1>Base table
A. Pressure: ≤ 1MPa OR 1.6MPa
B. Temperature: For cold water meter 0.1° C~30° C
<2>Optical Remote Sensor: 
A. Temperature: -20° C~+50° C
B. Relative humidity: 10%~93%
C. Air pressure: 86kPa~106kPa
Pressure Loss: 
Δ P<0.063MPa
Class: A Class(Accuracy)
The Max permissible error between 0.1° C and 30° C: 
A. In the upper zone(Q2≤ Q≤ Q4)is ± 2%
B. In the lower zone(Q1≤ Q≤ Q2)is ± 5%