Description
This product is based on the ultrasonic gas meter, equipped with an IC card intelligent control module, so as to realize the functions of terminal prepayment, settlement and valve control. It is characterized by non-contact, no rotatable parts, large range ratio, good linearity, high reliability and high measurement accuracy.
Key Strengths
No issue of mechanical wear
Excellent repeatability
Bluetooth top-up
No pressure loss
Compact size
No moving parts
High measuring precision
Temperature and pressure compensation
Amount/volume settlement
One meter with one card
No magnetic induction elements, free from magnetic field effect
Key Technologies
Large measuring range
Bi-directional measurements
Small starting flowrate
Intelligent self-diagnostics
Valve shut-off due to overflow and under-voltage
Specifications
| Type |
G1.6 |
G2.5 |
G4 |
| Qmax (m3/h) |
2.5 |
4 |
6 |
| Qmin (m3/h) |
0.016 |
0.025 |
0.04 |
| Qstart (dm3/h) |
3 |
5 |
5 |
| Range ratio |
200:1 |
| Accuracy class |
1.5 |
| Working voltage |
6V |
| Battery |
AA alkaline battery (NO. 5)/ lithium battery 3.5V |
| Working temperature |
﹣15℃～50℃ |
| Maximum working pressure |
10kPa |
| Average working current |
≤1mA |
| Quiescent current |
≤20μA |
| Pressure absorption |
＜200Pa |
| Meter fittings central distance (mm) |
130 |
| Degree of protection |
IP65 |
| ATEX |
ExibII BT3 Gb |
| Measuring resolution |
0.001m³ |
| Valve durability |
>10000 cycles |
| Temperature and pressure compensation |
Optional |
