
Feature:
The ultrasonic gas measurement module measures gas flow by measuring the transit time in the medium. It has the characteristics of low power consumption, low starting flow, high-precision measurement, and real-time temperature compensation.

Specifications and models | Spiro - UGM-G 2.5/ G 4 | |
project | Technical indicators | |
level of accuracy | Level 1.5 | |
Indication error | qmin≤q<qt qt _ | ±3% |
qt≤q≤qmax | ±1.5% | |
maximum pressure loss | 180Pa (G 4); 110 Pa (G 2.5) | |
Maximum working pressure | 10kPa | |
Applicable gas source | Natural gas, liquefied petroleum gas | |
Temperature compensation | High-precision real-time temperature compensation | |
proper temperature | -25ºC~+55ºC | |
Relative humidity | 30% ~ 85% | |
Atmospheric pressure | 86kPa ~ 106kPa | |
Power supply for control and metering modules | 3.6V (1 cell of 3.6V lithium battery), ≥12 years | |
Power supply for remote transmission module | 6V (4 cell of 1.5 V alkaline batteries), ≥12 months | |
Instantaneous maximum working current | 300mA | |
average current | 40uA | |
communication method | NB-IoT / CAT-1 /Rola/ Wireless M-Bus | |
Electronically controlled valve | Built-in motor valve, remote valve control | |
Protection level | IP54 | |
Explosion-proof type | intrinsically safe | |
Explosion-proof level | ExibiiBT3 Gb | |
Explosion-proof certificate number | CNEx22.3589X | |
Pipe joint diameter and spacing | 2-M30,130mm | |
Maximum wireless transmission power | ≤200mW |














