Base Q
analog gas meter
for sizes G1,6; G2,5; G4; G6
Advantages
measurement accuracy
we guarantee a class of accuracy 1.5
in the stated range of flow rates
in the stated range of flow rates
durability
all nodes are designed for reliable
operation over 20 years
operation over 20 years
modem connector
the possibility of integration with
remote systems
remote systems
thermal stability
stable operation in the specified
temperature range
temperature range
thoughtful design
that does not require
maintenance
maintenance
temperature correction
the measured volume is displayed adjusted to standard conditions
Technical Specifications
| Parameter name / Meter size | G1,6 | G2,5 | G4 | G6 | G10 |
|---|---|---|---|---|---|
| Nominal consumption, Qnom, m³/h | 1,6 | 2,5 | 4 | 6 | 10 |
| Maximum flow rate, Qmax, m³/h | 2,5 | 4 | 6 | 10 | 16 |
| Minimum consumption, Qmin, m³/h | |||||
|
0,016 | 0,025 | 0,04 | 0,06 | 0,1 |
|
0,016 | 0,016 | 0,025 | ||
| Transitional consumption, Qt, m³/h | 0,25 | 0,4 | 0,6 | 1 | 1,6 |
| Nominal cyclic volume, dm³ | 1,2 | 2 | 3,5 | ||
| Nominal connection diameter, mm/thread of connecting fittings (ISO 228-1) (depending on the order) | 20/G3/4; 25/G1; 32/G1 1/4 | 32/G1 1/4 | 32/G1 1/4; 40/G1 3/4; 50/G2 |
||
| Mass, kg, max | 1,9 | 3,3 | 4,2 | ||
| The distance between connecting fittings, mm | 110/130 | 250 | 250 | ||
| Overall dimensions LxWxH, mm, max | 205х168х220 | 338х174х248 | 351х210 х311 |
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| The average pressure drop value for flow Qmax, Pa, max: | |||||
|
200 | 300 | |||
|
220 | 330 | |||
| Capacity of the measuring device, m³ | 99999,999 | 99999,99 | |||
| The price of the smallest division of the measuring device, dm³ | 0,2 | 2 | |||
| Class accuracy | 1,5 | ||||
| Class of external mechanical conditions | М1 | ||||
| The limits of allowable relative error in the range intervals of volumetric flow rate at a temperature of (20±2) °C: | |||||
|
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| in the flow range from Qt ≤ Q ≤ Qmax | ± 1,5 % | ||||
| in the flow range from Qmin ≤ Q < Qt | ± 3 % | ||||
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| in the flow range from Qt ≤ Q ≤ Qmax | ± 3 % | ||||
| in the flow range from Qmin ≤ Q < Qt | from minus 6% to 3% | ||||
| Sensitivity threshold, max, m³/h | 0,003 | ||||
| Maximum excess working pressure | 50 kPa (0,5 bar) | ||||
| Operating temperature range, °C | from minus 25 to 55 | ||||
| Standard gas temperature, tb, °C * | 20 | ||||
| The specified average temp., tsp, °C * | 20 | ||||
| Service life | 20 years | ||||
* – for the model with a built-in temperature conversion device