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  • 燃气表温度适应性试验装置.jpg
  • 燃气表温度适应性试验装置2.jpg

Gas Meter Temperature suitability Test Bench

MJ2211-03

Classification:

Gas meter temperature adaptability test device

Product Description

Brief Introduction

The test bench refers to similar equipment of Netherlands National Laboratory (MMI) for EU certification, adopting sonic nozzles as reference standard and following JJG577-2012 diaphragm gas meter verification regulation and JJF1354-2012 diaphragm gas meter testing outline. The flow range is 0.016m3/h ~6m3/h (10m3/h optional)

The main components are sonic nozzles, air drying device, temperature chamber (1m3), heat exchanger, temperature sensor, pressure sensor, testing system, PC and administrative software. 

 

Specification and Function 

1) Accuracy : ≤0.5%

2) Tested meters: 3pcs

3) Suitable for G1~G4 gas meter

4) Pressure sensor range 0~110kPa, accuracy: ≤0.2%

5) Temperature sensor range -50~100℃, accuracy ±≤0.2℃

6) Crystal daily stability <10-5

7) Testing temperature: -25℃, -10℃, 20℃, 40℃ and 55℃

8) Sonic nozzle is adopt quick replacing structure. 

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