thread type:High/negative pressure gas
| DN（mm） | Flow ange Nm3/h | Pressure（Mpa） | Temp （℃） | Accuracy （%） |
1.threaded type diameter：DN6mm~50mm; 2.don’t have moving part and high accuracy 3.Fast measure,good repeatability 0.03~0.06% 4.Small pressure loss,only about 1/2△P. no zero dirft 5.Accuracy class: ±0.5%;±1.0%;±1.5% 6.Wide measurement range:1:10;1:100 7.If the media with particles and dustthe flow meter also can accurate measurement； 8.Working pressure：-40℃～+70℃；(when the tem>70℃ or <-40℃ must choose high temperature flow meter) 9.Working pressure：0～+70Mpa 10.Compensation type：tem compensation（show pressure）;pressure compensation（show pressure）; 11.Accurate measurement：the flow in the table is normal ,if the flow lower than table flow please saw small flow. 12.LCD display：accumulated flow, instant flow 13.Long life：8~10 years; 14. Anti-vibration,Anti- Electromagnetic interference 15.Able to adopt hang weitht method to test the flow meter. 16.Convenient installation and maintenance 17.material:Carbon Steel;SS304,316,316L 18.Power supply:3.6V lithium battery,24VD 19.double power supply: 3.6V lithium battery+24VD 20.Output：4～20mA；RS485/RS232；pulse,0-10V； Hart protocol; paperless recorder; remote meter reading; GPRS output, etc.； 21.Protection Rank：IP65；IP67； 22. Explosion- Prevent Symbol： ExiaIICT4； ExdIICT4； 23.Execution standard:Q/QZRX001-2007 |
| 6 | 2-20 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 8 | 2-20 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 10 | 2-20 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 12 | 2-20 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 15 | 2-20 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 20 | 3-30 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 25 | 5-50 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 32 | 8-80 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 40 | 13-130 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% | |
| 50 | 20-200 | 0～70 | -40～+700 | ±0.5%±1.0%±1.5% |