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Detection principle | Electrochemical principle | ||
Measuring range | 0-100ppm、200ppm、500ppm、1000ppm、2000ppm、5000ppm | ||
Resolution | 0.01ppm(0-100)、1ppm(0-5000) | Gas unit | Ppm and mg/m? |
Testing way | Pump suction type | Alarm mode | Acousto-optic alarm |
Precision | ≤±3%(F.S) | Repetitiveness | ≤±1% |
Linear error | ≤±1% | Zero drift | ≤ ±1% (F.S/ year) |
Response time | ≤20 seconds | Recovery time | ≤ 30 seconds |
Explosion-proof type | Intrinsically safe type | Levels of protection | IP65 |
Explosion proof sign / number | Ex ib IIC T3 GB/ CNEx17.2211 | Battery capacity | 3.7VDC,1800mAh(with charge) |
Working temperature | -20℃~+70℃ | Relative humidity | 10%~95%RH (non-condensed) |
Data preservation | USB export (standard store 10000) | Sensor life | More than two years |
Pressure limitation | 86-106 KPa | Maximum power dissipation | 2.5W |
Size | 125*52*30(mm) | Weight | 200g |