| Gases to be detected | Arbitrary combination of 1 ~ 4 types of gases such as toxic gases, oxygen gas, carbon dioxide, inflammable and explosive gases, TVOC, and so on. |
| Optional configuration: temperature and humidity measurements. |
| Application scenarios | All the cases which requires the portable rapid detection of gas concentrations such as petroleum, chemical, pharmaceutical, |
| environmental protection, combustion gas distribution, warehousing, smoke gas analysis, air governance, and so on. |
| Detection range | 0 ~ 1, 10, 100, 1000, 5000, 50000, 100000ppm, 200 mg/L, 100%LEL, 20%, 50%, 100%Vol, can be selected; and other ranges can be customized. |
| Resolution | 0.01ppm or 0.001ppm (0 ~ 10 ppm); |
| 0.01ppm (0 ~ 100 ppm), |
| 0.1ppm (0 ~ 1000 ppm), |
| 1ppm (0 ~ 10000 ppm or more), |
| 0.01 mg/l (0 ~ 200 mg/l), |
| 0.1% LEL, |
| 0.01%Vol, |
| 0.001% Vol |
| Detection principle | Electrochemical, catalytic combustion, infrared, thermal conductivity, PID photoionization, and so on, depending on the type of gas, range, field environment and user demand. |
| Sensor service life | Electrochemical principle: 2 ~ 3 years; Oxygen gas: 2 years or 6 years can be selected; infrared principle: 5 ~ 10 years; |
| catalytic combustion: 3 years; thermal conductivity: 5 years; PID photoionization: 2 ~ 3 years. |
| Maximum allowable error | ≤±3% F.S (higher precision levels can be customized) |
| Linearity | ≤±2% |
| Response time | T90≤30 seconds |
| Recovery time | ≤30 seconds |
| Working environment | Temperature: -40 ℃ ~ + 70 ℃, humidity: ≤10 ~ 95% RH, and built-in filters can be used in high humidity or high dust environment. |
| Sample gas temperature | -40 ℃ ~ + 70 ℃, and the optional configuration of high-temperature sampling and cooling filter handle will be possible to detect the smoke gas at the temperature of 400 ℃ or higher. |
| Temperature and humidity measurement | Optional configuration: temperature at -40 ℃ ~ + 70 ℃, accuracy level at 0.5 ℃; humidity at 0 ~ 100% RH, precision level at 3 % RH |
| Power supply | 3.6VDC, 4500mA high capacity rechargeable polymer battery |
| Display mode | 2.31-inch high-definition color screen |
| Detection mode | Built-in pump-suction type measurement, and flow rate at 500 ml / min. Calibration flow rate should be greater than 500 ml / min, |
| three-way pipe should be connected, so as to ensure that the excessive gas will be discharged from the bypass |
| Alarm mode | It is possible to set as sound & light alarm, vibration alarm, sound & light + vibration alarm, turning off the alarm. |
| Communication interface | USB (charging and communication), optional: RS485 communication interface |
| Data storage | Standard configuration is the data storage capacity for 100, 000 entries |
| Protection level | IP65 |
| Explosion-proof type | Intrinsically safe type |
| Explosion-proof mark | Exia II CT6 |
| Exterior dimensions | 160×70×28mm (L×W×H) |
| Weight | 300 g |
| Standard accessories | Manual, qualification certificate, warranty card, USB charger (including the data cable), high-grade aluminum instrument case, belt clip, humidity dust filter |
| Optional items | Temperature and humidity measurement function, |
| 1.2 m retractable sampling handle (1-10 meter hose, and the standard length is 1meter), |
| 0.4 meter stainless steel sampling handle (with dust filter, not retractable), |
| high temperature sampling and cooling filter handle, |
| high temperature humidity pretreatment system, |
| multiple humidity dust filter, hanging rope, |
| CD-ROM (upper level computer communication software) |
