| main parameters | Parameter range | Resolution | Accuracy |
| Sampling flow | 1.00 L/min | 0.1L/min | Better than ± 2.5% |
| Flue gas dynamic pressure | (0~2000)Pa | 1 Pa | Better than ± 2% |
| Flue hydrostatic | (-30~+30)kPa | 0.01kPa | Better than ± 4% |
| Flow rate range | (0~45)m/s | 0.1m/s | Better than ± 5% |
| Flue gas temperature | (0~600)℃ | 1℃ | Better than 3.0℃ |
| Excess air ratio | 0~99.99 | 0.01 | Better than ± 2.5% |
| O2(Optional) | (0~25)% | 0.1% | Indication error : no more than ± 5%; Repeatability : ≤2%; Response time : ≤90s; Stability: within one hour is the change ≤5% |
| SO2(Optional) | (0~5700/14000)mg/m3 | 1 mg/m3 | |
| NO(Optional) | (0~1300/6700)mg/m3 | 1 mg/m3 | |
| NO2(Optional) | (0~200/2000)mg/m3 | 1 mg/m3 | |
| CO(Optional) | (0~5000/25000)mg/m3 | 1 mg/m3 | |
| CO2(Optional) | (0~50)% | 0.1% | |
| H2S(Optional) | (0~300/1500)mg/m3 | 1 mg/m3 | |
| Data storage capacity | 36,000 group | ||
| Dimensions | (Length 420 × width 220 × high 340) mm | ||
| Total Weight | About 3.0kg | ||
| Power supply | 12V / 4.5Ah NiMH rechargeable batteries | ||
