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Measuring range: | SO2: 0 ~20 ~200μmol / mol; NOx: 0 ~20 ~200μmol / mol (optional, customizable) O2: 0 ~25% |
Accuracy: | ≤ ± 1% F.S; |
Stability: | Zero drift ≤ ± 1% F.S / 7d; |
Range drift | ≤ ± 1 %F.S / 7d; |
Sample gas flow: | 1.5L / min ± 0.5L / min |
Response time: | T90≤20 seconds (when the gas directly passes through the gas chamber); |
Air chamber pressure: | ≤20Kpa; |
Contact capacity: | 120VAC, 1A 24VDC, 1A; |
Output signal: | 4 ~20mA or 0 ~10mA DC optional; |
Warm-up time: | ≤ 30min |
temperature: | -5 ℃ ~ + 45 ℃; |
Humidity: | ≤90% RH; |
Working power supply: | 220VAC ± 10%, 50Hz ± 5%; |