GaOA tiny atmospheric heavy metal on-line analyzer is LANScientific co., LTD., fusion X fluorescence nondestructive testing technology, automatic air particulates enrichment technology, independent research and development of the monitoring instrument miniaturization, the advantages of small size, low detection limit, several accurate, high temporal resolution, which can realize the air particles in the heavy metals such as lead, cadmium, chromium, arsenic continuous monitoring, Suitable for grid and dense distribution, it is widely used in urban atmospheric environment monitoring, factory area unorganized emissions, traffic exhaust emission pollution gas monitoring, emergency monitoring and other fields.
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| Working power supply | 220VAC±10%，50Hz±1Hz |
| Measuring ambient temperature | -40～50℃ |
| Measuring ambient humidity | 0%RH～90%RH |
| Operating temperature of the host | 0℃～40℃ |
| Humidity of the host operating environment | 30%RH～60%RH |
| Size | 300mm×192mm×706mm（L×W×H） |
| weight | 13.5KG |
| Linear demand | ＞0.99 |
| Way to work | Continuous automatic monitoring; One year of trouble-free operation and self-recovery function |
| installation | Use the bracket to run outdoors for a long time, or fixed in the station room operation |
| Monitoring project | Monitor Pb , Cd, Hg , As, Cr, Cu , Zn , Ni and other 30 elements (other elements can be expanded according to the subsequent needs of users) |
| repetitive | HM：RSD<0.5% (Pb standard sample) |
| Measuring range | HM：0-100μg/m3 |
| Minimum detection limit | HM：Ng /m³ (sampling time 1H, flow rate 16.7L/min), the increase of sampling time can reach pg level |
| precision | HM：＜15% (Pb, Cd, As sampling time 4H) |
| Applicable standards | HM：US EPA IO-3.3 standard method “Detection of Heavy Metals in Environmental Particulate Matter by X-ray Fluorescence Spectrometry” |
