| Measuring items |
Suspended particulate matter (SPM) in the ambient air |
| Measuring method |
Beta ray attenuation method |
| Range |
0 – 1,000 / 2,000 / 5,000ug/m³ (selectable) |
| Repeatability |
within ±1% of mass foil concentration |
| Zero drift |
0.5% |
| Span drift |
within ±1% / full scale (1 day) |
| Linearity |
within ±1% / full scale |
| Ambient temperature |
5 – 45°C |
| Analog output |
0 – 1V / 0 – 5V or 4 – 20mA (option) |
| Sample flow rate |
Stabilized flow control by 16.7 L/min |
| Sample filter |
Glass Fiber Roll, L=20m |
| Display |
5 inch Graphic LCD |
| Comport |
Ethernet, USB 2.0, RS-232 ,RS-422 |
| Internal data memory |
Measuring data (1 hour / 1year), Operation history, Messages, Alert |
| Power requirement |
정격: 25.4V 30Ah / 용량: 29.4Ah |
