Beskrivelse og data
| Measurement Principle | UV Absorption at 254 nm |
|---|---|
| Linear Dynamic Range | 0 to 2,000 μg/m |
| Resolution | 0.1 μg/m |
| Precision (1σ rms noise) | Greater of 0.1 μg/m or 2% of reading (in 10-s measurement mode) |
| Limit of Detection (2σ) | 0.2 μg/m (in 10-s measurement mode) |
| Accuracy | Greater of 0.1 μg/m or 2% of reading |
| NIST-Traceable Calibration | Yes |
| Measurement Interval | “Fast mode: 2 s |
| Measurement mode: 10 s | |
| Data averaging options: 1 min, 5 min, 1 hr” | |
| Flow Rate (nominal) | ~0.8 Liter/min |
| Flow Rate Requirement | >0.5 Liter/min |
| Baseline Drift | “< 0.1 μg/m/day |
| < 5 μg/m/year” | |
| Sensitivity Drift | “< 1%/day |
| < 3%/year” | |
| Measurement Time, Frequency | “Fast mode: 2 s, 0.5 Hz |
| Measurement mode: 10 s, 0.1 Hz” | |
| Response Time, 100% of Step Change | “For 2-s output: 4 s, 2 points |
| For 10-s output: 20 s, 2 points” | |
| Averaging Times | 1 min, 5 min, 1 hr |
| Data Storage | “8,192 lines |
| (2-s fast mode ~4.6 hr; 10-s meas. mode ~1 day; 1-min avg ~6 days; 5-min avg ~1 mo; 1-hr avg ~1 yr)” | |
| Mercury Units | ppb, µg m |
| Pressure Units | torr |
| Temperature Units | K |
| T and P Corrected | Yes |
| Operating Temperature Range | 0 to 50 °C |
| Operating Altitude Range | “~0-13.5 km (150-1,013 mbar) |
| [modifications for higher altitudes available as an option]” | |
| “Power Requirement; | |
| Supplied by battery or 110/220 VAC Power Pack” | 7-24 V dc, nominally 250 mA at 12 V, 3.0 watt |
| External Battery | 7.4 Volt, 1.6 amp hour, Lithium Ion Battery, 5-8 hr |
| Size | 10.2 x 7.6 x 3.8 cm. |
| Weight | 0.34 kg. |
| Data Transfer Baud Rate | 19200 |
| DewLine™ | Yes |
| GPS | Yes |
| Sampling Probe | Available as an option |
