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| Brand | 2B Technologies |
|---|---|
| Origin | USA |
| Model | 405 |
| Detection Principle | UV Absorption Spectroscopy at 405 nm |
| Measurement Range | 0–10,000 ppb NO₂ |
| Resolution | 0.1 ppb |
| Accuracy | ±2.5 ppb or ±2.5% of reading (whichever is greater) |
| Detection Limit (2σ) | 3.5 ppb (60 s avg) |
| Response Time (100%) | 40 s (20 s avg) |
| Operating Temperature | 10–50 °C |
| Power Supply | 11–14 V DC or 100–240 V AC, 26 W |
| Dimensions | 43 × 37 × 14 cm (17″ × 14.5″ × 5.5″) |
| Weight | 8.4 kg (18.6 lb) |
| Data Output | USB, RS-232, 0–2.5 V analog, 4–20 mA analog |
| Internal Memory | 8,192 records |
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