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美国2B臭氧检测仪106-L与205性能对比
下表比较了各种 2B Tech 臭氧监测仪的规格，旨在帮助确定哪种臭氧监测仪更适合您的应用。如果您有任何疑问或需要帮助来选择更适合您需求的臭氧监测仪，请随时与我们联系。
| Specification | Model | ||
|---|---|---|---|
| 202 | 205 | 106-L | |
| Measurement Principle | UV Absorbance | UV Absorbance | UV Absorbance |
| Dual Beam? | Optional Upgrade | Yes | No |
| Federal Equivalent Method (FEM) | Yes | Yes | Yes |
| Linear Dynamic Range | 0-250 ppm | 0-250 ppm | 0-100 ppm |
| Resolution | 0.1 ppb | 0.1 ppb | 0.1 ppb |
| Precision (1σ for 10-s average; aka rms noise) | 1.5 ppb or 2% of Reading | 1.0 ppb or 2% of Reading | 1.5 ppb or 2% of Reading |
| Accuracy | 1.5 ppb or 2% of Reading | 1.0 ppb or 2% of Reading | 1.5 ppb or 2% of Reading |
| Calibration | NIST Traceable | NIST Traceable | NIST Traceable |
| Limit of Detection (10-s measurement, 2σ) | 3.0 ppb | 2.0 ppb | 3.0 ppb |
| Flow Rate (nominal) | 1 L/min | 1.8 L/min | 1 L/min |
| Flow Rate Requirement | >0.6 L/min | >1.2 L/min | >0.6 L/min |
| Baseline Drift | <2 ppb/day <5 ppb/year | <1 ppb/day <3 ppb/year | <3 ppb/day <6 ppb/year |
| Sensitivity Drift | <1%/day <3%/year | <1%/day <3%/year | <1%/day <3%/year |
| Measurement Time, Frequency | 10 s, 0.1 Hz | 2 s, 0.5 Hz | 2 s, 0.5 Hz |
| Response Time, 100% of Step Change | 20 s 2 points | 4 s 2 points | 4 s 2 points |
| Averaging Times | 1 min, 5 min, 1 hr | 10 s, 1 min, 5 min, 1 hr | 10 s, 1 min, 5 min, 1 hr |
| Ozone Units | ppb, pphm, ppm, µg m-3, mg m-3 | ppb, pphm, ppm, µg m-3, mg m-3 | ppb, pphm, ppm, µg m-3, mg m-3 |
| Pressure Units | mbar, torr | mbar, torr | mbar, torr |
| Temperature Units | °C, K | °C, K | °C, K |
| T and P Corrected | Yes | Yes | Yes |
| Operating Temperature Range | 0 to 50 °C; -20 to 50 °C with low T Mods | 0 to 50 °C; -20 to 50 °C with low T Mods | 0 to 50 °C |
| Operating Altitude | ~0-13.5 km (0-25 km option) | ~0-13.5 km (0-25 km option) | ~0-13.5 km (0-25 km option) |
| Power Requirement | 100-240 VAC, 50/60 Hz; 11-14 VDC, nominally 600 mA at 12 V; 7.2 watt | 100-240 VAC, 50/60 Hz; 11-14 VDC, nominally 650 mA at 12 V; 8 watt | 100-240 VAC, 50/60 Hz; 11-28 VDC, nominally 500 mA at 12 V; 6.0 watt |
| Size | 3.7×8.5×11.8 in 9.5×21.5×30 cm | 3.7×8.5×11.5 in 9.5×21.5×30 cm | Standard Case: 3.6×7.9×9.4 in 9x20x24 cm OEM Version: 2.5x7x9 in 6.2×17.8×22.9 cm |
| Weight | 5.5 lb (2.5 kg) Without instrument case: 2.8 lb (1.3 kg) | 5.8 lb (2.6 kg) Without instrument case: 3.1 lb (1.4 kg) | Standard Case: 4.2 lb (1.9 kg) OEM Version: 2.8 lb (1.3 kg) |
| Data Logger Capacity | 16,383 lines | 16,383 lines | 32,736 lines |
| Analog Inputs for Internal Logging of Other Instruments, 0-2.5 V | 3 Inputs | 3 Inputs | No |
| Serial Output, RS232 | Yes | Yes | Yes |
| USB Output | Optional External Adapter | Optional External Adapter | Yes |
| Flash Card Output | Yes | Yes | No |
| Data Transfer Baud Rates | 2400, 4800, 19200 | 2400, 4800, 19200 | 2400, 4800, 19200 |
| Analog Voltage Output | 0-2.5 V | 0-2.5 V | 0-2.5 V |
| Analog Current Output | Optional 4-20 mA | Optional 4-20 mA | 4-20 mA |
| Output Ranges | User-Defined Scaling Factor in Menu | User-Defined Scaling Factor in Menu | User-Defined Scaling Factor in Menu |
| DewLine™ | Yes | Yes | Yes |
| Flow Through | No | No | Option |
| GPS Option | Yes | Yes | No |
| Bluetooth Option | Yes | Yes | Yes |
| Relay with 2 Setpoints | No | No | Yes (2) |
| Air Pump Lifetime (hours) | 20,000 | 20,000 | 15,000 |
| Flow Meter | Yes | Yes | Yes |
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