Features
• 0 – 1000 ppm N2O
• Storage for 1000 readings
• TWA calculated
• EH40 occupational exposure limits calculated
• Leak detection
• User settable alarms
• Data download for graphing and reporting
Applications
• Operating theatres
• Dental practices
• Veterinary clinics
• X-ray departments
技术参数：
Technical Specifications:
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POWER SUPPLY |
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Battery type |
Li Ion |
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Battery life |
> 10 hours (8 hours with pump) |
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Battery lifetime |
> 300 cycles |
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Battery charger |
5v DC external power supply and internal charging circuit |
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Charge time |
< 3 hours |
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Alternative power |
USB connector DC power supply |
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GAS RANGES |
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Gases measured |
N2O |
By custom dual wavelength infra-red cell with reference channel |
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Range |
N2O |
0 - 1000ppm 0 - 10000ppm (leak detection mode) |
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Measurement accuracy |
Gas |
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|
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N2O |
Resolution: 1ppm Accuracy: ± (1.5% of range + 2% of reading) at reference conditions1 Temperature dependence: ± 2ppm /°C (typical at 100ppm N2O) Pressure dependence: ± 0.1% of reading/ hPa (typical at 100ppm N2O) |
|
Response time T90 |
N2O |
≤ 40 seconds |
|
1 Conditions during factory calibration typically 20°C 1000mbar |
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FACILITIES |
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Visual and audible alarm |
User selectable N2O and TWA alarms |
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Communications |
USB type B mini-connector HID device class |
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Data Storage |
1000 reading sets + 270 events 50 site ID’s and 300 sample point ID’s |
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PUMP |
|
|
Flow |
100cc/ min typically (300cc/ min MAX) |
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ENVIRONMENTAL CONDITIONS |
|
|
Operating temperature |
41°F – 104°F (5°C – 40°C) |
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Barometric pressure |
500 to 1500mb |
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Relative humidity |
5% to 95% non condensing |
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IP rating |
IP40 |
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PHYSICAL |
|
|
Weight |
18 oz. (500 grams) |
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Size |
L 6½" x W 4" x D 2 3/16" (L 165mm W 100mm D 55mm) |
