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| | | Nitrogen Trifluoride Data Sheet Syn2£TEno!ogS:;£S Longmont, CO 80501 | | |
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| | | SENSOR FEATURES: | | |
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| | | Sensor being developed under Army SBIR contract for HELSTF. Easy to measure resistance output with large response to NF3. Limited quantities of prototype sensors/boards available for evaluation. Instrumentation development in progress. Environmental humidity range of0 — 90%, non-condensing | | |
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| | | Sensor Response Characteristics The figures below show typical response and selectivity data for sensors operated in clean, dry gas. | | |
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| | | | | | | | | | | | | | | | 200 - K 150 - "a S & 100 - 1 50-CO 0 - | | | | | < | • | | | | | | | | | | | | | | | | | | | | | | | | < | | | | | | | | ( | ) 10 20 30 40 50 60 Concentration NF3 (ppm) | | | | | | | | | | | | | | | |
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| | | Typical sensor output using prototype circuit board. Challenge gas introduced at 300s and removed at 900 s. | | |
| | | ] ] | | inearity of NF3 sensor response. Rg= | | |
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| | resistance in gas, Ra= resistance in air. | |
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| | | Electrical Characteristics The electrical properties below are typical for Nitrogen Trifluoride Sensor prototypes. If the actual values differ the customer will be notified with the shipment. Circuits are available that will be preset to the correct values. | | |
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| | | | | | | | | | | | Property | Symbol | Value | Remarks | | | | Heater Power Consumption | Ph | ~750 mW | At Vh = 6.0 | | | | Heater Voltage | Vh | 6.0 vdc | Tsensor ~250°C | | | | Sensing Voltage | Vc | 5.0 VDC | Recommended | | | | | | | | | | | |
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| | | 720-494-8401 e-mail: info@synkera.com | | www.synkera.com 720-494-8402 (fax) | | |
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| | | For information on warranty, please refer to Synkera Technologies, Inc. Standard Terms and Conditions. Information on this data sheet represents typical values from a number of Synkera sensors. Actual values from sensor to sensor can vary slightly. | | |
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