Resources & Support
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Specifications
F-920 Check It! Gas Analyzer
| Sampling Flow Rate: | 70 mL/min |
| Total Sampling Time: | 10 seconds |
| Data Saving: | Automated, 1 second intervals |
| Display: | Backlit visible transflective LCD |
| Operating Environment: | 0° C – 50° C (0-90 % humidity non-condensing) |
| Operating Atmospheric Pressure: | 500-1200 mbar |
| Dimensions: | 18 cm x 13.5 cm x 5.5 cm |
| Weight: | 0.95 kg |
| Enclosure: | Powder coated aluminum |
| Battery Life: | 8.5 hours |
| Power Source: | Removable rechargeable lithium-ion battery |
| PC Interface: | USB and WI-FI SD card + Bluetooth |
| Data Recorded with Each Measurement: | CO2 and O2 concentrations, date, time, RH, GPS location |
Trigger Mode Measurements CO2
| Sensor Type: | Infrared Sensor, Pyroelectric detector |
| Range: | 0-100% |
| Resolution: | 0.01% |
| Lower Detection Limit: | 0.50% |
| Sampling Volume: | 10 ml |
| Response Time: | 10 seconds |
| Offset Calibration: | Weekly |
| Sensor Replaceable (by user): |
No |
| Accuracy (absolute): | 0.50% |
| Accuracy (relative): | 3% |
| Span Calibration: | 12 months |
| Lifetime: | > 15 years |
Trigger Mode Measurements O2
| Sensor Type: | Electrochemical |
| Range: | 0-100% |
| Resolution: | 0.10% |
| Lower Detection Limit: | 0.30% |
| Sampling Volume: | 10 ml |
| Response Time: | 10 seconds |
| Offset Calibration: |
Weekly |
| Sensor Replaceable (by user): |
Yes |
| Accuracy (absolute): | 0.30% |
| Accuracy (relative): | 2% |
| Span Calibration: | 6 months |
| Lifetime: | 2 years |
Continuous Mode Measurements CO2
| Sensor Type: | Infrared Sensor, Pyroelectric detector |
| Range: | 0-100% |
| Resolution: | 0.01% |
| Lower Detection Limit: | 0.01% |
| Response Time: | 10 seconds |
| Offset Calibration: | Weekly |
| Sensor Replaceable (by user): |
No |
| Accuracy (absolute): | 0.01% |
| Accuracy (relative): | 3% |
| Span Calibration: | 12 months |
| Lifetime: | > 15 years |
Continuous Mode Measurements O2
| Sensor Type: | Electrochemical |
| Range: | 0-100% |
| Resolution: | 0.10% |
| Lower Detection Limit: | 0.10% |
| Response Time: | 5 seconds |
| Offset Calibration: | Weekly |
| Sensor Replaceable (by user): |
Yes |
| Accuracy (absolute): | 0.10% |
| Accuracy (relative): | 2% |
| Span Calibration: | 6 months |
| Lifetime: | 2 years |
Felix Instruments Handheld Gas Analyzer Series Live Training
F-920 Firmware & Software Downloads
| Version | Download | Installation Instructions | Release Notes |
| 1.9.7.9 | FW_9x_v1.9.7.9.dfu | release_notes_f-920.html | |
| 1.9.7.6 (May 2020) | FW_9x_v1.9.7.6.dfu | Compatible with all F-920, F-940, F-950, F-960. | release_notes_f-920.html |
| 1.9.7.4 (Nov 2019) | FW_9x_v1.9.7.4.dfu | release_notes_f-920.html | |
| 1.9.6.7 (Apr 2019) | FW_9x_v1.9.6.7.dfu | release_notes_f-920.html | |
| 1.9.6.5 (Feb 2019) | FW_9x_v1.9.6.5.dfu | release_notes_f-920.html | |
| 1.9.5.8 (Dec 2017) | FW_9x_v1.9.5.8.dfu | release_notes_f-920.html | |
| 1.9.5.4 (Aug 2017) | FW_9x_v1.9.5.4.dfu | release_notes_f-920.html |
G.A.S Software
Software used for real-time monitoring and control of the F-920, as well as recalibration of F-920 units.
| G.A.S Software | F-9x_G_A_S_v0.61Beta.msi |
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Does this product come with a warranty?
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All devices from Felix Instruments – Applied Food Science come with a 12-month warranty at the point of sale. The warranty covers repairing and replacing defective parts of the instrument that were manufactured directly by Felix Instruments. The warranty does not cover wear and tear, neglect, misuse, accident, or excessive deterioration. Further, unauthorized repair and alteration by an unauthorized party voids the warranty. More information can be found in the operation manual of your instrument.
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Is the Produce Quality Meter waterproof?
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The Check It! Gas Analyzer is not designed to be waterproof and should not be used underwater. The Check It! Gas Analyzer is designed to be water-resistant. Use in light rain is fine, however, there are electronics inside of the Check It! Gas Analyzer that can be damaged from water entering the instrument, so it is not recommended to use the Check It! Gas Analyzer during heavy rainfall.
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What are the operating conditions of this product?
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The operating conditions of the Produce Quality Meter are 0-45° Celsius and 0% – 90% noncondensing humidity.
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How many measurements can the included SD card hold?
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The included 16gb SD card can hold approximately 60 million measurements. If saving data every minute, that equates to approximately 40,000 days of measurement before the SD card is full.
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What types of tubing materials are recommended to avoid outgas interference?
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Viton and Teflon have successfully been found not to outgas.
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How do I calibrate the instrument?
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Video demonstrations can be found on our website, including both calibrating O2 sensors and calibrating CO2 sensors.
Gas tank attachment tutorial:
