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GasDetectorMalaysia.com
TEN230-HANDHELD CO2/TEMP./RH ENVIRONMENTAL MONITOR (Carbon dioxide)
Category: Carbon Dioxide (CO2)
http://www.youtube.com/watch?edit=vd&v=JxPzyYQX6ZA
ST-501V2 is an excellent indoor air quality (IAQ) instrument measuring the carbon dioxide (CO2), Relative Humidity (RH) and Temperature.
Applications
- Building HVAC monitoring.
- Indoor air quality survey.
- Locate the presence of combustion fumes from vehicles and appliances.
- CO2 Sensing Method: NDIR (Non-Dispersive Infrared)
- Measures: Carbon dioxide in PPM, temperature (F or C), % Relative Humidity
- CO2 Measurement range: 0~9999 ppm (2001~9999 ppm over range)
- CO2 Accuracy: ± 75ppm, ± 8% of reading (0~2000 ppm)
- Display Resolution - ±1 ppm
- Datalogging: 50,000 records,
- Fast USB download (50,000 records in less than 10 seconds.)
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Type |
Non-dispersive infra-red (NDIR) |
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0~9999 ppm (2001~9999 ppm over range) |
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Accuracy |
± 75ppm, ± 8% of reading (0~2000 ppm) |
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Resolution |
±1 ppm |
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Response Time |
2 seconds |
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Relative Humidity Sensor |
Temperature Sensor: |
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Type |
CMOSens |
Type |
Thermistor |
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1% ~99% |
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0 to 50C |
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Accuracy |
±3.0%RH(20~80%) ±5.0%RH(80%) |
Accuracy |
±0.5C from 0-50C |
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Resolution |
0.1% |
Resolution |
0.1C |
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Response Time |
8 Seconds |
Response Time |
1 seconds |
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Power Supply |
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Battery |
Four AAalkaline batteries x4 |
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24 hours |
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External Power Supply |
6V VDC with 0.5A |