TENMARS ST-501 CO2/TEMP/RH INDOOR AIR QUALITY METER WITH DATALOGGING FUNCTION
- 3 Independent CO2, humidity and temperature sensors.
- User operated CO2 calibration.
- USB datalogg: 50,000 records.
- Internal backup battery to maintain date/time setting.
- Power management IC to increase batter efficiency.
- Easy- to-Use PC software for parameter settings and data analysis.
- Internal CO2 alarm buzzer.
ST-501 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: ± 60ppm, ± 5% of reading (0~2000 ppm)
- Display Resolution - ±1 ppm
- Datalogging:17,000 records,
- Fast USB download (50,000 records in less than 10 seconds.)
Product Description
- 3 Independent CO2, humidity and temperature sensors.
- User operated CO2 calibration.
- USB datalogg: 50,000 records.
- Internal backup battery to maintain date/time setting.
- Power management IC to increase batter efficiency.
- Easy- to-Use PC software for parameter settings and data analysis.
- Internal CO2 alarm buzzer.
Application
ST-501 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.
Specification
- 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: ± 60ppm, ± 5% of reading (0~2000 ppm)
- Display Resolution - ±1 ppm
- Datalogging:17,000 records,
- Fast USB download (50,000 records in less than 10 seconds.)
| CO2 Sensor | ||||
| Type | Non-dispersive infra-red (NDIR) | |||
| Measurement Range | 0~9999 ppm (2001~9999 ppm over range) | |||
| Accuracy | ±60ppm, ±5% of reading (0~2000 ppm) | |||
| Resolution | ±1 ppm | |||
| Response Time | 2 seconds | |||
| Relative Humidity Sensor | Temperature Sensor: | |||
| Type | CMOSens | Type | Thermistor | |
| Measurement Range | 1% ~99% | Measurement Range | 0 to 50C | |
| Accuracy |
±3.0%RH(20~80%) ±5.0%RH(<20% >80%) |
Accuracy | ±0.5C from 0-50C | |
| Resolution | 0.1% | Resolution | 0.1C | |
| Response Time | 8 Seconds | Response Time | 1 seconds | |
| Power Supply | |
| Battery | Four AAalkaline batteries x4 |
| Battery Operation | about 24 hours |
| External Power Supply | 6V VDC with 0.5A |
US 20250 
BR 16840 
GB 13550 
CA 10785 
AU 10308 
IE 4993 
NZ 4006 
IN 3980 
