Home > Products > Enviromental Testers > ST-501 CO2 humidity and temperature HVAC Indoor Air Quality (IAQ) Monitor
ST-501 CO2 humidity and temperature HVAC Indoor Air Quality (IAQ) Monitor
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Product Details
| Place of Origin | Guangdong, China | Brand Name | GRAIGAR | |
| Model Number | ST-501 | Usage | Indoor | |
| Theory | Temperature Controller |
Product Description
Specifications
Model No.: ST-501 Product Description - 3 Independent CO2, humidity and temperature sensors. - User operated CO2 calibration. -ST-501 CO2 humidity and temperature HVAC Indoor Air Quality (IAQ) Monitor
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.
- 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: ± 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.)
CO2 Sensor | ||||
Type | Non-dispersive infra-red (NDIR) | |||
Measurement Range | 0~9999 ppm (2001~9999 ppm over range) | |||
Accuracy | ± 75ppm, ± 8% 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(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 | 24 hours |
External Power Supply | 6V VDC with 0.5A |
Contact Us
- Shenzhen Graigar Technology Co., Ltd.
- Contact nameLeo Lee Chat Now
- Phone86-755-27541660
- AddressShajing Street,Baoan District, Shenzhen, Guangdong
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