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TEN230-HANDHELD CO2/TEMP./RH ENVIRONMENTAL MONITOR (Carbon dioxide)

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.)

  1. CO2 Sensor

Type

Non-dispersive infra-red (NDIR)

  1. 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

  1. Measurement Range

1% ~99%

  1. 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

  1. Battery Operation

24 hours

External Power Supply

6V VDC with 0.5A

 

 

 

Location

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