TSI 7525 Indoor Air Quality IAQ Meter

TSI 7525 IAQ-Calc Air Quality and Environmental Conditions Tester

On Sale: $1,921.50

Retail Price:$2,135.00

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TSI 7525 IAQ-Calc Air Quality Meter features a stable and accurate CO2 sensor for determining indoor air quality. TSI 7525 also reads temperature, humidity, dew point and wet bulb. Made in the USA and includes a NIST Calibration Certificate.

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TSI 7525 IAQ Meter is an outstanding instrument for investigating and monitoring indoor air quality (IAQ). TSI 7525 IAQ meter measures CO2, temperature, humidity, and calculates dew point, wet bulb temperature, and % outside air. Product made in USA and comes with NIST Certificate of Calibration.

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	Low-drift NDIR CO2 sensor for stable, accurate readings
	Sampling function records multiple point measurements
	Ergonomic, overmolded case design
	Temperature and relative humidity measurements help determine thermal comfort
	Calculates % outside air from either CO2 or temperature
	TSI LogDat2 software permits easy transfer of data to a computer
	Directly calculates dew point and wet bulb temperatures
	Shows up to three parameters
TSI 7525 includes:	Hard carrying-case, (4) AA alkaline batteries, Operation and service manual, NIST calibration certificate, Logdat2 downloading software with USB cable and AC adaptor

Specifications:	TSI 7525 IAQ-Calc Air Quality Meter
CO2
Sensor Type	Dual-wavelength NDIR (non-dispersive infrared)
Range	0 to 5,000 ppm
Accuracy	±3.0% of reading or ±50 ppm, whichever is greater
Resolution	1 ppm
Response Time	20 seconds
Temperature
Sensor Type	Thermistor
Range	32 to 140°F (0 to 60°C)
Accuracy	±1.0°F (±0.5°C)
Resolution	0.1°F (0.1°C)
Response Time	30 seconds (90% of final value, air velocity at 400 ft/min [2 m/s])
Relative Humidity
Sensor Type	Thin-film capacitive
Range	5% to 95% RH
Accuracy	±3.0% RH
Resolution	0.1% RH
Response Time	20 seconds (for 63% of final value)
Percentage Outside Air
Range	0 to 100%
Resolution	0.1%
Logging Capability
Ranges	Model 7525 logs up to 30,300 data points with key (3) measured parameters enabled
Time Constant	1 sec, 5 sec, 10 sec, 20 sec, 30 sec (user selectable)
Log Intervals	1 second up to 1 hour (user selectable)
General
Operating Temperature	40 to 113°F (5 to 45°C)
Storage Temperature	-4 to 140°F (-20 to 60°C)
Dimensions	3.3 in. x 7.0 in. x 1.8 in. (8.4 cm x 17.8 cm x 4.4 cm)
Probe Dimensions	Length 7.0 in. (17.8 cm) Diameter 0.75 in. (1.9 cm)
Weight	0.6 lbs (0.27 kg)
Power Requirements	Four AA-size batteries

	Verify building HVAC system performance
	Examine building IAQ conditions to optimize worker productivity
	Comply with regulations and guidelines

TSI 7525 IAQ-Calc Air Quality and Environmental Conditions Tester

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