No Products in the Cart
DOWNLOAD TSI HVAC ASSESSMENT HANDBOOK
DOWNLOAD TSI INDOOR AIR QUALITY HANDBOOK
TSI IAQ-Calc™ Indoor Air Quality Meter 7525 is an outstanding instrument for investigating and monitoring indoor air quality or IAQ. Handheld, easy to use allowing you to gather your data and work with ease.
The 7525 IAQ Meter measures and data logs multiple parameters such as carbon dioxide (CO2), temperature, and humidity. It calculates dew point, wet bulb temperature, and percent of outside air.
| Features | TSI 7515 | TSI 7525 | TSI 7545 |
| CO2 | Yes | Yes | Yes |
| CO | Yes | ||
| Temperature | Yes | Yes | |
| Humidity | Yes | Yes | |
| Percentage outside air | Yes | Yes | |
| Dew point | Yes | Yes | |
| Wet bulb temperature | Yes | Yes | |
| Data logging/downloading | Yes | Yes | |
| Statistics | Yes | Yes | Yes |
| Review data | Yes | Yes | |
| Certificate of Calibration | Yes | Yes | Yes |
| TSI 7525 | |
| 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 | 0 to 60°C (32 to 140°F) |
| Accuracy | ±0.5°C (±1.0°F) |
| Resolution | 0.1°C (0.1°F |
| Response Time | 30 seconds (90% of final value, air velocity at 2 m/s [400 ft/min]) |
| 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% |
| Data Logging | |
| 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 Technical Data | |
| Operating Temperature | 5 to 45°C (40 to 113°F) |
| Storage Temperature | -20 to 60°C (-4 to 140°F ) |
| Probe Length | 7.0 cm (2.75 in.) |
| Probe Diameter | 1.9 cm (0.75 in. ) |
| Power Requirements | Four AA-size batteries |
| Meter Dimensions | 8.4 cm x 17.8 cm x 4.4 cm (3.3 in. x 7.0 in. x 1.8 in.) |
| Weight | 0.27 kg (0.6 lbs) (with batteries) |
1 Year Manufacturer Warranty
Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's Warranty. Please register your product with provided warranty card.
Australia-wide Flat Rate shipping of $15.00 per order.
This includes multiple products up to 5kg only.
Additional cost applies for orders over 5kg. Contact us for quotation.
