






The easy to use testo 160 IAQ Wi-Fi data logger is ideal for monitoring indoor air quality. Using internal sensors for temperature, humidity, CO2, and atmospheric pressure, the testo 160 IAQ accurately determines the air conditions of a monitored area.
| Measuring range | 0 to 100 %rH (non-condensing) |
|---|---|
| Accuracy | ±1.0 %rH / year drift ±2.0 %rH at +77°F and 20 to 80 %rH / ±2.0 %RH at +25 °C and 20 to 80 %RH ±1.0 %rH hysteresis ±3.0 %rH at +77°F and < 20 and > 80 %rH / ±3.0 %RH at +25 °C and < 20 and > 80 %RH |
| Resolution | 0.1 %rH |
| Measuring range | 9 to 16 psi / 600 to 1100 mbar |
|---|---|
| Accuracy | ±0 psi at +72 °F / ±3 mbar at +22 °C |
| Resolution | 0 psi / 1 mbar |
| Measuring range | Ambient humidity: 0 to 99 %rH (non-condensing) 0 to 5000 ppm |
|---|---|
| Accuracy | ±(100 ppm + 3 % of mv) at 77 °F / ±(100 ppm + 3 % of mv) at 25 °C Without external power supply: ±(50 ppm + 3 % of mv) at 77 °F / ±(50 ppm + 3 % of mv) at 25 °C |
| Resolution | 1 ppm |




