Download: testo 625 – Digital thermohygrometer with App connection
Description
Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that optimum conditions prevail in storage rooms , the compact testo 625 thermohygrometer is the ideal choice. To obtain precise results as quickly and easily as possible, the testo 625 not only calculates dewpoint and wet bulb temperature automatically. The time and the point averages are also displayed immediately. And with the testo Smart App, you get the most out of the thermohygrometer:
- Simple, fast and precise measurement of air temperature and relative humidity.
- Calculation of dewpoint and wet bulb temperature
- Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App.
- Audible alarm sounds if a limit value is exceeded.
- Timed and point mean value calculation.
General technical data
| Storage temperature | -20 to +50 °C |
| Operating temperature | Measuring instrument : -20 to +50 °C Probe: -20 to +70 °C |
| Battery type | 3 x AA |
| Battery life | 100 h |
| Weight | 199 g |
| Dimensions |
Measuring instrument : 208 x 60 x 28 mm
Probe: 12 x 15 mm
|
| Housing material | ABS + PC / TPE |
Sensor types
| Testo humid. sensor, cap. | NTC | |
| Measuring range | 0 to 100 %RH | -20 to +60 °C |
| Accuracy ±1 digit | 2.5 %RH (5 to 95 %RH) | ±0.5 °C |
| Resolution | 0.1 %RH | 0.1 °C |

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