Specifications(PDF)
testo 625, humidity/temperature instrument,incl. plug-in humidity probe head, battery and calibration document
The testo 625 is an ideal entry level instrumentfor IAQ and IEQ measurements of temperature and humidity. Use it to monitorhard-to reach points in AC and heating system ducts, environmental changes inremote rooms or storage areas, anywhere you need to be two places at the sametime or only have one hand free to work. The testo 625 temp/RH probe can be usedthree ways: either attached to the instruments as shown, or connected via acable or mounted on an optional wireless handle. The clear back-lit display canbe switched between relative humidity, wet bulb, and dew point at the touch of abutton.
- Displays temperature, relative humidity, wet bulb temperature and dewpoint
- Max – Min values
- “Hold” button freezes dipslay readings
- Backlit display
- Auto Off
- Optional TopSafe, protects against dirt and impact
- Patented humidity sensor
- Guaranteed longterm stability (2 years)
- Optional TopSafe, protection against dirt and impact
Technical Data
| Probe type NTC | |
|---|---|
| Meas. range | 14 to +140 °F |
| Accuracy | ±0.9 °F |
| Resolution | 0.1 °F |
| Probe type Type K | |
| Meas. Range | -328 to +2500 °F |
| Resolution | 0.1 °F |
| Probe type humid. sensor, cap. | |
| Meas. Range | 0 to +100 %RH |
| Accuracy | ±2.5 %RH (+5 to +95 %RH) |
| Resolution | 0.1 %RH |
