Humidity/temperature measuring instrument

Product catalog summary

Overview: The testo 625 is a compact humidity and temperature measuring instrument designed for long-term stability. It features an integrated humidity probe head and a large two-line display that shows humidity, Wet Bulb temperature, dewpoint, and temperature. The device is suitable for use in various environments, including difficult-to-access areas, with options for wireless data transmission.

Key Features:

Displays temperature, relative humidity, Wet Bulb temperature, and dewpoint.
Min./max. value recording and hold-button for fixing measurement values.
Display illumination and auto-off function for energy efficiency.
TopSafe protection against dirt and impact.

Technical Specifications:

Storage Temperature: -40 to +85 °C
Operating Temperature: -20 to +50 °C
Battery Type: 9V block battery, 6F22
Battery Life: 70 hours (without radio operation)
Weight: 195 g
Dimensions: 182 x 64 x 40 mm
Material/Housing: ABS
Warranty: 2 years

Sensor Details:

NTC Testo humidity sensor, capacitive
Measurement Range: -10 to +60 °C, 0 to +100 %RH
Accuracy: ±1 digit, ±0.5 °C, ±2.5 %RH (+5 to +95 %RH)
Resolution: 0.1 °C, 0.1 %RH

Radio Probes:

Type K (NiCr-Ni) with a range of -200 to +1370 °C
Radio Frequency: 869.85 MHz FSK for Europe, 915.00 MHz FSK for USA and Canada
Radio Coverage: Up to 20 m without obstructions
Battery Type: 2 AAA micro batteries
Battery Life: 215 hours (measurement rate 0.5 s), 6 months (measurement rate 10 s)

Accessories:

Handles for plug-in humidity probe heads
Calibration certificates for humidity at specific calibration points
Protective cases and TopSafe covers
Control and adjustment sets for humidity probes
Rechargeable batteries and chargers

Additional Information: The testo 625 can be upgraded with a radio module for wireless data transmission, and it is compatible with various accessories for enhanced functionality. The device is subject to change without notice, and further details can be found on the manufacturer's website.

Catalog excerpts

Humidity/temperature measuring instrument-1

measuring instrument testo 625 - Long-term stable and Display of temperature and relative humidity / Wet Bulb temperature / dewpoint Min./max. values Hold-button for fixing measurement value Display illumination Auto-off function TopSafe, protection of instrument against dirt and impact The testo 625 is a compact instrument with an integrated humidity probe head for the measurement of air humidity and temperature. The large two-line display quickly and reliably shows humidity, Wet Bulb temperature or dewpoint, For measurements in difficult-to-access places, the humidity probe head can simply be removed and plugged onto the handle with a probe cable (accessory); alternatively, the measurement values can be transferred wirelesly from the probe to the measuring instrument over large distances. For this purpose, the humidity probe head is plugged onto the wireless handle (accessory), and the testo 625 is equipped with the radio module (accessory).

Open the catalog to page 1

Humidity/temperature measuring instrument-2

Humidity/temperature measuring instrument General technical data testo 625 humidity/temperature measuring instrument ind. plug-in humidity probe head, battery and calibration protocol Sensor types Moisture probe head via handle testo 625 with radio handle and testo 625 with attached probe with probe wire radio module head

Open the catalog to page 2

Humidity/temperature measuring instrument-3

Accessories for measuring instrument Part no. Calibration certificates Radio module for upgrading measuring instrument with radio option Funkhandgriff für steckbaren Feuchte-Fiihlerkopf (Feuchte-Fiihlerkopf im Lieferumfang testo 625 enthalten) Technical data Radio handle

Open the catalog to page 3