The BT22WP digital thermometer brings smart, app-controlled temperature measurement to places conventional thermometers cannot reach. Featuring an ultra-thin, 93 mm stainless-steel probe, it precisely measures air, non-aggressive gases, and liquids from −50 °C to +150 °C with ease. Bluetooth® connectivity and the free MultiMeasure Mobile app turn your smartphone into a powerful analysis and documentation tool—enabling real-time readings, long-term logging, graphical evaluations, and professional reports. Lightweight, easy to handle, and equipped with a magnetic holder for hands-free operation, the BT22WP is the intelligent solution for fast, accurate temperature monitoring in HVAC systems, air ducts, shafts, and service applications.
| Parameter | Value | |
| Model | BT22WP | |
| Temperature | ||
| Measuring range | -50 to 150 °C | |
| Accuracy | ±1 °C | |
| Measuring range resolution | 0.1 °C | |
| General technical data | ||
| Bluetooth standard | Bluetooth 4.0, Low Energy | |
| Bluetooth frequency range | 2.4 GHz | |
| Bluetooth max. transmission power | 10 dBm | |
| Radio range | approx. 10 m (depending on measuring environment) |
|
| Operating temperature | -20 to 50 °C, < 80 % RH | |
| Storage temperature | -10 to 60 °C, 10 to 90 % RH | |
| Power supply | 3 x 1.5 V battery AAA | |
| Device switch-off | after approx. 3 minutes without active Bluetooth connection | |
| Type of protection | IP40 | |
| Weight | 90 g (incl. batteries) | |
| Dimensions (length x width x height) |
220 mm × 38 mm × 23 mm | |
| No. | Designation | |
| 1 | Measuring sensor | |
| 2 | LED | |
| 3 | On / off / measurement button | |
| 4 | Battery compartment with cover | |
| 5 | Lock | |
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