1. Introducció
The ThermoPro TP55 is a digital indoor thermometer and hygrometer designed to accurately monitor temperature and humidity levels in your living environment. This device features a large, easy-to-read LCD display with a backlight, touchscreen controls, and the ability to record maximum and minimum values over time. It also provides a comfort level indicator to help you maintain an optimal indoor climate.
This manual provides detailed instructions on how to set up, operate, and maintain your ThermoPro TP55 to ensure accurate and reliable performance.
2. Contingut del paquet
- 1 x ThermoPro TP55 Digital Indoor Thermometer Hygrometer
- 1 x Japanese Instruction Manual
- 2 x AAA 1.5V Batteries (for initial operation/testing)

Image: The ThermoPro TP55 device, its instruction manual, and two AAA batteries, as typically found in the product packaging.
3. Característiques del producte
- Pantalla LCD gran: Clearly shows current temperature and humidity.
- Funció de llum de fons: Blue backlight for easy reading in low-light conditions. Activated by touch.
- Controls de pantalla tàctil: Simple operation for unit selection, backlight, and MAX/MIN data.
- Registres MÀX/MÍN: Displays highest and lowest temperature and humidity recorded over the last 24 hours or since the last reset.
- Indicador de nivell de confort: Shows indoor humidity status as DRY, COMFORT, or WET.
- Temperature/Humidity Trend Arrows: Indicates whether temperature and humidity are rising, falling, or remaining constant.
- Freqüència d'actualització ràpida: Readings update approximately every 10 seconds.

Imatge: Un cop mésview of the ThermoPro TP55's display, highlighting its key features such as the backlight button, F/C switch, and the 'ALL TIME / 24 HRS' button.

Image: A close-up of the TP55's screen, detailing the display of current humidity, high/low humidity, comfort level (DRY, COMFORT, WET), current temperature, and high/low temperature.
4. Configuració
4.1. Instal·lació de la bateria
- Localitzeu el compartiment de la bateria a la part posterior del dispositiu.
- Traieu la tapa del compartiment de la bateria.
- Insert two AAA (1.5V) batteries, ensuring correct polarity (+ and -).
- Substituïu la tapa del compartiment de la bateria.
El dispositiu s'encendrà automàticament i començarà a mostrar les lectures de temperatura i humitat.
5. Funcionament
5.1. Selecció de la unitat de temperatura
Touch the '°F/°C' button on the touchscreen to switch between Celsius and Fahrenheit temperature units.
5.2. Control de la llum de fons
Touch the light bulb icon button on the touchscreen to turn the blue backlight ON or OFF. The backlight will automatically turn off after approximately 15 seconds to conserve battery life.

Image: The ThermoPro TP55 display with its blue backlight illuminated, demonstrating the visibility in a dimly lit room. A finger is shown activating the backlight via the touch button.
5.3. MAX/MIN Record Display and Reset
Touch the 'ALL TIME / 24 HRS' button on the touchscreen to toggle between displaying MAX/MIN temperature and humidity records for the last 24 hours or since the last manual reset. To manually reset the MAX/MIN records, press and hold the 'ALL TIME / 24 HRS' button for 3 seconds.
5.4. Indicador del nivell de confort
The device displays one of three comfort levels based on humidity:
- SEC: Humidity is below 30% RH.
- CONFORT: Humidity is between 30% and 60% RH.
- MÚLID: Humidity is above 60% RH.
6. Opcions de col·locació
The ThermoPro TP55 offers three versatile placement options:
- Enganxament magnètic: A strong magnet on the back allows you to attach the device to metallic surfaces like refrigerators.
- Muntatge en paret: Use the integrated hook hole to hang the device on a wall.
- Suport de taula: A fold-out stand allows for convenient placement on any flat surface.

Image: A visual representation of the three placement methods for the ThermoPro TP55: magnetic backing, a wall-hanging slot, and a foldable stand for desktop use.
7. Manteniment
7.1. Neteja
Netegeu el dispositiu amb un suau, damp tela. No utilitzeu netejadors abrasius ni submergiu el dispositiu en aigua.
7.2. Substitució de la bateria
When the battery indicator appears on the display, replace the two AAA batteries with new ones to ensure continued accurate operation. Refer to section 4.1 for battery installation instructions.
8. Solució De Problemes
- Sense pantalla: Ensure batteries are installed correctly with the correct polarity. Replace batteries if they are depleted.
- Lectures inexactes: Allow the device to stabilize for at least 30 minutes after initial setup or relocation. Ensure it is not placed near heat sources, direct sunlight, or strong drafts.
- La llum de fons no funciona: Check battery level. If batteries are low, the backlight may not function.
9. Especificacions
| Característica | Detall |
|---|---|
| Interval de temperatura | -50 °C a 70 °C (-58 °F a 158 °F) |
| Gamma d’humitat | 10% a 99% HR |
| Precisió de la temperatura | ±1 °C (±1.8 °F) |
| Precisió de la humitat | ±2% (for 30-80% RH), ±3% (otherwise) |
| Freqüència d'actualització | Cada 10 segons |
| Font d'alimentació | 2 piles AAA de 1.5 V |
| Durada de la bateria | Aproximadament 1 any |
| Dimensions (A x A x P) | 11 cm x 8.5 cm x 2.4 cm |
| Pes | 160 g |
10. Garantia i assistència
10.1. Informació de la garantia
ThermoPro provides a 1-year warranty for this product from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
10.2. Atenció al client
For any questions, issues, or support needs regarding your ThermoPro TP55, please contact ThermoPro customer service. Contact information can typically be found on the official ThermoPro weblloc web o dins de l'embalatge del producte.





