Johdanto
The Rotronic Hygropalm 21 is a portable thermo hygrometer designed for accurate measurement of temperature and relative humidity. This device is suitable for various applications requiring precise environmental monitoring. This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your Hygropalm 21.

Kuva 1: The Rotronic Hygropalm 21 Thermo Hygrometer, displaying current temperature and humidity values on its screen.
Asennus
1. Akun asennus
The Hygropalm 21 is powered by a 9-volt battery.
- Paikanna laitteen takaosassa oleva paristolokeron kansi.
- Avaa lokero liu'uttamalla tai irrottamalla kantta varovasti.
- Insert a new 9-volt battery, ensuring correct polarity (+ ja - terminals).
- Sulje paristolokeron kansi ja varmista, että se on tiiviisti suljettu.
2. Ensimmäinen käynnistys
After battery installation, press and hold the Tehoa button (red button with circle and vertical line) located on the front panel to turn on the device. The display will illuminate and show current temperature and humidity readings.

Kuva 2: Lähikuva view of the control buttons on the Hygropalm 21, including Power, Menu, Up, Down, and Enter.
Käyttöohjeet
1. Perusmittaus
Upon power-on, the Hygropalm 21 automatically begins measuring and displaying relative humidity (rH) and temperature (°C or °F). The integrated sensor probe extends from the top of the device. Ensure the sensor is exposed to the environment you wish to measure.
2. Painikkeiden toiminnot
- Power Button (red): Press and hold to turn the device ON or OFF.
- MENU-painike: Accesses the device's menu for configuration settings.
- Nuoli ylös -painike: Navigates upwards through menu options or increases values.
- Nuoli alas -painike: Navigates downwards through menu options or decreases values.
- ENTER -painike: Vahvistaa valinnat tai siirtyy alivalikoihin.
3. Näytön tulkinta
The LCD screen typically shows two main readings:
- Upper Value: Relative Humidity (e.g., 32.4 %rH).
- Lower Value: Temperature (e.g., 23.1 °C).
Additional indicators may appear for battery status, measurement units, or menu navigation.

Kuva 3: The Hygropalm 21 positioned in its tabletop stand, ready for continuous monitoring.
Huolto
1. Puhdistus
- Pyyhi laite casing pehmeällä, damp kangas. Älä käytä hankaavia puhdistusaineita tai liuottimia.
- Keep the sensor probe clean and free from dust or debris. Avoid touching the sensor element directly.
2. Kalibrointi
Regular calibration is crucial for maintaining the accuracy of your Hygropalm 21. The device is supplied with a calibration certificate. Refer to the device's menu for calibration options or consult the Rotronic website for detailed calibration procedures and recommended intervals.
3. Varastointi
When not in use for extended periods, remove the battery to prevent leakage. Store the device in a clean, dry environment within its specified operating temperature range.
Vianetsintä
| Ongelma | Mahdollinen syy | Ratkaisu |
|---|---|---|
| Laite ei käynnisty. | Tyhjä tai väärin asennettu akku. | Check battery polarity, replace with a new 9V battery. |
| Epätarkkoja lukemia. | Sensor dirty or device requires calibration. | Clean the sensor carefully. Perform a calibration as per instructions. |
| Näyttö on tyhjä tai välkkyy. | Akun varaus on heikko tai sisäinen vika. | Replace battery. If problem persists, contact support. |
Tekniset tiedot
- Malli: Hygropalm 21
- Osanumero: EM-08NY-P68I
- Merkki: Rotronic
- Virtalähde: Paristokäyttöinen (9 volttia)
- Tuotteen paino: 470 g
- Asennustyyppi: Pöytälevy
- Ylempi lämpötilaluokitus: 60 celsiusastetta (140 °F)
- Mukana tulevat komponentit: 1 Unit of Thermohygrometer, Instruction Manual, Calibration certificate
Takuu ja tuki
For warranty information and technical support, please refer to the documentation included with your product or visit the official Rotronic websivusto.
Valmistajan yhteystiedot: Rotronic
Liikepaikka: #18, Street 1A, Czech Colony, Sanath Nagar, Hyderabad, Telangana, India - 500018.
Yhteysnumero: 8142350506