1. Introduction
Thank you for choosing the Hama Usedom Weather Station. This device provides digital display of indoor and outdoor temperature, humidity, time, date, and a weather forecast. It features a DCF radio-controlled clock for automatic time adjustment and a frost alarm. Please read this instruction manual carefully before initial use to ensure proper operation and safety.
2. Safety Instructions
- Protect the product from dirt, moisture, and overheating.
- Do not drop the product or expose it to severe shocks.
- Do not open the device or continue to operate it if it becomes damaged.
- Keep this product, as all electrical products, out of the reach of children.
- Dispose of packaging material immediately according to locally applicable regulations.
- Do not modify the product in any way. Doing so voids the warranty.
- Only use the product for its intended purpose.
- Do not use the product in the immediate vicinity of heaters or other heat sources or in direct sunlight.
3. Package Contents
Please check that the package contains the following items:
- 1x Hama Usedom Weather Station (Main Unit)
- 1x Outdoor Sensor
- 1x Power Supply Unit
- 2x AA Mignon Batteries (for sensor)
- 1x Instruction Manual

Image: The main weather station unit, the outdoor sensor, and the power adapter included in the package.
4. Product Overview
4.1 Main Unit

Image: Front display of the weather station, showing various readings and icons.
- Time display
- Date and Day display
- Weather forecast icons
- Indoor temperature and humidity display
- Outdoor temperature and humidity display
- Frost alarm indicator
- DCF radio signal indicator
4.2 Back Panel Controls

Image: Rear view of the main unit, highlighting the control buttons and power input.
- SET button: Enters setting mode.
- ▲ (UP) button: Increases values, navigates menus.
- ▼ (DOWN) button: Decreases values, navigates menus.
- ALARM button: Sets or activates/deactivates alarm.
- ALERT button: Sets temperature alerts.
- RCC button: Manually initiates DCF signal reception.
- CH button: Switches between outdoor sensor channels.
- RESET button: Resets the device to factory settings (use a thin object to press).
- SNOOZE/LIGHT button (top): Activates backlight, snoozes alarm.

Image: Close-up of the SNOOZE/LIGHT button on top of the main unit.
4.3 Outdoor Sensor
The outdoor sensor measures external temperature and humidity and transmits data wirelessly to the main unit.

Image: The outdoor sensor positioned on a window sill.
5. Setup
5.1 Battery Installation (Outdoor Sensor)
- Open the battery compartment on the back of the outdoor sensor.
- Insert the two AA Mignon batteries, ensuring correct polarity (+/-).
- Close the battery compartment securely.
5.2 Powering the Main Unit
The main unit can be powered via the included power supply unit.
- Connect the power supply unit to the main unit's power input.
- Plug the power supply unit into a suitable power outlet.
- The display will light up, and the unit will begin searching for the DCF signal and outdoor sensor.
Note: The main unit can also use 2x AA batteries (not included) for backup power, but it is primarily designed to be powered by the adapter for continuous display illumination.
5.3 Initial Synchronization
After powering on, the weather station will automatically attempt to synchronize with the DCF radio signal and connect to the outdoor sensor.
- Place the main unit and outdoor sensor close to each other during initial setup.
- The DCF signal icon will flash during reception. Once successful, the icon will appear solid, and the correct time will be displayed. This process may take several minutes.
- The outdoor temperature and humidity will appear on the display once the sensor connects.
5.4 Outdoor Sensor Placement
For accurate outdoor readings, consider the following:
- Mount the outdoor sensor in a shaded, dry location, protected from direct sunlight and rain.
- Avoid placing it near heat sources (e.g., vents, windows that get direct sun) or large metal objects that could interfere with the signal.
- Ensure the sensor is within the effective transmission range (typically up to 30 meters in open areas) of the main unit.
6. Operating the Weather Station
6.1 Display Information
The main display shows:
- Time and Date: Automatically set by the DCF signal.
- Indoor Temperature/Humidity: Measured by the main unit.
- Outdoor Temperature/Humidity: Received from the outdoor sensor.
- Weather Forecast: Based on atmospheric pressure changes, displayed with icons (sunny, partly cloudy, cloudy, rainy).
- Frost Alarm: An icon will appear when the outdoor temperature is between -1°C and +1°C.
6.2 Manual Time and Date Setting
If the DCF signal is not available or you wish to set the time manually:
- Press and hold the SET button for approximately 3 seconds to enter setting mode.
- The setting value will flash. Use the ▲ or ▼ buttons to adjust the value.
- Press SET again to confirm the setting and move to the next parameter (e.g., 12/24 hour format, hour, minute, year, month, day, temperature unit °C/°F).
- After setting all parameters, press SET to exit the setting mode.
6.3 Alarm Setting
- Press the ALARM button once to display the alarm time.
- Press and hold the ALARM button for approximately 3 seconds to enter alarm setting mode.
- Use the ▲ or ▼ buttons to adjust the hour and minute.
- Press ALARM to confirm each setting.
- To activate/deactivate the alarm, press the ALARM button repeatedly until the alarm icon appears/disappears.
6.4 Snooze and Backlight
Press the SNOOZE/LIGHT button on the top of the unit:
- When an alarm sounds, press this button to activate the snooze function (alarm will sound again after a few minutes).
- At any other time, press this button to temporarily illuminate the display backlight.
6.5 Temperature Alert Setting
The device allows setting alerts for specific outdoor temperatures.
- Press the ALERT button to cycle through alert settings (e.g., high temperature alert, low temperature alert).
- Press and hold the ALERT button to enter alert setting mode.
- Use ▲ or ▼ to adjust the desired temperature threshold.
- Press ALERT to confirm and move to the next setting.
- To activate/deactivate an alert, press ALERT repeatedly until the alert icon appears/disappears.
7. Maintenance
- Only clean this product with a slightly damp, lint-free cloth and do not use aggressive cleaning agents.
- Ensure that no water gets into the product.
- Replace batteries in the outdoor sensor when the low battery indicator appears on the main unit.
- If the product is not used for an extended period, remove the batteries.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No display on main unit. | No power or flat batteries. | Ensure power adapter is connected or replace backup batteries. |
| Outdoor readings not displayed or incorrect. | Sensor out of range, low sensor batteries, or interference. | Move sensor closer, replace sensor batteries, or reposition to avoid interference. Press CH button to re-sync. |
| DCF time not synchronizing. | Weak signal, interference, or incorrect time zone setting. | Move unit to a window, away from electronics. Manually initiate DCF search with RCC button. Set time manually if necessary. |
| Weather forecast seems inaccurate. | Weather forecasts are based on atmospheric pressure changes and are estimates. | This is normal. The forecast is a prediction based on local pressure trends, not a satellite forecast. |
9. Specifications
| Model Number | 00222242 |
| Display Type | LED (VA Display) |
| Power Source (Main Unit) | Power Adapter (5.0V DC, 0.6A), 2x AA Mignon Batteries (backup) |
| Power Source (Sensor) | 2x AA Mignon Batteries (included) |
| Connectivity Technology | Radio Frequency (433 MHz) |
| Temperature Accuracy | ±0.5 °C |
| Special Features | DCF Radio Controlled Clock, Frost Alarm, Adjustable Brightness, Large Display |
| Dimensions (Main Unit) | Approx. 15.6 cm (W) x 11.4 cm (H) x 3.1 cm (D) |
| Dimensions (Sensor) | Approx. 4.4 cm (W) x 10.2 cm (H) x 3 cm (D) |

Image: Dimensional drawing of the main unit and outdoor sensor.
10. Warranty and Support
Hama GmbH & Co KG provides a manufacturer's warranty for this product. For detailed warranty conditions, please refer to the warranty card included with your product or visit the official Hama website.
For technical support or service inquiries, please contact your local Hama customer service or visit www.hama.com for further information.







