19. Technical data
a) Weather station
Power supply ...................................... 3 x AA batteries
Battery lifespan .................................. 6 months
Standby power consumption ........... 0.24 W
Radio frequency ................................. 868 MHz
Radio signal ........................................ DCF77
Range ................................................... 100 m (in free field)
Protection class ................................. 3
Operating conditions: ........................ 0 to +50 °C, 20 – 99 % RH
Storage conditions............................. 0 to +50 °C, 20 – 99 % RH
Dimensions (W x H x D)..................... 185 x 106 x 30 mm
Weight .................................................. 265 g
b) External sensor
Power supply ..................................... 4 x AA batteries
Battery lifespan .................................. 12 months
Operational conditions ..................... -20 to +60 ºC, 20 – 99 % rF
Storage conditions............................. -20 to +60 ºC, 20 – 99 % rF
Dimensions (W x H x D)..................... 92 x 180 x 325 mm
Weight .................................................. 275 g
c) Power adapter
Input voltage ...................................... 230 V/AC, 50 Hz
Output voltage / current .................... 6 V/DC, 130 mA
Protection class ................................. 2
Weight .................................................. 165 g
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