Ice Pre-Alert; Feels Like Temperature; Heat Index; Dew Point - National Geographic WIFI Weather Center 7in1 Bedienungsanleitung

39 Ice pre-alert

1. When the outdoor temperature hits 3° C (37 ° F), the ice pre-alert symbol
display, flashing continuously.
2. The ice pre-alert symbol

40 Feels like temperature

Press the INDEX button repeatedly until FEELS LIKE appears on the display.
Note:
The feels like temperature indicates the temperature value according to the personal temperature per-
ception.

41 Heat index

Press the INDEX button several times until HEAT INDEX is displayed.
Heat index
(> 130° F)
41° C – 54° C
(106° F – 129° F)
33° C – 40° C
(91° F – 105° F)
27° C – 32° C
(80° F – 90° F)
Notice:
The perceived temperature is based on the common effects of temperature and humidity. Heat index
is only calculated when room temperature is at 27° (80° F) or higher. The displayed perceived temper-
ature is calculated solely from temperature and humidity and is measured by the outdoor sensor.

42 Dew point

Press the INDEX button several times until DEW POINT is displayed.
Note:
The dew point is the temperature below which the water vapor in air at constant barometric pressure
condenses into liquid water at the same rate at which it evaporates. The condensed water is called
dew when it forms on a solid surface. The dewpoint temperature is calculated from the indoor temper-
ature and humidity measured at the main unit.

43 History record for the past 24 hours

The base station automatically records and displays data of the past 24 hours.
1. Press the HISTORY button to check history records of the last hour.
2. Press the HISTORY button several times to display the history records of the hours 2,3,4,5 ......
58 / 96
will disappear as soon as the temperature rises above 6° C.
Warning
> 55° C Extreme danger
Danger
Extreme caution
Caution
will appear on the
Meaning
Strong risk of dehydration / sun
stroke
Heat exhaustion likely
Possibility of dehydration
Possibility of heat exhaustion