Wind Gauge; Wind Chill - Diesnerfunk T641-F Bedienungshandbuch

T641-f_om_German_French_Eng.fm Page 24 Friday, November 28, 2003 5:04 PM
(b). Continuous reading mode (continuously measures the head
direction) -
1. Press and hold BEARING button, the head direction and
bearing angle will update every second.
2. If no button is pressed after two minutes, the unit will return to
idle mode automatically.
NOTE: Pressing MODE button once will return unit to idle mode.

Wind Gauge

The wind gauge measures the wind speed in the following ways:
1. Under idle mode, press and release WIND CHILL button
once to enter Wind Speed measuring mode.
2. Wait for 11 seconds after pressing WIND CHILL. The mea-
sured wind speed will be displayed in the 2nd row of the dis-
play. (The temperature reading is also displayed in the 1st row
of the display).
3. The wind speed will be updated at every second.
4. The unit will continuously sampling the wind speed for 2 min-
utes. If no button is pressed after two minutes, The unit will
return to idle mode automatically.
5. Under Wind Speed Mode, pressing and releasing MODE but-
ton once will return to idle mode.
6. During wind speed measurement, press and release WIND
CHILL button once to hold the current reading. The HOLD
icon is turned ON. Press and release WIND CHILL button
again to continue the measurement. The HOLD icon is turned
OFF. Once the reading is held and if no button is pressed
after two minutes, the unit will return to idle mode automati-
cally.
7. If wind speed is lower than 6mph or higher than 30mph, "LO"
or "HI" will be shown respectively.

Wind Chill

The wind chill function generates a warning indication when the
weather condition is below the default rating.
1. The Wind Chill measurement is ON during wind speed mea-
surement. The Wind Chill Temperature will be measured at
every second.
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