National Geographic 90-66000, Operating Instructions Manual

Page: 39 / 134

39
DE EN FR IT ES RU
TEMPERATURE ALARM
Select the TEMPERATURE window.
Press ALARM to select the desired alarm: the upper temperature alert
with [
▲
▬
] icon (if disabled, display shows OFF), or the lower temperature
alert with [
▲
▬
] icon (if disabled, display shows OFF). Press and hold
ALARM until the temperature digits fl ash. Adjust the temperature digits
using
▲
or
▼
. Press and hold either button for faster setting. Press
ALARM to confi rm your selection and return to the temperature alarm
selection screen.
ACTIVATING OR DEACTIVATING TEMPERATURE ALARMS:
Once the above alerts are displayed, press
▲
to enable, or
▼
to disable
the alert.
VIEWING MAX/MIN READINGS
Select the TEMPERATURE window.
Press MEM to read the minimum temperature of all sensors (indoor and
remote), indicated by the MIN icon. Press MEM again to read the maxi-
mum temperature of all sensors (indoor and remote), indicated by the
MAX icon. Press MEM again to return to the current values.
RESETTING TEMPERATURE MEMORIES
Select the TEMPERATURE window.
Press and hold MEM for 3 seconds to clear all maximum and minimum
temperatures stored in the unit’s memory.
4.3 CLOCK WINDOW
For all operations described in Chapter 4.3, press
▲
or
▼
until the
[ TIME ] icon, in the left corner of the time window, begins to fl ash.
4.3.1 TIME FUNCTION
The radio-controlled time signal (DCF 77) is transmitted from the central
atomic clock in Frankfurt/Main, Germany It has a reception range of ap-