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5. MAX-MIN ALERT
5.1 Introduction:
You may set an alert for the following measurements when a maximum or minimum value is being exceeded:
Indoor temperature min/max alert
Indoor humidity min/max alert
Outdoor temperature min/max alert
Outdoor humidity min/max alert
Rainfall max alert (only the actual amount of rainfall as o 12:00am is considered)
Wind speed max alert
5.2 Hi-Lo limits setup:
1. Press the button once or repeatedly until the desired display starts ashing followed by ‘HI AL’ or ‘LO
AL’ (whatever applies)
2. Use / to set the limit value
3. Briey press the button to save the value
4. Press the button again to go to the next value or wait several seconds until the settings are closed
automatically
5.3 Hi-Lo alert function setup:
1. Press the button once or repeatedly until the desired display starts ashing followed by ‘HI AL’ or ‘LO
AL’ (whatever applies)
2. Briey press the button to switch this alert on or o.
5.4 Operation:
As soon as the set limit is exceeded, an alert will sound for up to 2 minutes while the concerned value starts
ashing. You may stop the alert sound by briey pressing the ALARM/ SNOOZE button. The concerned
measurement value automatically stops ashing when it returns to within the set limit (or as soon as you
adjust the limit or switch o the alert function for this measurement).
6. ALARM CLOCK
6.1 Introduction:
You may program an alarm (wake-up) time in the WS-4900.
You may then also enable a frost alert: when the outdoor temperature falls below -3°C, the wake-up signal
will sound 30 minutes before the set wake-up time.
6.2 To set the alarm time:
1. Press and hold the button at the rear of the weather station for 2 seconds until the hour digits start
ashing
2. Use / to set the hours and then briey press , the minute digits start ashing
3. Use / to set the minutes and then briey press , the alarm time is now set
Attention: after setting the alarm time for the rst time, this function is enabled directly.
6.3 To set the alarm function:
1. Press the button once or several times to check the alarm or to switch it on/o
Only “AL” appears: the time being displayed is the set alarm time, but the alarm itself is switched
o
“AL” + “ ” appears: the alarm is switched on and the wake-up signal will sound at the set alarm
time
“AL” + “ ” + “ ” appears: the frost alert is set
2. Release the button, after several seconds the actual time is displayed and the alarm status, according
to the above description, remains visible