Hama EWS-830, Operating Instructions Manual

Page: 12 / 147

11
Display Trend
Increasing
Constant
Decreasing
• Repeatedly press the HISTORY button (38) to access the atmospheric pressure values (4) for the last twelve
hours in 1 hour intervals (5).
• If you do not make an entry for the 20 seconds, the current atmospheric pressure (4) is displayed again
automatically.
• The bar graph (33) shows the history of the atmospheric pressure within the last 12 hours.
• The risk of frost symbol (3) is displayed as soon as the outdoor temperature drops below +4°C.
6.6. Maximum and minimum temperature and humidity values
• The base station automatically stores the maximum and minimum indoor/outdoor temperature and humidity
values.
• Repeatedly press the + button (36) to switch between the current temperature and humidity, minimum
temperature and humidity (MIN) and maximum temperature and humidity (MAX).
6.7. Outdoor temperature alarm
• Repeatedly press the CHANNEL button (39) to select the measuring station channel (30) for which you
would like to set an alarm.
• Press and hold the – button (37) for approx. 3 seconds until the outside temperature display (28) ON/ OFF
begins to flash.
• Press the + button (36) or the – button (37) to select ON/ OFF ´ and confirm your selection by pressing the
MODE´ button (35).
Select ON/ OFF to activate/deactivate the outside temperature alarm.
The corresponding symbol (26) is displayed when the alarm is activated.
• The symbol for the upper limit value is displayed and the limit value (28) flashes.
• Press the + button (36) or the – button (37) to set the displayed limit value and confirm your selection by
pressing the MODE button (35).
• Then repeat this procedure for the lower limit value .
• The alarm is triggered correspondingly if the outdoor temperature reaches one of these limit values.
The symbol (26) and the outdoor temperature start to flash and an alarm signal sounds.
Press any button to stop the alarm.
Note – Outdoor temperature alarm
• You can define a lower and an upper limit value and activate an alarm for each channel and/or
connected measuring station.
• Note that the lower limit value must be at least 1°C/1°F below the upper limit value.