RST RST07851 [12/16] Manual2012 07851manual0212 07 2 012 12 49 page 14

RST 07851PRO (DT851) [12/16] Manual2012 07851manual0212 07 2 012 12 49 page 14
RST07851 5
Normal display Mode
The upper display of temperature: temperature data for alarm and the cor-
responding arrow, if the temperature alarm function is not ON, it will show the
memorized max. and min. data.
The down display is the current temperature (with wide letter); the tempera-
ture trend indicator arrow, Hold symbol.
LOW BATTERY
(low battery indicator): When the battery voltage is lower than 2.7V,
it will show the low battery indicator in blinking.
High temperature Alarm
When temperature is up to the previous setting data, it will alarm at once.
ALARM and the previous setting data and the arrow , will blink at the same
time.
The current temperature in the down part will continue to measuring, and
show the current temperature after finishing measurement.
When temperature lower than the setting data, it will stop alarming, but the
temperature data and arrow will continue blinking. It will stop blinking when
turn off the alarm function.
During alarming, press shortly ON/OFF button, it will stop alarming and mea-
suring at the same time, then enter to the standby state.
If the unit turn off during blinking, when resume to turn on the units, it won’t blink
(the high temperature alarm and the low temperature alarm is the same.)
Low temperature Alert
when temperature down to the previous setting data, it will alarm at once.
ALARM and the previous setting data and the arrow , will blink at the same time.
The current temperature in the low part will continue to measuring, and show
the current temperature after finishing measurement.
When temperature is higher than the setting data, it will stop alarming, but the
temperature data and arrow will continue blinking. It will stop blinking when
turn off the alarm function.
During alarming, press shortly ON/OFF button, it will stop alarming and mea-
suring at the same time, then enter to the standby state.
Temperature trend indicator
With probe: the temperature grow or down 1 degree or more during 10 se-
conds, it will show the arrow and .
Temperature trend indicator: each measurement, the current temperature is
1 degree higher, the arrow show up, 1 degree lower, it will show . It won’t show
the arrow indicator while the temperature keep no more 1 degree in 1 hours.
Without Probe: the temperature grow or down 1 degree or more during 1 hour,
it will show the arrow and (it likes common thermometer, and measures the
indoor temperature).
If the temperature is in the trend of down, it will show the arrow , if the tempe-
rature is in the trend of growing, it will show the arrow .
07851Manual2012:07851Manual0212 07.02.2012 12:49 Page 14
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