General Tools and Instruments LTH8809DL - Manual (Page 4)

8808/8806
- The primary display shows the measured
air temperature in C or F for both models.
- The secondary display shows the air
humidity for #8808.
In 8806, the section will be - - -
- Year/Month/Date and Hour/Minute/Sec-
ond
are displayed interchangeably at
the bottom of the screen for both models.
- DP icon is at the left side of the primary
display for #8808 and the value is showed
on after DP icon.
- REC is at the left side of the primary
display for both models and will appear
when the meter is in logging status.
8809/8807
- The primary display shows the measured
air humidity in % for #8809. In 8807, the
section will be - - -
- The secondary display shows the air
temperature in C for both models. When
switching the unit to F, the F LED will lit.
- When switch the mode to DP, the DP
LED will lit and the value will show on the
secondary display
- REC LED is at the left side of the monitor
for both models and will lit when the meter
is in logging status.
3
Dot LED flash ( 8809 )
While
in logging mode:
-DP LED flashing stands for temp.
exceeds the threshold setting.
-F LED flashing stands for the RH%
exceeds the threshold setting.
- REC LED flashing stands for the
meter is in logging status.
Beeper will sound if any of above is
happened(When adaptor is plugged)
NOTE:Beeper will not alarm when
adaptor is unplugged .