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To display the maximum and minimum display memory:
1. Select the channel to be checked.
2. Press [MEM] once to display the maximum temperature humidity
and again the minimum temperature humidity. The respective
indicators, MAX or MIN will be displayed.
To clear the memory:
• Press and hold [MEM] for 2-seconds.
If you press [MEM] now, the maximum and minimum temperatures
will have the same values as the current ones until different readings
are recorded.
HOW TO USE CHANNEL-1 TEMPERATURE/
HUMIDITY ALARM
Upper and lower temperature and humidity limits for channel-1 can
be set so that an alarm activates when the limits are exceeded.
The high and low temperature and humidity displays are selected
by sequentially pressing HI/LO.
The high-low displays are as follows:
Sequence
Pressing HI/LO once
Pressing HI/LO twice
Pressing HI/LO third time
Pressing HI/LO fourth time
Respective Display
Enters HI temperature display
Enters HI humidity display
Enters LO temperature display
Enters LO humidity display
To set a high or low temperature or humidity alarm:
1. Press [HI/LO], channel-1 will be displayed.
2. Press [
] to set the temperature or humidity limit. Each press
will increase increments by one degree or percentage. Press and
hold the button for a rapid-scrolling sequence by increments of
five.
Note: The temperature range is from -50°C (-58°F) to +70°C
(158°F).
If this is the first time you set the limits, the lower limit will start
from -50°C (-58°F) and the upper limit +70°C (158°F). Other
wise, the reading will start from the temperature last selected.
The humidity range is from 2% to 98%.
If this is the first time you set the limits, the lower limit will start
from 2% and the upper limit 98% Otherwise, the reading will start
from the humidity last selected.
3. Repeat the steps to set the upper humidity setting and the lower
temperature and humidity settings.
4. When finished, press [HI/LO] to set another limit or wait 16-sec
onds and the unit will automatically return to the normal display.
The respective HI, LO or both indicators will light up to signify
the status of the alarm.
If in another channel other than channel one is selected, when the
alarm activates the display will switch to channel-1 and the display
will flash. If left untouched, the alarm will activate for a 1-minute.
Press any key to momentarily stop the alarm. The alarm will activate
again if the limit continues exceeds the set limit.
Note: If a second limit is passed while an alarm is active, the first
alarm will complete its 1-minute cycle and the alarm will continue
to activate for a second minute to indicate that a second limit has
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