EA80-en-GB_V3.6 11/16
6
SET
ALM
CO
2
ppm
ppm
CO
2
ppm
CO
2
CO
2
Alarm Operation
Setting the Alarm Limit Values
1. Press “ALARM” button to turn on the alarm function, the “ALM” icon, and current
value are displayed.
2. Press “SET” button to enter High/Low limit
value setting mode, the “SET” icon is displayed
and hundred and thousand digits of the high
limit value will flash.
3. Press “” or “” button to set desired value.
4. Press “” button to move the cursor to set the
tens and ones digits.
5. Press “” or “” button to enter the desired value.
6. Press “” button to move the cursor to the hundred and thousand digits of the low
limit value.
7. Press “” or “” button to set desired value.
8. Press “” button to move the cursor to move the cursor to set the tens and ones
of the low limit value.
9. Press “” or “” button to set desired value.
10. To change any setting, press “” or “” button to move the cursor to desired high
or low limit value position.
11. Press “” button to store these setting and exit this mode.
Turning Alarm On / Off
1. Press “ALARM” button to turn on the alarm function, “ALM” is displayed.
2. When the CO
2
value is below the low limit value, the meter displays “” mark and
beeps.
3. When the CO
2
value exceeds the high limit value, the meter displays “” and
beeps.
4. To exit the ALARM function, press “ALARM” button again.
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