TSI IAQ10 - Manual (Page 9)

7
The display updates every second and each
reading is the average of five samples.
(
5) Key
The instrument only displays CO
2
.
RECALL (
6) Key
Press the RECALL key repeatedly to
display: minimum value (MIN), maximum
value (MAX), average value (AVG), and
number of seconds sampled (COUNT).
Press the READ key to return to normal
measuring mode.
The instrument does not store readings.
The information viewed in the recall mode
is for the sample reading just taken. Once a
new sample starts or the instrument is
turned off, all previous data is lost.
The (
5) and (6) references on keys are
used during the field calibration process.