TSI IAQ50 - Manual (Page 21)

21
Note: “Err” will display if not enough
information is available or a negative %
value is calculated.
To make changes to one of the other
three readings without putting these
values to memory yet, press the
5 or 6
keys to review the values and press
READ/ENTER
to overwrite the value.
To exit this procedure completely with-
out putting any values to memory, press
NEXT TEST
.
To take another % outside air measure-
ment, make sure you pressed
READ/ENTER
to put the values to mem-
ory. Then use the 5 or 6 keys to review
the measurements and take new samples
for supply and return. The stored Out-
side Air reading can be used in all per-
centage calculations, unless you input a
new value.
BP Key
To change the stored barometric pres-
sure, press BP and use the
5 or 6 keys