5-2 Change the Temp , unit
℃ ℉
When the lower display show " t-CF " :
1)Press the " Enter Button " ( 3-4, Fig. 1 ) once, the upper
display will show " 0 ", use the " Button " ( 3-5, Fig.
▲
1 ) or " Button " ( 3-6, Fig. 1 ) to select the upper
▼
value to " 0 " or " 1 ".
0 - The Temp. unit is .
℃
1 - The Temp. unit is .
℉
2)After select the upper value to " 0" or " 1", press the
" Enter Button " ( 3-4, Fig. 1 ) will save the setting Temp.
unit ( , ) with default.
℃ ℉
* If before press the " Enter Button ", just press
the " ESC Button " ( 3-3, Fig. 1 ) will escape the
Advanced Setting procedures without saving the
value ( function ) into the circuit memory.
5-3 Setting the CO2 alarm value
When the lower display show " AL " :
1)Press the " Enter Button " ( 3-4, Fig. 1 ) once, the upper
display will show " CO2 alarm value " with PPM unit,
use the " Button " ( 3-5, Fig. 1 ) or " Button " ( 3-6,
▲
▼
Fig. 1 ) to select the " CO2 alarm value ".
2)After setting the CO2 alarm value, press the
" Enter Button " ( 3-4, Fig. 1 ) will save the setting value
with default.
* If before press the " Enter Button ", just press
the " ESC Button " ( 3-3, Fig. 1 ) will escape the
Advanced Setting procedures without saving the
alarm value into the circuit memory.
9