FRONT
Graphical display of current
CO
level.
2
Poor: 1200-9999PPM
Good: 600-1100PPM
Excellent: 0-500PPM
PPM Value. PPM stands for
"parts per million" and shows
the concentration of carbon
dioxide in the ambient air.
Temperature
Humidity
BACK
MODE button
Set carbon dioxide
concentration alarm value
button
Increase the alarm value
button
Decrease the alarm value
button
Alarm on/off
°C/°F button
Switch Celsius/Fahrenheit
Horizontal wall
mounting holes
Vertical wall
mounting holes
DC power interface
EN
MODE
°C/°F
7