Merlin CO2 AVG Monitor
User Guide
Rev: 09 05-19
5
5
Power On and Off
How to turn your device ON
To turn on the Merlin CO2 AVG monitor you need to supply mains power, this will then illuminate
the blue LCD screen and initiate a 60-second countdown.
When the countdown is complete, the LCD screen will show CO2 levels in the room.
How to turn your device OFF
Remove or Switch Off the mains power supply.
6
LED Status
Med
Amber - Moderate air quality, 1000 - 1300ppm
High
Red - Poor air quality, >1300ppm CO2
7
CO
2
Averages
By using the average push button located on the front fascia of the Merlin CO2 AVG, the user is
able to navigate through four different display screens showing the following statistics:
Current CO2 PPM level Reading
Average CO2 Reading over the previous 8 Hour Period
24 Hour Average CO2 Reading
Highest CO2 Reading over the previous 24 Hour Period
