EGM-5 Operation Manual V. 1.04 63 support@ppsystems.com
At this stage, the CPY chamber should be held in the air to allow it to flush out prior to placing it on the
soil. During this step, the internal fan of the CPY is sped up to help flush the chamber. The number at the
top right of the screen (24 in this case) is the countdown. CO
2
concentration is displayed during this step.
When completed, the process will proceed to the CPY – Start Measuring screen (Step 6).
CPY – Start Measuring (Step 6)
This screen instructs the user to place the chamber on the soil to commence measuring.
CPY – Start Measuring Menu
Current measurement of CO
2
concentration (ppm).
Countdown in seconds, from 10 to 0.
Stops the CPY process and returns to CPY – Other Settings (Step 4).
Any information or error messages are displayed here.
At this stage, the CPY chamber should be placed on the soil. The internal fan is set to a low speed to
provide an even concentration of CO
2
. The number at the top right of the screen (5 in this case) is the
countdown. CO
2
concentration is displayed during this step. When completed, CPY Step 7 will be
displayed.
CPY Data Plot Screen (Step 7)
This screen displays present values and a graphical representation of the data gathered during the
current session.