User Manual

INSTRUCTIONS
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TREND CHART
The trend chart (1) displays the past readings for any of the three parameters (CO
2
/Temp/RH). There
are 4 modes that can be toggled by using UP key: CO
2
, TEMP, RH, and Cycle (automacally cycles
through CO
2
/Temp/RH), as shown below.
TREND CHART ZOOM
Below is a table that shows the available Zoom Levels for all parameters (CO
2
, Temp and RH) as well as
the duraon of each division for corresponding Zoom Levels:
Using DOWN will toggle the available Zoom Levels for each parameter. Note that in addion to the
Zoom Levels for each parameter, there is an opon that will automacally cycle between the Zoom
Levels. This can be achieved just by pressing DOWN unl icon (14) appears at the boom le of the
chart.
MAX/MIN
At the top right corner of the display, there are two numerical indicators: Max (2) and Min (5). As the
Zoom Level is changed, the Max and Min values will reect the maximum and minimum values on
the chart of the selected parameter (CO
2
, Temp and RH). At startup, the unit will automacally display
values for CO
2
.
NOTE: Trend chart contains a maximum of 17 sets of recorded data at one me. Aer the chart is
full the data is FIFO (rst-in, rst-out).
Zoom Level
(Time Span) (15)
Time Per Division (13)
1m (minute) 5sec /div
1h (hour) 5m/div
1d (day) 2h/div
1w (week) 0.5d/div
Auto Cycle Zoom Cycle