
3. Measurement
10
3.2 Hold the Reading
Display
Procedure
When the NORMAL (Measurement) mode screen is displayed, press
key (also available on Humidity measurement mode).
“HOLD” indicator appears on the left side of the display to indicate that
the reading shown is kept on hold on the display.
Press
key again to recover from the HOLD mode.
Maximum Value Hold
····· How to Hold the Maximum Value
Display
Procedure
When the NORMAL (Measurement) mode screen is displayed, keep
pressing
key.
While
is being pressed, “HOLD” indicator keeps appearing on the
left side of the display and the maximum values of each parameter (CO,
CO
2,
Humidity or Temperature) are shown on the screen.
Release
key to keep the maximum value on hold on the display.
Press
again to recover from the HOLD mode.
Summary of Contents for 2212
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