Zehnder CO2 Sensor Manuel D'utilisation page 25

4. Briefly press the operating button to
select a different brightness.
5. Repeat step 4 until the desired
brightness is selected.
The mode in which only warnings
are shown is indicated by a red
CO LED during this selection.
2
The mode in which the lights
are off is displayed during this
selection because all the LEDs
are off.
6. Press the operating button for 5
seconds to confirm the selection.
■ All LEDs blink green 3 times.
7. Brightness adjustment is complete and
the CO Sensor returns to standard
2
functionality.
EN - 25