Led Brightness Setting - Zehnder CO2 C55 Manual De Instalación

8.3 LED brightness setting

Within 30 seconds during
installation, press the operating
button of the CO
confirm a setting.
For an instruction video, please
visit our website under CO
Sensors (new generation), or
YouTube: https://bit.ly/31DPNjA
The 6 brightness settings for the LEDs
can be adjusted from high to low:
■ there are 4 settings descending from
bright to dim;
■ there is 1 setting where the LED is only
visible in case of warnings;
■ for the last setting the lights are
completely off in all cases.
1. Press the operating button for
5 seconds to start the brightness
menu:
■ All LEDs blink green 3 times.
■ Depending on the type of device,
the bottom LED on the right (RF
type), the middle LED on the right
(0­10V type) or the top LED on the
right (C type) flashes red for 30
seconds. The CO
2. Briefly press the operating button to
select the brightness menu:
■ The top LED on the right flashes red.
Sensor to
2
2
LED flashes red.
2
3. Press the operating button for
5 seconds to enter the brightness
menu:
■ All LEDs blink green 3 times.
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 all 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 on the right blink green 3
times.
7. The brightness adjustment is complete
and the CO Sensor returns to
2
standard functionality.
EN - 47