0-10V Model - Zehnder 55 Manuel De L'installateur

The pairing procedure starts.
- The CO indicator flashes orange and
2
the selected pairing mode indicator
flashes red. The ventilation system is
found.
- The CO indicator flashes orange and
2
the selected pairing mode indicator
flashes green. The main control unit is
found.
- Pairing succeeded: All the indicators
flash green 3x. This may last a few
minutes.
- Pairing failed: All the indicators flash
red 3x.
6. Repeat the entire procedure for a
subsequent control unit.
If the coupling fails: try to couple
the CO sensor closer to the unit.
2
Coupling usually takes 60 seconds
per control unit.
Coupling will only be successful
if the sensor is within range. The
RF Repeater function does not
work during coupling. If the CO
sensor has to be installed out of
range, it must first be coupled
within range. It can then be
installed outside the range of the
ventilation system, provided that
another CO
can serve as an RF Repeater.
sensor within range
2

6.2 0-10V model

The CO
2
possibility of setting the output signal as a
sensor or controller signal.
If the control unit is set to sensor mode it
will function as a standard CO2 sensor. If
the control unit is set to controller mode
then it can also be used as a manual speed
controller.
The 0-10V function must be set before use:
1. Press the operating button for 5
seconds.
- All the indicators flash green 3x.
- The middle indicator in the right
column flashes red.
2. Press the operating button within 30
seconds and hold it for 5 seconds.
- The bottom and middle indicators in
the right column flash red.
3. Press the operating button briefly within
30 seconds to select the correct mode.
a. 0x or 2x: controller mode (CO
indicator green, bottom 2 indicators
right column red);
b. 1x: sensor mode (CO
2
bottom 2 indicators right column red);
4. Press the operating button for 5
seconds to confirm the selection.
- All the indicators flash 3x.
sensor 0-10V55/0-10V67 offers the
2
2
indicator red,
EN - 31