HR M
ANUAL
O
PERATION
VIA
B
-
TOUCH
Manual version 3.0 (10-10-2017)
en-41
en
62. Automatic CO2 control
Only with use of automatic CO
2
control
The unit can automatically adjust the fan speed to the CO
2
level.
Note:
n
The current CO
2
level must be measured via the
building management system (BMS) or via a sensor
connected to the unit.
Indicate the CO
2
levels on the basis of which the unit must
adjust the fan speed.
65. Control panel input
Not applicable to all versions of the unit.
The control panel has one input signal interface. This can be
used for an external ON/OFF signal or for an additional tem-
perature sensor.
When the timer is in use, the ON/OFF function of the input
on the control panel is deactivated, irrespective of this setting.
3.7
Maintenance
The
Maintenance
menu contains information on the use of the
unit and offers a number of functions which are necessary for
remedying errors.
Status
The status screen displays general information about the
installation and specific information per group and per unit
connected.
Current errors
Gives an overview of current errors. The error messages can
also be deleted here.
Error history
Gives an overview of the errors which have occurred.
CO
2LEVEL
FAN
SPEED
< 1
Without recirculation module
0 (off)
With recirculation module
1
< 2
1
< 3
2
> 3
3
