Control 4 C4-KNX-THERM Series User Manual page 71

Control element 2/4-fold with rtc fm
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Options:
The controller obtains the current fan speed level for controlling a fan coil actuator either by
calculating it from the table of level values under "Fan coil settings for heating" or "Fan coil
settings for cooling", or by receiving feedback from the fan coil actuator. If the "Yes" option is
selected, the "Fan coil step status" object is activated for receiving the fan speed level from the
fan coil actuator.
Note
This parameter is only available if the "Device function" parameter is set on
either "Single device" or "Master device" and the "Control value type" parameter
is set on "Fan coil". In addition, the "Control function" parameter must be set on
either "Heating", "Heating with additional stage", "Heating and cooling" or
"Heating and cooling with additional stages".
Options:
In this parameter, the control values of the controller are assigned to fan speed levels. This
assignment is used if the fan speed levels are transmitted together with the control values.
Note
These level settings should be adjusted to match the settings in the fan coil
actuator.
Setting the "Control value type" to "Fan coil" in the control parameters is only
useful for one of either the basic stage or the additional stage. Setting the
basic and additional stage parameters to fan coil is not useful, since the
control of only one fan coil actuator each for heating and cooling is
supported.
The "Fan speed level 4 - 5 up to control value (0 - 255) heating" parameters
are available only when the "Number of fan speed levels" is set on "5 levels".
Options:
This parameter limits the fan speed level when the system is switched to eco mode.
Description of application and parameters
No
Yes
Setting option between 0 - 255
No
Yes
Application program
│71

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