use system 2 in cool mode - use system 4 in cool mode
Caution
This setting option only appears if "passive/active cooling 2-pipe" or
"passive cooling 2-pipe" is activated in menu 5.2.4.
Here you select whether you want to use climate system 2 - 4 in cooling
mode (if there is more than one). If this function is activated, you can set
"cooling flow temp. at +20°C" and "cooling flow temp. at +40°C" for each
climate system where the function is activated.
use room sensor
Here you can set whether room temperature sensors are to be used in
cooling mode.
set pt value cool/heat sensor
Caution
This setting option only appears if sensors for cooling/heating are installed
and activated in F1255.
Here you can set at which indoor temperature F1255 is to shift between
heating respectively cooling operation.
heat at room under temp.
Caution
This setting option only appears if a room temperature sensor is connected
to F1255 and has been activated.
Here you can set how far the room temperature can drop below the desired
temperature before F1255 switches to heating operation.
start passive cooling
Caution
This setting option only appears if "passive/active cooling" is activated in
menu 5.2.4.
Here you can set when passive cooling is to start.
Degree minutes are a measurement of the current heating demand in the
house and determine when the compressor, cooling operation respectively
additional heat will start/stop.
39NIBE™ F1255Chapter 3 | F1255 – at your service
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