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4.7.4 Cold draft
reduced below comfort value. With this new option HITACHI improves comfort for these situations by setting unit to Fan Mode when
discharge air temperature is below comfort temperature and set unit again to Cooling Mode when temperature will be again inside
comfort range.
C A U T I O N
be automatically changed to cooling mode.
Option Enabled: Activate/not activate cold draft option in the selected indoor unit.
Compressor Delay (min): Minimum enforced time between two compressor start up when start required by Cold Draft option.
Target Outlet Temp (ºC): Minimum outlet temperature that we accept in this room in order to force the Thermo OFF.
Minimum Thermo ON Time (seconds): Minimum time that should be in Thermo ON before accepting a new Thermo OFF.
Minimum OFF time (seconds): Minimum time that unit should be Thermo OFF before accepting a new Thermo ON.
Status panel explain what is this function doing.
Considerations of cold draft:
Cold draft option only can be visible for user if this has request privilege. This function should only be used in system where there
are comfort problems and after problem study.
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PMML0409A rev.1 - 10/2016
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