Hitachi RCI-1.0FSR Service Manual page 151

5 Optional functions
Optional functions through Remote control
rb – Minimum operation time to allow the change of operation mode in automatic cooling/heating
mode with dual set point
This function is used to define a minimum time of operation in a given mode, in order to avoid too frequent changes of
operation mode.
Operation mode does not change until the minimum transition time passes, even if the room temperature reaches the
setpoint to shift to the other operation mode.
rC – Maximum outdoor temperature to allow operation mode switch to heating in auto cooling/
heating with dual set point
If outdoor ambient temperature is higher than rC, there is no mode transition to heating in automatic cooling/heating
operation mode, even if room temperature reaches the setpoint to switch operation mode from cooling to heating.
rd – Minimum outdoor temperature to allow cooling operation in automatic cooling/heating mode
with dual set point
If outdoor ambient temperature is lower than rd, there is no mode transition to cooling in automatic cooling/heating
operation mode, even though room temperature has reached the setpoint to switch operation mode from heating to
cooling.
rE – Temperature for the beginning of heating in setback
This function is used to select the room temperature used to determine the start of heating operation during setback.
5
rF – Temperature for the beginning of cooling in setback
This function is used to select the room temperature used to determine the start of cooling operation during setback.
s1 – Not used
s2 – Not used
s3 – Not used
s4 – Not used
s5 – Not used
s6 – Not used
s7 – Not used
s8 – Not used
141 SMGB0137 rev.0 - 05/2021