Hitachi RCIM-1.0FSRE - Page 157

5 Optional functions
Optional functions through Remote control
SMGB0137 rev.0 - 05/2021
147
5
Item Optional function
Individual
Setting
Settings Setting conditions Description
E3
Not used -
00
- Use at 00 conditions
01
Only for KPI-E4E
and KPI-X4E:
Selection of the fan
for function E2
–
00 Activated for supply fan
This function selects which fan
will increase the speed (when E2
enables this function).
01 Activated for exhaust fan
e4
Not Used -
00
- Use at 00 conditions
01/02
KPI: Pre-cooling /
pre-heating period
O
00 Disabled (factory setting)
This function delays unit startup with
energy recovery.
01 30 minutes
02 60 minutes
Econofresh: CO
2
sensor
00 Disabled (factory setting)
This function selects the CO
2
gas
sensor input for Econofresh.
01/02
CO
2
sensor
(required setting E1=00)
E5
Not used -
00
- Use at 00 conditions
01
Only for DX-
Interface, KPI-E4E
and KPI-X4E:
High ventilation after
switch ON
–
00 Disabled (factory setting)
This function forces that the unit
will operate in high speed during 60
minutes after fan start. After this time
the fan will be changed to setting
value.
01 60 minutes
E6
Period of indoor
fan operation after
cooling operation
stoppage
○
00
Disabled function
(factory setting)
This function prevents the
condensation in the unit by keeping
the fan running after the unit
operation has been turned OFF.
01 60 minutes
02 120 minutes
E7
Not used -
00
- Use at 00 conditions
01
E8
Control for stop
of the indoor unit
fan during heating
Thermo-OFF
conditions (with
remote sensor
THM-R2AE
connected to the
THM4 connector in
the indoor unit PCB)
○
00 Fan operation in Low speed
This function stops the fan to prevent
cold draughts or overheating.
C8 must be set to 01 to use the
E8=01 setting.
The connection of a THM-R2AE
remote temperature sensor to the
THM4 port in the indoor unit PCB
is required. The remote sensor
shall be installed in a proper place
for the correct detection of room
temperature.
(In case that automatic louvre is
set, the louvre will keep operating in
both Thermo-ON and Thermo-OFF
condition.)
01 Fan stop in Thermo-OFF conditions.
eg
Not Used -
00
- Use at 00 conditions
01
EA
Not used -
00
- Use at 00 conditions
01
02
Eb
Indoor unit fan
control during
cooling Thermo-OFF
conditions
○
00
Function disabled
(factory setting)
This function decreases speed of
the indoor unit fan during cooling
Thermo-OFF, to reduce the spread
of smells and humidity.
01 Low
02 Slow