Hitachi PC-ARFP1E - Optional Settings (d1-d7); Optional Settings (E1-E9, EA, Eb-EC, Ed)

Items Optional Function Individual setting Setting condition Contents
d1 Power supply ON/OFF 1 ○
00
01
Not available
Available
d2 Not prepared - - Not used
d3 Power supply ON/OFF 2 ○
00
01
Not available
Available
d4
Prevention for cooling discharge air
temperature decrease
○
00
01
Not available
Available
d5
Prevention for heating discharge air
temperature decrease
○
00
01
Not available
Available
d6
Room temperature control for energy
saving
○
00
01
Not available
Available
d7
Fall distance of elevating panel
(Indoor units with the elevating grille
function only)
○
00
01
02
03
04
05
06
07
200 cm (Standard)
100 cm
150 cm
200 cm
250 cm
300 cm
350 cm
400 cm
E1
KPI: Ventilation mode
○
00 Automatic ventilation
This function is used
to set the ventilation
mode of the ventilation
unit with energy / heat
recovery.
01
Ventilation by total heat
exchanger
02
Ventilation with bypass
(no total heat
exchanger)
Econofresh: cooling mode
00 Not available
This function allows for
the outdoor air damper
to be opened.
01/02
Outdoor cooling mode
(all-fresh)
E2
KPI: Increased air supply volume
○
00 Not available This function is used to
increase the air supply
pressure in the room.
01 Available
Econofresh: enthalpy sensor
00 Not available
This function selects the
enthalpy sensor input.
01 Available
E3 Not prepared ○
00 Not Used
-
01
Used as setting for
conditions 00
E4 Pre-cooling / Pre-heating period ○
KPI:
This function delays
start-up of the ventilation
unit with energy / heat
recovery
00 Standard
01 30 minutes
02 60 minutes
Econofresh kit:
00 Standard
01/02 CO
2
sensor
E5 Not prepared × - Not used (Use as 00 conditions)
E6
Indoor fan operation time after cooling
operation stoppage
○
00
01
02
Not available
60 min.
120 min.
E7 Not prepared ○ - Not used (Use as 00 conditions)
E8
Fan operation control at heating Thermo-
OFF
○
00
01
Not available
SLOW
E9 Not prepared - - Not used (Use as 00 conditions)
EA Not prepared - - Not used (Use as 00 conditions)
Eb
Fan operation control at cooling Thermo-
OFF
○
00
01
02
Not available
LOW
SLOW
EC Forced Thermo-ON stoppage at cooling ○
00
01
Not available
Available
Ed Not prepared - - Not used (Use as 00 conditions)
ENGLISH
FUNCTION SELECTION AND SETTING
PMML0404A rev.1.1 - 06/2022
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