Function Setting; Unit Function Setting By The Remote Controller; Function Selections; Meaning Of "Function Setting" - Mitsubishi Electric PUHZ-RP250YHA2 Service Manual

11

FUNCTION SETTING

11-1. UNIT FUNCTION SETTING BY THE REMOTE CONTROLLER

Each function can be set according to necessity using the remote controller. The setting of function for each unit can only be
done by the remote controller. Select function available from the table 1.
(1) Functions available when setting the unit number to 00 (Select 00 referring to
1 The functions below are available only when the wired remote controller is used. The functions are not available for
floor standing models.
<Table 1> Function selections
Function
Power failure OFF
automatic recovery ON
Average data from each indoor unit
Indoor temperature
Data from the indoor unit with remote controller
detecting 1
Data from main remote controller
Not supported
LOSSNAY
connectivity Supported (Indoor unit does not intake outdoor air through LOSSNAY)
Supported (Indoor unit intakes outdoor air through LOSSNAY)
Power supply 240V
220V, 230V
voltage
Auto energy-saving operation ON
Auto operating
Auto energy-saving operation OFF
mode
2 (Normal)
Frost prevention
3
temperature
When the compressor operates, the humidifier also operates.
Humidifier control
When the fan operates, the humidifier also operates.
Standard
Change of
For high humidity
defrosting control

Meaning of "Function setting"

Mode02:indoor temperature detecting
No. Indoor temperature(ta)=
No.1 Average data of the
sensor on all the
indoor units
No.2 Data of the sensor
on the indoor unit that
connected with
remote controller
No.3 Data of the sensor
on main remote
controller
Settings
OUTDOOR
INDOOR INDOOR
REMOTE REMOTE
(MAIN) (SUB)
Initial ta=(A+B)/2
setting
ta=A
ta=C
Mode No. Setting No.
01
02
03
04
05
15
16
17
OUTDOOR
INDOOR INDOOR
REMOTE REMOTE
(MAIN) (SUB)
ta=(A+B)/2
ta=B
ta=C
73
set the indoor unit number.)
: Initial setting
(when sent from the factory)
1
2
1
2
3
1
2
3
1
2
1
2
1
2
1
2
1
2
OUTDOOR
INDOOR
REMOTE REMOTE
(MAIN) (SUB)
ta=A ta=A
ta=A ta=A
ta=C ta=C
Remarks
The setting is
applied to all
the units in the
same
refrigerant
system.
OUTDOOR
INDOOR
REMOTE
(MAIN)