4
Specification
ON/OFF operations for the collective or each group.
Set the operating mode for the collective or each group.
Indoor unit: Cooling/Dry/Fan/Auto/Heating
Ventilation unit: AUTO/BY-PASS/HEAT EX.
Sets the temperature for the collective or each group.
Cool/Dry operations :
19
°
C to 30
°
C
Heat operations :
17
°
C to 28
°
C
Auto operations :
19
°
C to 28
°
C
Switches between activating and suspending scheduled operations that
use a program timer (sold separately) for the collective or each group.
Allows the following collective or group operations to be prohibited: local
remote controller ON/OFF, operation mode, set temperature, filter
reset.(Only when PAC-SF41SCA is set as the master system controller.)
Allows limitation of switching the collective operation modes for the main
unit and local remote controller: COOL (winter), HEAT (summer), COOL
HEAT (between seasons).
Resets the filter sign after the filter has been cleaned for the collective or
each group.
The overall status lamps display condition of the collective status.
Liquid crystal display
Displays the unit address of the malfunction unit and the error code on
the liquid crystal display
Performs the group settings for the unit (indoor unit, remote controller,
slave system controller)
Performs the interlocked settings for ventilation unit.
Set the number of the minimum management group managed by this
unit.
Master and slave settings for the system controller.
Address setting for the system remote controller.
Maximum 50 (maximum 32 groups)
0 to 16 (Indoor units and ventilation units cannot be registered in the
same group.)
0 to 2
0 to 4 (including the number of remote controller in one group)
0 to 3 for which have one remote controller.
0 to 16 (some type of ventilation unit can be only operate when inter-
locked to a maximum of 9 units)
2. Functions
This unit can control a maximum of 50 air conditioner units. The operation listed below are also possible.
<List of system remote controller functions>
User oper
ating function
Range of
temperature settings
ON/OFF
Operation mode
Temperature setting
Timer operation
Local remote
controller prohibition
Operation mode
switching limitation
(season switching)
Filter reset
Collective operation
Each group operation
Operation mode
Temperature settings
Timer operation
Filter sign
Prohibition
Main unit prohibition
Operation mode
switching limitation
Malfunction
Group settings
Interlocked settings
Set the number of the
minimum management
group
Master system
controller/slave
system controller (*1)
System remote
controller’s address
Indoor unit
Number of indoor
units in one group
Number of remote
controllers in one group
Number of system
controllers in one group
Number of indoor units
interlocked with one
ventilation unit
Initial setting functions
System control
Opera-
tions
Monitor-
ing
Opera-
tions
System
Number
of control
unit
Item
