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Specifications; Product Functions - Mitsubishi Electric PAC-SF44SRA Instruction Book

Air conditioning control system.
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11. Specifications

11-1. Product functions

• This controller can control up to 50 air conditioners and LOSSNAY. This controller has the
following functions.
<List of system remote controller functions>
Function
Operation
Air direction/swing
Normal
Interlocked unit ON/OFF
functions
Local remote controller
changeover limitation
(season changing)(*1)
Group operation status
Monitor
Local operation prohibit
Error history monitor
(*1) Only groups in the free plan indoor units (Type C and following models) can be limited.
ON/OFF
ON/OFF operations can be carried out collectively or for each group.
The air conditioner can be set to cool, dry, fan, auto or heat
Operation mode
collectively or for each group. The LOSSNAY can be set to normal
ventilation, heat exchange ventilation or automatic ventilation.
The fan speed can be selected collectively or for each group.
Fan speed
(The set fan speeds differ according to the model.)
The temperature can be set collectively or for each group.
Set temperature
(The set temperature display can be changed to "Fahrenheit display" with the switches.)
Louver
The louver can be started or stopped collectively or for each group.
The Air direction can be set to four steps up and down or to swinging collectively or for each group.
When using an interlocked unit (LOSSNAY), ON (high/low) or OFF
can be set collectively or for each group.
The local remote controller's ON/OFF, operation mode, set
temperature and filter reset operations can be prohibited collectively
or for each group.
operation prohibit
(Only when this controller is set to operation prohibit transmission
valid.)
Changing of this controller's and the local remote control's operation
Operation mode
mode can be limited collectively or for each group.
Cooling mode limit (winter), heating mode limit (summer),
cooling/heating mode limit (between seasons)
Filter reset
The filter sign can be reset after the filter is cleaned collectively or for each group.
External input
Emergency stop, ON/OFF, and prohibit/permit can be set collectively from an external source.
Collective run
Displayed with the COLLECTIVE ON/OFF lamp.
The ON/OFF, operation mode, wind speed, set temperature, wind direction,
and interlocked unit ON/OFF status are displayed for each group.
Filter sign
The filter cleaning period is indicated for each group.
Details prohibited by this controller or by other controllers are displayed.
Error
The address of the faulty unit and the error code are displayed on the LCD.
External output
The ON/OFF and error occurrence signals can be output collectively to an external source.
Up to 50 past errors can be saved and checked. (50 errors that have occurred last.)
Details
Set temperature range
o
Cool/Dry: 19 to 30
C
o
<66.2 to 86
F>
o
Heat:
17 to 28
C
o
<62.6 to 82.4
F>
o
Automatic:19 to 28
C
o
<66.2 to 82.4
F>
The values in parentheses are for when using the medium temperature unit.
The set temperature range will differ according to the model.
o
14 to 30
C
o
<57.2 to 86
F>
o
14(17) to 28
C
o
<57.2(62.6) to 82.4
F>
o
14(17) to 28
C
o
<57.2(62.6) to 82.4
F>
33

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