Design and Technical Manual

5. CONTROL SYSTEM
INDOOR UNIT TYPE AND THE APPLICABLE CONTROL METHOD

Type Model
Indoor units
Compact
Cassette
Slim Duct Floor
Wallmounted
ASU7RLF1
ASU9RLF1
ASU12RLF1
ASU7RLF
ASU9RLF
ASU12RLF
ASU9RLS2
ASU12RLS2
ASU15RLS2
ASU18RLF
ASU24RLF
Central Remote
Controller
UTY-DMMUM

*1

*1

*1

*1

*1

*1

*1
Wired Remote
Controller
UTY-RNNUM
   
*4

*2

*3

Simple Remote
Controller
UTY-RSNUM
   
*4

*2

*3

Wireless Remote
Controller
UTY-LNHUM

– – – – –

AR-RAH1U – – – –

– –
AR-RED1U – – – – –

–
AR-REG1U – –
 
– – –
IR Receiver Unit UTY-LRHUM –

– – – – –

: Accessory,

: Optional, –: It is not possible to connect it.
*1: Central remote controller is connected with Branch box.
*2: Optional Communication kit (UTY-XCBXZ1) is necessary for the installation.
*3: Optional Communication kit (UTY-TWBXF) is necessary for the installation.
*4: Optional Communication kit (UTY-XCBXZ2) is necessary for the installation.
RESTRICTION OF WIRELESS REMOTE CONTROLLER

FUNCTIONS
The following indicates the restrictions of the wireless remote controller when used in
combination with other controllers to one indoor unit.
Model name
Wireless remote
controller functions
Wireless Remote
Controller only
Wireless Remote
Controller
+
Wired / Simple
Remote Controller
Wireless Remote
Controller
+
Central Remote
Controller
Wireless Remote
Controller
+
Wired / Simple
Remote Controller
+
Central Remote
Controller
AR-RAH1U

UTY-LNHUM
UTY-LRHUM
TIMER
   
SLEEP TIMER
   
MIN. HEAT
   
AR-RED1U
SENSOR
(ENERGY SAVING)
   
WEEKLY TIMER
   
AR-REG1U
TIMER
   
SLEEP TIMER
   
MIN. HEAT
   
POWERFUL
   

: This function is available.

: This function is not available.
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CONTROL SYSTEM CONTROL SYSTEM