Specifications

102
Convertor / Adaptor
B
A
D
Signal Amplifier
C
Room temp.
Time
T1
T2
Cooling
Heating
SU MO TU WE TH FR SA
7
3 12 69 1518 21
T1 = ON, T2 = OFF
To individual dry contact
Sensor SW
(Field supplied)
External Switch Controller (UTY-TEKX)
Remote
Controller
Line
Indoor
Unit
1 2 3 E COM SW1 SW2
Card-key
External
input
Card-key
(Field
supplied)
External Switch Controller
Remote
Controller
Line
Indoor
Unit
1 2 3 E COM SW1 SW2
Sensor SW
External
input
Sensor SW
(Field
supplied)
External Switch Controller
UTY-TEKX
• In combination with a field supply Card-Key Switch or other sensor, the External Switch Controller
allows control of the ON / OFF, Room temperature, Fan speed and Master control functions. This
makes this product suitable for installations such as hotel rooms.
• Card-key or other sensor switches are available as a field supplied parts.
Air conditioner switching can be controlled by
connecting other sensor switches
Auto mode operation, which switches the cooling and the heating
automatically, is enabled by using the sensor switch and External
Switch Controller.
Note: All indoor units will operate in the same mode.
Note 1.
Please choose a thermosensor switch
which can be set up for T1 and T2.
Note 2.
The remote controller's operation is prior
to the auto mode operation.
Installation example Electrical wiring
Installation example
Power Supply
Dimensions (H x W x D) (mm)
Weight (g)
DC 12V
Model name UTY-TEKX
120 x 75 x 30
100
Specifications
Power Supply
Power Consumption (W)
Dimensions (H x W x D) (mm)
Weight (g)
208-240V 50/60Hz, Single phase
Model name UTY-VSGXZ1
4.5
67 x 288 x 211
1,500
UTY-VSGXZ1
• Transmission Line length can be extended up to 3,600m with multiple Signal Amplifiers.
• Up to 40 signal amplifiers can be installed in a VRF network system.
• A signal amplifier is required,
(1) When the total wiring length of the transmission line exceeds 500m.
(2) When the total number of units on the transmission line exceeds 64.
DC12V is supplied by the indoor unit.
103
UTY-VGGXZ1
• This Network Convertor is to be used for connecting single split
system or Group Remote Controller (UTY-CGGY / UTY-CGGG) with
the VRF network system.
• Please select the function by switching the dip switch during the
installation.
Max. controllable
single indoor
units
16
Max. controllable
Group Remote
Controllers
4
Specifications
Power Supply
Power Consumption (W)
Dimensions (H x W x D) (mm)
Weight (g)
UTY-VGGXZ1
8.5
67 x 288 x 211
1,500
208-240V 50/60Hz, Single phase
Model name
Functions
• Split type systems can be centrally controlled from Touch Panel
Controller or System Controller through connection to the VRF's
network convertor.
• On / Off Control, Master control, Room temperature and Fan
speed setting via the Network Convertor are available.
• One Network Convertor can be used to connect and control up to
16 single units.
Used for connecting single split system
4 Group Remote Controllers can be connected to a single Network
Convertor (UTY-VGGXZ1).
Used for connecting
Group Remote Controller
Big Multi
VRF network system
System Controller
Single Split
Group of Single Split
Please consult your distributor for connectable split type air conditioner.
Up to 100 Network Convertors may be connected in single VRF network system.
One Network Convertor is considered as a single refrigerant system,
irrespective of the number of connected single models.
USB
Adaptor
Network Convertor
RB Unit
VRF network system
Network Convertor
* 2 refrigerant circuits can be covered by a single Network Convertor (UTY-VGGXZ1) .
Up to a total of 16 Network Convertors (UTY-VGGXZ1) and System Controller
adaptors can be connected in a single VRF network system.
Group
Remote Controller
UTY-CGGY
UTY-CGGG
RB Unit