Model
Maximum
connectable
units in one VRF
network system
Remarks
Adaptor / Convertor
Signal
Amplier
UTY-VSGX Z1 8
The signal amplier is required when
1,640 ft.(500 m) or more in transmission
line length or connected unit exceeds
64units.
Network
Convertor
UTY-VTGX
Used for
connecting split
system : 100
Total number
of refrigerant
system and
Network
convertor is
maximum 100.
Max connectable Single split or Multi
type : 16 units.
UTY-VGGXZ1
Max connectable Single split or Multi
type in a UTY-VGGXZ1 : 16 units.
Network
Convertor for
L
ON
W
ORKS
®
UTY-VLGX 1
*2:Note
Max controllable indoor units : 128
Modbus
®
Convertor for
VRF
UTY-VMGX 9
BACnet
®
Gateway
(Hardware)
UTY-VBGX 4
BACnet
®
Gateway
(Software)
UTY-ABGXZ1 1
*1:Note
Max.controllable VRF network system : 4
Max.controllable remote controller
groups : 1600 per 4 VRF network system
Max.controllable indoor unit : 1,600 per 4
VRF network system
Max.controllable groups : 1,600 per 4
VRF network system
External
Switch
Controller
UTY-TERX
UTY-TEKX
Max connectable indoor units : 16
Service & Maintenance
Service Tool UT Y-ASGXZ1
1
1 Service
Tool or 1 Web
Monitoring
Tool can be
connected.
PC : Locally purchased
USB adaptor is required.
Web
Monitoring
Tool
UTY-AMGXZ1
*1:Note
.
Web Monitoring Tool: Internet explorer
6.0 or higher.
PC : Locally purchased
USB adaptor is required.
Up to 4 VRF network system can be
observed with one Web Monitoring Tool.
*1 Note: Dierent VRF series may be connected for each of the 4 VRF networks supported by the
unit, but dierent series may not coexist within the same network.
(VR-II Series, V-II Series and J-II Series can exist together on same network.)
*2 Note : For one VRF network system, total number of Touch Panel Controller, Central Remote
Controller, Modbus
®
Convertor for VRF, BACnet
®
Gateway (Hardware) is 16, including one
Network Convertor for L
ON
W
ORKS
®
.
- (06 - 06) -
SYSTEM
DESIGN
SYSTEM
DESIGN