Model: Uty-Abgx - Fujitsu Airstage J-II Series Design & Technical Manual

3-7-2. MODEL: UTY-ABGX

● It is possible to connect medium to large sized BMS to VRF network system via BACnet
global standard for open networks.
● A maximum of 1,600 indoor units with 4 VRF network systems (a maximum of 400 indoor
units & 100 outdoor units for one network system) can be connected to one BACnet
Gateway.
● It is possible to control or monitor VRF network system from BMS via BACnet
● Compatible with BACnet
● Compatible with BACnet
● Scheduling function, alarm & event functions, electricity charge apportionment function as
well as energy saving function are provided in BACnet
● Connection between VRF network system to personal computer is possible via small U10
USB interface. However, both U10 USB interface & personal computer are locally purchased
items.
„ SYSTEM DIAGRAM
„
VRF network system 1
USB adaptor
(locally purchased)
USB adaptor
VRF network system 2
(locally purchased)
USB adaptor
(locally purchased)
(Max. 4 VRF
network systems)
USB adaptor
(locally purchased)
„ FUNCTIONS
„
z Indoor unit control (Output Object)
„
Commands from BMS are sent to the respective indoor units via BACnet
®
BACnet Gateway → respective indoor units of VRF Network system)
z Indoor unit status monitoring (Input Object)
„
Indoor unit status is communicated to the BMS via BACnet
Gateway ← respective indoor units of VRF Network system)
z Outdoor unit control (Output Object)
„
Commands from BMS are sent to the respective outdoor units via BACnet
(BMS → BACnet
z Outdoor unit status monitoring (Input Object)
„
Outdoor unit status is communicated to the BMS via BACnet
(BMS ← BACnet
®
(ANSI / ASHRAE-135-2004) application specific controller (B-ASC).
® /IP over Ethernet.
PC Hardware
(locally purchased)
USB port
BACnet Gateway
®
(UTY-ABGX)
DVD-ROM
(Software)
®
Gateway → respective outdoor units of VRF Network system)
®
Gateway ← respective outdoor units of VRF Network system)
- (05 - 166) -
®
Gateway.
®
BACnet Operator
Workstation
(B-OWS)
LAN port
BACnet
Software
protection key
VRF network USB
® Gateway. (BMS ← BACnet
® Gateway.
®
®
Gateway.
®
Lighting
facilities
Security
system
Automatic fire
alarm interface
Ventilation
system
Ethernet
® Gateway. (BMS →
®
® Gateway.
®
, a