Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 489

¢ System diagram
VRF network system 1
VRF network system 2
(Max. 4 VRF
network systems)
¢ Functions
• Indoor unit control (Output object)
Commands from BMS are sent to the respective indoor units via BACnet gateway.
(BMS → BACnet gateway → respective indoor units of VRF network system)
• Indoor unit status monitoring (Input object)
Indoor unit status is communicated to the BMS via BACnet gateway.
(BMS ← BACnet gateway ← respective indoor units of VRF network system)
• Outdoor unit control (Output object)
Commands from BMS are sent to the respective outdoor units via BACnet gateway.
(BMS → BACnet gateway → respective outdoor units of VRF network system)
• Outdoor unit status monitoring (Input object)
Outdoor unit status is communicated to the BMS via BACnet gateway.
(BMS ← BACnet gateway ← respective outdoor units of VRF network system)
3-7. BACnet gateway (Software: UTY-ABGXZ1)
USB port
USB adaptor
(locally purchased)
USB adaptor
(locally purchased)
USB adaptor
(locally purchased)
Software protection key
USB adaptor
(locally purchased)
- (05-151) -
PC Hardware
(locally purchased)
LAN port
BACnet
(UTY-ABGXZ1)
with software
VRF network
BACnet Operator
Workstation
(B-OWS)
Lighting
facilities
Security
system
Automatic fire
alarm interface
Ventilation
system
USB Ethernet
3. Adaptor/Convertor units