Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 357

¢ System diagram
• System controller lite may be used on site or remotely over various networks for remote central
control.*
• System controller lite consists of VRF Controller software and VRF Explorer software, both soft-
ware are working together.
• VRF Controller software runs in the background and communicate with VRF System.
• VRF Explorer software provides user interface and communicate with VRF Controller.
• VRF Controller and VRF Explorer software may run in a single PC or in different PCs separated by
network.*
• VRF Explorer software does not require WHITE-USB-KEY (Software protection key).
*: Remote access option (UTY-PLGXR2) is necessary.
Remote centralized
control / maintenance
center
Remote control /
maintenance to
multiple buildings
VRF Building n
●
●
●
VRF Building 3
2-2. System controller lite (UTY-ALGXZ1)
Internet
or
Telephone Line
or
LAN
VRF Building 2
Remote control /
maintenance from
multiple sites
Building Management
Company B
(In charge of the night shift)
Security Company
On site control Max. 4 VRF network systems
USB Adapter
VRF Building 1
- (05-19) -
VRF Explorer
Building Management
Company A
(In charge of the day shift)
VRF Explorer
VRF Explorer
VRF Controller
&
VRF Explorer
USB Port
System Controller
2. Control units