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Air Conditioning System _97
Network solution
BNU-BN (for the use in BACnet)
BNU-BN (
Building network unit-
BACnet )
Features
• Through embedded web control function in BACnet one can access the
airconditioner and external devices through internet.
• It can control 256 indoor units. ( A/C or Ventilator )
• External devices such as fire alarm, motion detector can be connected to
gateway and their function can be interlinked with airconditioner operation.
PQNFB17B0
Simple central
controller
•
Wiring
BACnet
Network
BMS system
PI485
PI485
PHNFP14A0
RS485
Lighting control
Other BACnet devices
LGAP applied Air-conditioner
Indoor unit : Max. 256 units
(Air-conditioner & ventilation)
Indoor address : 00 ~ FF
Remote checking Utility control
Outdoor unit
Indoor unit
BNU-BN
PQNFB17B0
Ventilation
BACnet comm. line
• Additional accessory
Interface unit (PI485) : PMNFP14A0 (for 1 outdoor with Max. 16 Indoors)
PMNFP14A1 (for 1 outdoor with Max. 48 Indoors)
Controlling
On/Off command
Operation mode setting
Fan Speed setting
Lock setting
Air flow setting
Set temp. setting
User mode setting (for only ventilator)
Monitoring items
On/Off status report
Operation mode status report
Fan Speed status report
Lock status report
Air flow status report
Set temp. status report
Current Space temp. status report
Error status report
User mode status report (for only ventilator)
Network
solution
61799 LG Multi V Catalogue 9/5/07 9:18 am Page 97