Hitachi PSC-A128EX3 - System Configuration

ConnectCentralStationEXtoH-LINK(communicationline)tocontrolandmonitorairconditioners.
Usethissoftwaretocontrolandmonitorairconditionersremotelyonpersonalcomputers(PCs)through
CentralStationEX.
2. System Conguration
NOTICE:
● Adequatemonitoringandcontrolmaynotbeassumeduponoccurrenceofdevicefailure.Itisstrongly
recommendedtopreparealternateplan(suchastouseRemoteControlSwitchtocontrol/monitorair
conditioners)forsuchcases.
● Conducttestrunonallindoorunitstoensuresystemisoperatingcorrectly.
● Uponrecovery,makechangeorcontrolagainasnecessaryifairconditioningsystemisnotworkingas
expected.
● CentralStationEX,CentralStationEXAdapterandtheirperipheralsareassumedtobealwaysON.
Energycalculation,usagehistoryandotherhistoryrecordsforperiodwithinwhichanyofthedevicewas
turnedOFFmaynotbeavailable.
● ControllingandmonitoringonthesystemareallbasedontheclockonCentralStationEX.
CorrectoperationmaynotbeexpectedduetounnecessaryclocksettingchangeonCentralStationEX.
● Usekeyboardexclusivelyforinputtingcharacterstrings.
● 60,61,64and65alarmindicatescommunicationfailurebetweenairconditionersandthissystem.
Henceeachvalueshownonscreenmaynotbeofactualvalue.
● Thescreen-shotimageinthismanualmaydifferfromtheactualcontrollerimage.
● Whileyouarereadingpulseviaexternalinput,pulsecountisnotaccumulatedwhenpoweriscutor
checkingconnection.Thismayaffecttousageaccumulationandcalculation.Thisimportantitemneedsto
bewelldiscussedwithcustomerpriortosystemlaunch.
<Example>
LAN
(Ethernet
®
)
Remote
Access
software
PC
(Field-Supplied)
Remote
Access
software
PC
(Field-Supplied)
LAN
(Ethernet
®
)
External
Input Line
Indoor
Unit
Indoor
Unit
Power Line
100-240VAC±10%
(50/60Hz)
External Input Line
LAN
(Ethernet
®
)
Pulse
Transmission
Meter
(Field-Supplied)
Pulse
Transmission
Meter
(Field-Supplied)
Ethernet
®
Hub
(Field-Supplied)
Extension Adapter
(PSC-AD128EX3)
Power Line
100-240VAC±10%
(50/60Hz)
Power Line
PSC-A128EX3
External Device
(Demand Controller,
Lighting, etc.)
(Field-Supplied)
H-LINK
(Wiring for Control)
H-LINK
(Wiring for Control)
Power Line
Extension Adapter
(PSC-AD128EX3)
Power Line
100-240VAC±10%
(50/60Hz)
H-LINK
(Wiring for Control)
Indoor
Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Line Termination
Equipment
(Field-Supplied)
VPN Router
(Field-Supplied)
Internet
(*1) RC-lessindoorunitindicatestheindoorunitwithoutremotecontroller.
Thisdoesnotincludeinstanceswheremultipleindoorunitsareconnectedorsettobecontrolledandmonitored
byasingleremotecontroller.
● ToconnectRC-lessindoorunits(*1)tothesystem,the
indoorunitsneedtosupportdualsetpoint.
Maximumexternalinput128
Maximumexternaloutput128
6
A12124920A