Specifications

CONTROLLER (Feb. 2009)
CNTR-33
CONTROLLER
DATA U4
3. SYSTEM CONTROLLER
3-6-2-1. External signal input function
ExternalsignalinputrequirestheexternalI/Oadapter(Model:PAC-YG10HA-E)soldseparately.
(1) External input
Emergencystop/normal,run/stopandprohibit/permitoflocalremotecontrolleroperationcanbecontrolledforallair
conditionersbeingcontrolledbyusingavoltage(12VDCor24VDC)contactsignalfromanexternalsource.
(Selectwiththefunctionselectsetting.)
No
1
2
3
4
Externalsignalinputfunction
Function
name
Donotuseexternalinputsignal
(factorysetting)
Not in use
Executeemergencystop/normal
withlevelsignal
PerformON/OFFwithlevelsignal
PerformON/OFF,prohibit/permit
withpulsesignals.
Remarks
ThelocalremotecontrollerON/OFFoperations,andthe
controllerON/OFFoperationandprohibit/permitchange
operationswillbeprohibitedduringemergencystop.
Timeroperationwillalsobeprohibited.
ThelocalremotecontrollerON/OFFoperations,andthe
controllerON/OFFoperationsandprohibit/permitchange
operationswillbeprohibited.
Timeroperationwillalsobeprohibited.
SetthepulsewidthwhilethecontactisONto0.5to1sec.
(3)
Externalinputspecifications
CN5 Leadwire Emergencystop/normal levelsignal ON/OFF,levelsignal ON/OFF,prohibit/enablepulsesignal
No.5 Orange Emergencystop/normal input ON/OFFinput ON input
No.6 Yellow Notused
Notused
OFF input
No.7 Blue
Notused
Notused
Local remote controller operation
prohibit input
No.8 Gray Notused
Notused
Local remote controller operation
enable input
No.9 Red ExternalDCsource“+12VDC” or “+24VDC
”
Whentheemergencystop/normalsignalisselected,thestatuswillchangefromnormaltoemergencystopwhenthe
externalinputsignalcontactchangesfromOFFtoON,andwillchangefromemergencystoptonormalwhenthe
contactchangesfromONtoOFF. Airconditioningunitsthatcametoanemergencystopwillremainstoppedafter
theemergencystopiscancelled.Manuallystartupeachunittorestorethepreviousoperation.
WhentheON/OFFsignalisselected,thestatuswillchangefromOFFtoONwhentheexternalinputsignalcontact
changesfromOFFtoON,andwillchangefromONtoOFFwhenthecontactchangesfromONtoOFF.
(B)Forpulsesignal
EveniftheONsignalisinputduringON,thestatuswillremainON.
Ifthelocalremotecontrollerisprohibited,theON/OFFoperationmodeandtemperaturesettingoperationsbythe
localremotecontrollerwillbeprohibited.
Setthepulsewidth(contactONtime)to0.5to1sec.
(A)Forlevelsignal
(2)Levelsignalandpulsesignal(12VDCor24VDC)
(A) Levelsignal (B)Pulsesignal
Stop StopRun
(Example)forON/OFF
Contact ON
Contact OFF
0.5 to 1 sec
Contact ON
Contact OFF
Contact ON
Contact OFF
Normal
Normal
Emergencystop
OFF OFFON
Signal1(run)
Contact ON
Contact OFF
0.5 to 1 sec
Signal2(stop)
*Theprohibit/permitinputisthesame.
3-6-2. External input/output usage
Emergency
stop
(Levelsignal)
ON/OFF
(Levelsignal)
ON/OFF
prohibit/permit
(Pulsesignal)