YOKOGAWA GX20 - Page 641

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All Rights Reserved. Copyright © 2012, Yokogawa Electric Corporation
GS 04L52B01-01EN June. 14, 2017-00
• Datasize;
Analog input data: 6 bytes/ch.
Analog output data: 6 bytes/ch.
DigitalI/Odata:2bytes/ch.
Pulse input data: 6 bytes/ch.
Math channel data: 6 bytes/ch.
Communicationchanneldata:6bytes/ch.
• Filesize:Upto18MB
• NumberoflesforGP10,GP20-1:Upto500
(includingdisplaydata),forGP20-2;Upto1000
(including display data)
• Operationintheinternalmemory:FIFO(FirstIn
FirstOut)
• Dataformat:Binaryortext
• Mode;Free:Recordsdataatalltimes.
Trigger: Starts recording data when a
certaineventoccursandrecordsforthe
speciedinterval.
 Repetitiontrigger:RepeatTriggermode
• Eventdatalesampletime
 Measurementchannel=30.MathChannel=0
InternalMemory 500 MB
Recording period (s) 1 s
Totalsampletime Approx.1month
AlarmFunctions
• Numberofalarms:Uptofouralarms(level)for
eachmeasurementchannels
• Alarmtype:Highlimit,lowlimit,differencehigh
limit,differencelowlimit,highlimitonrate-of-
changealarm,lowlimitonrate-of-changealarm,
delayhighlimit,anddelaylowlimit
• Alarmdelaytime:1sto24hours(foreach
channel)
• Rate-of-changecalculationintervalofrate-of-
changealarms:1to32timesthescaninterval
(commontoallchannels)
• Hysteresis:0.0to5.0%ofthespan(foreach
alarm(level))
• Alarmoutput:Outputtotheinternalswitch,relay
 Internalswitch/relayoperation:AND/OR
operation selectable
• Display:Displaysthestatusontherespective
operationscreenandanalarmicononthestatus
displaysectionwhenanalarmoccurs.
 Displayoperation:Holdornotholdthedisplay
untilthealarmacknowledgeoperation
• Alarmhidefunction(alarmnologgingfunction)
 Usedforrelayandinternalswitchoutputand
eventsofeventactionandnotrecordedinalarm
displayoralarmsummary(eachchannel)
 • Alarminformation:Displaysalogofalarm
occurrencesonthealarmsummary
• Reash:Thedurationforwhichthereashrelays
aredeactivatedcanbesetto500ms,1s,or2s.
• IndividualalarmACKfunction:
 Alarmdisplayandrelayoutputcanbecancelled
onindividualalarms
EventActionFunctions
• Eventaction:Executeaspeciedoperation
whenagiveneventoccurs.
• Numberofsettings:50
 Events:Remotecontrolinput,etc.
  Numberoftimers:12
  Numberofmatchtimetimers:12
 Action:Specifymemorystart/stop,alarmACK,
etc.
ControlEventActionFunctions
SeeGX90UTPIDControlModuleGeneral
Specications(GS04L53B01-31EN).
SecurityFunctions
• Operationlockfunction:Limitationstotouch
operation,accesstotheexternalstorage
medium,andvariousoperations
• Loginfunction:Onlyregistereduserscan
operate the GP.
 Itcanbesettoeachoftouchoperationand
communicationaccess.
 SystemadministratorsandUsers:50(totally)
 NumberofAuthorityofuser:10level
ManualSampledData
• Item:Instantaneousvalueatanarbitrarytime
• Target:Measurement(input/outputmodule)/
math/communicationchannels
• Numberofrecordingchannels;
 GP10,GP20-1:Max.50
 GP20-2:Max.100
• Maximumnumberofdatavaluesthattheinternal
memorycanstore:400
• Dataformat:Text
ReportData
• Item:Reportateachscheduledtimeofreport
• Target:Measurement(input/outputmodule)/
math/communicationchannels
• Maximumnumberofreportsthattheinternal
memorycanstore:800
• Dataformat:Text
SnapshotData
• Item:Displayedscreenimagedata
• Dataformat:PNG
• Outputdestination:Externalmediumor
communicationoutput
SetupData
• Item:GPsetupdata
• Dataformat:text
• Output/readdestination(forsaving/loading):
Externalmedium
ClockFunctions
• Clock:Withacalendarfunction
• Accuracy:±5ppm(0to50°C),excludingadelay
(of1second,maximum)causedeachtimethe
power is turned on.
• Timedifferencebetweenunits:±2msmax.(time
differencebetweenaGPandI/OBaseUnit
(ExpandableI/O))