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All Rights Reserved. Copyright © 2012, Yokogawa Electric Corporation
GS 04L51B01-01EN
June. 14, 2017-00
Limitations
Systemlimitations
Maximumnumberofchannels
System Measurment
mode
Maximum
number
ofmodule
connections
Maximumnumberofchannels
Input/output Communication Math Report
GX10 Normal 10 100 50 50 50
High speed 3 12 50 50 50
Dualinterval 10 50 25 25 25
GX20-1 Normal 10 100 300 100 60
High speed 10 40 300 100 60
Dualinterval 10 50 150 50 30
GX20-2 Normal 45 500 500 200 60
High speed 10 40 500 200 60
Dualinterval 45 250 250 100 30
LimittothenumberofexpandableI/OunitsorGMsubunits
•Uptosixunitscanbeconnected.
•ConnectionisnotpossibleifthemeasurementmodeissettoHighspeed.
LimittothenumberofGXmainunitmodules
Module GX10 GX20-1 GX20-2
WhenGX90XA-04-H0andGX90YAare
included
No limit 9 9
WhenGX90UTisincluded No limit 8 8
LimitonModules
•Upto10modulesconsistingofGX90YD,GX90WD,andGX90UTcanbeinstalledintothesystem.
•OneGX90WDmodulecanbeinstalledinaGX.OnemodulecanbeinstalledinaGX60(expandableI/O)andeach
GM sub unit.
•OneGX90YAmodulecanbeinstalledinaGX10.TwomodulescanbeinstalledineachoftheGX20,GX60
(expandableI/O)andGMsubunit.
•Upto10GX90YAmodulescanbeinstalledinaGX10/GX20-1systemandupto12inaGX20-2system.
•IfthemeasurementmodeisHighspeed,aGX90XDorGX90WDmodulecanbeinstalledinthesystem.
•IfthemeasurementmodeisHighspeed,onlyGX90XA-04-H0(high-speedAI),GX90XD(DI),andGX90WD(DIO)
aredetected.DIandDIOarexedtoremotemode.Measurementandrecordingarenotpossible.
•IfthemeasurementmodeisDualinterval,GX90UTisnotdetected.
LimittotheNumberofMeasurementChannels
Thefollowinglimitationappliestothenumberofchannelsthatcanmeasureatscanintervalsshorterthan100ms.
IfthemeasurementmodeisDualinterval,thelimitationappliesatthescangrouplevel.However,therearescan
intervals you cannot set.
● MeasurementmodeisHighspeed
GX10
Channel Scaninterval
1ms 2ms 5ms 10ms 20ms 50ms
Input/output 1 2 5 10 12 12
math – 1 2 5 10 25
communication – 1 2 5 10 25
Report – 1 2 5 10 25