YOKOGAWA SMARTDAC+ GX10 - Page 585

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All Rights Reserved. Copyright © 2014, Yokogawa Electric Corporation
GS 04L53B01-01EN Nov. 10, 2015-00
DIGITAL INPUT/OUTPUT MODULE
(Model GX90WD)
GX90WD
Digitalinput/outputmodulecanbeusedonemodule
onGX/GPmainunit,ExpandableI/O,GMmainunit,
and GM sub unit.
Digital Input Specications
•
Application:Remotecontrolinput,pulseinput
*1
,
etc
• Numberofinputs:8
• input type: DI, pulse
*1
• Measurementinterval:100ms(shortest)
• Inputtype:OpencollectororVoltage-freecontact
• Insulation type: Photocoupler, Trance (power
supply)
• Contactrating:Useanexternalcontactof12
VDCand20mAormore.
• Inputresistance:Approx.2.4kΩ
• Allowable input voltage: +10V
• ON/OFFdetection
Open collector contact input:
VoltageinONstate:0.5VDCorless
LeakagecurrentinOFFstate:0.5mAorless
 Voltage-freecontactinput:
ContactresistanceinONstate:200Ωorless
ContactresistanceinOFFstate:50kΩor
more
• Numberofcommon:1(1point/8channels)
• Terminaltype:M3screwterminal
• Withstand voltage
 Betweentheinputterminalsandtheinternal
circuit:1500VACforoneminute
• Insulation resistance:
Betweentheinputterminalsandtheinternal
circuit:20MΩorgreaterat500VDC
[Pulseinputspecications]
*1
• Countingsystem:Therisingedgeofthepulseis
counted.
Open collector: The signal level at the input
terminalchangesfromhighto
low.
 Voltage-freecontact:Thecontactchangesfrom
open to close.
• Max. pulse period:
  250Hz(Thechatteringlter:Off)
  125Hz(Thechatteringlter:On)
• Min. detection pulse width: Low (close), High
(open),bothis2msormore
• Pulsedetectionperiod:1ms
• Pulsemeasuringaccuracy:±1pulse
• Pulsecountinterval:mesurementinterval
• Filter:ThechatteringltercanbeswitchedOn/
Off*.
*Whenthechatteringlterisoff,connectGX/GP/GMso
that it is not affected by the noise.
*1 MATHfunction(optionalcode/MT)isrequired.
Digital Output Specications
• Application:Alarmoutput,etc
• Numberofoutputs:6
• Outputupdateinterval:100ms(shortest)
• Outputtype:Relaycontactoutput,SPDT(NO-C-
NC)
• Insulation type: Mechanical
• Ratedloadvoltage:
 Max.150VACwhenconnectedtothemain
circuit(primarypowersource),Max.250VAC
when connected to a circuit (secondary power
source)derivedfromthemaincircuit,
orMax.30VDC
• Max. load current: 2 A (DC)/2 A (AC), resistance
load, each channel
• Min.loadvoltage/current:5VDC/10mA
• Recommendedreplacementperiodsofcontact:
Mechanical5,000,000moreON-OFFoperations
 Electrical30,000moreON-OFFoperations(250
VAC2Aor30VDC2A,resistanceload)
• Numberofcommon:6(All-contactindependent)
• Terminaltype:M3screwterminal
• Withstand voltage
 Betweentheoutputterminalsandtheinternal
circuit:2700VACforoneminute
• Insulation resistance:
Betweentheoutputterminalsandtheinternal
circuit:20MΩorgreaterat500VDC
Safety and EMC Standards
• SafetyandEMCStandards:Sameasthedigital
inputmodule
• WEEEDirective:Compliant
Construction
• Frontpanel(terminal):Wateranddust-proof,
ComplieswithIEC529-IP20
• Material: Polycarbonate
• Color;
Front:Charcoalgreylight(CC28)
Bezel:Smokeblue(CC53)
• Dimensions:45.1mm(W)x111mm(H)x133.1
mm(D)(D:includingterminalcover)
• Weight: Approx. 0.3 kg
Power Supply
 SuppyfromGX/GP,GX60expandableI/O,GM90PS
powersupplymodule.
• Powerconsumption:1.6Worless
Isolation
Functional insulation
Digital input
CH1-CH8
Reinforced insulation
Digital output CH1
Digital output CH2
Digital output CH3
Digital output CH4
Digital output CH5
Digital output CH6
Input circuit
Internal circuit