Bronkhorst DeviceNet slave interface Manual do Utilizador descarregar pdf (Página 21)

BRONKHORST®

Page21DeviceNetinterface   9.17.026

3.5 DEVICECONFIGURATION

3.5.1 AvailabledatacombinationsforPolledI/O

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UsingtheEDS‐fileintheDeviceNetconfigurationprogramofthemaster,followingI/Ocombinationsareavailable(IO

AssemblyInstances):

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Inputs:

1. ExceptionStatus +Flowdata‐type:integer (0xC3)

2. ExceptionsStatus +Flow+Setp+Override+Valvesignal data‐type:integer (0xC3)

3. ExceptionStatus +Flowdata

‐type:float (0xCA)

4. ExceptionsStatus +Flow+Setpoint+Override+Valve  data‐type:float (0xCA)

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Outputs:

1. Setpointdata‐type:integer (0xC3)

2. Override+Setpointdata‐type:integer (0xC3)

3. Setpointdata‐type:float (0xCA)

4. Override+Setpointdata‐type:float (0xCA)

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3.5.2 Availableparameterdata

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UsingtheEDS‐fileintheconfigurationprogramofthemaster,followingparametersareavailableforcustomising:

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1. PolledI/O(input)  :selectIOAssemblyInstanceforinput(datacombinationpolledI/O)

2. PolledI/O(output)  :selectIOAssemblyInstanceforoutput(datacomb.polledI/O)

3. Controlmode

  :setscontrollertoidle,valveoff,purgeornormalsetpoint

4. Setpointramprate(msec) :setsramprateofsetpointfrom0…3000000msec

5. Fluidnumber:selectswantedcalibration/fluidnr.:1…8

6. Alarm   :switchesalarmsonoroff

7. Alarmdelay(msec)  :setsalarmdelay

timeinrange0…65000msec

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Parameter"PolledI/O(input)"and"PolledI/O(output)"mustalwaysbesettothecorrectvalue.This

willselectthedatacombinationforPolledI/O(IOAssemblyInstance).Ifitisnotpossibletostart

communicationwiththedevicealwayscheckthesetwosettings!

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