Bronkhorst DeviceNet slave interface Manuel d'utilisateur télécharger pdf (Page 40)

BRONKHORST®

Page40DeviceNetinterface   9.17.026

12 TROUBLESHOOTING

12.1 LEDINDICATIONS



LEDindicationscanbeveryusefulincaseofproblemswiththeinstrument.

ThegreenLED is normally usedforinstrumentstatusindication,likenormaloperationor specialfunctionmode. For

DeviceNetitisalsopossibletoshowthattheinstrumentisinabortstateandidlestate.TheredLED isnormallyused

toforerror/warningindication(howlongertheflash,howgreaterthetrouble).

12.1.1 LEDindicationsmode(MBC‐IIandMBC3)



Led Time Indication





Green

off Continuous Power‐offorprogramnotrunning

on Continuous Normalrunning/operationmode

Short

flash

0.1secon

2.0secoff

InitializationmodeAbortstate

Securedparamscanbechanged

normal

flash

0.2secon

0.2secoff

Specialfunctionmode

Instrumentisbusyperforminganyspecialfunction.

E.g.auto‐zeroorself‐test

longflash 2.0secon

0.1secoff

idlestate





Red

off Continuous Noerror

Short

flash

0.1secon

2.0secoff

Minorcommunication error

normal

flash

0.2secon

0.2secoff

Nobuspower

longflash 2.0secon

0.1secoff

Seriouscommunication error

manualinterventionneeded

longflash 1.0secon

0.1secoff

Forspecialservicepurposeonly

on Continuous Criticalerrormessage.

Aseriouserroroccurredintheinstrument.

Instrumentneedsservicebeforefurtherusing.

WinkMode 





Green





Red





Green



Red turnbyturn

slow

wink

0.2secon

0.2secoff

Winkmode

ByacommandsendviaFLOW‐BUStheinstrumentcan“wink”withLed’stoindicateits

positionina(large)system

normal

wink

1.0secon

1.0secoff

Alarmindication:minimumalarm,limit/maximumalarm;power‐upalarmorlimitexceededor

batchreached.

fast

wink

0.1secon

0.1secoff

Switch‐released,selectedactionstarted

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Bronkhorst DeviceNet slave interface Manuel d'utilisateur Page 40

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