ABB浊度计4670使用手册.pdf

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1、DataSheetTurbiditySystemsSS/4670Issue154670¢Ultralowbackscatter–veryaccuratereadingsasonlylightscatteringduetoturbidityismeasured.¢Drysecondarystandardssuppliedforzeroandspanverification–accurate,repeatable,simple;eliminatestheneedforformazinesolutions¢Ult

2、ra-stableelectronics–practicallynodrift–infrequentcalibrationrequired¢Auto-cleansystems–optimizesperformanceandreducesmaintenanceonlowandhighturbiditysamples¢On-linediagnostics–providesassuranceofperformanceoftheauto-cleanfunction¢Flowanddipsystems–versati

3、ledesign–satisfiesawiderangeofapplications¢Bubblerejectionfunction–compensationforerroneousreadingsduetoLong-term,reliableperformancedegassingturbiditysystemswithlowcostofownershipTurbiditySystems4670SS/4670Issue154670SeriesTurbiditySystemsAnABBturbiditysy

4、stemcomprisesa4670wall-mounting,or4675panel-mounting,analyzertogetherwithoneoffoursensortypesdesignedtomeetspecificapplications.TurbiditySensorsThesensorsareavailableinflowanddipversionsand,whereappropriate,aresuppliedwithauto-cleaningtominimizemaintenance

5、toovercomeopticalfoulingandoptimizeperformance.Model7997-202(usedon4670/221&4675/221)Aflow-throughsystem,utilizingthe90°scatteredlightprinciple.Itisdesignedspecificallyformonitoringfinal-treatedpotablewaterandfilteredwaterwhereaccurateresultsbelow0.1NTUare

6、demanded.Theunitoperatesovertherange0...30NTUwithaminimumoperatingrangeof0...1NTU.Highstabilityisthekeytothevirtuallifetimezeroandtheultra-lowbackscatterpermitstheunittobeusedwithfullconfidencebelow0.1NTU.Model7997-201(usedon4670/211&4675/211)Aflow-through

7、systemutilizingthe90°scatteredlightprinciple,designedtooperateovertherange0...30NTUwithaminimumoperatingrangeof0...1NTU.Itistheidealsolutionforcleanwaterapplications.Auto-cleaningisastandardfeature,togetherWiperCleaningModulewithon-linediagnostics.7997-4XX

8、SeriesModel7997-200(usedon4670/201&4675/201)Threedipversionsareavailable.AllthreeoperateovertherangeAflow-throughsystem,utilizingthe90°scatteredlightprincipal,of0...2000FTUwithanincreasedaccuracyspecification