Selecta PH-3005 User Manual


1 Introduction
1.1 Introduction

PH‐3005pH‐meterisalaboratorypHmeasuringinstrument,whichcanbewidelyusedinuniversities,environmental
protection,medicine,food,health,geologicalprospecting,metallurgy,marineexplorationandotherfields,commonacid
raindetection,industrialwastewater,surfacewater,drinkingWater,beverages,dailychemicalproducts,textiles,etc.All
thesefieldsrequirepHmeasurement.
GeneralFeatures
 HighresolutionLCDdisplayscreen,6.0inches.
 Theinstrumentdisplayselectrodeslopeanddatastabilitymark.
 Multi‐readingfeatureallowsauto‐readandcontinuous‐read.
 Supportelectrodecalibrationfunction,upto3‐pointcalibration.
 Supportautomaticcalibrationfunction,automaticidentificationofthreepHstandardbuffersolutions:4.01pH,
7.00pHand10.01pH.
 Supportmanualcalibrationfunction,customstandardsolution.
 Automatic/Manualtemperaturecompensationensuresaccurateresults.
 Supportdatastorage,deletionandreview,50setsstorageofmeasurementresults.
 Withpowerfailureprotectionfunction,supporttofactorysettings.
 IP54protection.
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1.2 TechnicalSpecification
Table1‐1Meterspecifications
Model PH‐3005
pHlevel 0.01pH




mV
Range
(‐1999～1999)mV
Minimumresolution 1mV
Electronicunitindicationerror ±0.1%(FS)
Electronicunitrepeatability 1mV
Electronicunitinputcurrent
≤1×10
‐12
Ａ
Electronicunitinputimpedance ≥1×10
12
Ω




pH
Range
(‐2.00～18.00)pH
Minimumresolution 0.01pH
Electronicunitindicationerror ±0.01pH
Electronicunitrepeatability 0.005pH
Instrumentindicationerror ±0.02pH
Instrumentrepeatability 0.01pH



Temperature
Range
(‐5.0～110.0)°C
Minimumresolution 0.1°C
Electronicunitindicationerror ±0.2°C
Instrumentindicationerror
±0.4°C(0.0°C～60.0°C),±1.0°C(Otherrange)

Workenvironment
Ambienttemperature:(0～40)°CRelativehumidity:
notmorethan85%
Dimensions(L×B×H),Weight(kg) 242mm×195mm×68mm,About0.9kg
Powersupply
ACAdapter,100‐240VACinput,DC9Voutput

Selecta PH-3005 Specifications

General

Type	pH Meter
Measurement Range	0.00 to 14.00 pH
Resolution	0.01 pH
Accuracy	±0.01 pH
Power Supply	9V battery
Temperature Compensation	Automatic
Electrode	Combination pH electrode
Weight	200g