Product Specifications

Orion 2-StarBenchtop pH Meter

The new Orion 2-Star pH meter offers ease of use with simple three button operation and is value priced for your general purpose pH measurements in the lab.

Value Priced pH Meter for General Purpose Applications

• 1,2or3pointcalibration

• Simplepushbuttonkeypad

• AutocalibrationforUSA/EURObuffers

• Ordercompletekitormeteronly

• 3yearreplacementwarranty

What’s new compared to the previous Orion 410Aplus and 420Aplus

2-Star Features 2-Star Benefits

Pulloutquickstartguide Rapidsetupforsamplemeasurement

Electrodeconditionindicator Monitorselectrodeslope

Autobufferrecognition ImprovedtoaddnewOrionpH1.68,6.86,9.18and12.46buffers

SmartAveraging™ Fasterresponsetime,betteraccuracyandprecisionwithoutuserintervention

Convenientpackages Packagestailoredtoyourapplicationneeds

TRISbuffercompatiblepackage ForLifeScienceapplications

Universalpoweradapter Forworldwideoperationandeaseofordering

Orion 2-Star pH SpecificationsOrion 2-Star pH Specifications vs. previous Orion models (bluehighlight=enhancedfeature)

Orion 2-Star pH Kit Ordering InformationKit Cat. No. w/ Stand

Kit Cat. No.w/o Stand

Electrode / Probe Electrode / Probe Features & Benefits

1111000 Orion2Starmeteronly

1111001 None 9157BNMD–RefillableepoxyTriode™,pH/ATC,4,7&10buffersandstand

3-in-1realtimetemperaturecompensationforbetterstability,longerelectrodelife–withunbreakablebody.

1111201 1111101 9165BNWP–EpoxySure-Flow®pH Electrodestability(lowdrift,verygoodequilibration),goodprecision,rapidpushbuttoncleaning,unbreakablebody.

1111202 1111102 9157BNMD–RefillableepoxyTriode,pH/ATC 3-in-1temperaturecompensationforbetterstabilityandconveniencewithunbreakablebody.

1111203 1111103 9156APWP–EpoxybodyAquaPropH(gel)doublejunction

Lowmaintenance,fastresponse,goodaccuracy,unbreakablebody.TRISbuffercompatible.Electrodehasnoporousjunctiontoplugwhenusedindifficultsamples.

1111204 1111104 9142BN–RefillableglasspH&stainlessbodyATC927007MD

RefillablepHelectrodeofferseconomicalvalueandlongerlife.ThestainlesssteelATCstandsuptothemostrigoroustestingconditions.

1111205 1111105 9142BN–RefillableglasspH RefillablepHelectrodeofferseconomicalvalueandlongerlife.

1111206 1111106 9145BN–EpoxygelpH Affordablelowmaintenance,requiresnofillingsolution,unbreakablebody.

1111207 1111107 9107BNMD–EpoxygelTriode Bestbuypackagethatincludes3-in-1lowmaintenanceprobewithunbreakablebody.

1111208 1111108 9107APMD–EpoxygeldoublejunctionTRIScompatibleTriode

BestbuyforLifeScienceapplications–3-in-1goodaccuracy,unbreakablebody,TRISbuffercompatible.

Specs 420APlus 410APlus 2-Star

Parameters pH/mV/ORP/temperature pH/temperature pH/mV/ORP/temperature

pH Range -2.000to19.999 -2.000to19.999 0.000to14.000

Resolution 0.001/0.01/0.1 0.001/0.01/0.1 0.001/0.01/0.1

Relativeaccuracy ±0.005 ±0.005 ±0.002

SMARTSTABILITY™ Yes Yes Yes

SMARTAVERAGING™ – – Yes

Slope 80to120% 80to120% 80to120%

Autobufferrecognition 4.01,7.00,10.01 4.01,7.00,10.01 4.01,7.00,10.01/1.68,6.86,9.18,12.46

Calibrationpoints 1,2or3 1,2or3 1,2or3

Selectablecalibrationsets – – Yes,USAorEURO

Custombuffersaccepted Yes Yes Yes

Temperature Temperaturerange -5.0to105.0ºC -5to105ºC -5.0to105.0ºC

Resolution 0.1ºC 0.1ºC 0.1upto99.9ºC,1.0over99.9ºC

Relativeaccuracy ±0.1ºC ±0.1ºC ±0.1˚C

Millivolts Millivoltrange ±1600.0mV – ±1999.9mV

ORPmodewithEHautocalibrationtostandardhydrogenelectrode

– – Yes

Resolution 0.1mV – 0.1mV

Relativeaccuracy ±0.2mVor0.05%ofreading,whicheverisgreater

– ±0.2mVor0.05%ofreading,whicheverisgreater

Relative millivolts Relativemillivoltrange ±1999.9mV – ±1999.9mV

Resolution 0.1mV – 0.1mV

Relativeaccuracy ±0.2mVor0.05%ofreading,whicheverisgreater

– ±0.2mVor0.05%ofreading,whicheverisgreater

Custom LCD Display Simultaneousdisplayofselectedmeasurementandtemperature

SimultaneousdisplayofpHandtemperature

Simultaneousdisplayofselectedmeasurementandtemp,cal.points,andcurrentelectrodecondition

Inputs BNC,pintipref,8pinDINATC,power BNC,pintipref,8pinDINATC,power BNC,ATCminiDINlocking,power

Outputs RS232 RS232 RS232

Power requirements ACline,110V,220Vor240V ACline,110V,220Vor240V UniversalAClinevoltageor4AAbatteries

Agency Approvals CE,CSA,UL CE,CSA,UL CE,CSA,UL,TUV,FCCClassAlimits

Environmental Requirements 5to45ºCand5to85%relativehumidity,non-condensing”

5to45ºCand5to85%relativehumidity,non-condensing

5to45ºCand5to85%relativehumidity,non-condensing

GLP Features #ofdataloggingpoints – – Cal.datastorageandoutput50pointsbytime,stabilityormanualreadingwithtime/datestamp

Advancedselftestanddiagnostics – – Yes

GLPelectrodeverification – – Yes

IP rating IP54,splashproofanddustproof IP54,splashproofanddustproof IP54,splashproofanddustproof

Warranty 36months(fromdateofpurchase) 36months(fromdateofpurchase) 36months(fromdateofpurchase)