Extech Instruments PH210 Manual

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PH210-en-GB_v1.3 11/14

Automatic(ATC)andManualTemperatureCompensation

ThePH210automaticallycompensates(ATC)forsolutiontemperaturedeviationswhenthe

Model850188temperatureprobe(insertedatbottomofmeter)isplacedinthe measurement

solution.Thetemperatureofasolutionisdisplayedonthemeter’slowerLCDline.

Tomanuallycompensateforsolutiontemperaturedeviationsaseparatethermometermustbe



placedinthesolutiontomonitorthesolution’stemperature;thenproceedasfollows:

1. PressandholdtheSETTINGbuttonfor5seconds.ThedisplaywillshownoATC.

2. PressENTERandnoATCwillflash(indicatingtheautomaticcompensationisswitchedOFF

andManualTemperatureCompensationisactive).Notethat

whennoATCisnotflashing

AutomaticTemperatureCompensationmodeisactive.

3. Usetheupanddownbuttonstomanuallyadjustthetemperaturevaluetomatchthe

solutiontemperature(asdeterminedbythesolutionthermometer).Oncethetemperature

isprogrammed,pressENTERtosavethedataandthenpressESC

toreturntothenormal

operatingmode.

4. Ifthesolutiontemperaturechanges,themanualtemperaturecompensationprocedure

mustberepeated.

TemperatureUnits(C/F)Selection

Tochangethetemperatureunits(

C/

F):

1. Poweronthedevice

2. PressandholdtheSettingbuttonfor5seconds,untiltheSettingmodeisaccessed

3. PresstheSettingbuttonagain;eitheranForaCwillbedisplayed

4. Usetheuparrowbuttontoselectthedesiredunitofmeasurefortemperaturesolution

5. PressENTERtosavethesetting

6. PressESCtoreturntothenormalmodeofoperation

AutomaticPowerOFFEnable/Disable

Toconservebatterypower,theinstrumentautomaticallyshutsoffafterapproximately10

minutesofinactivity.Todisableorenablethisfeature,followthestepsbelow:

1. Poweronthedevice

2. PressandholdtheSETTINGbuttonfor5secondsuntiltheSettingmodeisaccessed

3. UsetheSETTINGbutton

tosteptothescreenthatshowseitherOFFYESorOFFNO

4. UsetheuparrowbuttontoselectYES(AutoPowerOFFactive)orNO(AutoPowerOFFnot

active)

5. PresstheENTERkeytosavethesettingandtoreturntothenormaloperatingmode