Wtw pH 3110 Service Manual

ba75791e02 11/2008pH 3110Operating manualpH meter6842299pH°CTPAR

Safety pH 311010ba75791e02 11/20082.1 Authorized useThis meter is authorized exclusively for pH and ORP measurements in a laboratory or field environm

pH 3110 Safety11ba75791e02 11/2008Safe operation If safe operation is no longer possible, the meter must be taken out of service and secured against i

Safety pH 311012ba75791e02 11/2008

pH 3110 Commissioning13ba75791e02 11/20083 Commissioning3.1 Scope of deliveryz Handheld meter, pH 3110 z 4 batteries 1.5 V Mignon type AAz Operating m

Commissioning pH 311014ba75791e02 11/2008NoteAlternatively, you can also use Ni-MH rechargeable batteries (type Mignon AA). In order to charge the bat

pH 3110 Operation15ba75791e02 11/20084 Operation4.1 General operating principlesThis section contains basic information on the operation of the pH 311

Operation pH 311016ba75791e02 11/20084.2 MeasuringPreparatory activities Perform the following preparatory activities when you want to measure:NoteInc

pH 3110 Operation17ba75791e02 11/2008NoteWhen calibrating without temperature sensor, also set the current temperature of each buffer solution manuall

Operation pH 311018ba75791e02 11/20084.2.2 Measuring the ORPThe meter can, in conjunction with an ORP electrode, measure the ORP (mV) of a solution. N

pH 3110 Operation19ba75791e02 11/20084.3 CalibrationWhy calibrate? pH combination electrodes age. This changes the zero point (asymmetry) and slope of

pH 3110ba75791e02 11/2008Accuracy whengoing to pressThe use of advanced technology and the high quality standard of our instruments are the result of

Operation pH 311020ba75791e02 11/2008Calibration record When finishing a calibration, the new calibration values are first displayed as an informative

pH 3110 Operation21ba75791e02 11/20084.3.1 Calibration interval (Int.C)The calibration interval reminds you to calibrate regularly. When the adjusted

Operation pH 311022ba75791e02 11/20084.3.2 Automatic calibration (AutoCal)For the AutoCal TEC and AutoCal DIN procedures, use one to three buffer solu

pH 3110 Operation23ba75791e02 11/2008NoteHere you can cancel the calibration procedure with <M>. This corresponds to a single-point calibration.

Operation pH 311024ba75791e02 11/2008NoteWhile the zero point (ASY) is being displayed, you can change the unit of the zero point with <▲><▼&

pH 3110 Operation25ba75791e02 11/2008NoteHere you can cancel the calibration procedure with <M>. This corresponds to a single-point calibration.

Operation pH 311026ba75791e02 11/2008NoteWhile the zero point (ASY) is being displayed, you can change the unit of the zero point with <▲><▼&

pH 3110 Operation27ba75791e02 11/20084.4 Downloading calibration dataYou can download calibration data to the display as follows:NoteWhile the calibra

Operation pH 311028ba75791e02 11/20084.5 SettingsYou can adapt the meter to your individual requirements. The settings are done in the following menus

pH 3110 Operation29ba75791e02 11/20084.5.1 System settingsThe default setting is printed in bold. Switch-off interval (t.Off) Switch-off interval (t.

pH 3110 Contents3ba75791e02 11/2008pH 3110 - Contents1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51.1 Keypa

Operation pH 311030ba75791e02 11/20084.5.2 Measurement settingsThese settings apply to calibration and measurement (the default setting is printed in

pH 3110 Operation31ba75791e02 11/2008Unit of the value for theslope(SLO)Unit of the value for thezero point(ASY)4 Using <▲><▼>, select the

Operation pH 311032ba75791e02 11/2008pH resolution(res)U resolution(res)8 Select the resolution for the pH display with <▲><▼>.9 Confirm w

pH 3110 Operation33ba75791e02 11/2008Temperature unit (Unit)Calibrationinterval(Int.C) 12 Using <▲><▼>, toggle between °C and °F.13 Confir

Operation pH 311034ba75791e02 11/20084.6 Reset4.6.1 Resetting calibration valuesThis function resets the calibration values to the default condition.

pH 3110 Operation35ba75791e02 11/20084.6.2 Resetting all meter settingsThis function resets all meter settings to the default condition. The relevant

Operation pH 311036ba75791e02 11/2008

pH 3110 Maintenance, cleaning, disposal37ba75791e02 11/20085 Maintenance, cleaning, disposal5.1 MaintenanceThe only maintenance activity required is r

Maintenance, cleaning, disposal pH 311038ba75791e02 11/20085.2 CleaningOccasionally wipe the outside of the meter with a damp, lint-free cloth. Disinf

pH 3110 What to do if...39ba75791e02 11/20086 What to do if...Error messageOFL, UFLError messageCalErrorCause RemedypH combination electrode:– Measure

Contents pH 31104ba75791e02 11/20085.4 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386 What to do if... . . .

What to do if... pH 311040ba75791e02 11/2008No stable measuredvalue Sensor symbol flashesDisplay,LoBatCause RemedypH combination electrode:– Diaphragm

pH 3110 What to do if...41ba75791e02 11/2008Obviously incorrectmeasured valuesMeter does not react tokeystrokeYou want to know whichsoftwareversion is

What to do if... pH 311042ba75791e02 11/2008

pH 3110 Technical data43ba75791e02 11/20087 Technical data7.1 General dataDimensions approx. 240 x 190 x 80 mmWeight approx. 0.4 kgMechanical structur

Technical data pH 311044ba75791e02 11/20087.2 Measuring ranges, resolution, accuracyNoteThe accuracy values specified here apply exclusively to the me

pH 3110 Lists45ba75791e02 11/20088ListsThis chapter provides additional information and orientation aids.Specialist terms The glossary briefly explain

Lists pH 311046ba75791e02 11/2008Measured value The measured value is the special value of a measured parameter to be determined. It is given as a com

pH 3110 ListsIndex47ba75791e02 11/2008AAuthorized use . . . . . . . . . . . . . . . . . . . . . . 10AutoCal . . . . . . . . . . . . . . . . . . . .

Lists pH 311048ba75791e02 11/2008

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pH 3110 Overview5ba75791e02 11/20081OverviewThe compact pH 3110 precision pH meter enables you to perform pH measurements rapidly and reliably. The pH

Overview pH 31106ba75791e02 11/20081.1 KeypadIn this operating manual, keys are indicated by brackets <..> . The key symbol (e.g. <ENTER>)

pH 3110 Overview7ba75791e02 11/20081.2 DisplayFunction displayindicatorsStatus displaySensor symbol(calibration evaluation)Measured value displayFunct

Overview pH 31108ba75791e02 11/20081.3 Socket fieldCautionOnly connect sensors to the meter that cannot return any voltages or currents that are not a

pH 3110 Safety9ba75791e02 11/20082 SafetyThis operating manual contains basic instructions that you must follow during the commissioning, operation an