Extech Instruments 341350A Manual

next previous

341350A-EN V1.2 1/14

OPERATINGINSTRUCTIONS

BatteryInstallation/Replacement

Openthebatterycoverbyinsertingasmallcoinintothelatchslotandpressingdownward.The

coverwillreleaseinthedirection ofthearrow.Installthenewbatteryandreplacethecover.



pHMeasurements

1. PressthePOWERbuttontoturnthemeteron.(themeterwillcyclethroughaselfcheck)

2. PresstheMODE/CALbuttonuntilthePHiconison.

3. PresstheUNIT/SETbuttontoselectºCorºF.

4. ConnectthepHelectrodetothesidepHBNCconnector.

5. Adjustthe▲▼buttonstothetemperatureofthesolution(orusetheexternaltemperature

probe).

6. Ifrequired,calibratetheelectrode.(seepHCalibration)

7. PlacetheelectrodeinthesamplesolutionandreadthepHvalueonthe display.

8. Whenallmeasurementshavebeentaken,unplugtheelectrodeandrinseindistilledwater,

shakeandstoreinthewettingcaporapH4buffersolution.

Conductivity/TDS/SaltMeasurements

1. PressthePOWERbuttontoturnthemeteron.

2. PresstheMODE/CALbuttonuntiltheCOND,SALTorTDSiconison.

3. Connecttheconductivityelectrodetothesideconductivityconnector.

4. Ifrequired,calibratetheelectrode.(seeConductivityCalibration)

5. Placetheelectrodeinthesamplesolutionandreadthevalueonthedisplay.

6. Whenfinished,unplugtheelectrodeandrinseindistilledwater.

ORP(mV)Measurements

1. PressthePOWERbuttontoturnthemeteron.

2. PresstheMODE/CALbuttonuntiltheORPiconison.

3. ConnecttheORPelectrodetothesideORPBNCconnector.

4. PlacetheelectrodeinthesamplesolutionandreadthemVvalueonthedisplay.

5. Whenallmeasurementshavebeentaken,unplugtheelectrodeandrinseindistilledwater.