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1. Brief Introduction:

Thanks for buying and using the model P611 pH/mV Meter (the following called

meter

in

short).

Before using this meter, please read the operation manual carefully in order to help use and
maintain it correctly. On the basis of improving instrument of performance constantly, we
reserve the right of changing the content of this manual and accessories in case of not
notifying in advance.
This meter is a perfect combination with the most advanced electronic technology, sensor
technology and software design The meter can measure the parameters of pH, mV and
temperature for high accuracy solution. It is the best portable pH meter with the highest
performance and the lowest cost. It is suitable for the trade such as the mining industry,
power plant, water treatment projects and environmental protection, etc., especially has
more extensive application in the field and spot test.
Built-in microprocessor chip, beautiful appearance, multi-functional and easy to use, this
meter has the following prominent features:

1.1. Built-in microprocessor chip, with the intelligent functions of automatic calibration,

automatic/manual operation temperature compensation, data storage, function setting
and automatic self-diagnose, auto power off and low voltage display etc. Equips with
calibration solution and special carrying case, easy to use.

1.2. Adopts digital filter and step slipping technology to intelligently improve meter’s

response speed and result accuracy.

will appear when reading to be stable.

1.3. A new type of pH meter electrode and temperature electrode,the pH measurement

mode has the function of automatic temperature compensation ,it is more convenient
to use, more accurate to measure.

1.4. Automatically recognize 15 kinds of pH standard buffer solution. User can choose

anyone from three series of buffer solutions: Europe & U.S.A. series, NIST series, and
China series,can be a point, two and three points to calibrate the way to facilitate
customer selection.

1.5. Meter’s circuit board adopts SMT film-covering technology to improve meter’s

production reliability.

1.6. Meter has the back light LCD display monitor.
1.7. IP54 dust and water resistant.

Содержание P611

Страница 1: ...Shanghai Yoke Instrument Co Ltd Model P611 pH Meter Operation Manual...

Страница 2: ...tion Keys 3 3 The Storage Recall and Elimination of the Measuring Information 4 pH Measurement 4 1 Preparation Work 4 2 Meter Calibration 4 3 Sample Test 4 4 Parameter Setting 4 5 Considerations 4 6 T...

Страница 3: ...this meter has the following prominent features 1 1 Built in microprocessor chip with the intelligent functions of automatic calibration automatic manual operation temperature compensation data storag...

Страница 4: ...2 2 mV Measuring range mV ORP EH 1999 mV 0 1999mV Resolution 1mV Accuracy Meter 0 1 FS 2 3 Other Technical Parameters Data storage 150 groups Storage content Series number measuring value measuring un...

Страница 5: ...suring value Serial number and icon as measuring value to be stored and recalled M measuring value to be stored icon RM reading to be recalled icon Measuring unit Temperature measuring value and unit...

Страница 6: ...key is returned as the exit key 3 2 3 Function key When in the measuring state Short time press time 1 5s cyclic changing unit 3 2 4 Back light and Data deleting key a When in the measuring state shor...

Страница 7: ...a Two different units altogether storage 150 groups data 3 3 2 Recall measuring information a Under the measuring mode short press the key 1 5s meter will recall the last stored information and the st...

Страница 8: ...lder and then still waiting for the data stable and appear then again press key the LCD will appear a twinkling 7 00 pH confirm the calibration is right then press key to confirm the first point the w...

Страница 9: ...e b After the second point calibration see item 4 2 3 press to exit calibration mode and enter into measuring mode The indication icon for tow point calibration will appear on the lower left corner of...

Страница 10: ...on setting 0 99 9 P2 Resolution selection 0 1pH 0 01pH P3 pH standard buffer solution selection CH USA NIST P4 Temperature unit setting P5 Purified water Ammonia added purified water pH restitution OF...

Страница 11: ...measuring mode 4 4 4 pH standard buffer solution selection P3 a press key in mode P2 to choose mode P3 press key enters into mode P3 see picture 4 4 b Press key or change buffer solution selection the...

Страница 12: ...purified water pH restitution P5 a Press key in mode P4 to choose mode P5 press key enters into P5 see picture 4 6 b Press key and key modified OFF no compensation H2O Purified water pH compensation n...

Страница 13: ...etting P8 a Press key in mode P7 to choose mode P8 press key enters into P8 see picture 4 9 b Press or key to choose ON then press key determines 888 flicker means restore to producer setting press ke...

Страница 14: ...ode should avoid soaking in purified water protein solution and acid fluoride solution for a long time as well avoid getting touching with organic silicon lipidic matters 4 5 5 To calibrate the meter...

Страница 15: ...trode dipping solution for 24h If the passivation is serious then user can also put the bulb of electrode into 4 HF hydrofluoric acid or the electrode activation solution for 3 to 5 seconds rinsing it...

Страница 16: ...ential to be exceeded 60mV or 60mV 4 6 3 Electrode slope to be exceeded 50 or 105 When appear or the meter can not work please take the following check a Check if the electrode bulb has air bubble if...

Страница 17: ...der normal using circumstances from purchased time within one year caused by manufacturing bad and unable to work 7 2 Attached electrodes do not belong to this warrant range But if the newly purchased...

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