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PHB21
Portable pH/mV Meter

Содержание PHB21

Страница 1: ...PHB21 Portable pH mV Meter...

Страница 2: ......

Страница 3: ...ent Operation pH Read 15 Equipment Operation pH Check 16 Equipment Operation pH Register 17 Equipment Operation mV Set Up 19 Equipment Operation mV Calibrate 21 Equipment Operation mV Read 22 Equipmen...

Страница 4: ...ve Precision 0 01 full scale mV Range 1999 mV Resolution 1 mV Relative Precision 0 05 full scale Temperature Range 20 to 120 C Resolution 0 1 C Relative Precision 0 08 full scale General Input Impedan...

Страница 5: ...ndA dissociated The extension that this reaction moves to the right or left varies from one compound to the other and with the solution Temperature For a specific temperature there is a relation betwe...

Страница 6: ...solution ionic concentration modification being measured it is necessary that the current that goes thru the circuitry composed by the galvanic cell pH electrode be minimum I 1pA such as the voltage d...

Страница 7: ...the transportation cap and rinse the electrode with distilled water remove eventual crystallization at the diaphragm 3 The transportation cap must always be used when transporting the electrode avoidi...

Страница 8: ...finition They are fixed points that define the pH scale Composed usually by a weak acid mixed with its own strong base salt The KCl is a neutral salt so does not interfere at the pH value It can be us...

Страница 9: ...coefficients entering the final equation of the potential differential approximate speed of the reaction to be controlled necessary or not to control the pH At Oxide reduction systems where the ions...

Страница 10: ...umeric 2 Lines x 16 characters 2 Membrane Keyboard 3 Battery Lid cover 4 Serial Output RS 232 5 Protection lids for field protection usage 6 ACAdapter output 7 BNC Connector pH Electrode Inlet 8 BNC C...

Страница 11: ...selection flashing option then press key to access the sub menu were you will find the SETUPFUNCTION SET Press the key until SETis flashing then press key to confirm it The equipment will prompt for...

Страница 12: ...rn off the equipment press and hold key until the message to Switch Off shows on screen then by pressing key chooseYES to turn if off or NO to continue working and press key to confirm the option chos...

Страница 13: ...for the instrument understand that the user really desires to exit the Reading Mode ENTER Turning On the equipment ENTER Basic Operations Press key to turn if on ENTER Return to prior menu for data m...

Страница 14: ...will display the battery life left This Screen is default and cannot be changed Select the Resolution by pressing key Option chosen will flash Then press key to confirm option chosen SELECT ENTER Opti...

Страница 15: ...t be displayed User can now adjust the Minimum and Maximum values for the Bar Graph Refer to Page 12 User can choose if instrument would Beep when Stability is reached during Read Mode or Not User can...

Страница 16: ...Refer to page 12 Dip electrode into 7 00pH Buffer This buffer value was chosen at Set Up Operation Then press key to confirm the option chosen Wait Remove the electrode from 7 00pH Buffer and wash it...

Страница 17: ...to confirm the option chosen SELECT Read ENTER Press key until option flashes then press key to confirm the option chosen Dip electrode into sample and press key SELECT Read ENTER ENTER If the user ha...

Страница 18: ...n SELECT pH ENTER Press key until option flashes then press key to confirm the option chosen SELECT Check ENTER Dip electrode into 7 00pH Buffer This buffer value was chosen at Set Up Operation When r...

Страница 19: ...chosen SELECT Read ENTER Press key until option flashes then press key to confirm the option SELECT Register ENTER Press key until option flashes then press key to confirm the option chosen SELECT Re...

Страница 20: ...to confirm the option chosen SELECT pH ENTER Press key until option flashes then press key to confirm the option chosen SELECT Read ENTER Press key until option flashes then press key to confirm the o...

Страница 21: ...he desired language Press key until the desired option flashes then press key to confirm the option chosen SELECT ENTER This Screen is default and cannot be changed Select the Resolution by pressing k...

Страница 22: ...ple Temperature will not be displayed User can now adjust the Minimum and Maximum values for the Bar Graph Refer to Page 12 User can choose if instrument would Beep when Stability is reached during Re...

Страница 23: ...ion flashes then press key to confirm the option SELECT Calibrate ENTER If a thermo is attached to the instrument Manual will be displayed and user will have the option to adjust the Temperature Compe...

Страница 24: ...key to confirm the option chosen SELECT Read ENTER Press key until option flashes then press key to confirm the option chosen User will now be able to choose the reading in Absolute or Relative SELECT...

Страница 25: ...00 872 9436 ENTER CHECK RESULT 23 Good Electrode Electrode with problem Press key until option flashes then press key to confirm the option chosen SELECT Check ENTER Dip electrode at the Standard This...

Страница 26: ...ress key until option flashes then press key to confirm the option chosen SELECT mV ENTER Press key until option flashes then press key to confirm the option chosen SELECT Read ENTER Press key until o...

Страница 27: ...gister ENTER Press key until option flashes then press key to confirm the option SELECT Consult ENTER Press key until chosen option flashes then press key to confirm the option chosen SELECT ENTER Per...

Страница 28: ...n sequence SELECT ENTER ESCAPE Program will display the battery life left User has the option to choose the desired language Press key until the desired option flashes then press key to confirm the op...

Страница 29: ...emperature will not be displayed User can now adjust the Minimum and Maximum values for the Bar Graph Refer to Page 12 User can choose if instrument would Beep when Stability is reached during Read Mo...

Страница 30: ...nstrument it is necessary to adjust the temperature of the probe with the instrument If changing or adding a Themo choose then choose again to confirm First find out the any sample temperature Then ad...

Страница 31: ...firm the option chosen SELECT Read ENTER Press key until option flashes then press key to confirm the option chosen SELECT C ENTER Dip the electrode into the sample then press ENTER key The reading wi...

Страница 32: ...shes then press key to confirm the option chosen SELECT Yes ENTER 800m 23 2 C 8 7 ESCAPE END REPORT YES NO Reading display when the bargraph function was not chosen durign Set Up Mode Example for Read...

Страница 33: ...the transportation cap and rinse the electrode with distilled water remove eventual crystallization at the diaphragm 3 The transportation cap must always be used when transporting the electrode avoidi...

Страница 34: ...8 Maintenance 32 CLEANING CONSIDERATIONS CONSIDERATIONS...

Страница 35: ...t rest the electrode for 30 minutes in 3 MKCl 5 In case you noticed that the internal electrolyte reference is hazel or is contaminated proceed with a internal clean up Take off the internal reference...

Страница 36: ...9 Communication Cable 34 E...

Страница 37: ......

Страница 38: ...M 4507 0908...

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Omega PHB21, Руководство пользователя

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