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HI8417 - HI8519
HI8520 - HI8521

Microprocessor

Bench-top

pH Meters

Instruction Manual

h t t p : / / w w w . h a n n a i n s t . c o m

These Instruments are in

Compliance with the CE Directives

HI 8417

°C

pH

mV

pH

OFF

ON

CON

CAL

°C

°C

d2

t2

d1

t1

pH

pH

6,88

7,02

4,00

4,00

9,22

10,05

pH

pH

pH

pH

BUFFER V

ALUES 20°C

NBS

STD

NBS

STD

NBS

STD

d3

t3

Summary of Contents for HI8417

Page 1: ... Instruction Manual h t t p w w w h a n n a i n s t c o m These Instruments are in Compliance with the CE Directives HI 8417 C pH mV pH OFF ON CON CAL C C d2 t2 d1 t1 pH pH 6 88 7 02 4 00 4 00 9 22 10 05 pH pH pH pH BUFFER VALUES 20 C NBS STD NBS STD NBS STD d3 t3 ...

Page 2: ...ARY EXAMINATION 3 GENERAL DESCRIPTION 3 FUNCTIONAL DESCRIPTION AND SPECIFICATIONS HI8417 5 HI8519 8 HI8520 10 HI8521 12 OPERATIONAL GUIDE 14 PH CALIBRATION 18 PROCEDURE FOR HI8417 18 PROCEDURE FOR HI8519 20 PROCEDURE FOR HI8520 HI8521 21 CAL W MANUAL TEMP COMPENSATION 22 PH VALUES AT VARIOUS TEMPERATURE 23 TEMPERATURE CALIBRATION 23 TROUBLESHOOTING GUIDE 24 ELECTRODE CONDITIONING MAINTENANCE 25 TE...

Page 3: ...pH 4 01 6 86 9 18 technical standard calibration buffers pH 4 01 7 01 10 01 A recorder output of 0 to 2 Volts is available and the wide mV range and high resolution allow for ORP or ion selective measurement HI8417 comes supplied with HI1131B glass body combination pH electrode HI7669 2W temperature probe with 1 meter 3 3 cable 12VDC adapter HI710005 or HI710006 and a dust cover HI 8519 pH mV mete...

Page 4: ...669 2W temperature probe with 1 meter 3 3 cable 12VDC adapter HI710005 or HI710006 and a dust cover HI8521 pH mV C meter automatically recognizes 3 standard cali bration buffer values 4 01 7 01 and 10 01 pH HI8521 comes supplied with HI1332B plastic body combination pH electrode HI7669 2W temperature probe with 1 meter 3 3 cable 12VDC adapter HI710005 or HI710006 and a dust cover ...

Page 5: ...H measurements Large LCD on the left This LCD displays the temperature measured by the HI7669 2W probe or the value set manually with the keyboard If the tempera ture has been set manually the C symbol will flash When the temperature probe is connected the C symbol stops flashing When the temperature measured by the probe is out of range 10 125 C the Err3 signal appears Large LCD on the right This...

Page 6: ...o the BNC socket 1 and the reference electrode s jack to the socket provided 2 For temperature measurements and automatic temperature com pensation connect the temperature probe to the C socket 5 Recorder Output HI8417 is provided with a recorder output from 0 to 2 volts Connect the recorder output 4 and select the pH or mV range by pressing the pH mV key The output signal is related to the values...

Page 7: ... ORP 1999mV C 10 0 to 125 0 Resolution pH 0 01 ISE 0 1mV ORP 0 1 1mV C 0 1 Accuracy pH 0 01 20 C 68 F ISE 0 2 mV ORP 1 mV C 0 5 Typical EMC pH 0 01 Deviation ISE ORP 0 2mV C 0 7 Recorder pH 0 to 2 V Output mV 0 to 2 V Max Current 20mA Offset 1 pH Slope from 85 to 105 Calibration Automatic 2 points with 5 memorized buffers pH 4 01 6 86 7 01 9 18 10 01 Temperature Manual from 0 to 100 C 32 to 212 F ...

Page 8: ...and OFF pH To display pH values mV To display mV values C To display temperature values set by the temperature knob for pH compensation Knobs OFFSET For adjustment of offset during pH calibration SLOPE For adjustment of slope during pH calibration TEMP CFor setting temperature in C THE REAR PANEL OF HI8519 1 BNC socket for pH or ORP electrode 2 Reference Jack socket for reference electrode 3 DC Po...

Page 9: ...the DC socket 3 Note Make sure the main line is protected by a fuse SPECIFICATIONS HI 8519 Range pH 0 00 to 14 00 mV 1999 Resolution pH 0 01 mV 1 Accuracy pH 0 01 20 C 68 F mV 1 Typical EMC pH 0 06 Deviation mV 4 Calibration Manual 2 points through offset and slope knobs Temperature Manual from 0 to 100 C Compensation 32 to 212 F Electrode HI 1332B plastic body combination double junction refillab...

Page 10: ...ference electrode 3 RESET button 4 Temperature Probe socket for HI7669 2W 5 DC Power Socket for HI710005 or HI710006 Electrode and probes connections For combination pH electrodes with internal reference plug the electrode s BNC to the socket provided 1 For an electrode with a separate reference connect the measuring electrode s BNC to the BNC socket and the reference electrode s jack to the socke...

Page 11: ...gged in either turned on or off SPECIFICATIONS HI 8520 Range pH 0 00 to 14 00 C 0 0 to 100 0 Resolution pH 0 01 C 0 1 Accuracy pH 0 01 20 C 68 F C 0 4 Typical EMC pH 0 02 Deviation C 0 4 Calibration Automatic 2 points with auto buffer recogntion Temperature Automatic or Manual Compensation From 0 to 100 C 32 to 212 F Electrode HI 1332B plastic body combination double junction refillable pH electro...

Page 12: ...tion data For setting temperature for manual compensation THE REAR PANEL OF HI8521 1 BNC socket for pH or ORP electrode 2 Reference Jack socket for reference electrode 3 RESET button 4 Temperature Probe socket for HI7669 2W 5 DC Power Socket for HI710005 or HI710006 Electrode and probes connections For combination pH or ORP electrodes with internal reference plug the electrode s BNC to the socket ...

Page 13: ... either turned on or off SPECIFICATIONS HI 8521 Range pH 0 00 to 14 00 ISE 0 0 to 399 9mV ORP 0 to 1999mV C 0 0 to 100 0 Resolution pH 0 01 ISE 0 1mV ORP 1mV C 0 1 Accuracy pH 0 01 20 C 68 F ISE 0 2mV ORP 0 1mV C 0 4 Typical EMC pH 0 05 Deviation ISE ORP 4mV C 0 1 Calibration Automatic 2 points with auto buffer recogntion Temperature Automatic or Manual Compensation From 0 to 100 C 32 to 212 F Ele...

Page 14: ...C Press the C key to display temperature settings on the LCD Adjust the Temperature C knob to display the temperature of the sample Press the pH key to display the pH measurement The display shows the pH value of the test solution compensated for temperature For HI8417 HI8520 HI8521 only Connect the electrode and the temperature probe if automatic temperature compensa tion is desired Press the ON ...

Page 15: ...r condi tioning and to eliminate cross contamination of the sample For the rinsing process it is recommended to use a liberal amount of the next solution to be measured Using refillable electrodes Unscrew the small refill cap to open the refill hole during measure ments After measurement replace the refill hole cap MANUAL TEMPERATURE COMPENSATION FOR HI8417 HI8520 AND HI8521 When the temperature p...

Page 16: ...ASUREMENTS HI8417 HI8519 and HI8521 have the capability to take ORP measurements using an ORP electrode Hanna Instruments offers a variety of ORP electrodes for this purpose see page 35 Contact your Dealer for more information Just as pH measurements allow the acidity or the alkalinity of a substance to be expressed in numbers oxidation reduction potential redox measurements provide the quantifica...

Page 17: ...s for the reading to stabilize The display will indicate the absolute mV value positive or negative When values are less than 400 mV tenths of mV are dis played for values greater than 400 mV the decimal digit disappears Note that the change in scale from 0 1mV to 1mV resolution is automatic Err2 for HI8417 or E3 for HI8521 appears if the value exceeds 1999 mV out of range AFTER MEASUREMENTS Press...

Page 18: ...9 pH 9 18 can be used in place of HI7007 HI8007 pH 7 01 and HI7010 HI8010 pH 10 01 respectively For accurate calibration use two bea kers for each buffer solution the first for rinsing the electrode the second for calibration In this way contami nation of the buffer is minimized Note the electrode should be submerged approxi mately 4 cm 1 into the solution If the temperature probe is used it shoul...

Page 19: ... compensated E g if the buffer temperature is at 25 C the right display will show pH 7 01 If the buffer temperature is at 20 C the display will show pH 7 03 see page 23 If Err4 appears the calibration solution is wrong Repeat the process using fresh buffers Note If you are not using the ATC probe refer to page 22 to manually correct for temperature Press the CON key again to accept the buffer valu...

Page 20: ...or measurements If the reading is drifting turn the meter off and repeat the calibration procedure waiting longer for the reading to stabilize However usually 1 or 2 minutes is enough time to prevent a drifting reading Note If you need to unplug the instrument press the OFF key thus switching the instrument off before disconnecting the power cord In this way the instrument will retain the calibrat...

Page 21: ...lue at the noted temperature see the pH versus temperature chart at page 23 Rinse and immerse the pH electrode in pH 4 01 pH 10 01 buffer and shake briefly Wait 1 2 minutes and adjust the SLOPE knob until display shows the pH value at the noted temperature see the pH versus temperature chart at page 23 The pH calibration is now complete PH CALIBRATION FOR HI8520 AND HI8521 Procedure Switch instrum...

Page 22: ... thermal equilibrium The symbol E5 should disappear and the temperature compen sated buffer value is flashing Wait until the pH symbol stops flashing press the CON key to confirm the calibration The pH calibration is now complete CALIBRATION WITH MANUAL TEMPERATURE COMPEN SATION FOR HI8417 HI8520 AND HI8521 ONLY If for some reason the temperature probe is defective or it is required to calibrate w...

Page 23: ...0 45 50 55 60 65 70 32 41 50 59 68 77 86 95 104 113 122 131 140 149 158 4 01 4 00 4 00 4 00 4 00 4 01 4 02 4 03 4 04 4 05 4 06 4 07 4 09 4 11 4 12 6 98 6 95 6 92 6 90 6 88 6 86 6 85 6 84 6 84 6 83 6 83 6 84 6 84 6 85 6 85 7 13 7 10 7 07 7 04 7 03 7 01 7 00 6 99 6 98 6 98 6 98 6 98 6 98 6 99 6 99 9 46 9 39 9 33 9 27 9 22 9 18 9 14 9 10 9 07 9 04 9 01 8 99 8 97 8 95 8 93 10 32 10 24 10 18 10 12 10 0...

Page 24: ...ibrate the pH scale Be sure the correct pH buffer solution is being used for slope calibration 4 01 9 18 or 10 01 pH Check the electrode and re place if necessary Symptoms are The instrument does not work with the HI7669 2W probe not HI8519 The meter fails to calibrate or gives erroneous results The meter is slow in responding or gives erroneous readouts The meter does not accept the 2nd buffer so...

Page 25: ...ectrode Reference Wire ELECTRODE CONDITIONING AND MAINTENANCE PREPARATION Remove the protective cap DO NOT BE ALARMED IF ANY SALT DEPOSITS ARE PRESENT This is normal with electrodes and they will disappear when rinsed with water During transport tiny bubbles of air may form inside the glass bulb affecting proper functioning of the electrode These bubbles can be removed by shaking down the electrod...

Page 26: ... bulb and the junction should be kept moist and not allowed to dry out Replace the solution in the protective cap with a few drops of HI 70300 or HI 80300 Storage Solution or in its absence Filling Solution HI 7071 or HI 8071 for single junction or HI 7082 or HI 8082 for double junction electrodes Follow the Preparation Procedure above before taking measurements Note NEVER STORE THE ELECTRODE IN D...

Page 27: ...following Noise Readings fluctuate up and down could be due to Clogged Dirty Junction Refer to the Cleaning Procedure above Loss of shielding due to low electrolyte level in refillable electrodes only refill with fresh HI 7071 or HI 8071 for single junction or HI 7082 or HI 8082 for double junction electrodes Dry Membrane Junction Soak in HI 70300 or HI 80300 Stor age Solution for at least 1 hour ...

Page 28: ...ross the membrane is in the pico Ampere range Large currents can disturb the calibration of the electrode for many hours For these reasons high humidity environments short circuits and static discharges are detrimental for a stable pH reading The pH electrode s life also depends on the temperature If constantly used at high temperatures the electrode life is drastically reduced Typical Electrode L...

Page 29: ...00 0 10 0 14 0 20 0 10 0 18 0 29 0 40 High concentrations of sodium ions interfere with readings in alkaline solutions the pH at which the interference starts to be significant depends upon the composition of the glass This interference is the alkaline error and causes the pH to be underestimated Hanna s glass formulations have the indicated characteristics ...

Page 30: ... 18 Buffer Solution 460 mL HI 8010L pH 10 01 Buffer Solution 460 mL ELECTRODE STORAGE SOLUTION HI 70300L Storage Solution 460 mL ELECTRODE STORAGE SOLUTION IN FDA APPROVED BOTTLES HI 80300L Storage Solution 460 mL ELECTRODE CLEANING SOLUTIONS HI 70000P Electrode Cleaning Sachets 20 mL 25 pcs HI 7061L General Cleaning Sol 460 mL HI 7073L Protein Cleaning Sol 460mL HI 7074L Inorganic Cleaning Sol 46...

Page 31: ...TREATMENT SOLUTIONS HI 7091L Reducing Pretreatment Solution 460 mL HI 7092L Oxidizing Pretreatment Solution 460 mL pH ORP ELECTRODES All electrodes part numbers ending in B are supplied with a BNC connector and 1 m 3 3 cable HI 1043B Glass body double junction refillable combination pH electrode Use strong acid alkali HI 1053B Glass body triple ceramic conic shape refillable combination pH electro...

Page 32: ...ody micro Viscolene non refillable combination pH elec trode Use biotechnology micro titration HI 1131B Glass body single junction refillable combination pH electrode Use general purpose HI 1330B Glass body semimicro single junction refillable combination pH electrode Use laboratory vials HI 1331B Glass body semimicro single junction refillable combination pH electrode Use flasks HI 1230B Plastic ...

Page 33: ...ble combination pH electrode Use semisolid products HI 1332B Plastic body Ultem double junction refillable combination pH electrode Use general purpose FC 100B Plastic body Kynar double junction refillable combination pH electrode Use general purpose for food industry FC 200B Plastic body Kynar open junction conic Viscolene non refillable combination pH electrode Use meat cheese ...

Page 34: ...mbination pH electrode Use food processing FC 911B Plastic body Kynar double junction refillable with built in ampli fier combination pH electrode Use very high humidity HI 1413B Glass body single junction flat tip Viscolene non refillable combi nation pH electrode Use surface measurement 110 mm 4 3 12 mm 0 5 FC 911 110 mm 4 3 12 mm 0 5 HI 1413 Kynar is registered Trademark of Pennwalt Corp Ultem ...

Page 35: ...C ORP electrodes HI 3131B Glass body refillable combination platinum ORP electrode Use titration HI 3230B Plastic body Ultem gel filled combination platinum ORP elec trode Use general purpose HI 4430B Plastic body Ultem gel filled combination gold ORP electrode Use general purpose Extension cables for screw type electrodes only screw to BNC connector HI7855 1 Extension cable 1m 3 3 long HI7855 3 E...

Page 36: ...SSORIES ChecktempC Pocket size thermometer range 50 0 to 150 0 C HI 76405 Electrode holder HI 7669 2W Temperature probe with 1 m 3 3 screened cable not for HI 8519 HI 8427 pH and ORP electrode simulator with 1 m 3 3 co axial cable ending in female BNC connectors HI 931001 pH and ORP electrode simulator with LCD and 1 m 3 3 coaxial cable ending in female BNC connectors MANPHBNR3 Instructions manual...

Page 37: ...HI 1135B HI 2114B HI 2910B 19 Laboratorygeneraluse HI 1131B HI 1230B HI 1332B HI1330B 20 Leather HI1413B 21 Lemonjuice FC100B 22 Meat FC200B HI 2031B 23 Microplatesamplingoflessthan HI1083B 100 mL 24 Milk and Yogurt FC210B 25 Paints HI 1053B 26 Paper HI 1413B 27 Photographicchemicals HI 1230B 28 Quality control HI 1332B 29 Sausages FC200B HI 2031B 30 Semisolidproducts HI 2031B 31 Skin HI 1413B 32 ...

Page 38: ...If the repair is not covered by the warranty you will be notified of the charges incurred If the instrument is to be returned to Hanna Instruments first obtain a Returned Goods Authorization number from the Cus tomer Service department and then send it with shipping costs prepaid When shipping any instrument make sure it is properly packaged for complete protection To validate your warranty fill o...

Page 39: ...es noted in the user s manual must be used In particular cases the instruments could turn off In such cases turn them on by pressing the ON OFF key Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance Toavoidelectricalshock donotusetheseinstrumentswhenvoltagesatthemeasurementsurfaceexceed24VACor60VDC To avoid damage or burns do not perform any ...

Page 40: ...MANPHBNR3 05 98 h t t p w w w h a n n a i n s t c o m PRINTED IN PORTUGAL ...

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