Hanna Instruments HI8519 Microphone User Manual
Contents
1. 7669 2W Temperature probe with 1 m 3 3 screened cable for 8519 8427 pH and electrode simulator with 1 m 3 3 co axial cable ending female BNC connectors 931001 and ORP electrode simulator with LCD and 1 m 3 3 coaxial cable ending in female BNC connectors MANPHBNR3 Instructions manual 36 ELECTRODE APPLICATION REFERENCE GUIDE Application Electrodes Aquarium 13328 19118 Bath water HI 11308 Beer Bread K2008 Dairy products FC 1008 Dirty water HI 19128 Emulsions 1 2 3 4 5 Cheese 6 7 8 9 Environment Flasks Food industry general use FC 1008 Fruit 2208 Fruit juices organic Galvanizing waste solution HI 19128 Heavy duty applications High purity water Horticulture FC 2008 In line applications HI 1135B 21148 HI 29108 Laboratory general use HI 1230B 13328 13308 leather Lemon juice Meat B 20318 Micro plate sampling of less than 00 mL 3 Milkand Yogurt Paints Paper Photographic chemicals Quality control Sausages HI 20318 Semisolid products Skin Soil samples Solvents2. 14138 Glass body single junction flat tip Viscolene non refillable combi nation pH electrode Use surface measurement Ultem is registered Trademark of General Electrics Co is registered Trademark of Pennwalt Corp 34 ORP electrodes HI 3131B Glass body refillable combination platinum ORP electrode Use titration gt gt lt 150 mm 5 9 HI 3230B Plastic body Ultem gel filled combination platinum ORP elec trode Use general purpose 44308 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 Extension cable 3m 9 9 long HI7855 5 Extension cable 5m 16 5 long 7855 SERIES CABLE CONNECTORS CONNECTOR AND 3 0 mm 0 12 CABLE WITH BNC CONNECT CONNECT TO THE SCREW TYPE BNC SOCKET ELECTRODES OF THE METER HI7855 10 Extension cable 10m 33 long HI7855 15 Extension cable 15m 49 5 long Power Units 710005 Voltage adapter from 115 VAC to 12 VDC HI710006 Voltage adapter from 230 VAC to 12 VDC OTHER ACCESSORIES ChecktempC Pocket size thermometer range 50 0 to 150 0 C 76405 Electrode holder
3. Strong acid Submersion application Surface measurements Swimming pool HI 21148 HI 29108 Titrations with constant temperature range Titrations with wide temperature range Very high humidity 19128 HI 1911B Vials and test tube Wine processing 37 WARRANTY All Hanna Instruments meters are guaranteed for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions The electrodes and the probes are guaranteed for a period of six months This warranty is limited fo repair or replacement free of charge Damage due to accident misuse tampering or lack of prescribed maintenance are not covered f service is required contact the dealer from whom you purchased he instrument If under warranty report the model number date of purchase serial number and the nature of the failure 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 irst obtain a Returned Goods Authorization number from the Cus omer Service department and then send it with shipping costs prepaid When shipping any instrument make sure it is properly packaged for complete protection validate your warranty fill out and return the enclosed warranty card within 14 days from the date of
4. 15 and wait 1 or 2 minutes for thermal equilibrium Press the RANGE key to display pH measurement 21 Press the CAL key The temperatu buffer value will be displayed e temperature is at 25 C the display will show pH7 01 If the buffer temperature is at 20 C s display will show pH 7 03 see E4 appears the calibration solu Wait until the pH symbol stops means the reading is stable indicate that the electrode is s buffer but expecting a pH 4 01 or Press the CON key The symbol E Rinse the electrode and tempera re compensated g if the buffer 1 1 page 23 If t t on is wrong lashing that CON 5 will appear ill in pH 7 01 10 01 buffer ure probe be ore immersing them into pH 4 01 pH 10 01 calibration buffer shake briefly and wait for thermal equilibrium he 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 SATION FOR HI8417 8520 AND 8521 ONLY If for some reason the temperature probe is defective or it is required to calibrate with manual temperature compensation follow the proce dure below 25 Unplug the temperature probe from the meter Note the temperature of the buff
5. 460 mL 70060 pH 6 86 Buffer Solution 460 mL HI7007L 7 01 Buffer Solution 460 mL 70091 pH9 18 Buffer Solution 460 mL HI7010L 10 01 Buffer Sol 460 mL pH CALIBRATION SOLUTIONS IN FDA APPROVED BOTTLES 8004L pH 4 01 Buffer Solution 460 mL 80060 pH 6 86 Buffer Solution 460 mL 8007L 7 01 Buffer Solution 460 mL p HI 8009L H 9 18 Buffer Solution 460 mL 80100 pH 10 01 Buffer Solution 460 mL ELECTRODE STORAGE SOLUTION 703001 Storage Solution 460 mL ELECTRODE STORAGE SOLUTION IN FDA APPROVED BOTTLES 803001 Storage Solution 460 mL ELECTRODE CLEANING SOLUTIONS 70000 Electrode Cleaning Sachets 20 25 pcs 70610 General Cleaning Sol 460 mL HI7073L Protein Cleaning Sol 460ml 70740 Inorganic Cleaning Sol 460ml 70771 amp Fat Cleaning Sol 460 mL ELECTRODE CLEANING SOLUTIONS IN FDA APPROVED BOTTLES 80610 General Cleaning Solution 460 mL 8073L Protein Cleaning Solution 230 mL 807717 amp Fat Cleaning Solution 460mL REFILL ELECTROLYTE SOLUTIONS HI 7071 3 5M KCI AgCI Electrolyte 4x50mL for single junction electrodes 7072 1M KNO Electrolyte 4x50 mL 30 7082 3 5M KCI Electrolyte 4x50 mL for double junction electrodes REFILL ELECTROLYTE SOLUTIONS IN FDA APPROVED BOTTLES HI 8071 3 5M AgCl Electrolyte 4x50mL for single junction elect
6. pensation connect the temperature probe to the C socket 34 RESET button he RESET button 3 is used when the instrument displays errone ous messages due to strong electrical interference or when the instrument s power supply is disconnected before the meter is switched 10 off Press the RESET button and restart the entire operation Power connection Plug the 12VDC adapter 710005 or 710006 into the socket on the back of the meter 45 Note Make sure the main line is protected by a fuse Note 8520 uses a rechargeable battery to retain the pH calibra tion data It lasts approximately one month when fully charged The battery is automatically charged any time the meter is plugged in either turned on or off SPECIFICATIONS 8520 Range pH 0 00 10 14 00 0 0 to 100 0 Resolution 0 01 Accuracy 20 C 68 F 0 4 Typical EMC pH Deviation C 0 02 x04 Calibration Automatic 2 points with auto buffer recogntion Temperature Compensation Automatic or Manual From 0 to 100 C 32 to 212 F Electrode 1332B plastic body combination double junction refillable pH electrode included Temperature Probe 7669 2W temp probe included Input Impedance 10 ohm Power 12VDC power Environment 0 to 50 C 32 to 122 F 95 RH Dimensions Shipping Weight 230x 70x70 mm 9162 77 1 35
7. I2 pH 4 01 acid or d3 or 13 pH 9 18 and pH10 01 respectively alkaline Yi Vii DOM ME Press the CON key to confirm the pH value The display will indicate the temperature compen sated buffer value e g if the temperature is at 25 C the display will show pH 4 01 or 10 01 or pH 9 18 depending on the solution being used If the temperature is at 20 C the display will show respectively pH 4 00 or pH 10 06 or pH 9 22 see page 23 moc a Press CON key again to confirm calibration The is now calibrated The pH symbol will stop flashing and the unit is ady for measurements he reading is drifting 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 driffing 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 calibration data Otherwise re calibration might be necessary In the case of a power failure while the instrument is operational re calibration might be required PH CALIBRATION FOR HI8519 Note If you need calibrate to NBS standards use pH 6 86 HI7006 or 8006 and pH 9 18 HI7009 or 80
8. STORE THE ELECTRODE IN DISTILLED OR DEIONIZED WA TER PERIODIC MAINTENANCE Inspect the electrode and the cable The cable used for connection 10 the meter must be intact and there must be no points of broken insulation on the cable or cracks on the electrode stem or bulb Connectors must be perfectly clean and dry If any scratches or cracks are present replace the electrode Rinse off any salt deposits with water For refillable electrodes Refill the reference chamber with fresh electrolyte 7071 or 8071 or single junction or 7082 or 8082 for double junction elec trodes Allow the electrode to stand upright for 1 hour ollow the Storage Procedure above 26 CLEANING PROCEDURE General Soak in Hanna 7061 or 8061 General Clean ing Solution for approximately hour Removal of films dirt or deposits on the membrane junction Protein Soak in Hanna 7073 or 8073 Protein Cleaning Solution for 15 minutes Inorganic Soak in Hanna 7074 or HI 8074 Inorganic Clean ing Solution for 15 minutes Oil grease Rinse with Hanna 7077 or 8077 Oil and Fat Cleaning Solution IMPORTANT After performing any of the cleaning procedures rinse the electrode thoroughly with distilled water refill the reference chamber with fresh electrolyte not necessary for gel filled electrodes and soak the electrode in 70300 or 80300 Storage S
9. during shipping If there is any damage notify your dealer Note Save all packing material until you are sure that the instru ment functions correctly All defective items must be returned in the original packing with the supplied accessories GENERAL DESCRIPTION 8417 8519 8520 and HI8521 Hanna Instruments bench top pH meters are designed for simplicity of use They feature large liquid crystal display LCD user friendly key board error codes to guide the user in calibration and troubleshooting and storage of calibration data even after the unit is shut off 8417 8519 and HI8521 can also measure ion concentration ISE and ORP in the mV range with automatic range switching from SE to when reading exceeds 399 9mV 8417 and 8521 only All models except for 8519 are microprocessor based and provide automatic or manual temperature compensation for both calibration and measurement These models meet the most stringent demands of the laboratory 8417 pH mV C meter automatically recognizes six standard calibration buffer values three each for NBS 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 cabl
10. electrode to the meter and submerge the tip 4 cm 114 into the sample to be tested Note ORP measurements are taken without temperature compensa tion Press the pH mV key HI8417 or Nee RANGE key 8521 once to enter bn mv the mV mode Allow a few minutes for the reading to stabilize The display will indicate the absolute mV value positive or negative 2 When values are less than 2 400 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 8417 or for HI8521 appears if the value exceeds 1999 mV out of range AFTER MEASUREMENTS Press the ON OFF key again to switch the instru ment OFF prm PH CALIBRATION IMPORTANT The instrument s pH range should be re calibrated When the meter is new Whenever the pH electrode is replaced Atleast once a month After use in aggressive chemicals After cleaning procedure and changing the reference electrolyte For greatest accuracy INITIAL PREPARATION Pour small quantities up to 4cm 11 2 level of pH 7 01 HI7007 or HI8007 and pH4 01 lt HI7004 or 8004 or pH 10 01 HI7010 HI8010 solution into clean un If possible use plastic beakers minimize any EMC interferences f you are measuring in the acid range use pH4 01 as second buf
11. 0 2 ohm Power 2VDC power Environment 0 to 50 C 32 to 122 F 95 RH Dimensions 230x1 70x70 m 1x6 7x2 7 Shipping Weight 1 4 Kg 3 1 Ib OPERATIONAL CUIDE TAKING PH MEASUREMENTS Connect the instrument to the 12VDC adapter HI710005 or HI710006 Plug the adapter into the mains Make sure that the instrument has been calibrated for pH before taking pH measurements see page 18 8519 only Connect the pH electrode to the meter and switch E he instrument on by pressing the ON OFF key mmerse the electrode tip 4 cm 14 into the sample and shake briefly Take the temperature of the solution with ChecktempC or a glass thermometer e 9 25 he LCD Adjust the Temperature C knob to display the emperature of the sample N R Press the C key to display temperature settings on Press the pH key to display the pH measurement The display shows the pH value of the test solution compensated for temperature 8417 HI8520 8521 only Connect the electrode and the temperature probe if automatic temperature compensa jon is desired ess the ON OFF key to turn the meter on The meter will automatically default to the pH measure ment mode Immerse the electrode and the temperature probe he sample and shake briefly Wait for 30 sec 2 onds before taking readings The display shows the pH r
12. 09 in stead of pH7 01 and 10 01 respectively Use a ChecktempC or glass thermometer with an resolution of 0 1 as reference thermometer 20 Procedure Switch the instrument on affer connecting the pH electrode Rinse and immerse the pH electrode in pH 7 01 buffer and shake briefly Wait or 2 minutes for the reading to stabilize Note the temperature of the buffer solution using a ChecktempC or a glass thermometer e g 20 C ess the C key to select temperature setting Ad just the Temperature C knob until display shows the noted temperature TEMPERATURE Press the pH key to select pH measure ment Wait 1 2 minutes and adjust the OFFSET knob until display shows the pH value at the noted temperature see the pH versus I 3 temperature chart at page 23 Rinse and immerse the pH electrode in E 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 nl 1 Lt Lt PH CALIBRATION FOR HI8520 AND HI8521 Procedure Switch instrument on after connecting the pH elec trode and the temperature probe mmerse the pH electrode and the temperature 4 probe in pH 7 01 buffer solution shake briefly
13. 26 0 01 0 1mV 0 1 1mV 0 1 Accuracy pH 20 C 68 F ISE ORP me 0 01 0 2 mV mV 0 5 Typical EMC pH Deviation SE ORP 3E 0 01 0 2mV 0 Recorder pH Output mV Current 0102V 0102V 20mA Offset pH Slope from 85 to 10506 Calibration Automatic 2 points with 5 memorized buffers pH 4 01 6 86 7 01 9 18 10 01 Temperature Compensation Manual from 0 to 100 C 32 to 212 F Automatic from 10 to 125 C 14 to 257 F Electrode glass body combination refillable pH electrode included Temp Probe HI7669 2W Temperature Probe included Input Impedance 10 ohm Power Power socket for 12VDC Environment 0 to 50 C 32 to 122 F 95 RH not condensing Dimensions 23011 70Wx 0H mm 9 1x6 7x2 7 Shipping Weight 1 5 Kg 3 3 b FUNCTIONAL DESCRIPTION amp SPECIFICATIONS OF 8519 THE FRONT PANEL OF 8519 instruments 2 OFFSET SLOPE TEMPERATURE C R sore TEMPERATURE lt ON OFF To switch the meter ON and OFF pH display pH values mV 0 display mV values k o 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
14. C For setting temperature in C THE REAR PANEL OF 8519 COMBINED pH DC POWER REFERENCE 12V 20V ELECTRODES ELECTRODE w BNC socket for pH or electrode 2 Reference Jack socket for reference electrode 3 DC Power Socket for 710005 or 710006 Electrode and probe connections For combination pH or ORP electrodes with internal reference plug he 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 1 and the reference electrode s jack to the socket provided 2 Power connection Plug the 12VDC adapter HI710005 or HI710006 into the DC socket 3 Note Make sure the main line is protected by a fuse SPECIFICATIONS 8519 Range pH Resolution 20 C 68 F Typical EMC Deviation m Accuracy pH m p m Calibration Manu ints through ope knobs Temperature Manual from 0 to 100 C Compensation 32 to 212 F Electrode 13328 plastic body combination double junction refillable pH electrode included Input Impedance 107 ohm Power 12VDC power Environment 0 to 50 C 32 to 122 F 95 RH Dimensions 230 1 70 70 mm 9 1 6 7 2 7 Shipping Weight 1 35 Kg 3 Ib FUNCTIONAL DESCRIPTION amp SPECIFICATIONS
15. Instruction Manual 8417 8519 8520 8521 Microprocessor Bench top pH Meters Biome http www hannainst com vith ile nee Die m Dear Customer hank you for choosing a Hanna Instruments Product Please read this instruction manual carefully before using the instru ment his manual will provide you with all the necessary information for he correct use of the instrument as well as a precise idea of its versatility in a wide range of applications hese instruments are in compliance with CSA UL and C EN 50081 1 and EN 50082 1 directives TABLE OF CONTENTS PRELIMINARY EXAMINATION 3 GENERAL DESCRIPTION 3 FUNCTIONAL DESCRIPTION AND SPECIFICATIONS 8417 5 8519 8 H18520 10 H18521 12 OPERATIONAL GUIDE 14 PH CALIBRATION 18 PROCEDURE FOR HI8417 18 PROCEDURE FOR HI8519 20 PROCEDURE FOR HI8520 HI8521 2 CAL W MANUAL TEMP COMPENSATION 22 PH VALUES AT VARIOUS TEMPERATURE 23 EMPERATURE CALIBRATION 23 ROUBLESHOOTING GUIDE 24 ELECTRODE CONDITIONING amp MAINTENANCE 25 EMPERATURE RESISTANCE CORRELATION FOR HANNA PH SENSITIVE GLASS 28 ACCESSORIES 30 ELECTRODE APPLICATION REFERENCE GUIDE 37 WARRANTY 38 CE DECLARATION OF CONFORMITY 39 E it instruments Company since 1992 2 PRELIMINARY EXAMINATION Remove the instrument from the packing material and examine it to make sure that no damage has occurred
16. Kg 3 Ib FUNCTIONAL DESCRIPTION amp SPECIFICATIONS OF 8521 FRONT PANEL OF 8521 ERROR SYMBOLS 1 Temperature Buffer Values pH E1 pH out of range 4 01 7 01 10 01 OFF s OFF E2 out of range 0 32 401 713 1032 mV out of range 10 50 400 707 10 18 20 68 400 703 1006 wrong pH 7 CON 30 86 402 700 996 RANGE 5 wrong pH 4 10 40 104 404 698 9 88 ON OFF To switch instrument ON and OFF RANGE To display pH ORP Temperature measurements CAL CON CAL to enter the calibration procedure and CON to confirm calibration data t For setting temperature for manual compensation THE REAR PANEL OF 8521 TEMPERATURE DC POWER PROBE 12 to 20V f COMBINED pHorORP REFERENCE ELECTRODES ELECTRODE RESET C 02 3 4 BNC socket for pH ORP electrode Reference Jack socket for reference electrode RESET button Temperature Probe socket for HI7669 2W DC Power Socket for 710005 or 710006 4 Electrode and probes connections For combination pH or ORP electrodes with internal reference plug he electrode s BNC to the socket provided 1 For an electrode with separate reference connect the measuring electrode s BNC to the BNC socket an
17. OF 8520 THE FRONT PANEL OF HI8520 ERROR SYMBOLS E1 pH out of range t CAL E2 C out of range Temperature Buffer Values pH 4 01 7 01 10 01 0 32 4 01 713 1032 10 50 400 707 10 18 20 68 400 703 10 06 D CON 30 86 402 7 00 9 96 RANGE 40 104 404 698 988 ON OFF RANGE CAL CON 1 4 To switch instrument ON and OFF To display pH or temperature measurements CAL fo enter the calibration procedure and CON to confirm calibration data For setting temperature for manual compensation PANEL OF 8520 COMBINED Hor ORP REFERI ELECTRODES ELECTRODE RESET TEMPERATURE DC POWER PROBE 12V to 20V ence x E 8 3 gt Tempera 2 3 RESET bu 4 5 DC Powe C socket for pH electrode eference Jack socket for reference electrode tton ure Probe socket for HI7669 2W Socket for 710005 or 710006 Electrode and probes connections For combina electrode s tion pH electrodes with internal reference plug the C to the socket provided 1 For an electrode with separate reference connect the measuring electrode s the socket C to the BNC socket and the reference electrode s jack provided 2 For temperature measurements and automatic temperature com
18. ading to the value of the reference ther 7 2 mometer TAKING TEMPERATURE MEASUREMENTS NOT FOR HI 8519 Taking temperature measurement is very easy Turn the instrument ON and press the RANGE key for 8520 and HI8521 only to get into tem perature mode Make sure the temperature probe is connected and allow the reading to stabilize 1 or 2 min utes The temperature value will be dis played on the left LCD for 8417 gt TAKING ORP MEASUREMENTS 8417 8519 and 8521 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 substance to be expressed in numbers oxidation reduction potential redox measurements provide the quantification of the oxidizing or reducing power of any liquid 8519 only e Connect the ORP electrode to the meter and submerge the tip 4 cm 112 into the sample to be tested Note ORP measurements are taken without tem L mV perature compensation __ Press the mV key fo enter the mV mode Allow a few minutes for the reading fo stabilize The display will indicate the absolute Lier mV value positive or negative 2120 16 For 8417 and HI8521 Connect the
19. d the reference electrode s jack the socket provided 2 For temperature measurements and automatic temperature com pensation connect the temperature probe to the C socket 34 RESET button he RESET button 3 is used when the instrument displays errone ous messages due to strong electrical interference or when the 12 instrument s power supply is disconnected before the meter is switched off Press the RESET button and restart the entire operation Power connection Plug the 12VDC adapter HI710005 or HI710006 into the socket on the back of the meter 45 Note Make sure your main line is protected by a fuse Note 8521 uses a rechargeable battery to retain the pH calibra tion data It lasts approximately one month when fully charged The battery is automatically charged any time the meter is plugged in either turned on or off SPECIFICATIONS 8521 Range 0 00 to 14 00 0 0 to 2 399 9mV 010 1999mV 0 0 to 100 0 Resolution pH 0 01 ISE 0 1mV ORP mV 0 1 Accuracy 0 01 20 C 68 F amp 0 2mV ORP 0 mV 0 4 Typical EMC pH 0 05 Deviation ISE ORP 4mV 0 Calibration Automatic 2 points with auto buffer recogntion Temperature Automatic or Manual Compensation From 0 to 100 C 32 to 212 F Electrode 1332B plastic body combination double junction refillable pH electrode included Temperature Probe 7669 2W temp probe included Input Impedance
20. e 12VDC adapter HI710005 or HI710006 and a dust cover HI 8519 pH mV meter indudes manual temperature compensation and front panel knobs for offset and slope calibration HI8519 comes supplied with HI1332B plastic body combination pH electrode 12VDC adapter 710005 or HI710006 and a dust cover 8520 pH C meter automatically recognizes 3 standard calibration buffer values 4 01 7 01 and 10 01 pH 8520 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 8521 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 FUNCTIONAL DESCRIPTION amp SPECIFICATIONS OF 9417 THE FRONT PANEL OF HI8417 HANNA instruments ON OFF To turn the instrument ON and OFF Warning Push the OFF key before unplugging instrument If unplugged before turned off the meter s memory will be erased CAL To enter the calibration mode CON confirm the calibration data tec To set temperature for manual compensation pH mV To select mV for mV ORP or ISE measurements or pH for pH measurements La
21. eading compensated for emperature e Er ES n 8417 the temperature reading is also displayed on the left LCD 171 UC f a 2 rn r P Note the electrode should be submerged approximately 4 17 into the solution If the temperature probe is used it should be located as close to the pH electrode as possible 1 pire f measurements are taken in different samples successively it is recommended that the electrode is rinsed thoroughly for better condi ioning and eliminate cross contamination of the sample For the rinsing process it is recommended to use a liberal amount of he 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 1 MANUAL TEMPERATURE COMPENSATION 8417 HI8520 AND 8521 When the temperature probe is not connected take the temperature of the solution with a ChecktempC or a glass thermometer Press the RANGE key to enter the temperature mode c not necessary for 8417 When the temperature is set manually 3 oC symbol blinks With the tempera ture probe connected the C symbol is displayed continuously Use the UP or DOWN arrow keysto manually adjust the display re
22. er with a ChecktempC or a glass thermometer Use the UP and DOWN arrow keys 10 set the temperature to the noted perature Follow the calibration procedure as for pH calibration with temperature probe connected see page 18 for 8417 or page 21 for 8520 18521 HN P rrt 22 PH VALUES AT VARIOUS TEMPERATURE Temperature has an effect on pH The calibration buffer solutions are effected by temperature changes lesser degree than normal solutions For manual temperature calibration standard with 8519 or op tional with 8417 8520 and 8521 please refer to the following chart For instance if the buffer temperature is 25 C the display should show pH 4 01 7 01 or 10 01 at pH 4 7 or 10 buffers respectively At 20 C the display should show pH 4 00 7 03 or 10 06 The meter reading at 50 C will then be 4 06 6 98 or 9 82 TEMPERATURE CALIBRATION HI8417 HI8520 HI8521 ONLY All Hanna bench top meters have been accurately temperature cali brated at the factory We recommend that you have your bench top meters temperature calibrated once a year Your nearest Hanna Service Center is available to quickly service your meter Contact your Dealer or the nearest Hanna Service Center for more information 23 TROUBLESHOOTING Symptoms are The Problem is Possible Solut
23. fer or pH 10 01 if you are measuring in the alkaline range Note with HI8417 7006 18006 pH 6 86 and 7009 18009 pH 9 18 can be used in place of 7007 18007 pH 7 01 and 7010 18010 pH 10 01 respectively For accurate calibration use two bea RINSE CALIBRATION kers for each buffer solution the first AS for rinsing the electrode the second Hi 7007 for calibration In this way contami nation of the buffer is minimized Note the electrode should be submerged approi 777 mately 4 cm 112 into the solution If the emperature probe is used it should be posi ioned as dose to the pH electrode as possible PH CALIBRATION FOR HI8417 HI8417 provides 6 pre programmed calibration buffers three NBS buffers 41 42 d3 pH 6 86 4 01 9 18 respectively and three technical buffers t1 12 13 i e pH 7 01 4 01 10 01 respectively When the ATC probe is not used make sure the temperature is set manually to reflect the temperature of the solution see page 23 18 Procedure Switch the instrument on after connecting the pH electrode and the temperature probe Immerse the pH electrode and the probe into neutral pH buffer solution pH 7 01 for technical buffers or pH 6 86 for NBS buffers Shake briefly and wait 1 2 minutes for thermal equilibrium Press the CAL key The symbol d1 will ap
24. ffer solution used for offset calibration he buffer of pH 7 d e tha lution used is and replace if necessary Defective electrode Replace the electrode a re calibrate the pH scale for 8417 or 8520 on the Erroneous buffer solution used for slope calibra ion Be sure the correc solution is bei slope calibrati 9 18 or 10 01 Defective electrode Check the electrode and re place if necessary ELECTRODE CONDITIONING AND MAINTENANCE Reference Filling Hole Reference Filling Hole g Reference ire Whe Sensitive Wire Wire Reference Reference Junction Junction Glass _ Glass 0167 Bulb SS P Plastic Body Glass Body pH Electrode pH Electrode Reference Reference Wie Wire Reference _ Reference Junction Junction Platinum or HA Platinum or Gold tip Gold tip Plastic Body Glass Body ORP Electrode ORP Electrode 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
25. gher addition the response time will suffer to a greater degree at tempera tures below 10 C Q 575 0 0 gt lt coc co gt lt c c 40 20 0 10 2 30 40 50 60 70 80 90 C Since the resistance of the pH electrode is in the range of 200 Mohm he current across 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 stable pH reading he pH electrode s life also depends on the temperature If constantly used at high temperatures the electrode life is drastically reduced Typical Electrode Life Ambient Temperature 1 3 years 90 C Less than 4 months 120 C Less than 1 month 28 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 Alkaline Error Sodium lon Correction for the Glass at 20 25 C 29 pH CALIBRATION SOLUTIONS HI70004P 4 01 Buffer Sachets 20mL 25 pcs 70007 7 01 Buffer Sachets 20mL 25 pcs 70010 10 01 Buffer Sachets 20mL 25 pcs HI7004L 4 01 Buffer Solution
26. ions he instrument does not work with the HI7669 2W probe not 8519 defedive Probe Replace the probe he meter fails to calibrate or gives erroneous results A defective pH electrode he electrode and pH calibration Replace epeat t he meter is slow in responding or gives The electrode is working or the dia phragm is clogged ectrode in a storage solution after clean ing the diaphragm f the problem is not solved eplace the electrode and re calibrate the pH scale eave the e ectrode ution A defective pH e or bad buffer so the cleaning procedure f this does not work re place the electrode and e calibrate the pH Use fresh buffer solution The reading drifts Temperature no ermal equilibrium not eached Wait longer for H18417 E 1 for 8520 8521 on the display Out of range o scale a Verity the pH electrode is n nected b Make sure the pH sample is induded between 0 and 14 pH Check the level of the 88010065 the state of itself electrolyte and electrode Out of range in C Verify the temperature probe is connected and make sure C is within 10 125 C HI8417 or 10 100 C for Out of range in mV ure probe make sure 1999 ify the tempera connected and mV is withi nge 8520 H18521 r c Erroneous bu
27. olution for at least 1 hour before taking measurements TROUBLESHOOTING Evaluate your electrode performance based on the 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 7071 or 8071 for single junction or 7082 or 8082 for double junction electrodes Dry Membrane Junction Soak in 70300 or HI 80300 Stor age Solution for at least 1 hour Drifting Soak the electrode tip in warm approx 50 60 0 Hanna 7082 8082 Solutions for one hour and rinse the tip with distilled water Refill with fresh 7071 or 8071 for single junction electrodes and 7082 or 8082 for double junction electrodes refillable electrodes only Low Slope Refer to the cleaning procedure above No Slope Check the electrode for cracks in glass stem or bulb and replace the electrode Slow Response Excessive Drift Soak the tip in 7061 or HI 8061 Solutions for 30 minutes rinse thoroughly in distilled water and then follow the Cleaning Procedure above 27 TEMPERATURE RESISTANCE CORRELATION The resistance of glass electrodes partially depends on the tempera ture The lower the temperature the higher the resistance It takes longer time for the reading to stabilize if the resistance is hi
28. pear on the display For calibration with technical buffers pH 7 01 press CAL key again and t1 will appear on the display Note the pH symbol will be flashing hroughout the calibration procedure E Press the CON key The buffer value will be displayed on the right LCD N Allow 1 2 minutes for the pH reading to stabi ET ize he pH reading will be temperature compensated E g if the buffer temperature is at 25 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 pH h DN If Err4 appears the calibration solution is wrong Repeat the process using fresh buffers Note f you are not using the ATC probe refer to page 22 2 to manually correct for temperature Press the CON key again to accept the buffer value The first point calibration is now complete If the pH mV key is pressed at this point the cali bration process is ended and only the offset of the meter is calibrated This is known as one point calibration For greatest accuracy however it is recommended that a two point calibra tion is performed Rinse the electrode and the temperature probe before immersing them into pH 4 01 pH10 01 or 9 18 calibration buffer shake briefly and wait for thermal equilibrium 19 The meter automatically recognizes the buffer value and prompts for the second at d2 or
29. purchase All rights are reserved Reproduction in whole or in part is prohibited ithout the written consent of the copyright owner Hanna Instruments Inc 584 Park East Drive Woonsocket Rhode Island 02895 USA Hanna Instruments reserves the right modify the design con struction and appearance of its products without advance notice 38 CE DECLARATION OF CONFORMITY instruments DECLARATION OF CONFORMITY We Hanna Instruments Srl V le delle industrie 12 35010 Ronchi di Villafranca PD ITALY herewith certify that the bench pH meters 8417 8519 8520 8521 have been tested and found to in compliance with the following regulations IEC 801 2 Electrostatic Discharge IEC 801 3 RF Radiated IEC 801 4 Fast Transient EN 55022 Radiated Class Tr Date of Issue 20 12 1995 D Volpato Engineering Manager On behalf of Hanna Instruments S r l Recommendations for Users fore using these products make sure that they are entirely suitable for the environment in which they are used Operation of these instruments in residential area could cause unacceptable interferences to radio and TV equipment requiring the operator to take all necessary steps to correct interferences he glass bulb at the end of the electrode is sensitive to electrostatic discharges Avoid touching this glass bulb at all times uring calibration of in
30. rge LCD on the left his LCD displays the temperature measured by the Hl7669 2W probe or the value set manually with the keyboard If the tempera ure has been set manually the symbol will flash When the emperature probe is connected the C symbol stops flashing When he temperature measured by the probe is out of range 10 125 0 the signal appears Large LCD on the right his LCD displays the pH or mV reading The corresponding pH or mV symbol will be displayed along with the measured value An error signal Err Err2 Err4 or Err5 will appear on this display fo indicate when the range is exceeded or if the buffer during calibration is wrong THE REAR PANEL OF 8417 TEMPERATURE DC POWER COMBINED PROBE 120 to 20V ORP REFERENCE RECORDER ELECTRODES ELECTRODE RESET O2VOLT 5 W 2 4 5 6 BNC socket for pH and electrode Reference Jack socket for reference electrode RESET button Recorder output connections mp Probe socket for HI7669 2W Electrode and probe connections DC Power Socket for 710005 or 710006 For combination pH or ORP 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 1 and the reference electrode s jack
31. rodes 8072 1M KNO Electrolyte 4x50 mL HI 8082 3 5M KCI Electrolyte 4x50 mL for double junction electrodes ORP_PRETREATMENT SOLUTIONS 70911 Reducing Pretreatment Solution 460 mL 70921 Pretreatment Solution 460 mL pH amp ORP ELECTRODES All electrodes part numbers ending in B are supplied with a BNC connector and 1 3 3 cable N 10438 Glass body double junction refillable combination electrode Use strong acid alkali 9 5mm DIA 12 mm 0 37 0 5 DRE b i 120 mm 4T HI 1053B Glass body triple ceramic conic shape refillable combination pH electrode Use emulsions m p Le 120 mm gt 4 7 10838 Glass body micro Viscolene non refillable combination pH elec trode Use biotechnology micro titration 12 mm 0 5 5 mm 3 mm 02 0 12 3 0 gm DIA him be 120 mm xl AT 1131 Glass body single junction refillable combination pH electrode Use general purpose Somm 13308 Glass body semimicro single junction refillable combination pH electrode Use laboratory vials mE DIA m mm HI 1331B Glass body semimicro single junction refillable combination pH electrode Use flasks 12308 Plastic body Ultem double j
32. struments ESD wrist straps should be worn to avoid possible damage to the electrode by electrostatic discharge maintain the EMC performance of equipment the recommended cables noted in the user s manual must be used 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 oavoid electrical shock donotusetheseinstuments when voltages at the measurement surface exceed 24VAC or 60VDC avoid damage or burns do perform any measurement microwave ovens 39 04 NI 01 144 c HANNA instruments http www hannainst com
33. the electrode as you would do with a glass thermometer If the bulb and or junction is dry soak the electrode in 70300 or HI 80300 Storage Solution for at least one hour 25 For refillable electrodes f the filling solution electrolyte is more than 7 cm 1 below the ill hole add 7082 or 8082 3 5M KCI Electrolyte Solution for double junction or 7071 or 8071 3 5M KCI AgCl Electrolyte Solution for single junction electrodes For a faster response unscrew the fill hole screw during measure ments For AmpHel electrodes f the electrode does not respond to pH changes the battery is run down and the electrode should be replaced MEASUREMENT Rinse the electrode tip with distilled water Immerse the tip bottom 4 cm 1 4 in the sample and stir gently for few seconds For faster response and to avoid cross contamination of the samples rinse the electrode tip with a few drops of the solution to be tested before taking measurements STORAGE To minimize clogging and assure a quick response time the glass 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 70300 ot 80300 Storage Solution or in its absence Filling Solution 7071 or 8071 for single junction or 7082 or 8082 for double junction electrodes Follow the Preparation Procedure above before taking measurements Note NEVER
34. to the socket provided 2 For temperature measurements and automatic temperature com pensation connect the temperature probe to the C socket 35 Recorder Output 8417 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 as follows pH output 0 01 pH 1 42857 mV e g 0 00 pH 0 mV 7 00 pH 1000 mV 14 00 pH 2000 mV mV output 0 1 mV 0 05 mV e g 1999 mV 0 mV 0 0 mV 1000 mV 1999 mV 2000 mV The output impedance is 100 ohms The maximum output short circuit current is 20 mA RESET button The RESET button 3 is used when the instrument displays errone ous messages due to strong electrical interference or when the 6 Power connedion 6 SPECIFICATIONS instrument s power supply is disconnected before the meter is switched off Press the RESET button and restart the entire operation Plug the 12VDC adapter 710005 or HI710006 into the DC socket Note Make sure the main line is protected by a fuse Note 8417 uses rechargeable battery to retain the pH calibra ion data It lasts approximately one month when fully charged The battery is automatically charged any time the meter is plugged in either turned on or off 8417 ISE 0 00 to 14 00 0 0 to 399 9mV 999mV 10 0 to 125 0 Resolution pH ISE ORP
35. unction gel filled combination pH electrode Use general field SEIN x i i 120 mm 4T 32 20318 Glass body semimicro conic refillable combination pH electrode Use semisolid products 75 2 95 13328 Plastic body Ultem double junction refillable combination pH electrode Use general purpose 12 mm 0 5 Land E A lt 120 mm 4 7 FC 1008 Plastic body Kynar double junction refillable combination pH electrode Use general purpose for food industry 12 mm 0 5 1 L 100 Q 120 mm gt 4 7 FC 2008 Plastic body Kynar open junction conic Viscolene non refillable combination pH electrode Use meat amp cheese 6 mm 0 25 Em rem ___ __ gt 75 mm gt 2 95 33 2108 Glass body double junction conic Viscolene non refillable combi nation pH electrode Use milk yogurt 12 mm 0 5 gt la 120 mm E 4T FC 220B Glass body triple ceramic single junction refillable combination pH electrode Use food processing m DIA 12 mm 120 i 4 7 FC911B Plastic body Kynar double junction refillable with built in ampli fier combination pH electrode Use very high humidity 12 mm 0 5 EY 110 mm 43
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