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Hanna Instruments HI 98188, Instruction Manual, Page: 25 / 68

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25

USER

USER

USER

USER

USER CALIBRATION

 CALIBRATION

 CALIBRATION

 CALIBRATION

 CALIBRATION

To enter 

User Calibration

 screen press 

CAL 

key  while in EC or Salinity range.

From EC range

Press the corresponding functional key to enter:
• EC user calibration.
• Probe replatinization.
• Temperature user calibration.

From Salinity % range

Press the corresponding functional key to enter:
• Salinity % user calibration.
• Temperature user calibration.

Summary of Contents for HI 98188

Page 1: ...1 HI 98188 EC TDS NaCl Resistivity Meter USP Compliant EC TDS NaCl Resistivity Temperature Meter HI 98188 Instruction Manual www hannainst com...

Page 2: ...quired contact the dealer from whom you purchased the instrument If under warranty report the model number date of purchase serial number and the nature of the problem If the repair is not covered by...

Page 3: ...notify your Dealer or the nearest Hanna Customer Service Center Each instrument is supplied with HI 76313 4 ring probe with temperature sensor 4m cable 100 mL Plastic Beaker 4 x 1 2 V AA Rechargeable...

Page 4: ...Outside Calibration Range warning User selectable calibrationtimeout toremindwhenanewcalibrationis necessary Moreover they offer an extended temperature range from 20 to 120 C 4 to 248 F using temper...

Page 5: ...e 6 RCL key to enter exit view logged data mode 7 SETUP key to enter exit SETUP mode 8 ON OFF key to turn the instrument ON and OFF 9 GLP key to display Good Laboratory Practice information 10 LIGHT k...

Page 6: ...6 Top view Top view Top view Top view Top view 14 Electrode DIN connector 15 USB connector...

Page 7: ...o 9 9 9 o t 0 1 s m h o 9 9 9 o t 0 0 1 s m h o K 9 9 9 o t 0 0 1 s m h o K 9 9 9 o t 0 0 1 s m h o K 9 9 9 o t 0 0 1 s m h o M 9 9 9 o t 0 0 1 s m h o M 0 0 0 1 o t 0 0 1 g n i g n a r o t u a n o i...

Page 8: ...I H e l b a c m 4 N I D n i p 8 e c r u o s p m e T e b o r p e h t e d i s n i r o s n e s m o r f c i t a m o t u A y r t n e l a u n a M p m o C p m e T d t s 8 8 8 7 S I D O S I r a e n i l n o n...

Page 9: ...ntoffafterasetperiod default30min with no button pressed to save battery life To set another period or to disable this feature see SETUP menu on page 35 The instrument continues to monitortheinputsand...

Page 10: ...e temperature can be entered by the user Manual option selected in Setup or temperature out of range Resistivity range The reciprocal of the conductivity of a material is the resistivity TDS range Aco...

Page 11: ...ity of KCl solution containing a mass of 32 4356 g KCl 1 Kg solution rT temperature compensation polynom Note Theformulacanbeappliedfortemperaturesbetween10 Cand31 C To access this range press Mode wh...

Page 12: ...l 1 Kg solution rT temperature compensation polynom a0 0 008 b0 0 0005 a1 0 1692 b1 0 0056 a2 25 3851 b2 0 0066 a3 14 0941 b3 0 0375 a4 7 0261 b4 0 0636 a5 2 7081 b5 0 0144 c0 0 008 c1 0 0005 X 400RT...

Page 13: ...e the probe thoroughly with deionized water before immersing it into the samples TDS reading is obtained by multiplying the EC reading by the TDS factor which has a default value of 0 50 It is possibl...

Page 14: ...is also disabled by selecting a fixed range in the Setup menu While in fixed range mode the instrument will display the readings with the fixed resolution Maximum 6 digits can be displayed The top of...

Page 15: ...natural water measurements The conductivity of natural water shows strong non linear temperature behaviour A polinomial relationship is used to improve the accuracy of the calculated results Note Cond...

Page 16: ...2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 0 3 1 3 2 3 1 4 0 5 9 5 8 0 6 6 2 6 4 4 6 2 6 6 8 6 8 9 6 6 1 7 4 3 7 2 5 7 7 7 8 8 7 6 0 8 4 2 8 2 4 8 6 8 8 7 8 0 5 1 7 0 2 2 8 0 3 3 9 0 8 4 0 1 0 2 7 0 1 0 5 9 0 1...

Page 17: ...died water is suitable or not for use in pharmaceutical applications If the sample fails stage 1 additional tests have to be performed Stage 2 and 3 in order to determine if the excessive conductivity...

Page 18: ...eater than the table value the water meets the requirements of the test for conductivity If the conductivity is higher than the table value proceed with stage 2 Stage 1 table Temperature and conductiv...

Page 19: ...ceed with stage 3 Stage 3 Determine the combined effect of the CO2 and pH Use a Hanna Instruments pH meter Take care that the instrument be calibrated in at least two points using pH 4 01 and pH 7 01...

Page 20: ...4 2 5 6 3 3 5 3 3 4 5 0 3 5 5 8 2 6 5 6 2 7 5 5 2 8 5 4 2 9 5 4 2 0 6 4 2 1 6 4 2 2 6 5 2 3 6 4 2 4 6 3 2 5 6 2 2 6 6 1 2 7 6 6 2 8 6 1 3 9 6 8 3 0 7 6 4 Stage 3 pH and conductivity requirements For a...

Page 21: ...Stage 1 is pressed a tutorial screen is displayed Use the Arrow keys to scroll the tutorial message Press Continue to skip the tutorial message and enter EC measuring mode Ifthetemperaturesourceisman...

Page 22: ...memorized records If the sample reading didn t meet the USP stage 1 criteria the USP Not Met message is displayed Press ESC to return to the USP main screen Press Report to view USP report Press Log t...

Page 23: ...t screens Press Log to memorise report Notes The record number will be the same as at the Stage 1 report informations of the same analyse If the log space is full enter view logged data mode by pressi...

Page 24: ...to confirm the pH setting The USP Stage 3 report will be displayed The report will include all stages information Press key to scroll the report pages Press Log to memorise the report Press ESC to re...

Page 25: ...ation screenpressCALkey whileinECorSalinityrange From EC range Press the corresponding functional key to enter EC user calibration Probe replatinization Temperature user calibration From Salinity rang...

Page 26: ...s it is recommended to perform a calibration in maximumallowedpoints However atleastatwo pointcalibrationissuggested offset calibration in 0 00 mS and one in any other calibration standard The instrum...

Page 27: ...confirm first point The calibrated value and the second expected standard value is then displayed on the LCD After the first calibration point is confirmed immerse the EC electrode into the second st...

Page 28: ...the third standard solution and stir gently Tap the probe repeatedly to remove any air bubbles that may be trapped inside the sleeve The instrument will automatically detect the standard value If nece...

Page 29: ...e any air bubbles that may be trapped inside the sleeve The instrument will automatically detect the standard value If necessary press the ARROW keys to select a different standard value The tag will...

Page 30: ...rent standard value The tag will blink on the LCD until the reading is stable When the reading is stable and close to the selected standard the CFM functional key is displayed Press CFM to confirm cal...

Page 31: ...irm the standard that will be replaced Press CAL or ESC to leave replace mode In this case the standard will not bememorised Note The replaced standard is not removed from calibration list and it can...

Page 32: ...on the LCD until the reading is stable When the reading is stable the CFM functional key is displayed Press CFM to confirm calibration The instrument returns to measurement mode Notes If the uncalibra...

Page 33: ...example if a 4 days time out has been selected the instrument will issue the alarm exactly 4 days after the last calibration However if at any moment the expiration value is changed e g to 5 days the...

Page 34: ...regarding standards Notes Standards displayed in video inverse mode are from previous calibrations No user calibration message is displayed if all calibrations are cleared or the instrument was not c...

Page 35: ...mand Backlight Backlight level 0 to 8 4 Contrast Contrastlevel 0 to 20 10 AutoLightOff Timeuntilbacklight 1 5 10 30 min 1 is ON AutoPowerOff Timeaftertheinstrument Disabled 30 is powered OFF 5 10 30 6...

Page 36: ...nts only Temperature Temperature Probe Manual Probe source entry mode Temperature No TC Linear No TC compensation NonLinear mode Range select Fix one Automatic Fix one Automatic specific range resolut...

Page 37: ...when the profile was added information about calibration on EC and NaCl range the setup cell constant information about temperature setting reference temperature tem perature compensation mode tempera...

Page 38: ...the previousscreen Press ESC to return to profile list screen Logging interval Focus on the Logging interval item PressModify Use the Arrow keys to select the logging interval If Disabled option is s...

Page 39: ...hange contrast then press Accept to confirm Press ESC to leave without changing Auto Light Off Focus on the Auto Light Off item Press 5 10 or 30 to change settings Press one of the functional key to c...

Page 40: ...ng Date Time Focus on the Date Time item PressModify Use keys to select item Use ARROW keys to change focused values Press Accept to confirm new setting or ESC to leave without changing Time Format Fo...

Page 41: ...strument will work in safe mode In this mode all messages are displayed in English and Help is not available Beep On Focus on Beep On item Press the displayed functional key to enable disable key When...

Page 42: ...s Accept to confirm or ESC to exit without saving Baud Rate Focus on the Baud Rate item PressModify Use ARROW keys to select the desired communication baud Press Accept to confirm or ESC to exit Meter...

Page 43: ...confirm or ESC to return without saving Note If enabled CAL DUE warning will be displayed the set number of days after calibration is over passed Out of calibration range check Focus on Out of cal ra...

Page 44: ...e temperature sensorinsidetheelectrode Select Manual in order to set the temperature using the ARROW keys Temperature compensation Focus on Temperature compensation item Press one of the selected func...

Page 45: ...adings will be displayed with maximum 6 digits If the reading exceeds the maximum number of digits for the fixed range the maximum value is displayed blinking Note The Range select parameter can be se...

Page 46: ...n order to change the temperature unit Press the displayed functional key in order to change option If enabled the Out Cal Range message will be displayed if the EC reading is not within the calibrati...

Page 47: ...or few seconds the record number and the amount of the free log space If the LOG space is full the Log space is full message will be displayed for few seconds when Log key is invoked Enter View Logged...

Page 48: ...ss More to view more information of the focused record If More is pressed Use Pg Up or PgDown keys to toggle the complete information screens Use ARROWkeystoscrollbetweenmemorisedrecords If Delete is...

Page 49: ...49 Press Delete All to enter delete all mode Press More to view the complete record information PressPgDown or PgUp to scroll the record screens...

Page 50: ...r a sleeping mode During this mode the instrument continues to monitor the inputs and memorize the reading at the set interval To exit sleeping mode simply press any key exception ON OFF Note While in...

Page 51: ...were logged on the current range the instruments will display No Records UseARROWkeystoscrollthelotlist PressDeleteorDeleteAlltodeletethe lot or all lots The confirmation is asked as at individual rec...

Page 52: ...e first stable reading on the LCD press AutoEnd while the instru ment is in measurement mode The Wait symbol will blink until the reading is stable When the reading is stable Hold icon will be display...

Page 53: ...bration The calibration can be performed in any two points that have at least 25 C distance between It is recommended that the first point be near 0 C and the second point near50 C Prepare a vessel co...

Page 54: ...setheprobeintothesecondvesselascloseaspossibletothereference thermometer Allow a few seconds for the probe to stabilize Use the ARROW keys to set the calibration point value to that measured by the re...

Page 55: ...ge will blink If the WRONG source is the difference between calibration points increase the temperature of the vessel with hot water in order to be acceptable If the WRONG source is the temperature re...

Page 56: ...arttheterminalprogramandsetthecommunicationoptionsasfollows 8 N 1 no flow control COMMAND TYPES To send a command to the instrument follow the next scheme command prefix command CR where command prefi...

Page 57: ...QUIRING AN ANSWER The instrument will answer for these commands with STX answer checksum ETX wherethechecksumisthebytessumoftheanswerstringsentas2ASCIIcharacters All the answer messages are with ASCII...

Page 58: ...chars including sign decimal point and unit if primary reading is not conductivity Temperature reading 8 ASCII chars with sign decimal point always in C MDR Requeststheinstrumentmodelnameandfirmwareco...

Page 59: ...rate 5 chars instrument ID 4chars EC alarm time out interval 2 chars NaCl alarm time out interval 2 chars Logging interval 5chars Calibration range check 1 char 0 off 1 on TDS factor 6 chars Temperat...

Page 60: ...me 12 chars LLS Requests information about the number of lots The answer string contains the number of lots 3 chars For every lot the following information are sent lot ID 3 chars log time 12 chars lo...

Page 61: ...contains The logged range 2 chars 10 EC 11 Resistivity 12 TDS 13 USP 14 NaCl 15 SalinitySeaWater 16 Salinity PSU For EC Resistivity TDS and salinity ranges EC reading 8 chars EC unit 1 char Temperatu...

Page 62: ...ge 1 Stage 3 data if exists pH value 5 chars USP factor 3 chars Cell constant 1 char Note Err3 is sent if record does not exist Err4 is sent if the identification range character is not recognized Err...

Page 63: ...e you finish your work with your instrument If the battery capacity is less than 20 the serial communication and the backlight feature are not available To replace the rechargeable batteries follow th...

Page 64: ...t is recommended to turn off the instrument while recharging the batteries The measurements can be affected by the recharging process Batteries recharging must only take place in a non hazardous area...

Page 65: ...e h t p u t r a t s t A o g o L a n n a H s y a l p s i d y l t n e n a m r e p s g a t s i s y e k e h t f o e n O d e k c o l b y n a t a r e l a e d r u o y t c a t n o C e c i v r e S s t n e m u...

Page 66: ...brate the instrument The platinum rings are sustained with glass Take great care while handling the probe REPLATINIZATION REPLATINIZATION REPLATINIZATION REPLATINIZATION REPLATINIZATION The coating of...

Page 67: ...MENDATIONS FOR USERS Before using these products make sure they are entirely suitable for the environment in which they are used Operation of these instruments in residential areas could cause unaccep...

Page 68: ...68...

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