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38

CALIBRA

TION

9.  A text box window will appear. Use the keypad to enter the value of the standard. Press 

Accept

 

to confirm. 

10.  The stability timer will count down until the display shows the “Ready” message. 

 

11.  Press 

Confirm

 to accept the value. The message “Storing” followed by “Calibration completed” 

will be displayed.

 

12.  Press 

OK

 to return to the calibration menu or 

Measure

 to return to the measurement screen.

Error Messages

“Invalid temperature” is displayed when the temperature input 
is not within the acceptable range (0 to 50 °C).

“Wrong standard” is displayed when the DO input is not within 
the acceptable range.

8.5.  CONDUCTIVITY CALIBRATION

There are four options available:

 

Summary of Contents for HI98494

Page 1: ...INSTRUCTION MANUAL HI98494 Multiparameter Bluetooth Portable pH EC opdo Meter ...

Page 2: ...g a Hanna Instruments product Please read this instruction manual carefully before using this instrument This manual will provide you with the necessary information for correct use of this instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate to e mail us at tech hannainst com or view our contact list at www hannainst com Dear Customer...

Page 3: ...N 16 5 4 SENSOR MAINTENANCE 18 6 GENERAL OPERATIONS 20 6 1 BATTERY CAPACITY REPLACEMENT 20 6 2 CONNECTING THE PROBE 21 6 3 TURNING THE METER ON 21 6 4 TUTORIAL 22 6 5 BASIC OPERATIONS 22 6 6 HELP 23 6 7 FUNCTIONAL DIAGRAM OF THE INSTRUMENT 23 7 PARAMETER SETUP 24 7 1 PARAMETER SELECTION 24 7 2 PARAMETER UNITS 24 7 3 PARAMETER COEFFICIENTS 27 7 4 AVERAGING 28 8 CALIBRATION 29 8 1 QUICK CALIBRATION ...

Page 4: ...ATUS 52 11 2 PROBE STATUS 52 11 3 GLP 53 12 MEASUREMENT 55 13 LOGGING 56 13 1 ONE SAMPLE ON METER 57 13 2 START METER LOG 57 13 3 LOG RECALL 58 13 4 LOG NOTES 61 13 5 PC CONNECTION 61 14 PROBE DEPLOYMENT 62 15 TROUBLESHOOTING ERROR MESSAGES 64 16 ACCESSORIES 66 CERTIFICATION 69 RECOMMENDATIONS FOR USERS 69 WARRANTY 70 ...

Page 5: ... HI7698494 5 Optical DO sensor HI764113 1 DO Smart Cap with o ring HI7698295 Short protective probe shield HI7698290 Calibration beaker HI9828 20 Quick calibration standard solution 230 mL HI7040 Zero oxygen solution set 120 mL HI76984942 Probe maintenance kit HI920016 USB cable 1 5V AA alkaline batteries 4 pcs Instrument quality certificate Probe quality certificate DO Smart Cap quality certifica...

Page 6: ...ses The meter utilizes a dual charging system utilizing a rechargeable Li battery and backup alkaline batteries to extend field use The meter can log data that can be easily downloaded as a CSV file or graph using Bluetooth wireless technology to Hanna Lab on iOS and Android devices or to a PC using a USB type A to C cable The HI98494 meter was designed to withstand harsh environmental conditions ...

Page 7: ...libration One point relative mV Dissolved Oxygen DO Range 0 00 to 50 00 mg L 0 0 to 500 0 saturation Resolution 0 01 mg L 0 1 saturation Accuracy 1 5 of reading 0 01 mg L from 0 00 to 20 00 mg L 5 of reading from 20 00 to 50 00 mg L 1 5 of reading 0 1 from 0 0 to 200 0 saturation 5 of reading from 200 0 to 500 0 saturation Calibration One point quick calibration in water saturated air One or two p...

Page 8: ...tivity Range 0 to 999999 Ω cm Resolution 1 Ω cm 0 1 kΩ cm 0 0001 MΩ cm Calibration Based on conductivity or salinity calibration Total Dissolved Solids TDS Range 0 to 400000 ppm mg L the maximum value depends on the TDS factor Resolution Manual 1 ppm mg L 0 001 ppt g L 0 01 ppt g L 0 1 ppt g L 1 ppt g L Automatic 1 ppm mg L from 0 to 9999 ppm mg L 0 01 ppt g L from 10 00 to 99 99 ppt g L 0 1 ppt g...

Page 9: ... Resolution 0 01 C 0 01 F 0 01 K Accuracy 0 15 C 0 27 F 0 15 K Calibration One point using a custom value Temperature Compensation Automatic from 5 to 50 C 23 to 122 F Logging Memory 50000 records interval logging 20000 records log on demand of all parameters Logging Interval 1 second to 3 hours USB C Host Functions Mass storage host USB C Device Functions Mass storage device Protection Rating IP6...

Page 10: ... shielded cable with internal strength member rated for 68 kg 150 lb intermittent use Wetted Materials Body ABS Threads Nylon Shield ABS and 316 Stainless Steel Temperature probe 316 Stainless Steel O rings EPDM 3 3 SENSOR SPECIFICATIONS HI7698194 0 pH Measurement Unit pH mV pH Measure Range 0 00 to 13 00 pH 600 0 mV pH Color Code Red Temperature Range 5 to 55 C 23 0 to 131 0 F Materials Tip pH gl...

Page 11: ... Diameter 15 mm 0 6 HI7698194 3 EC Measurement Unit μS cm mS cm Measure Range 0 0 to 200 0 mS cm 0 0 to 400 mS cm absolute Color Code Blue Temperature Range 5 to 55 C 23 0 to 131 0 F Materials Electrodes Stainless Steel AISI 316 Body ABS and Epoxy Immersion Depth 20 m 65 Dimensions Length 111 mm 4 4 Diameter 17 mm 0 7 HI7698494 5 Dissolved Oxygen Measurement Unit saturation mg L Measure Range 0 0 ...

Page 12: ...ve them on the screen 4 Power On Off key press to turn the meter on and off 5 Lamp key press to turn the backlight on and off 6 Alphanumeric keypad press to insert alphanumeric codes 7 Rechargeable battery level indicator 8 Soft key functions defined on display 9 Arrow keys scroll the displayed options and messages 10 ESC key press to return to the previous screen 11 HELP key press to display the ...

Page 13: ...NCTIONAL KEYPAD DESCRIPTION Top View 12 13 13 12 DIN connector for probe connection 13 USB C connector with protective cap HI7698494 multisensor probe 2 3 1 1 Strain relief 2 Sensor body 3 Protective shield ...

Page 14: ... a red light As oxygen interacts with the luminophore it reduces the intensity and lifetime of the luminescence The lifetime of the luminescence is measured by a photodetector and is used to calculate the dissolved oxygen concentration Smart Cap Description Easy to use Smart Caps contain pre loaded calibration coefficients that are automatically transmitted to the probe The Smart Cap stores data i...

Page 15: ...and soak for at least 30 minutes before use If HI70300 Storage solution is not available pH 4 01 buffer may be used DO Sensor To prepare for installation 1 Sparingly lubricate the o ring with a thin film of silicone grease Use care to prevent grease from contacting the optical window 2 Remove the HI764113 1 Smart Cap from the container 3 Align the cutout arrow on the Smart Cap with the matching gu...

Page 16: ...p with the matching guide on the sensor body 7 Slide and press the Smart Cap onto the sensor body until the cap snaps in place Once the cap is installed it should not be removed unless a new cap is required 8 Place the sensor in purified water to hydrate the Smart Cap before use EC Sensor The EC sensor does not need to be soaked or hydrated before use See section 5 4 SENSOR MAINTENANCE if required...

Page 17: ...he small hex key supplied in the maintenance kit until the sensor is secured tightly against the probe body 5 All sensors have to be conditioned and calibrated before use 6 Screw the protective shield onto the probe body to protect the sensors 7 2 1 3 4 5 6 8 9 connector sockets 1 Sensor sockets 6 EC TDS Resistivity Salinity sensor 2 Temperature sensor 7 Strain relief 3 opdo sensor 8 Sensor body 4...

Page 18: ... water and dry it The pH electrode bulb and DO sensor must be kept moist Check GLP data under Status to ensure the sensor is still functioning properly pH and pH ORP Sensor Remove the sensor protective shield If the bulb and or junction are dry soak the electrode in HI70300 Storage solution for at least 30 minutes To ensure a quick response time the glass bulb and the junction should be kept moist...

Page 19: ... is installed on a sensor and the sensor is installed in a probe and powered the Cap start date will be registered in the Probe Status screen After one year a pop up message will signal expiration EC Sensor After every series of measurements rinse the probe with tap water If a more thorough cleaning is required Clean the sensor with brush found in the maintenance kit to loosen any debris Use a mil...

Page 20: ... be recharged and the alkaline ones replaced The instrument is equipped with the BEPS Battery Error Prevention System feature which automatically turns the instrument off when primary and Alkaline batteries reach 0 To replace the Alkaline batteries 1 Turn off the instrument 2 Remove the four screws on the back of the instrument to open the battery compartment 3 Remove the old batteries 4 Insert fo...

Page 21: ...neasyprocess Whenconnected theprobeisautomaticallydetected With the meter off connect the probe to the DIN connector on the top of the meter Align the pins and key then push the plug into the socket Note If a DO cap is expired a pop up message will occur at probe connection or when meter starts with a connected probe Pressing continue button disables it temporarily or until the next connection 6 3...

Page 22: ...tutorial Press Next to start the tutorial The following tutorials are available Sensor Preparation Sensor Maintenance and Sensor Installation Press Select to view the selected tutorial 6 5 BASIC OPERATIONS The main operating modes are setup measurement and logging The instrument can be configured to display measurement data for all enabled parameters up to 12 Press the arrow keys to scroll between...

Page 23: ... see section 11 STATUS 6 6 HELP To view the context sensitive help press the HELP key Use the arrow keys to scroll through the text To return to the previous screen press the HELP or ESC key 6 7 FUNCTIONAL DIAGRAM OF THE INSTRUMENT Menu and Log functional keys help user navigate through all measurement operations The following diagrams present an overview of possible functions One sample on meter ...

Page 24: ...ilable parameters Press the corresponding functional key to enable or disable the highlighted parameters or Enable Disable all option A checked box indicates that the parameter is enabled Note When the password protection is enabled authentication will be required before any parameter modification 7 2 PARAMETER UNITS When selected parameters have a single measurement unit the Parameter Units scree...

Page 25: ... Press the functional key to select the desired DO concentration unit Pressure Unit Option psi mmHg inHg mbar atm kPa Press Modify and use the arrow keys to select the desired pressure unit Press Select to confirm or the ESC key to return to the previous screen Resistivity Unit Option Ω cm kΩ cm MΩ cm Resistivity is calculated from the conductivity measurement Press the functional key to select th...

Page 26: ...o confirm or the ESC key to return to the previous screen Auto The meter automatically chooses the range µS cm or mS cm to optimize the measurement Auto mS cm The meter automatically chooses the resolution to optimize the measurement readings will be in mS cm only Specified numeric resolution The meter will not autorange the measurement will be displayed with the selected resolution only Absolute ...

Page 27: ... the arrow keys to select the desired TDS resolution Press Select to confirm or the ESC key to return to the previous screen Auto The meter automatically chooses the range ppm or ppt to optimize the measurement Auto ppt The meter automatically chooses the resolution to optimize the measurement readings will be in ppt only Specified numeric resolution The meter will not autorange the measurement wi...

Page 28: ...50 while for weak ionic solutions is 0 70 e g fertilizers Press Modify to enter the value Press Accept to confirm the value or the ESC key to return to the previous screen 7 4 AVERAGING Option 1 to 20 samples Averaging is a software filter to minimize sensor noise and provide more stable readings It is particularly useful to get a representative reading of the average value from flowing water Aver...

Page 29: ...ection is enabled Calibration Guidelines Set up a routine service schedule where measurement integrity is validated Do not handle the sensing surfaces of the sensors Avoid rough handling and abrasive environments that can scratch the reactive surfaces of the sensors Avoid long term exposure of sensors to bright sunlight If possible calibrate in a shaded area Discard standards after use Do not retu...

Page 30: ...slodge bubbles that may adhere to the sensors Screw the calibration beaker completely onto the probe body Some solution may overflow 6 Wait a few minutes for the measurement to stabilize From the Calibration menu select Quick Calibration and press Start A three item calibration menu will appear pH will start to blink along with the Not ready message 7 The Ready message will appear when the pH read...

Page 31: ...heckmark will appear in the box next to Dissolved Oxygen to indicate a successful calibration 16 Press OK to return to the calibration menu Note To quit the quick calibration procedure press ESC key at any time Error Message Wrong standard is displayed when the input is not within the acceptable range 8 2 pH CALIBRATION There are two options available Calibrate pH The user can perform a new calibr...

Page 32: ...ss Start to start the calibration The temperature pH buffer value and the Not ready message are displayed 9 If necessary press Cal point to select the correct buffer To use a custom buffer press Custom A text box window will appear Use the keypad to enter the value of the buffer 0 00 to 14 00 pH at the current temperature Press Accept to confirm the buffer value 10 Once the reading has stabilized ...

Page 33: ... a buffer calibration has been completed but before the pH sensor has been moved to the next buffer Check if the correct calibration buffer has been selected Invalid temperature is displayed when the buffer temperature is outside the acceptable range Contaminated buffer is displayed when the buffer is contaminated or the sensor is broken or very dirty Clean sensor is displayed when the electrode i...

Page 34: ...rial mode is enabled press Tutorial and follow the messages on the screen 1 Remove the shield from the probe Rinse the probe with purified water 2 Fill the calibration beaker 2 3 full with the ORP test solution with a known concentration 3 Immerse the sensors in the solution Raise and lower the probe several times then discard this solution 4 Fill the calibration beaker 2 3 full with the ORP test ...

Page 35: ...custom solution 50 to 500 saturation DO Concentration The user can perform a single point calibration using a custom point Restore Factory Calib The user can restore the factory calibration if a new sensor has been installed Note When the DO range is calibrated the DO concentration range is also calibrated and vice versa The accuracy of dissolved oxygen measurement is directly related to the sensi...

Page 36: ...ing temperature calibration point and the Not ready message are displayed 6 Once the reading has stabilized the countdown timer will count down until the display shows the Ready message 7 Press Confirm to accept the calibration point 8 To calibrate at 0 fill the calibration beaker 2 3 full with HI7040 zero oxygen solution 9 Slowly place the sensors in the solution Dislodge bubbles that may adhere ...

Page 37: ... twice to return to the main menu 7 Press Measure to return to the measurement screen DO Concentration Calibration 1 Remove the shield from the probe Rinse the probe with purified water 2 Fill the calibration beaker 2 3 full with the test solution Note The concentration of the solution should be determined independently 3 Immerse the sensors in the solution Raise and lower the probe several times ...

Page 38: ... value The message Storing followed by Calibration completed will be displayed 12 Press OK to return to the calibration menu or Measure to return to the measurement screen Error Messages Invalid temperature is displayed when the temperature input is not within the acceptable range 0 to 50 C Wrong standard is displayed when the DO input is not within the acceptable range 8 5 CONDUCTIVITY CALIBRATIO...

Page 39: ...ild detergent can be used to remove oily coatings Flush the electrodes with water thoroughly after cleaning Note If the tutorial mode is enabled press Tutorial and follow the messages on the screen Conductivity Calibration 1 Remove the shield from the probe Rinse the probe with purified water 2 Fill the calibration beaker 2 3 full with the conductivity standard solution 3 Immerse the sensors in th...

Page 40: ... will be displayed 9 Press OK to return to the calibration menu Absolute Conductivity EC Calibration 1 Remove the shield from the probe Rinse the probe with purified water 2 Fill the calibration beaker 2 3 full with the test solution with known concentration 3 Immerse the sensors in the solution Raise and lower the probe several times then discard this solution 4 Fill the calibration beaker 2 3 fu...

Page 41: ... lower the probe several times then discard this solution 4 Fill the calibration beaker 2 3 full with the salinity standard 5 Slowly place the sensors in the solution Dislodge bubbles that may adhere to the sensors 6 Screw the calibration beaker completely onto the probe body Some solution may overflow 7 Wait a few minutes for the measurement to stabilize Use the arrow keys to select Salinity from...

Page 42: ...libration Procedure Note If the tutorial mode is enabled press Tutorial and follow the messages on the screen 1 Remove the shield from the probe Rinse the probe with purified water 2 Place the probe in an isothermal bath with a reference instrument 3 Allow the probe to come to thermal equilibrium 4 Use the arrow keys to select Calibrate Temperature and press Start to start the calibration 5 A text...

Page 43: ...o options available Custom Pressure The user can perform a one point calibration Restore Factory Calib Clears previous user calibration Procedure Note If the tutorial mode is enabled press Tutorial and follow the messages on the screen 1 Use a reference barometer to obtain the true local barometric pressure reading 2 Use the arrow keys to select Custom Pressure and press Start to start the calibra...

Page 44: ...ore the calibration point 5 Afterconfirmation themessage Storing followedby Calibrationcompleted willbedisplayed 6 Press OK to return to the calibration menu or Measure to return to the measurement screen Error Message Wrong standard is displayed when the atmospheric pressure input is not within the acceptable range ...

Page 45: ...ll bring you directly to that position in the list 1 Menu 6 Error Beep 11 Meter ID 2 Date 7 Decimal Separator 12 Language 3 Auto Poweroff 8 LCD Contrast 13 Delete Paired Devices 4 Tutorial 9 LCD Backlight 14 Restore Factory Settings 5 Key Beep 10 Meter Password Time Option 12 or 24 hours Press Modify and set the time using the keypad Press Format to change between 12 and 24 hours When the 12 hour ...

Page 46: ... will 1 Automatically switch off if in normal measurement mode Press On Off key to switch on again 2 Enter a sleeping mode if the continuous logging mode is selected with a minimum logging interval of 30 seconds The Power save mode message and the Wake up functional key will be displayed on the LCD when it goes into this mode Logging is not stopped Pressing Wake up will reactivate the display Tuto...

Page 47: ...alertsoundswhen the pressed key is not active or an error is detected Press the functional key to select the desired option Decimal Separator Option Comma or Period The user can select the type of decimal separator Press the functional key to select the desired option LCD Contrast Option 0 to 15 This function allows the adjustment of the LCD contrast Press Modify and use the arrow keys to increase...

Page 48: ... it will not be required until the meter is turned on again To enable the password proceed as follows 1 Select Meter Password and press Modify 2 Enter a 6 digit password in the text box and press Accept Note While typing the characters are masked with a star symbol 3 Reenter the password Press Accept to save or press ESC key to return to the menu 4 The meter returns to the Meter Setup menu and the...

Page 49: ...iano Leituviu Nederlands Polski Portugues Româna The language used in the meter s user interface can be changed Press Modify and use the arrow keys to change the language Press Select to save or press ESC key return to the menu Delete Paired Devices This function removes all previous Bluetooth connections Press Select to delete all paired devices The meter will ask for confirmation PressYestoconfi...

Page 50: ...figurations and all logged data The calibration for the sensor is not affected Highlight Restore factory settings and press Select Press Yes to confirm or press No to return to the menu 9 2 PROBE SETUP Probe ID Option Up to 14 characters Press Modify to enter probe ID setup screen Use the keypad to set or change the probe ID Press Accept to save or press ESC key return to the menu ...

Page 51: ...hared as a CSV or PDF file GLP data can be viewed for all parameters when a log is downloaded to the iOS and Android device Measurement units can be modified independently of the meter settings Downloaded data is displayed in a table or a graph In the measurement screen press Menu Use the arrow keys to highlight Bluetooth and press Enable or Disable When a device is paired with the meter for the f...

Page 52: ...ernal temperature password Meter ID serial number and firmware version Usethearrowkeystonavigatethroughthemeterstatusinformation PressESCkeytoreturntothemenu 11 2 PROBE STATUS Probe Status displays information related to the probe type connected sensors probe ID serial number and firmware version Usethearrowkeystonavigatethroughtheprobestatusinformation PressESCkeytoreturntothemenu Note The probe ...

Page 53: ...e the arrow keys to scroll through the stored data for the last 5 calibrations Press ESC key to return to the menu pH pH GLP screen displays offset acidic slope basic slope buffers used time and date of the calibration Notes A C label next to the buffer value indicates a custom point while an H indicates a Hanna Instruments standard buffer value If a quick calibration was performed the buffer valu...

Page 54: ...on Conductivity Conductivity GLP screen displays calibration point cell constant value offset calibration type conductivity absolute conductivity or salinity time and date Notes A C label next to the calibration point indicates a custom point while an H indicates a Hanna Instruments standard value If a quick calibration was performed the calibration point is replaced with the Quick Calibration Tem...

Page 55: ...f parameters that are shown on the screen at one time The display will automatically resize the font Use the arrow keys to scroll through the enabled parameters if they do not fit on one screen A blinking measurement value indicates that the measurement is out of range A blinking measurement unit indicates that the user calibration has not been done and is needed for accurate readings ...

Page 56: ... lot can store log on demand records or continuous records with different parameter configurations Note The values displayed for DO concentration compensated conductivity and TDS are dependent on the coefficients defined in Parameter Coefficients in Setup menu EC Reference Temperature EC Temperature Coefficient TDS factor and Salinity If parameter units or coefficients are altered stored logs on t...

Page 57: ...mple in the selected lot 4 The Remarks window will open press Yes to add a remark to the data point or No to skip The meter will return to the measurement screen automatically 13 2 START METER LOG 1 Select Start Meter Log to log the enabled parameters at the set logging interval on the meter 2 To set the logging interval press Options The log interval time can be set from 1 second to 3 hours Press...

Page 58: ...the selected lot number of samples used memory space time and date of the first and last readings 2 Press View to review the log data Use the arrow keys to change the sample number in the selected lot The sample number is shown on the bottom right corner of the display 3 Press Info to see record information for the current sample time and date remark or serial number if available 4 Press Data to r...

Page 59: ...ails 2 Select Export Log Connecting will be displayed followed by the file transfer information When all files have been transfered File transfer completed message will be displayed Log On Demand Select this option to view the log on demand lots and plot selected parameters 1 Use the arrow keys to select the desired lot and then press View 2 Press View to review the log data 3 Press Info to see re...

Page 60: ... complete graph download data to PC Export All Logs Select this option to export all logs to a PC Export all logged data to USB C Flash Drive 1 Insert a USB C flash drive or USB A with cable adapter into the USB C connector located on the top of meter See section 13 5 PC CONNECTION for details to transfer files to a PC directly 2 Select Export All Logs Connecting will be displayed followed by the ...

Page 61: ...e still available in the lot data Delete All Remarks When this option is selected the instrument will ask for confirmation Do you want to perform the current operation Press Yes to delete or No to return to the previous screen 13 5 PC CONNECTION The logged data from a probe and meter can be transferred to a PC Use the USB A to C cable to connect the meter to the PC The meter will appear as a flash...

Page 62: ...stallation or a vertical suspension maximum depth of 20 m Unlike probes that require a cable support for active deployments the probe can be manually lowered and raised by the cable due to its superior strength To protect the equipment avoid exposure to wind sun foam turbulence air temperature gradients extended periods of high flow extended periods of high sediment and floating debris The probe i...

Page 63: ... to internal electrolytes flowing away from their internal cells Ensure sampling sites have easy access Regularly visit water sampling sites to check for damage to sensors the installation mountings and the meter battery power Remove aquatic weed growth that may be interfering with water sample collection Position suspended probes behind a support and anchor the cable probe to a pipe to protect ag...

Page 64: ...local Hanna Instruments Office Language data not available is displayed when powering up the meter if the language file is not loaded Restart the meter If the problem persists contact your local Hanna Instruments Office Dead meter battery is displayed if the meter batteries are too low to power the meter The meter will automatically turn off Connect the charger if using rechargeable battery or rep...

Page 65: ...rsists replace the cap Cap Info Error is displayed when the sensor is damaged Reseat the cap and press Continue Press Skip to continue without the opdo sensor If the problem persists replace the cap Cap Expired is displayed when the cap has expired Press Continue or replace the cap Continued use may result in incorrect measurements Press Skip to continue without the opdo sensor Warning xxx Warning...

Page 66: ...ITH PROBES SENSORS Code Description HI98494 HI98494 meter probe with 4 m 13 1 cable with pH ORP EC optical DO sensors HI98494 10 HI98494 meter probe with 10 m 33 0 cable with pH ORP EC optical DO sensors HI98494 20 HI98494 meter probe with 20 m 65 6 cable with pH ORP EC optical DO sensors HI98494 40 HI98494 meter probe with 40 m 131 2 cable with pH ORP EC optical DO sensors SENSORS Code Descriptio...

Page 67: ...ion 500 mL HI5007 pH 7 01 buffer solution 500 mL HI5091 pH 9 18 buffer solution 500 mL HI5010 pH 10 01 buffer solution 500 mL pH ORP MAINTENANCE SOLUTIONS Code Description HI70670L pH ORP cleaning solution for salt deposits 500 mL HI70671L pH ORP cleaning and disinfecting solution for algae fungi and bacteria 500 mL HI70300L pH ORP electrode storage solution 500 mL ORP STANDARDS Code Description H...

Page 68: ...L 80000 μS cm calibration solution 500 mL HI7035L 111800 μS cm calibration solution 500 mL HI7039L 5000 μS cm calibration solution 500 mL OTHER Code Description HI7698290 Short calibration beaker HI7698295 Short protective shield HI7698297 Long quick release flow cell HI76984942 Probe maintenance kit with small brush small hex key o rings for probe and grease to lubricate the o rings lens cleaning...

Page 69: ...em over to the appropriate collection point for recycling Ensuring proper product and battery disposal prevents potential negative consequences for the environment and human health For more information contact your city your local household waste disposal service the place of purchase or go to www hannainst com RECOMMENDATIONS FOR USERS Before using this product make sure it is entirely suitable f...

Page 70: ...ervice is required contact your local Hanna Instruments Office If under warranty report the model number date of purchase serial number engraved on the bottom of the meter and the nature of the problem 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 RGA num...

Page 71: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice ...

Page 72: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN98494 Printed in ROMANIA ...

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