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Instruction Manual

Conductivity Meter ( ES-71G )

Preface

Part names and 
basic operation

Measurement

Various functions

Maintenance

How to resolve errors 
or troubles

Appendix

Portable pH

Water Quality Meter

Summary of Contents for LAQUAact ES-71G

Page 1: ...Instruction Manual Conductivity Meter ES 71G Preface Part names and basic operation Measurement Various functions Maintenance How to resolve errors or troubles Appendix Portable pH Water Quality Meter...

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Page 3: ...operation Any malfunction attributable to repair or modification by any person not authorized by HORIBA Advanced Techno Co Ltd Any malfunction or damage attributable to the use in an environment not s...

Page 4: ...ries see below all exist If damage or defects are found on the product contact your dealer Note The accessories are not waterproof The supplied alkaline batteries are used to check operation thus it i...

Page 5: ...n this case it satisfies the requirements of the Directive 2006 66 EC for the object chemical This product should not be disposed of as unsorted household waste Your correct disposal of WEEE waste bat...

Page 6: ...o provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not...

Page 7: ...tal protection use period in years It does not indicate a product guarantee period It guarantees that the product will not cause environment pollution nor serious influence on human body and property...

Page 8: ...accordance with SJ T 11364 GB T 26572 Denotes that the amount of the hazardous substance contained in all of the homogeneous materials used in the component is below the limit on the acceptable amount...

Page 9: ...riellen Umgebung k nnen die elektromagnetischen St rungen eventuell zu Produktfehlfunktionen f hren Um dieses Produkt unter solchen Umst nden verwen den zu k nnen muss der Benutzer ggf angemessene Ma...

Page 10: ...sono soggetti a modifiche senza preavviso Ambiente di installazione Questo prodotto non stati progettati per essere utilizzati in ambienti industriali secondo la norma EN61326 1 In un ambiente indust...

Page 11: ...0 1 Categor a de sobretensi n II Nivel de contaminaci n 2 POL Informacje dotycz ce bezpiecze stwa Przed przyst pieniem do u ytkowania tego produktu nale y dok adnie zapozna si z niniejsz instrukcj aby...

Page 12: ...d Installatieomgeving Dit product is niet bedoeld voor gebruik in een industri le omgeving zoals gedefinieerd in EN 61326 1 In een industri le omgeving kan de elektromagnetische interferentie de werki...

Page 13: ...e ignited resulting in a fire or an accident CAUTION Do not use the RS 232C communication and the AC adapter under wet or humid conditions Otherwise it may cause a fire electric shock or breakage WARN...

Page 14: ...waterproof performance The dust proof and waterproof performance is maintained only when the covers are attached correctly After replacing the batteries connecting the AC adapter and using the RS 232C...

Page 15: ...ery Do not attempt to charge a non rechargeable battery Environmental conditions for use and storage Temperature 0 C to 45 C Humidity under 80 in relative humidity and free from condensation Avoid the...

Page 16: ...ecessary points for correct operation and notifies the important points for handling the product This indicates the part where to refer for information This indicates reference information Original la...

Page 17: ...ay 3 Operation key 5 Basic operation 6 Changing the operation mode 6 Changing the measurement parameter 7 Using the backlight 8 Entering numeric values 9 Measurement 11 Preparation 12 Confirmation bef...

Page 18: ...ng temperature sensor 42 Changing the automatic power off setting default OFF 43 Performing test printing of the printer unit 44 Resetting to factory default settings 45 Maintenance 47 Contact for mai...

Page 19: ...y blinks or is fixed at 25 C 53 Nothing appears when the power is turned ON 53 Swelling of operation key sheet 53 Part of the display is missing 54 Appendix 55 Main specifications 55 Table of conducti...

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Page 21: ...tion and basic operation method of each part Names of each part 2 Instrument 2 Identification of manufacturing date 2 Display 3 Battery level display 4 Operation key 5 Basic operation 6 Changing the o...

Page 22: ...ured in 2016 January No Name Function 1 Display Displays the measured value and set value and so on 2 Operation keys Used for instrument operation 3 Electrode connector Connects the BNC connector of t...

Page 23: ...ly set measurement parameter 7 HOLD icon Lights when the measured value display is fixed 8 SET icon Lights when numerical values are entered 9 Temperature display area Displays the measured and the se...

Page 24: ...tery level display Battery level is high Battery level is a little lower Battery level is low The backlight may become unavailable Battery has run out Replace the batteries ERR No 0002 is displayed an...

Page 25: ...key Changes from the measurement mode to the data mode SET key Changes from the measurement mode to the setting mode Changes from the setting mode to the measurement mode without reflecting changes P...

Page 26: ...hanging to the calibration data or setting mode is available only from the measurement mode When changing to a different mode first change to the measurement mode and then change to the desired mode I...

Page 27: ...asic operation 7 Changing the measurement parameter This instrument can measure multiple parameters In the measurement mode the measurement parameter can be changed by pressing the key key key key key...

Page 28: ...acklight by pressing the key If the backlight is not operated for 5 minutes it automatically turns off To turn it off manually press the key again while the backlight is on Note Turning on the backlig...

Page 29: ...tering numeric values When entering numeric values to make various settings and set a calibration value you can change the selected digit using the keys and increment or decrement the value 0 to 9 usi...

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Page 31: ...key 14 Setting the date and time 15 Connecting an electrode 16 Conductivity measurement 17 Setting the instrument 18 Setting the temperature display default ATC 18 Setting the conductivity unit defau...

Page 32: ...d solution for the measurement parameter If not prepare the standard solution by yourself or purchase it Are there any items that should not be wet or stained around the instrument Depending on the op...

Page 33: ...the battery cover on the back of the instrument clockwise to lock the battery cover Note Do not replace the batteries in a dusty place or with wet hands Dust or moisture could get inside the instrumen...

Page 34: ...with force when the connector does not match the socket When not using the AC adapter close the AC adapter connector cover While connected to the AC adapter the instrument does not have the dust proof...

Page 35: ...nd time of saved data becomes incorrect Refer to Displaying saved data page 31 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key...

Page 36: ...ectrode for the sample you want to measure Use the following procedure to correctly connect the electrode to the instrument 1 Insert the electrode connector by fitting its groove with the connector so...

Page 37: ...e measurement parameter Changing the measurement parameter page 7 The basic steps are the same for all measurement parameters however some settings and operations are only valid for specific measureme...

Page 38: ...splays the result on the instrument If automatic temperature measurement function is not used or the temperature connector is not connected to the instrument the temperature set in the instrument is d...

Page 39: ...ect the unit depending on your application When measuring resistivity these units correspond to cm m cm for mS cm FIX 1 Press the key to enter the setting mode 2 Press the keys to select the UNIT COND...

Page 40: ...unit from PPT or Select the unit depending on your application 1 Press the key to enter the setting mode 2 Press the keys to select the UNIT SAL salinity unit setting and then press the key 3 Press th...

Page 41: ...en press the key 3 Press the keys to select the digit number of the cell constant of the conductivity cell and then press the key 4 Press the keys to enter the number of the cell constant of the condu...

Page 42: ...ss the key to enter the setting mode 2 Press the keys to select the TC temperature conversion setting and then press the key 3 Select ON to use this function or select OFF not to use it And then press...

Page 43: ...Wash the conductivity cell with pure water or deionized water and wipe it with filter paper or tissue paper Do not touch the black electrode part 3 Immerse the conductivity cell in the standard solut...

Page 44: ...is blinking Note The conductivity value of the standard solution used in the calibration process is the compensated value into the calibrating temperature by the temperature coefficient 2 C from the 2...

Page 45: ...the standard solution to be used for calibration 3 Wash the conductivity cell with pure water or deionized water and wipe it with filter paper or tissue paper Do not touch the black electrode part 4...

Page 46: ...Conductivity measurement 26 Tip You can cancel calibration by pressing the key while the HOLD icon is blinking...

Page 47: ...sample solution press the key Stabilization judgment starts and the HOLD icon blinks When the value is stabilized the HOLD icon changes from the blinking state to the lit state and the display is fix...

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Page 49: ...ion data 33 Printing measured values and calibration data 35 Transferring saved data to a PC 37 Operating the instrument from an external device 38 Using the automatic data save default OFF 39 Setting...

Page 50: ...measurement mode except during the automatic hold measurement 1 While the data to save is displayed press the key to enter the data mode 2 Select IN data saving and press the key Saved data is displa...

Page 51: ...n the internal memory 1 Press the key to enter the data mode 2 Press the keys to select OUT display saved data and then press the key Press the keys to change the measurement data and press the keys t...

Page 52: ...setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key 3 Press the keys to select the DATCLR delete saved data and then press the key 4 Select YES to delete the s...

Page 53: ...t 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key 3 Press the keys to select the CALCLR delete calibration data and then press...

Page 54: ...elete the calibration data or select NO to cancel deleting it And then press the key When YES is selected END appears after deletes calibration data Press the key To return to the setting mode press t...

Page 55: ...cannot print out in the measurement mode Reference For details of how to display measurement data and calibration data refer to the respective section Displaying saved data page 31 Deleting calibratio...

Page 56: ...e 25 0 C MTC Temperature value and temperature setting Sample 0000 Sample ID number Inst model ES 71 Instrument model Suffix G is not printed Inst SN KL1TSE02 Instrument serial number Printout format...

Page 57: ...D 70 refer to the FD 70 instruction manual which you can download from our website as well The required PC specifications and recommended PC specifications for using the FD 70 are shown in the followi...

Page 58: ...urs and the online mode does not start up and as a result RS 232C communication cannot be performed Also when the transfer format is changed turn OFF the power of the instrument and PC and then reboot...

Page 59: ...tomatic data save function the data saved until just before the batteries run out Replace the batteries and check the data 1 Press the key to enter the setting mode 2 Press the keys to select the AT L...

Page 60: ...he key starts saving the data when the setting is ON Pressing the key again stops the data saving process During automatic data saving measurement data is displayed for one second each time a measurem...

Page 61: ...the data is saved in the internal memory the ID number entered in this setting is saved together with the data 1 Press the key to enter the setting mode 2 Press the keys to select the ID ID number set...

Page 62: ...3 Press the keys to select the MAINT maintenance setting and then press the key 4 Press the keys to select the TEMP temperature calibration setting and then press the key 5 Enter the set temperature a...

Page 63: ...external device 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key 3 Press the keys to select the AT OFF automatic power off set...

Page 64: ...r test printing As a result of test printing if the printout is as shown below the printer unit is operating correctly 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT ma...

Page 65: ...erature calibration data is also initialized 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key 3 Press the keys to select the IN...

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Page 67: ...ohol The instrument is made of solvent resistant materials but that does not mean it is resistant to all chemicals Do not dip the instrument in strong acid or alkali solution or wipe it with such solu...

Page 68: ...is stored in a dry state the cell constant will change Store with the black electrode part immersed in pure water or deionized water or with the protective cap filled with pure water or deionized wat...

Page 69: ...finition of error 0001 Memory error Data cannot be read from or written to the internal memory 0002 Empty battery level The battery level is empty 0003 Electrode stability error The electric potential...

Page 70: ...ng the automatic hold function The conductivity cell is dirty Clean the conductivity cell The conductivity cell is broken Replace the conductivity cell The temperature of the sample solution is fluctu...

Page 71: ...ductivity cell to remove the air bubbles Cause How to solve problem There is a motor or other device causing electrical interference Measure at a place where no influence from induction is given Groun...

Page 72: ...e conductivity cell is broken Replace the conductivity cell The conductivity cell is not connected correctly Connect the conductivity cell correctly Keys are locked Turn off the power remove the batte...

Page 73: ...or return to the factory setting Resetting to factory default settings page 45 Instrument defect Consult your dealer Cause How to solve problem Power is not supplied Insert batteries or connect the A...

Page 74: ...et to full screen display Follow the steps below to check the display 1 Press the key to enter the setting mode 2 Press the keys to select the MAINT maintenance setting and then press the key 3 Use th...

Page 75: ...ame Portable pH Water Quality Meter Model description Conductivity Meter Measurement parameters Conductivity salinity TDS resistivity temperature Operating ambient temperature humidity 0 C to 45 C 80...

Page 76: ...10 cm 1 0 0 S cm to 2 000 S cm Resolution 0 05 of full scale Repeatability 0 5 1 digit of full scale Salinity Measuring principle Conversion from conductivity value Measuring range Display range 0 00...

Page 77: ...199 9 S m 2 00 to 19 99 S m 0 200 to 1 999 S m 20 0 to 199 9 mS m 2 00 0 00 to 19 99 mS m 0 200 0 000 to 1 999 mS m 0 0 to 199 9 S m Range Cell constant 10 cm 1 1 cm 1 0 1 cm 1 0 200 to 1 999 S cm 20...

Page 78: ...00 m 1 0 200 to 1 999 M m 20 0 to 199 9 k m 2 00 to 19 99 k m 0 200 to 1 999 k m 20 0 0 0 to 199 9 m 2 00 0 00 to 19 99 m 0 000 to 1 999 m Range Cell constant 0 1 cm 1 1 cm 1 10 cm 1 20 0 to 199 9 M c...

Page 79: ...lue 0 0 C to 100 0 C 25 0 C Auto power off ON OFF OFF Auto power off time 1 min to 30 min 30 min Sample ID 000 to 2999 000 Auto data memory ON OFF OFF Auto data memory time 2 seconds to 24 hours 2 sec...

Page 80: ...and negative ion in the solution will migrate toward the oppositely charged pole The result is that current flows through the solution by means of ion con ductivity When this occurs resistance R is in...

Page 81: ...n is generally expressed as the value when the solution is 25 C Conductivity standard values at various temperature Temp C Conductivity value at 25 C 84 00 S cm 1413 S cm 12 88 mS cm 111 8 mS cm 0 64...

Page 82: ...sents the knowhow we have cultivated over many years for example how temperature affects measured values and what to do when you want to measure various samples By registering as a user you can downlo...

Page 83: ...Part name Part number Remarks AC adapter 3200647413 With 6 plug adapters Plain paper printer Printer USA 120 V 3014030146 Printer cable sold separately Printer EU 230 V 3014030147 Printer cable 301403...

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Page 85: ...t jp For any questions regarding this product please contact your local agency or inquire from the following website http global horiba com contact_e index htm 31 Miyanonishi cho Kisshoin Minami ku Ky...

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