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Kett L-600 Operating Manual

Coating thickness tester
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Coating Thickness Tester
L-600 Standard/Expert
Operating Manual
Thank you for purchasing this product.
Please read the operating manual carefully and use this product properly.

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Summary of Contents for Kett L-600

  • Page 1 Coating Thickness Tester L-600 Standard/Expert Operating Manual Thank you for purchasing this product. Please read the operating manual carefully and use this product properly.

  • Page 2: Safety Precautions

    Safety Precautions Improper use of the Coating Thickness Tester in violation of the following safety notes may re- sult in death, injury or damage to property due to fire, etc. While the safety of the product has been given considerable attention, read the precautions in the operating manual and use the instrument properly.
  • Page 3 ● Do not use other than rated power supply voltage. If overvoltage is applied, the unit will be heated and it may cause malfunction, fire, or electric shock. ● Do not allow the unit to come in contact with water. This unit is not waterproof.

  • Page 4: Table Of Contents

    CONTENTS 1. Measuring Principles and Features ........... 6 ■ Measuring principle ..............7 ■ Features ..................8 2. Specifications ..................9 3. Part names ..................10 ■ Parts of main unit ................ 10 ■ Accessories ................11 ■ Description of operation keys ............. 12 ■...
  • Page 5 5. How to measure ................18 6. Save and statistics of measurement results ........22 7. Application..................24 8. Various settings ................25 9. Data output ..................61 10. Handling precautions ..............62 ■ Storage ..................62 ■ Caution of use of accessories and options........ 62 ■...

  • Page 6: Measuring Principles And Features

    1. Measuring Principles and Features The Coating Thickness Tester L-600 is a coating thickness gauge that can measure in both electromagnetic type and eddy current type depending on the probe to be connected. Electromagnetic type (Fe probe) Eddy current type (NFe probe)

  • Page 7: Measuring Principle

    ■ Measuring principle ● Electromagnetic type (Fe probe) ● Eddy current type (NFe probe) Measurement of non-magnetic coatings Measurement of insulating coating on on magnetic metals non-magnetic metals If an electromagnetic coil through which If an induction coil through which a constant a constant low-frequency current flows high frequency current flows is brought into is brought into the proximity of iron...

  • Page 8: Features

    ■ Features ● Various types of electromagnetic and eddy current probes can be connected according to the measurement target. Each probe can store 50 kinds of application information (foil calibration data etc.). Once the foil calibration results are saved according to the material and shape of the object to be measured, measurement can be performed immediately by recalling the saved application the next time.

  • Page 9: Specifications

    2. Specifications ： 0.1µm for less than 100μm, 1μm for 100μm or more (when displayed in μm) Display resolution 0.01mm for less than 10mm, 0.1mm for 10mm or more (when displayed in mm) ： Digital(2.7 inch full color LCD) Display ：...

  • Page 10: Part Names

    3. Part names ■ Parts of main unit Front Rear Side Display Data output terminal (USB-C) OPEN Battery compartment Operation keys Strap hole Probe connector...

  • Page 11: Accessories

    ■ Accessories Iron Aluminium Calibration foil×4 1.5 V batteries Probe adapter substrate substrate (10, 100, 500, 1000μm) (AA alkaline) ×4 (for Fe probe) (for NFe probe) Carrying pouch Strap USB cable Connector List of Compatible Probes/ Operating (Type-C) cover Optional Calibration Foils Manual...

  • Page 12: Description Of Operation Keys

    ■ Description of operation keys ● Function key Used for recalling setting menu, and used as [◀] [▶], [BACK], etc. In this manual, the keys are indicated as F1, F2, and F3, starting with the key on the left. ● [ ⇧ ⇧ ][⇩ ⇩ ] keys Used to select the cursor, switch statistical display information, etc.

  • Page 13: Description Of Display

    ■ Description of display Statistical information can be displayed on the measurement screen. * Display contents vary depending on the setting. In this example, DataMemory “Enable”, DisplaySet - Mea value “Mea/Stats”. Bluetooth mark (⇒P.48) Date and time (⇒P.56) (Expert model only) 2 0 2 5 / 0 2 / 2 5 1 2 : 2 5 GR P 0 0 1 : K E T T...

  • Page 14: Description Of Statistical Display

    ■ Description of statistical display There are three types of statistical information display: “statistical value display,” “graph display,” and “most recent value display,” which can be switched by pressing the [⇧] or [⇩] key on the measurement screen. To display statistical information, the following settings are required. •...

  • Page 15: Measurement Preparation

    4. Measurement Preparation (1) Battery Installation Slide the battery case lid in the back The following symbols are displayed of the main unit to open it. Install four depending on the remaining battery power. AA batteries with attention to the (+)(-) ] There is enough remaining battery power.
  • Page 16 (3) Probe selection and connection T h e r e a r e t w o t y p e s o f p r o b e s : <Methods to install and remove the probe> electromagnetic type and eddy current ●...
  • Page 17 [Enter( ⦿ )] key to complete the setting. and press the [Enter( ⦿ )] key to complete the language setting. When the setting is completed, the KETT logo mark and version information will be displayed, followed by the measurement waiting screen.

  • Page 18: How To Measure

    The model name, main unit serial first time, perform foil calibration and number, and software version are substrate calibration, and register the displayed along with the KETT logo application (⇒P.33). mark. This display will disappear after a few seconds, but will continue to ●...
  • Page 19 (3) Measurement As shown in the figure, hold the probe by pinching the grip part near the measuring part. By holding the grip part and pressing it, the pressure at the time of measurement becomes constant. At measurement, quickly press the probe so that it is perpendicular to the measurement surface.
  • Page 20 <Operation by various measurement mode> ● Single ● Free [ ● Scan [ Measurement starts when W h i l e t h e p r o b e i s p r e s s e d T h e m e a s u r e m e n t i s t h e p r o b e i s p r e s s e d against the measurement target, m a d e c o n t i n u o u s l y...
  • Page 21 ● Scan Average [ measurement from the beginning. For While the probe is continuously pressed measurement targets with large variations against the object to be measured, it in a single measurement value, average continuously measures the set number of value data from a single location can be times and displays the average value of the quickly obtained.

  • Page 22: Save And Statistics Of Measurement Results

    6. Save and statistics of measurement results The device has a function for saving and statistics of measurement results. ● Save of measurement results Measurement results can be saved in blocks separately within a specified group. • Group This is a large unit of segment group of the measurement result. Each group is recorded with a block and an application number.
  • Page 23 <Image of data memory> Group 1 Data number Group 2 Group 3 ① ② ③ ④ ① ② ① ② ③ ① ② ① ① ② Block 1 Block 1 Block 1 Block 2 Block 2 Block 3 Measurement order * The measured data is saved in the group and block specified before the measurement.

  • Page 24: Application

    7. Application In order to measure the correct coating thickness, it is necessary to perform foil calibration to the characteristics of the material, shape, etc. of the object to be measured. The device has a calibration function (substrate calibration, foil calibration), and the results can be saved as an application on the probe.

  • Page 25: Various Settings

    8. Various settings This device allows various settings by selecting the following functions from the setting mode. For each function and operation method, refer to the reference page described as (P.○○). STAT FUNC ① ② ③ ④ ⑤ ⑥ ⑦ ⑧...
  • Page 26 ● Setting Procedure (1) To make various settings, press the [SET (F3)] key on the measurement screen to display the following menu screen. (2) The setting menu is divided into “MEA”, “STAT” and “FUNC” pages. Use the [◀] [▶] key to switch between pages, and use the [⇧] and [⇩] keys to move the cursor to each menu item on the page, and use the [Enter(⦿)] key to select it.
  • Page 27 ① Substrate calibration At the time of measurement, even if the type of coating is the same, the measurement value may be affected by the material and shape of the substrate (the same as the one to be measured, with no coating such as plating or painting on the surface). Perform a substrate calibration to correct the effect of the substrate before measurement.
  • Page 28 (4) Perform measurement of substrate. (5) The screen will return to the Measure the substrate 7 times and standby for the measurement. press the [Enter(⦿)] key. 2 0 2 5 / 0 2 / 2 5 1 2 : 2 5 2 0 2 5 / 0 2 / 2 5 1 2 : 2 5 Su b CA L S u b s t r a t e M e a .
  • Page 29 ② Foil calibration Foil calibration is always required before measurement to obtain correct measurement values with the coating thickness tester. First, prepare a "substrate" that has the same material, shape and thickness as the object to be measured, and to which no coating such as plating or painting is applied.
  • Page 30 ● When the measurement method is electromagnetic and the substrate and 4 calibration foils (100/300/500/700μm) are used for calibration (4) Perform measurement of substrate. (1) Check the application number. Check if the application number to be Measure the prepared substrate about set is selected before making a foil 5 times after indicated as [Step0].
  • Page 31 (5) Measure the first calibration foil. When the measurement is completed, press the [Enter(⦿)] key. Enter "0.0". When [Step1] is displayed, place the first calibration foil (100μm) on the substrate and measure about 5 times. 2 0 2 5 / 0 2 / 2 5 1 2 : 2 5 Fo i l CA L T h i c k n e s s ◀▶⬆⬇t o c h a n g e...
  • Page 32 (7) Measure the third calibration foil. When the measurement is completed, press the [Enter(⦿)] key. Place the third calibration foil (500 μm) Input the thickness described on the on the substrate, measure it as in step measured foil. (5), and enter numerical values. Use the [⇧] and [⇩] keys to change (8) Measure the fourth calibration foil.
  • Page 33 ③ Application The probe can store 50 different applications. Calibration result, application name and the upper and lower limits ( P.36) can be saved in each application. <Change> (1) Select “Application” on the “MEA” page of the setting menu. You can change the application. The currently selected application A list of application numbers and number and name are displayed, and...
  • Page 34 <Name> <Delete> You can delete an application. You can change the name of the currently selected application. A list of application numbers and names Use the [⇧] and [⇩] keys to change the is displayed. character and the [◀] [▶] key to move to Use the [⇧] and [⇩] keys to move the the next character.
  • Page 35 (3) Set up is complete. <Copy> Pre s sing the [BACK(F1)] key will automatically display the set ting You can copy an application. menu. A list of application numbers and names is displayed. Move the cursor to the desired copy source for application with [⇧] and [⇩] key, and press the [Enter(⦿)] key.
  • Page 36 ④ Upper limit / Lower limit It is a function to set the upper limit or lower limit and notify on the screen with a buzzer sound when a measurement value exceeds it. The upper and lower limits can be set for each probe application. Output data for measurement values that exceed the upper limit and fell below the lower limits will be indicated by “!"...
  • Page 37 (1) Select “Limits” on the “MEA” page of (4) Enter the upper and lower limits. the setting menu. Only when the upper and lower limits are set to [ON] respectively, the value (2) Select the setting item. below is displayed in white and can Select an item to set with the [⇧] [⇩] be selected.
  • Page 38 ⑤ Measurement mode Change the measurement mode. For details on each measurement mode, see “<Operation by various measurement mode>” (⇒P.20). (1) Select [Mea. Mode] on the "MEA" (2) Select the setting item. page of the setup menu. After operating the [⇧] and [⇩] keys and selecting the item to be set, press the [Enter(⦿)] key to change the measurement method and return to...
  • Page 39 ⑥ Measurement unit You can switch the display unit (μm, mm, mils) of measurement value. (1) Select [Unit] on the “MEA” page of the (2) Select the setting item. setting menu. After operating the [⇧] and [⇩] keys and selecting the item to be set, press the [Enter(⦿)] key to change the display unit and return to the setting menu.
  • Page 40 ⑦ Group The application to be used, automatic update settings for blocks (⇒P.43), and group names can be memorized. Group statistics can be used to perform statistical calculations across multiple blocks. Groups are allocated from No.1 to 50. <Stats> (1) Select [Group] on the “STAT” page of the setting menu.
  • Page 41 <Change> <Name> You can change the group. You can change the name of the currently A list of group numbers and names is selected group. displayed. Use the [⇧] and [⇩] keys to change the Use the [⇧] and [⇩] keys to move the character and the [◀] [▶] key to move to cursor to the group to be changed, and the next character.
  • Page 42 ⑧ Block You can create a block that summarizes the measurement data. When the block number is updated, a new number will be assigned and the old number will not be registered to the data. Up to 1000 blocks can be created for all groups. If you have used up to 1000 and you want to register the block more, delete all the measurement data and block data (⇒P.45).
  • Page 43 <Change block> update can be set between 2 and 50 times. Update the block. Only when automatic update is set to [Enable], the number of automatic updates <Block increment> is displayed in white and can be selected. Automatically update the block every Use the [⇧] and [⇩] keys to move the specified number of measurements.
  • Page 44 ⑨ Measurement results To display and delete the saved measurement results. <Results> (1) Select “Results” on the “STAT” page of the setup menu. A list of measurement data will be displayed. Ten measurement results are displayed (2) Select the setting item. per a page.
  • Page 45 <Delete all> (3) End of measurement results. Delete all the stored data. Pre s sing the [BACK(F1)] key will When selected, a confirmation message automatically display the set ting “Delete all?” is displayed. menu. Move the cursor to [Yes] and press the [Enter(⦿)] key to start deleting.
  • Page 46 ⑩ Output data Output the saved measurement results to an external device via USB or Bluetooth (Expert model only). <Group> (1) Select [OutputData] on the “STAT” Outputs the results of the currently page of the setting menu. selected group. (2) Select the setting item. Select an item to be output with the <Block>...
  • Page 47 <Date> <All data> Select an item to be output with the Outputs all the stored data. [⇧] and [⇩] keys, and then press the [Enter(⦿)] key. (3) End of data output When data output is complete, the • Specify date display returns to the settings menu.
  • Page 48 ⑪ Output setting Measurement data can be output to external devices such as PCs and smartphones. The output format is USB or Bluetooth (Expert model only). <Bluetooth>(Expert model only) (1) Select [OutputSet] on the “STAT” page of the setting menu. S e le c ts whethe r to output dat a via Bluetooth [Enable] or [Disable].
  • Page 49 <Format> • Number of measurement You can set the output data format. Sets whether or not to output the number After operating the [⇧] and [⇩] keys of measurement. and selecting the item to be set, press After operating the [⇧] and [⇩] keys and the [Enter(⦿)] key to move to the setting selecting the item to be set, press the display of each item.
  • Page 50 • Header <User-text> Sets whether or not to output information In addition to data, a specified string can on measurement in the event of group or be output. application changes, block updates, etc. Enter a character string using [⇧] and [⇩], After operating the [⇧] and [⇩] keys [◀] and [▶] keys, and press the [Enter(⦿)] and selecting the item to be set, press...
  • Page 51 ⑫ Data memory You can set whether to save measurement results in the data memory. * At the time of shipment, "Disable" is set. (1) Select [DataMemory] on the “STAT” (2) Select the setting item. page of the setting menu. After operating the [⇧] and [⇩] keys and selecting the item to be set, press the [Enter(⦿)] key to change...
  • Page 52 ⑬ Backlight You can set the brightness and the lighting time of the backlight. This is a convenient function to set when measuring in a dark place or when no operation is performed for a certain period of time. * The brighter the backlight or the longer the lighting time, the greater the decrease in battery life. <Level>...
  • Page 53 ⑭ Auto power off You can set the time to automatically turn off the power when no measurement or key operation is performed for a certain period of time. (1) Select [AutoPwrOff] on the “FUNC” (2) Select the setting item. page of the setup menu.
  • Page 54 ⑮ Display setting Set whether or not statistics information is displayed and how the function keys operate. <Mea value> (1) Select [DisplaySet] on the “FUNC” page of the setup menu. The display of the measurement screen can be selected from "Mea /Stats" or (2) Select the setting item.
  • Page 55 <Func key> The functions that can be set are as follows. Sets the operation when the function Display Item Ref. page keys [F1] and [F2] are pressed on the screen measurement screen. Disable − − Select the function key to be set. Change block★...
  • Page 56 ⑯ Time&Date This function is used to set the date and time, as well as set the display order of year, month, and day. <Change> (1) Select [Time&Date] on the “FUNC” page of the setup menu. Set the date and time of the unit's built-in clock.
  • Page 57 ⑰ Buzzer You can set the buzzer sound for measurement notification and key operation. (1) Select [Buzzer] on the “FUNC” page (2) Select the setting item. of the setup menu. After operating the [⇧] and [⇩] keys and selecting the item to be set, press the [Enter(⦿)] key to switch ON/OFF of the Buzzer in the item being selected.
  • Page 58 ⑱ Device information You can view the operate settings and information, and perform the operations related to the device. <Version> (1) Select [DeviceInfo] on the “FUNC” page of the setting menu. Displays information on the main unit and the currently connected probe. (2) Select the setting item.
  • Page 59 <Service> • PROBE CHECK Using a probe over a long period of time (2) With “PROBE CHECK” selected, will cause internal cable disconnection. press the [Enter(⦿)] key to move to This causes fluctuations in measured the probe check screen. values and reduced sensitivit y, and eventually renders the probe unable to (3) With the probe pointed in the air, measure.
  • Page 60 (6) Lightly stress the cable by bending it in various directions for about 2 minutes. Move the cable around the root of the connector or the root of the probe, where partial disconnection tend to occur. * Please be careful to keep the probe away from metal objects during this work. (7) After about 2 minutes have passed or the [⇧] key is pressed during the work described in (6), the check is complete and the display will indicate whether or not an abnormality has been detected.

  • Page 61: Data Output

    Stop bits : 1 bit <Bluetooth Output>(Expert model only) The LDL Mobile smartphone app on Android smartphones and tablets can be used to manage data at the measurement site. For more information about the LDL Mobile app, please visit https://www.kett.co.jp/english...

  • Page 62: Handling Precautions

    10. Handling precautions ■ Storage After use, clean it well, avoid direct sunlight and store it in a dry place. When not using for a long period of time, remove the battery. It is recommended to store it in a carrying porch. ■...

  • Page 63: Caution Of Measurement

    ■ Caution of measurement ● Temperature Variation The measurement values of the device may vary depending on the ambient temperature and the temperature of the object to be measured. If the temperature environment differs from that at the time of substrate calibration or foil calibration, the measurement accuracy may deviate from the specifications.

  • Page 64: Troubleshooting

    11. Troubleshooting If any of the following symptom is observed, follow the respective procedures to check and take appropriate action. If the symptom cannot be solved even by following the procedures, contact your dealer or us. ● Symptoms: Cannot turn on the power ⇒ Isn’t the battery exhausted? If the batteries are exhausted, replace the four AA batteries with new ones.
  • Page 65 ● Symptoms: No measurement value is displayed. ⇒ Is the probe selected correctly? Make sure you have selected the probe that matches the object to be measured. (⇒P.16 “(3) Probe selection and connection”). ⇒ Isn’t the probe deformed? If the connector of the probe is deformed, please purchase a new probe. If the connector on the main unit is deformed, it must be repaired.

  • Page 66: Error Message

    12. Error message If any of the following error messages are displayed, follow the procedures described below to check for the cause of the error and take appropriate action to remove the error. If the symptom cannot be solved even by following the procedures, contact your dealer or us. Display Cause Remedy...
  • Page 67 • When disposing of this product, please follow local government ordinances. • L-600 is packed in a cardboard box. Please dispose of the packing materials in an environmentally friendly manner. For details, please contact your local government, etc.
  • Page 68 Notes ● Copying some or all of the contents of this user manual without prior written consent is strictly prohibited. ● The contents of this user manual may be changed at any time in the future without any prior notice. ● The appearance and/or representations of the products and parts depicted in this user manual may not appear exactly as their actual counterparts, but this does not affect their operation or functionality. ● This user manual was intended to be written as clearly and accurately as possible. However, if you are unclear about anything in this user manual or notice any missing information, please contact us directly. ● We cannot be held responsible for any actions or effects resulting from the execution of any operations outlined in this user manual. 1-8-1 Minami-Magome, Ota-ku, Tokyo 143-8507, JAPAN +81-3-3776-1121 +81-3-3772-3001 https://www.kett.co.jp/english/ overseas@kett.co.jp 060501...

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