Kett LE-200C Operating Manual
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Kett LE-200C Operating Manual

Coating thickness testers
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Model LE-200C/LH-200C/LZ-200C
Coating Thickness Testers
Operation Manual

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Summary of Contents for Kett LE-200C

  • Page 1 Model LE-200C/LH-200C/LZ-200C Coating Thickness Testers Operation Manual...

  • Page 3: Table Of Contents

    Contents Features ......................... 1 Specifications ......................2 Measurement Principles ..................3 Part Names and Functions ................... 4 The Keyboard ......................6 Operating the Coating Thickness Tester ............10 (1)Measurement Preparations ................ 10 (2)Calibration Preparations ................13 (3)Calibrating the Coating Thickness Tester ..........14 (4)Making Measurements ................
  • Page 4 LZ-200C The LZ-200C is a dual type non-destructive thickness tester using electromagnetic conduction and Eddy current methods which can measure various coatings on iron and non-conductive substrates quickly and accurately.
  • Page 5 For measurement of non- magnetic films on iron and steel. Using magnetic induction method and a built-in printer the LE-200C thickness tester can calculate average standard deviation, maximum value read, minimum value read and number of samples taken with the push of a single button.
  • Page 6 LH-200C For measurement of non- conductive films on non-ferrous metals. The LH-200C thickness tester measures with Eddy current and is equipped with a built-in printer. Pushing a single button will calculate maximum value read, minimum value read and number of samples taken.

  • Page 7: Features

    Zinc Others Limit Function LH-200C, LZ-200C The LE-200C • LH-200C • LZ-200C can be set to sound a buzzer High-Frequency Measurement Format (Coating thickness and print a warning mark if measured coating thickness values fall outside of a present pre-set range (low and upper limit).

  • Page 8: Specifications

    2.Specifications LZ-200C Measurement Format LE-200C LH-200C Electromagnetic High-Frequency Probe Type LEP-20C(Fe) LHP-20C(NFe) Object of Measurement Non-magnetic coatings on iron and steel substrates Insulating coating on non-magnetic metal substrates Measurement Range 0 ~ 1500µm or 60.00mils 0 ~ 800µm or 32.00mils µm or mils (selectable)

  • Page 9: Measurement Principles

    3.Measurement Principles Electromagnetic Induction High-Frequency Format LE-200C, LZ-200C LH-200C, LZ-200C When an alternating current electromagnet is brought near iron, the When an induction coil through which a fixed high-frequency current is passing is brought near metal, an eddy current is produced above number of magnetic flux lines passing through the coil and the voltage at both ends of the coil changes.

  • Page 10: Part Names And Functions

    4.Part Names and Functions (1) Main Unit Printer Paper Printer Battery Compartment Compartment Printer Paper Compartment Cover AC adapter socket Printer Paper Cutter Printer Probe Socket LCD Display Keyboard Power Switch Main Unit Battery Compartment...
  • Page 11 (2) Probes LHP-20C LEP-20C (LH-200C, LZ-200C) (LE-200C, LZ-200C) Connector Connector (3) Accessories Iron Substrate Probe Adapter (Except LH-200C) Printer Paper AC Adapter Calibration Foils...

  • Page 12: The Keyboard

    Reset Key In order to reduce power consumption, the LE-200C • LH-200C • LZ-200C automatically go into the Sleep Mode and "SLEEP" will be displayed on the LCD if the unit is left unused for mor than 10 minutes with the power on.
  • Page 13 Printer ON/OFF Key This key used to turn the printer on and off. Lightly pressing this key will turn on the printer's power and the asterisk ("＊") mark in the LCD display will change to sharp ("#"). When measurements are made while this mark appears in the display, measured values will be printed out.
  • Page 14 Function Key This key is pressed to use the double-definition key function modes (date, lot number statistical results, etc.). The LE-200C • LH-200C • LZ-200C features the function modes described below ; Date Key This key is used to input (print) the date.
  • Page 15 Continue Key This key is used to convert the measurement values display between the Hold Mode and Continuous Monitoring Mode. Block Increment Key This key is pressed to change the block number. All Clear Key This key is pressed to clear all measurement data and comments from memory. Unit Selection Key This key is used to select between µm and mils and measurement units.

  • Page 16: Operating The Coating Thickness Tester

    Next connect the AC adapter to a 100V/220V power supply socket. (b) Running the LE-200C • LH-200C • LZ-200C • on dry cell batteries Turn the main unit's power switch off and then insert batteries into the rear battery compartments.
  • Page 17 2 Loading Battery in the Probe Use the LEP-20C (Fe) probe to measure the thickness of non- magnetic coatings on magnetic metal surface or the LHP-20C (NFe) probe to measure insulating coatings on non-magnetic metal surface. The probe can be easily connected to the main unit by turning it a little while softly pressing it into the probe socket on the right side of the main unit.
  • Page 18 3 Turning on the Power Switch 【Display Example】LZ-200C The power is turned on by sliding the power switch on the right side of the main unit upwards. The type of probe being ＊ NF APPL. No = 2 used and the calibration parameters last used are displayed (High -frequency format (NF), Calbration Position (2)) on the LCD panel.

  • Page 19: Calibration Preparations

    (2) Calibration Preparations 【Example】 Because the LE-200C • LH-200C • LZ-200C are used for comparative Measurement Range Standard Sheet 4-point Calibration measurements of various materials, it must always be calibrated 0 ~ 100µm Zero substrate, 10µm, 40µm, 100µm before use.

  • Page 20: Calibrating The Coating Thickness Tester

    (3) Calibrating the LE-200C • LH-200C • LZ-200C No.) is specified. Allowable application numbers are The LE-200C • LH-200C • LZ-200C can store up to 4 sets each of calibration parameters for both the electromagnetic and high- from 1 to 4.
  • Page 21 2 Performing Calibration 【Operation Example】: Calibration using the zero substrate and 3 calibration foils (40, 100 and 400µm). (Application Number: No. 4) Step Key Operations Display Explanation MASTER INF Press the ENT key on the keyboard with the probe * ZERO pointed up in the air.
  • Page 22 Step Key Operations Display Explanation Use the keyboard to input the numeric value of d=40.0? ➡ ➡ ➡ the calibration foil thickness. * STD2 Place the 100µm calibration foil on the substrate * STD2 and measure it 5 items. In some cases, depending on the material being * STD2 measured, a numerical value quite different from •...
  • Page 23 Step Key Operations Display Explanation Place the 400µm calibration foil on the substrate and * STD3 measure it 5 times. In some cases, depending on the material being * STD3 & measured, a numerical value quite different from the • •...

  • Page 24: Making Measurements

    (4) Making Measurements 3 Complete the calibration procedure 1 Select the appropriate probe 2 Turn the power on (LEP-20C for LE-200C • LZ-200C, or LHP-20C for LH-200C • LZ-200C) 4 Erase old data 5 Turn on the printer 6 Select the desired application number.
  • Page 25 7 Inputting Comments Input any desired comments regarding the date, upper and lower limit settings or lot numbers, etc. (Example) Lot number 125 ➡ ➡ ➡ ➡ ➡ 8 Measurement Quickly press the probe vertically against the surface. To make the next measurement move the tip of the probe 10mm or more from the measurement surface and then press it down against the surface again.

  • Page 26: Measurement Example

    (5) Typical Measurement Example (Probe : LHP-20C) Key Operations Display Printout # DATE 95.10.17 =100? =50? # APPL.No=1? # LOT 96321? # NF N=0001 83.7 m Measurement • • • • # BR N=0001-0005 # B.INC B=02 ? ➡ The block number is increment automatically...
  • Page 27 Key Operations Display Printout # NF N=0006*132 m Measurement • • • • ➡ Previous data # DELETE N=6? is erased. # BR N=0006-0010 # B.INC B=03 ? ➡ Block number is set as desired. # B.INC N=? # B.INC B=9? # NF N=0011 58.3 m Measurement •...

  • Page 28: Using The Function Modes

    7. Using Function Modes DATE LOT (Lot number) This function is used to print out the date. To print the date, press the This function is used to print out lot numbers (numerical comments). PRINTER ON/OFF key to turn the printer on (the asterisk mark ( ＊ ) This function is used in the same way as the DATE function mode.
  • Page 29 µm/mils (Unit Conversion) A.C (All Clear) This function mode is used to switch between µm and mils as the unit This function mode is used to erase all data from the unit's micro- computer memory. of measurement. 【Operation Example】 : 【Operation Example】...
  • Page 30 LIMIT (Upper and lower limits) DELETE This function mode is used to set upper and lower limits when checking to This function mode is used to prevent incorrect measurement data make sure that measured coating thicknesses fall within a specified range. from being used in statistical calculations.
  • Page 31 B. INC (Block Increment) 【Operation Example 2】 : To erase an undesired measurement number The Block Increment function mode is used to move the block number (N = 4 in this example) after measurements have been completed. to the next or another desired block number and continue measurements Key Operations Display without obtaining the block results.
  • Page 32 BR (Block Calculation Results) Press the ENT key to move on to the next operation. This function mode is used to obtain statistical calculation results for # B.INC B=02? each block separately. Please note that there must be measurement data for at least two measurements in a block in order to obtain When the key is pressed at this point the Block Number is incremented statistical calculation results for that block.
  • Page 33 F. R. (Final Result: Overall statistical calculations results) CONT (Continuance) The Final Result function mode is used to obtain the overall statistical Measured values are usually held, but the hold mode can be released calculations results for the measurement data from measurement to perform calibration and measurement when making measurements number N = 0001 to the final measurement made.

  • Page 34: Master Calibration

    8. Master Calibration The master calibration operation is performed in the following way when the probe is replaced. ＊  ⃝ ⃝ ⃝ ⃝ 1. Turn the power one while holding down both the LIMIT and LOT 8 keys. (4-digit number) ＊  ⃝ ⃝ ⃝ ⃝ ⃝ 2.
  • Page 35 6. This completes the master calibration operation. The unit is now in the Measurement Mode and can be used to make measurements.

  • Page 36: Notes Regarding Measurement And Handling

    9.Notes Regarding Measurement Procedures and Handling 1. Substrate Material Check 4. The Calibration Foils Use the LEP-20C probe (LE-200C, LZ-200C) to measure the thickness The supplied calibration foils are very important accessories which of non-magnetic coatings on magnetic metals and use the LHP-20C are necessary to calibrate the unit.

  • Page 37: Battery Replacement

    Battery Replacement Notes: The following indicators will be displayed on the LCD panel when the 1 Even if the batteries grow weak the calibration programs will not main unit or printer section batteries become weak. Please replace be lost as they have a back-up power supply. the batteries immediately when these indicators appear.

  • Page 38: Using The Soft Case

    10.Using the Soft Case The soft case provided with the LE-200C • LH-200C • LZ-200C has 3. Holding the unit in the hands. been designed for use in a wide variety of work environments as shown in the examples below. Key operations during measurement can all be performed with the transparent vinyl cover protecting the unit.
  • Page 40 0510•MA•0301•100...

This manual is also suitable for:

Lh-200cLz-200c

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