User Manual - Instruments.co.za
Contents
1. Going dead Reinstall the FUSE The cable of the TES probe is broken see chapter 2 6 The value is out of measurment range for details Misoperation See chapter 4 for details Please Datum drift The impact body call our customer service is damaged The instrument center for help is damaged 48 The printer is unable to work normally The printer is off Turn on it The connection between the Clean the socket printer and the instrument and reconnet is bad Please call our customer service center for help The printer is damaged 1 When using standard Rockwell hardness block to testing if all the error is bigger than 2HRC it may be the invalidation of impacted ball top caused by abrasion Changing the spherical test tip or impact object should be considered 2 When the hardness tester appears some other abnormal phenomena please do not dismantle or adjust any fixedly assembled parts Fill in and present the warranty card to us The warranty service can be carried on 49 7 List of components not warranty 1 the shell 2 the printer cover 3 the panel 4the impact body 5the support ring 6 the probe cable 7 i2. Hardness Indentation 0 35mmm 0 35mm 0 35mm 800HV diameter Depth of 10um 10um indentation E Test super hollow groove or os thick high cylindrical reentrant i heavy and hardness rough material narrow groove surface 0 35mm 10um Available type of impact device or hole steel 2 Overview 2 1 Features Ultra thin shell more easily to hold Suitable for multiple impact device and 6 types of hardness scales are available for various applications Large and clear digital display Rechargeable lithium ion battery support USB charging Optional PC software with perfect data base function Supporting data query system characteristics displaying and bar graph displaying 2 2 Technical Specification Hardness Scales HL HRC HRB HV HB HS Test Precision HLD 6 HRC 1 HB 4 Standard Impact Device impact device of Type D Upper Lower Limits Setting 170 960 HLD 17 9 69 5 HRC 19 683 HB 80 1042 HV 30 6 102 6 HS 13 5 101 7 HRB Optional Impact Device D C DC D 15 DL G Number of Impact Devices Equipped With One Time any 10 N PC Interface USB 2 0 Language Chinese Screen Display 128X64 dot matrix LCD backlight and adjustable contrast Measuring Direction 360 down inclined down level inclined up and up Data Memory 200 readings Maximum Hardness of The Measured Work Piece 940HV for D DC DL D 15 C impact device Radius of Rurvature of The Mea
3. 80 996 84 1042 80 950 HS 32 2 33 37 31 8 35 8 30 6 99 5 99 3 102 1 102 6 96 8 NN HB 143 650 J J _ NEN Impact device Steel and cast Steel 20 4 19 8 Stainless HRB 465 1 13 CWT ST Z I I r a Z OU g A steel 10017 o 0 jJ 85 655 lT 88 802 e o HRC y o bp pj GC IRON 93 334 92 26 Hw uuo qn x gn o Dp ee HRC o op o bp pj NC IRON 131 387 j127 30 BS SS es eS NEN 19 164 23 210 32 168 CAM far we o emos o oo HB A0 173 j J BRASS 135 HRB o s BRONZE HB 60 2900 J J JS COPPER HB 5 315 2 7 Leeb Hardness Testing Principle The basic principle is use an impact body of certain weight impacts against the testing surface under certain test force then measure the impacting velocity and the rebounding 14 velocity of the impact body respectively when the spherically test tip is located 1mm above the testing surface Output signal of impact device The calculation formula is as follows HL 1000xVB VA Where HL Leeb hardness value VB Rebounding velocity of the impact body VA Impacting velocity of the impact body 15 3 Preparation amp Testing 3 1 Preparation amp Inspection before Testing 3 1 1Preparation of Sample Surface Preparation for sample surface should conform to the relative requirement in the T
4. J l s N hs TN l p l E m T 01T a em n 4 Loading tube 2 Plug of the impact device 3 Connection cable 8 Support ring 1 Release button 7 Impact body 5 Guide tube 6 Coil unit 1 3 Some other types of impact device for purchasing q Hg D D 15 DI 1 4 Technical Specifications Error and repeatability of displayed value see Table 1 Table 1 Impacting energy 11mJ 11mJ 2 mJ 90mJ Mass of impact body 5 5g 7 2g 7 89 3 0g 20 0g Test tip hardness 1600HV 1600HV 1600HV 1600HV 5000HV Dia Test tip 3mm 3mm 3mm 5mm 3mm Material of test tip Tungsten Tungsten Tungsten Tungsten synthetic carbide carbide carbide carbide diamond 20mm 155mm Impact device diameter Impact device length 20mm 20mm 20mm Impact device weight 75mm 162mm 141mm 50g 80g 75g Max hardness of sample 940HV 940HV 1000HV 650HB Mean roughness value of 7 1200HV 1 6um Sample surface Ra Min weight of sample Measure directly gt 5kg Need support firmly 2 5kg Need coupling tightly 0 05 2kg 0 05 2kg 0 02 0 5kg 0 5 5kg 0 05 2kg Min thickness of sample Coupling tightly 5mm 5mm 1mm 10mm 5mm Min layer thickness for surface hardening 20 8mm 20 8mm mm Size of tip indentation 0 54mm 0 38mm 1 003mm 0 54mm 24um 12um 53um 24um Hardness Hardness Indentation 0 54mm l0 54mm 032mm 0 90mm 0 54mm 300HV 8 600HV 1 um
5. Press keylist main interface to change times quickly 4 2 4 Average Times Setting Enter submenu Set Times and then press key Wor A to set the times you want to preset as below 32 Set Times y Press key resto confirm it and return submenue Set parameter Set times using shortcut key Press key mes in main interface to change times quickly 4 2 5 Tolerance Limit Setting Enter submenue Set UL and then press key lt P to move the cursor and press key W or Ato change the number as below 33 Press key enteR to confirm it and return submenue Set parameter NOTE 1 UL is short for up limit and LL is short for lower limit 2 Set LL is the same with UL 4 2 6 Hardness Scale Setting Enter submenue Set Unit and then press key Wor Ato move the cursor to the hardness scale you want to preset as below 34 Press key resto confirm it and return submenue Set parameter Set hardness scale using shortcut key Press key wn Jin main interface to change hardness scale quickly 4 2 7 Impact device setting Enter submenue Set Hammer and then press key Wor Ato move the cursor to the impact device you want to preset as below 35 Set Hammer E D DC DL Press key enteR to confirm it and return submenue Set parameter NOTICE When the AVE mark is displayed on the screen it is invalid to use shortcut key to change parameters At this time saving the old result in order to start a ne
6. the hardness scale could not be selected 3 Only D type of impact device has the function of TS measure So the impact device could not be selected 4 2 2 Impact Direction Setting Press key Wor Ato move the cursor to the line of Set DIR and press key to enter submenu Set DIR and then press key Wor Ato choose one of the five kinds of impact direction such as downward upward downward 45 upward 45 and level180 as below After setting up correctly press key to to confirm it and return submenu Set parameter 30 Set DIR AT Set impact direction using shortcut key Press keys main interface to change times quickly 4 2 3 Material Setting When H TS is preset to hardness it will display the following material Steel and Cast Steel Cold Work Tool Steel Stainless Steel Gray Cast Iron Nodular Cast Iron Cast Aluminum Alloys Copper Zinc Alloys Copper Aluminum Alloys Wrought Copper and Wrought Steel And when H TS is preset to 6b it will display the following material Mild Steel High Carbon Steel Cr Steel Cr V Steel Cr Ni Steel Cr Mo Steel Cr Ni Mo Steel Cr Mn Si Steel Super Strength Steel and Stainless Steel Enter submenu Set Material and then press key Wor Ato move the cursor to the 31 material you want to preset Press key enteR to confirm it and return submenu Set parameter as below Set Material P 1 Steel CS 2 OWT ot 3 C ALUM Set material using shortcut key
7. customer service The instrument is center for damaged help The impact body uphook or unable to release The hook of the impact Please device is damaged call our customer service The of dink spike center Tor the imapct body wears out help 46 The error of the value is relatively large The preparation of sample doesn t meet demand See chapter 3 for details Misoperation Error caused by metallic character See chapter 4 for details See chapter 4 for details of the sample is large Discreteness of the hardness See chapter 4 for details The probe is not suitable The inside of the See chapter 1 4 for details probe is too dirty NO YES Please clean The probe is damaged The ball of the impact Please call our body wears out customer The impact body looses Please tight Service Datum drift Of the interior center for help Instrument failure 47 No value or show sign E The socket of the impact device is bad connect Clean it and reinstall it
8. 2 1 Start Up 1 Insert the plug of the impact device into the socket of impact device on the tester 2 Press key NOw power is connected The instrument is in testing condition 20 a AE 500 710 500 738 630 800 500 710 21 3 2 2 Loading Pushing the loading tube downwards until contact is felt Then allow it to slowly return to the starting position or using other method locking the impact body C S Ss t f N r y Nvab f D gt N TM M esu z p i Chart 1 Chart 2 Chart 3 3 2 3 Localization Press the impact device supporting ring on the surface of the sample firmly and the impact direction should be vertical to the testing surface 3 2 4 Testing 1 Press the release button on the upside of the impact device to test The sample and the impact device as well as the operator are all required to be stable now 22 The action direction should pass the axis of the impact device 2 Each measure area of the sample usually need 5 times of testing operation The result data dispersion should not more than mean value 15HL 3 The distance between any two impact points or from the center of any impact point to the edge of testing sample should conform to the regulation of Table 5 Table 5 Type of Impact Distance of center of the two Distance of center of the Device indentations indentation to sample edge Not less than num Not less than mm 4 If you want accura
9. LD 530 40HLDC 10 HLDC 10 HLDC 736 40HLDL 544 40HLD 15 So S meme PSS 500 40HLG 5 E sew EE 508 40HLE Z S aoi AAS PRM 590 40HLC 51 C G C Users Notice 1 Please fill out the warranty registration card seriously and seal your Company Chop after you get the instrument Then mail the copies of the warranty registration card and the invoice to our user service center or you can relegate that to the seller when buying the instrument 2 If it go wrong for quality matter within a year after you buy our instruments please take your warranty registration car and invoice to our repair station nearby for repairing changing or returning If you can t show the warranty registration card and the invoice we would calculate the warranty period since the instruments are produced and the warranty period is one year 3 If it is out of the warranty period the repair stations are response for after service and repairing and charge according to the rules of our company 4 You need to pay for additional configuration such as the software 5 If transportation installation faulty operation problem lead to the equipment s part damage The damages caused by transportation installation faulty operation non professional maintenance are out of warranty service If you alter the warranty registration car or there is no invoice we wouldn t provide free repair 52
10. Leeb Hardness Tester LH210 User Manual IOS Preface Dear users Thank you for your purchase of our Leeb Hardness Tester of PRLH210 Series it is called Hardness Tester below the Hardness Tester is portable device and it is equipped with printer and software for data processing It is Small in size light in weight and easy to catch with Before using the Hardness Tester you must read this User s Manual carefully which could help you use this device correctly and we hope that it could open up to your satisfaction The Hardness Tester confirm to the following specifications Technical standards for Leeb Hardness Tester JB T 9378 2001 Transformation relation of different hardness scales ISO 18265 2003 CONTENTS Prelate eona aa EE 1 T Structure Feature e CU tee eee ces 3 2 OVCEVIOW occ coste dU IDEE I 10 3 Preparation amp Testing eee eee 16 4 Operation in Details sssssssseseeeeeeneneennnnnennnnnnn nennen 25 5 Servicing amp Maintenance eee eee 42 6 Malfunction analysis and maintenance sese eee eee 44 7 List of components not warranty eee eee eee eee 49 8 Instructions for Standard Leeb Hardness Test Specimen 1 Structure Feature 1 1The body Front view 4 1 2 Impact device of type D F 2 4 f 2 6 rj l ae a TTI nm j l wd AAA ES i l j n i Y L f f Mf 3 UJ UU U UJ U U U N
11. N 11 Y 01 M 01D Press key fato move the cursor and press key Wor Ato change the NO Press key EnTeR to confirm it and return submenu Set system 4 5 2 Auto power off Press key Wor Ato move the cursor to the line of Auto power off and press key to enter submenu Auto power off as below 40 Auto power off O Press key Wor Ato change the standby time For example the digital 1 indicates the standby time is 1 second and the maximum standby time is 10 seconds while NO 0 indicates standby time is infinite The Sign shows in the screen when the number is not 0 Press key enter to confirm it and return submenue Set system 4 5 3 LCD brightness set Press key Wor A to move the cursor to the line of Set Contrast and press key to enter submenue Set Contrast as below 41 Set Contrast Press key W or Ato change the LCD brightness Press key EnTeR to confirm it and return submenu Set system 4 5 4 Silent mode set Press key Wor A to move the cursor to the line of Mute No and then press key to switch on off the silent mode continuously as below Set system Auto power off set Contrast gt Mute No 42 If the silent mode is off the sign in the screen is ER or itis CH 5 Servicing amp Maintenance 5 1 Impact Device Servicing 1 After the impact device has been used for 1000 2000 times please use the nylon brush provided to clean the guide tube and impact body When cle
12. able 3 1 In the preparation processing for sample surface the hardness effect of being heated or cold processing on the surface of sample should be avoided 2 Too big roughness of the being measured surface could cause measure error So the surface of the sample to be measured must appear metallic luster smoothing and polish without oil stain 3 Support of test sample Support is no necessary for heavy sample Medium weight parts must be set on the smoothing and stable plane The sample must set absolutely equability and without any wobble 4 The sample should have enough thickness and minimum thickness of sample should conform to Table 3 5 For the sample with hardened layer on surface the depth of hardened layer should conform to Table 3 6 Curved surface The best testing surface of sample is flat When the curvature radius R of the surface to be tested is smaller than 30mm D DC D 15 C E and DL type of 16 impact device and smaller than 50mm G type of impact device the small support ring or the shaped support rings should be chosen 7 Coupling Light weight sample must be firmly coupled with a heavy base plate Both coupled surface must be flat and smooth and there is no redundant coupling agent existing The impact direction must be vertical to the coupled surface When the sample is a big plate long rod or bending piece it can be deformed and become unstable even though its weight and thickness is big enough
13. and accordingly the test value may not be accurate So the sample should be reinforced or supported at its back 8 Magnetism of the sample itself should be avoided Table 3 17 Sketch of non Remarks conventional Supporting ring For testing cylindrical outside surface R10 R15 For testing cylindrical outside surface R14 5 R30 For testing cylindrical outside surface R25 R50 For testing cylindrical inside surface R11 R13 For testing cylindrical inside surface R12 5 R17 For testing cylindrical inside surface R16 5 R30 18 For testing spherical outside surface SR10 SRI5 For testing spherical outside surface SR14 5 SR30 For testing spherical inside surface SR11 SR13 For testing spherical inside surface SR12 5 SR17 For testing spherical inside surface SR16 5 SR30 For testing cylindrical outside surface radius adjustable R10 oo 3 1 2 System Setting See 5 2 for details 3 1 3Presetting Testing condition See 5 5 for details 3 2 Testing Program Verification of the tester is by using standard test block The error and repeatability of displayed value should be within the regulation of table 4 Note Use a calibrated hardness tester test the standard test block downward vertically for 5 times the arithmetical average value compare with the value of standard test block If this value exceeds the standard value could use the function of software calibration to adjusting 3
14. aning the guide tube unscrew the support ring first then take out the impact body spiral the nylon brush in counter clock direction into the bottom of guide tube and take it out for 5 6 times and then install the impact body and support ring again 2 Release the impact body after use 3 Any lubricant is absolutely prohibited inside the impact device 5 2 Normal Maintenance Program When using standard Rockwell hardness block to testing if all the error is bigger than 2 HRC it may be the invalidation of impacted ball top caused by abrasion Changing the spherical test tip or impact object should be considered When the hardness tester appears some other abnormal phenomena please do not dismantle or adjust any fixedly assembled parts Fill in and present the warranty card to us The warranty service can be carried on 5 3 The battery 43 1 2 Press to power off the system and open up the back cover to take out the battery Remove the battery when not using the instrument for long time in order to avoid battery leakage and corrosion the instrument 44 6 Malfunction analysis and maintenance No display or the display moving up and down Too low battery Change the The fuse is blew Replace it Please call the voltage our customer Instrument service center i for help Unable to be charged he battery is Re lace it damaged z The charger is Please call damaged our
15. e 9 Times 10 Material 11 Measure value 12 Impact direction 25 qe l Au t SCALE MAT DIR Diagrams of the keyboard Function of the keys 9 e Power on off and LCD brightness on off 26 e MENU Enter e Cancel or Escape e Direction e nar Material e sate Scale e Upward Save e Downward Delete e aK Left Right 4 1 Power on Plug in the impact device and press E to power on the system The screen shows as below 27 TU 01 30 HL 0 m E GHEE tt Detecting Firmware 3 50 The system would automatically detect the type of the impact device during power up and would display this information on the screen as below Following is the main display interface as below 0L 3QHL Gc HL D CWT ST G0 28 4 2 Test Set Press at the main interface to enter the main menu Leeb H Tester as below Press key or w could continuously glance downward or upward Leeb H Tester Set parameter Check data oet system T Ww II i Press to enter menu Set parameter Press key Or w to move the cursor to the line you want to set and press key to enter submenu Set parameter P Measure H Set DIR Set Material 29 4 2 1 Hard o setting Press key or w to move the cursor to the line of Measure H and then press key to switch H TS continuously Note 1 H is short for Hardness and TS is short for strength 2 When H TS is switched to TS
16. nk ribbon 8 the battery the damage caused by faulty operation problem 8 Instructions for Standard Leeb Hardness Test Specimen The Standard Leeb Hardness Test Specimen is a new standard instrument of measurement for hardness measurement used for periodic calibration or daily calibration for the Leeb Tester and the standard have delivered the Leeb Hardness magnitude Since April 1 2004 We ll give a brief description of the standard to make you know and use it correctly The rule for the error of indication and the repeatability of indication of the Leeb Hardness value is listed in table 7 the rule made by the national metrological verification regulations JJG747 1999 in table 7 is suitable for Leeb Hardness Tester of new in use and having been repaired Error of displayed value HLD HLD In the formula HLD represents for the average of five measurement values HLD represents for the hardness value of Standard Leeb Hardness Test Specimen Repeatability of displayed value b HLDmax HLDmin In the formula HLDmax represents for the maximum value of the five measurement values 50 HLDmin represents for the minimum value of the five measurement values The HLD in the two formulas above can also be HLDC HL D 15 HLC HLG and HLE Table7 Error and repeatability of displayed value Type of impact Hardness value of Leeb Error of repeatability device standard hardness block displayed of displayed value value DIOLOD TT 530 40HLD 10 HLD 10 H
17. sured Work Rmin 50mm If using Alien supporting ring Rmin 10mm Recognition Function Recognize the type of the impact device by itself Measurable Material Steel and cast steel alloy tool steel stainless steel gray cast iron nodular cast iron aluminum casting alloy copper zinc alloy brass copper tin alloy bronze fine copper Power Supply 1 5V battery 3 PCS Working time about 150 hours Shape Size 155mm 68mm 27mm Weight 230g 3 Main function parameter 11 Choose Testing Materials Hardness Scales Measuring Direction and times of Tests By Button Direct Display of Hardness Scales including HRB HRC HV HB HS HL Show the Result of Each Test Repeated Automatically or Manually Remove the Wrong Test Results Directly Output the Average Single Test Result or All the Results In One Time Automatic detection of the Battery Voltage Low Voltage Warning for Battery protection with Battery Indicating Icon in Test Status Plenty of Status Bar Display Displaying Bluetooth Buzzer Error Information Time Battery Quantity and so on Ambient temperature Operating temperature 10 50 C Storage temperature 30 C 60 C 12 2 6 Testing and measurement range Table 2 Measurement range Material ppc pts c G E D 17 9 19 3 20 6 HRC Mes ess 0 695 224 707 E 59 6 47 37 0 me so 127 651 80 638 80 4683 904646 8350663 81 646 83 976 80 937
18. te conversion from the Leeb hardness value to other hardness value contrastive test is needed to get conversion relations for the special material Use inspection qualified Leeb hardness tester and corresponding hardness tester to test at the Same sample respectively For each hardness value each measure homogeneously 5 points of Leeb hardness value in the surrounding of more than three indentations which need conversion hardness using Leeb hardness arithmetic average value and corresponding hardness average value as correlative value respectively make individual hardness contrastive curve Contrastive curve at least should include three group of correlative data 3 2 5 Read measured value The measured value displays in the area of measured value after each measurement and the times will increase 1 But if the measured value is like as EX which means that the measured value is out of range and the times would keep what it is Every Specific EX E1 means that the impact direction is wrong E2 means that there is no transformation between HL and other current hardness scale E3 means that the measured value is too large E4 means that the measured value is too small E5 meas wrong operation 24 4 Operation in Details les 4 D o IOTER TITRE a Ez OC 1 LCD Backlight 2 Standby time 3 Silent mode 4 Time display 5 Sign of HL ira 11 6 Measure value by HL 7 Battery status 8 Hardness Scal
19. w setup is necessary 4 3 Testing See chapter 3 for details 4 4 Save and Print the data 4 4 1 Save the data After finishing the test press key to save the data then press key to 36 confirm it or press key ie to cancel it 60 01 30HL 571 DET Steer oM 4 4 2 Check the data Press key to return to the main menu Leeb H Tester Now press key Wor A to move the cursor to the line of Check data and then press key to enter submenu U Check data where you can check the data we have saved as below 37 Press W or Ato move the cursor to the line which you want to see details the press key es to check the detail information of the data as below MAX 002 MIN 496 ANOV 2315 AVG 5234 Press the key lt gt to turn the page to check all of the information 4 4 3 Delete the data Enter submenue Check data and press key to delete the data then press key to confirm it or press key 5s to cancel it as below 38 heck data 440 4 5 System set Press the key to return to the main menu Leeb H Tester Now press key W Or Ato move the cursor to the line of Set system and then press key to enter submenu Set system as below Set system Set time Aut O power off set Contrast 4 5 1 Time data set 39 Press key Wor Ato move the cursor to the line of Set time and press key to enter submenu Set time as below Set time 22 58 WK SU
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