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MODEL: AR860

Ultrasonic Thickness Gauge

Instruction Manual 

Summary of Contents for AR860

Page 1: ...MODEL AR860 Ultrasonic Thickness Gauge Instruction Manual ...

Page 2: ...ternations or repair attempts B Dispose of battery should in accordance with local laws and regulations 8 Table of sound velocity Aluminum Zinc Silver Glod Tin Iron Steel Brass Copper SUS Acrylic resin Water 20 Glycerinl soluble glass 2670 3530 4430 5440 5720 6310 6020 5630 5850 5660 6070 4650 2620 Acetate resin Phosphor bronze Turpentine Glass Incoloy alloy Magnesium Monel alloy Nickle Steel 4330...

Page 3: ...anual please refer to the 3 4 5 chapter in this manual 6 7 Please contact us or distributor if the following occurs A Component being destroyed enable to measure B Abnormal LCD display C The tolerance is too big in proper operation D Malfunction of keypad 6 8 This gauge is a advanced technology product the repai ring only by technician authorized by us do not try any altera tions or repair attempt...

Page 4: ...ld not over 60 otherwise it will cause damage on the transducer Adhering oil dust on the wear face will speed up aging of transducer and lead to rupture Clean the lead wire transducer after use 6 3 Cleaning the cabinet Do not use solvent alcohol for cleaning which erode the cabinet LCD window brush and sweep only with a moist cotton cloth 6 4 Cleaning the sample block Because of coupling agent sho...

Page 5: ...y using micrometer 5 8 Abnormal reading A seasoned operator should be capable to distinguish the abnormal reading practically result from rusting erosive recess surface incorrect calibrate sample block the inner flaw of material 5 9 Choose and using coupling agent Coupling agent serves the high frequency ultrasonic wave tran smitting between the transducer to the hardware Choose inco rrect agent o...

Page 6: ...paper or whetstone to assure the smoothness and parallel If the reading still unsteady the tran sducer should be replaced with new one 5 5 ZERO function ZERO calibration is used to calibrate the unit with the standard block on the panel do press this key for calibration with other materials or will the wrong measuring will take place 4 11 Selection of transducer ITEM Characteristic Range Operation...

Page 7: ...granular acoustic disp ersion will cause the energy attenuation that may result in abnormal readings practically the reading less than the actual thickness in this case the material is not suitable for the unit 4 9 Reference sample block For calibration for the gauge a given thickness or sound veloc ity of the material is very import Calibration needs at lest one referring standard sample block Th...

Page 8: ...rror and the compensation method is the same as in 4 2 adjusting the angle between the crosstalk segr egating board of the transducer a metal membrane crossing the detector bottom centre and linear texture slots parallel or vertically may also get a better result 4 4 Measuring pipe and tubing When measuring cylindrical parts to determine the thickness of the pipe wall orientation of the transducer...

Page 9: ...will slightly different in this case the reading of thickness not very accurately 2 Select a sample block with same material to the hardware or workpiece to be measured to read out the velocity then apply this velocity for thickness measurement in this way the reading of thickness much more accurately 3 8 Data delete 1 Press for 3 second will clear all stored data symbol will show on LCD 2 In data...

Page 10: ...tes for alarming LOW Low Limit set up High Limit set up HIGH 3 7 Store thickness data record Press for 3 seconds to entre data record mode press and to review M01 to M12 stored data If the memory unit is vacant LCD will display press again turn to normal status Data recall Vacant Memory Thickness measurement Velocity measurement ALARM RECALL ENTER CAL ENTER CAL ALARM RECALL ENTER CAL ENTER CAL 3 6...

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