Epson USN 52L User Manual

USN 52R / USN 52LTechnical Reference and Operating ManualIdent No. 28 642Please unfold the inside page.All function groups and tables are illustrated

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-3SoftwareBased on the present state of the art software cannever be completely error-free.That is why so

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-55The additional information is now stored together withthe data set number. If the MEMO function was us

5-56 Issue 05, 02/00 Krautkramer USN 52R/USN 52L– Use the keys N or O to select the TAB character.The cursor flashes under TAB.– Press the keys N or

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-575.11 Setting the RS232 interfaceIn the center function group of the right table you willfind all func

5-58 Issue 05, 02/00 Krautkramer USN 52R/USN 52L COPY MODE Setting data communicationIn this function you select the data transfer mode whenyou pres

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-595.12 Setting the flaw locationcalculationWhen using angle-beam probes, the flaw location canbe automat

5-60 Issue 05, 02/00 Krautkramer USN 52R/USN 52L ANGLE Angle of incidenceYou must set the value of the applied probe in order toenable automatic fl

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-61 O-DIAM Test object diameterYou need the function O-DIAM if you are dealing withcircular curved surf

5-62 Issue 05, 02/00 Krautkramer USN 52R/USN 52LAutomatic calibrationThe functions for automatic calibration are in the “right“function table: AUTO CA

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-63H Note:The measurement results are displayed in the measure-ment line. The corresponding symbol will a

5-64 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5.14 G – Locking set valuesYou are able to lock all set values against any uninten-tional or undesired

1-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LOperator trainingThe operator of an ultrasonic flaw detector must beadequately trained in the field of

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-65kcehC tluseR krameRylppusrewoP.1tnemurtsninonruT ogolremarktuarKehT.thgilsDELhtoBretfasraeppanacs-A.sd

5-66 Issue 05, 02/00 Krautkramer USN 52R/USN 52LkcehC tluseR krameRegnaR.4.2eessgnittesroFotmm5morfhguorhthctiws:EGNARmm0005:.viDhtiw/EGNARrofohcE+esl

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-67kcehC tluseR krameR)tcejeR(noisserppuS.7.2eessgnittesroFHS%08rednutsujohcedn2ehtteS%08TES:TCEJER .dess

5-68 Issue 05, 02/00 Krautkramer USN 52R/USN 52LkcehC tluseR krameRgnipmaD.9:oslA.2eessgnittesroF.smhoK1:GNIPMADneht,THneercs%08otohcenateS.smho05dna5

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-69kcehC tluseR krameR.taeperdnatekcosreviecerni03NnoitacifitceR.21..2eessgnittesroFEVITISOP:CIGOLETAGmm7

5-70 Issue 05, 02/00 Krautkramer USN 52R/USN 52LkcehC tluseR krameRdlohserhtetaG.31.2eessgnittesroFEVITISOP:CIGOLETAG%04:HSERHT-amm03:TRATS-amm04:HTDI

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-71kcehC tluseR krameRtnemerusaemssenkcihT.51.2eessgnittesroFEVITISOP:CIGOLETAG%04:HSERHT-amm03:TRATS-amm

5-72 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5-72 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 6-1Documentation 6Krautkramer USN 52R/USN 52L Issue 05, 02/00 6-1Documentation 6

6-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L6.1 Printing instrument settingsand display contentsUsing a common EPSON printer or an Epsoncompatible

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-5Limits of testingUltrasonic tests can only provide information aboutthose parts of the test object whic

Krautkramer USN 52R/USN 52L Issue 05, 02/00 6-3H Note:In cases of doubt, refer to the technical specificationsof the connected device. This is the onl

6-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LDocumentation Printing instrument settings and display contents6-4 Issue 05, 02/00 Krautkramer USN 52R/

Krautkramer USN 52R/USN 52L Issue 05, 02/00 6-56.2 Documentation with the PCprogram UltraDOCWith the special application program UltraDOC fromKrautkrä

6-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L6-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 7-1Servicing and maintenance 7Krautkramer USN 52R/USN 52L Issue 05, 02/00 7-1Servicing and maintenance 7

7-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L7.1 Cleaning the USN 52R/USN 52LThe instrument can be easily cleaned because, due tothe membrane keypad

Krautkramer USN 52R/USN 52L Issue 05, 02/00 7-3Handling NiCd cellsThe capacity and life of NiCd cells is dependent oncorrect handling.You should there

7-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52L7-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-1Interfaces, Peripherals 8Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-1Interfaces, Peripherals 8

8-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L8.1 InterfacesSerial interface RS 232The 7 pin connector at the back of the instrument is thebidirectio

1-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LEffect of temperature variationsThe velocity of sound within the test object also variesas a function o

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-3Layout of 7 pin Lemo socket (RS 232)Layout of 7 pin Lemo socket RS 232niP noitpircseD noitceriD leveL1d

8-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LLayout of 4 pin Lemo socket (charger socket, switching output)Layout of 4 pin Lemo socketniP noitpircse

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-58.2 Connection of a peripheralPeripherals are connected to the instrument via the RS232 interface. The

8-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L8.3 Transferring the displaycontentsH Note:The output is formated on an Epson matrix printer withIntell

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-7Operation:– Set COPY MODE to REPORT.– If you wish to print the contents of the activemeasurement set fr

8-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52LFILE HEADER: The file number, serial number and software version are automaticallyentered here. There i

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-9H Note:Any measurement value that has been damaged inmemory is thus detected and “ERROR“ is transmitted

8-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52LPrinting display contents and instrumentsettingsOperation:– Set COPY MODE to DISP + PDUMP.– If necessa

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-11blank space barX Number 0-9. Decimal pointIN Unit INCHMM Unit MMCR Carriage ReturnLF Line Feed.oN-etyB

8-12 Issue 05, 02/00 Krautkramer USN 52R/USN 52L8.6 USN 52R/USN 52L remoteoperationYou can remote control the instrument from a PC. Datatransfer is ca

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-7Echo display comparison methodThe echo from a small natural flaw is usually smallerthan the echo from a

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-13noitcnuF edoC gnitteS noituloseREDUTILPMAASTHNEERCS%:0DLOHSERHTBd:11edutilpmAgnidaerKPyriuqniylnO1ELGN

8-14 Issue 05, 02/00 Krautkramer USN 52R/USN 52LnoitcnuF edoC gnitteS noituloseRerugifnoCreggoLataDLDderaelc:0derugifnoc:11#TESDN051-1)1(1atadrefsnarT

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-15noitcnuF edoC gnitteS noituloseRTXETOMEMTM'gnirts'##dleiffo.on##txetomeM'gnirts'1L

8-16 Issue 05, 02/00 Krautkramer USN 52R/USN 52LnoitcnuF edoC gnitteS noituloseREROTSDS:0 FFONO:11SSENKCIHTHTmm0005-1.0)mm6.101(1.0FOTFT:0 KNALFKAEP:1

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-178.7 Configuring the MEMO functionIf the MEMO function is switched on, you are able tostore additional

8-18 Issue 05, 02/00 Krautkramer USN 52R/USN 52Lbetween 1 and 6 for ##. $$ stands for the length of thefield, text for the field label. The length of

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-19Memo functionInterfaces, PeripheralsEntering MEMO text:<ESC>MT ## text<RETURN>,in which co

8-20 Issue 05, 02/00 Krautkramer USN 52R/USN 52LnoitcnuF OMELnoitcennocR25NSUgolanarolocelbaCNANUelbacedutilpmA1nworbdnuorG2wolleyhtapdnuoS3derdnuorG4

Krautkramer USN 52R/USN 52L Issue 05, 02/00 8-21Analog voltage for the echo amplitude (echoin the monitor gate)a) Rectified echoes0 volt: no echo in t

8-22 Issue 05, 02/00 Krautkramer USN 52R/USN 52LTTL switching outputThe switching output serves for external control pur-poses if there is a gate alar

1-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52L1.3 USN 52R/USN 52LUSN 52R/USN 52L are lightweight, compact ultrasonicflaw detectors which is especiall

Krautkramer USN 52R/USN 52L Issue 05, 02/00 9-1Specifications 9Krautkramer USN 52R/USN 52L Issue 05, 02/00 9-1Specifications 9

9-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LRange From 5 to 5000 mm for steellong, continuously variable or variable in fixed stepsMaterial velocit

Krautkramer USN 52R/USN 52L Issue 05, 02/00 9-3Display rectification Half-wave positive/negative, full-wave and RFFrequency (-3dB ranges) 0.4 MHz to 1

9-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LGate Variable over the whole sweep range in steps of 0.1 mm, alarm indication withflashing LEDs, thresh

Krautkramer USN 52R/USN 52L Issue 05, 02/00 9-5DGS evaluation (option) 13 fixed-programmed probes, one probe user-definable; sound attenuation correct

9-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L9-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-1Appendix 10Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-1Appendix 10

10-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L10.1 Function directoryIn the first column of the following table, all functionnames are listed (funct

Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-3Function Descriptiona-START (GATE) Selection of the start point of the corresponding gatea-THRESH (GAT

10-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LFunction DescriptionDATA SET (MEM) Selection of a data set which is to be stored or loadedDATA SET DIR

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-9• 2-stage adjustment of pulse repetition rate in order toavoid phantom echoes,• indication of amplitude

Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-5Function DescriptionLANGUAGE (center) Selection of the instrument dialog languageLENGTH (center) Deter

10-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LFunction DescriptionREJECT (PULS) Suppression of unwanted signalsREP-RATE (PULS) Change of pulse repet

Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-710.2 EC Certificate of ConformityUSN 52R/USN 52L conform to the following EUdirectives:• 89/336/EEC (E

10-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52L10.3 Service addressesUSN 52R/USN 52L are made with high-qualitycomponents according to the latest pro

Krautkramer USN 52R/USN 52L Issue 05, 02/00 10-9UKBuehler Krautkramer Ltd.Milburn Hill RoadUniversity of WarwickScience ParkGB - Coventry CV4 7HSPhone

10-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52L10-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 11-1Changes 11Krautkramer USN 52R/USN 52L Issue 05, 02/00 11-1Changes 11

11-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LThis chapter contains descriptions of any recentchanges if applicable.Otherwise this chapter will rema

Krautkramer USN 52R Issue 05, 02/00 12-1Index 12Krautkramer USN 52R Issue 05, 02/00 12-1Index 12

12-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndexAA-Scan 4-4displaying stored 5-16preview function 5-16a-START 5-11a-THRESH 5-11a-WIDTH 5-11A

1-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52L1.4 Remarks on this manualH Note:This manual applies to the two USN 52 versionsUSN 52R and USN 52L. T

Krautkramer USN 52R/USN 52L Issue 05, 02/00 12-3IndexDDACecho evaluation 5-31recording a DAC curve 5-28DAC/TCG 5-25DAMPING 5-7Data communication,

12-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndexFFeatures of the USN 52R/USN 52L 1-8FILE MODE 5-48FILE NUMBER 5-37, 5-47Flaw location calculat

Krautkramer USN 52R/USN 52L Issue 05, 02/00 12-5IndexLENGTH 5-57Limits of testing 1-5LOCATION 5-47Lock key 4-12Lock on/off key 4-12Locking set va

12-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndexParity test 6-2Power supply 3-2Printerpreparing 6-2types 2-5PRINTER SELECT 5-58, 6-3Printing

Krautkramer USN 52R/USN 52L Issue 05, 02/00 12-7IndexSpecial keys 4-8USN 52L 4-9Status line 4-6Step range, setting 5-45STORE 5-15Stored data sets

12-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52LXX-VALUE 5-60ZZERO 5-13Zoom key 4-12Index12-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52LXX-VALUE

Option DGSOperating ManualOption DGSOperating Manual

DGS-2 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSThis issue 02, 05/99 applies to the followingsoftware version:R5 TCG/DGSR6 TCG/DGSL4 TCG/

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-3Introduction ... DGS-51.1 How to measure with the DGS

DGS-4 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSDGS-4 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-11Layout of this manualIn order to simplify use of this manual, the operatingsteps are always presented

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-5Introduction 1Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-5Introduction

DGS-6 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS1.1 How to measure with the DGSThe DGS option (Distance - Gain - Size) enables you tocomp

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-7The advantage of this method lies in the fact that youcan carry out reproducible evaluati

DGS-8 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS1.2 Overview of the method ofproceedingRecord a reference echo and adjust the required re

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-9Overview of the DGS menu 2Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-9O

DGS-10 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS2.1 DGS modeSwitch from TCG to DGS modeThe DGS function is activated in the second opera

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-11Function group DGS modeIn the first operation level you can carry out a DGSmeasurement.

DGS-12 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSMenu functionsnoitcnuF noitpircseD snoitpO/segnaR syeKNIAGeht,nodehctiwsedomSGDehthtiWni

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-13Function table DGS modeIn the second operation level you can make the defaultsettings fo

DGS-14 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSMenu functionsnoitcnuF noitpircseD snoitpO/segnaR syeK#-EBORPehthtiwrebmunDIeborPeborpgn

1-12 Issue 05, 02/00 Krautkramer USN 52R/USN 52L1-12 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-15noitcnuF noitpircseD snoitpO/segnaR syeKUQERF-XtnemeleeborpehtfoycneuqerFeborprofzHM01-5

DGS-16 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSDGS-16 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-17Operating the DGS 3Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-17Operat

DGS-18 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSFor general information on operation, please refer to theUSN 52 R Operating Manual.A Att

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-19– Enter a probe name as follows:– Simultaneously press N and O allocated to thefunction

DGS-20 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSH Note:Before entering the probe parameters, please read theprobe data sheet.– Enter the

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-21For the reference echo you need a test block with aknown reflector. This reflector can b

DGS-22 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSH Note:There are 13 probes with the corresponding parametersstored in the unit. You can

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-23Example:If the surface of the test object is greatly corroded andthe reference echo orig

DGS-24 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSH Note:If the reference echo symbol does not appear, no refer-ence echo was recorded. Po

Krautkramer USN 52R/USN 52L Issue 05, 02/00 0-1Index1. Introduction ... 1-11.1 Safety information ...

Krautkramer USN 52R/USN 52L Issue 05, 02/00 2-1Standard package and accessories 2Krautkramer USN 52R/USN 52L Issue 05, 02/00 2-1Standard package and

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-25The display shows a DGS curve: If you vary the reference gain, the curve moves verti-cal

DGS-26 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSH Note:If the DGS function is switched on while you vary aparameter that affects the sto

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-273.5 Storing dataWith the function STORE (function group MEM) youstore your acitve instru

DGS-28 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSDGS-28 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGS

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-29Codes for remote control 4Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-2

DGS-30 Issue 02, 03/99 Krautkramer USN 52R/USN 52L Option DGSThe USN 52R/USN 52L option DGS can receive codedcommands from a PC. To enable this you m

Krautkramer USN 52R/USN 52L Option DGS Issue 02, 03/99 DGS-31noitcnuF edoC retemaraP/egnaR noituloseRFER-TTARAm/Bd001-01TSET-TTASAm/Bd001-01ROC-LPMAV

DGS-32 Issue 02, 03/99 Krautkramer USN 5 /USN 52L Option DGSDGS-32 Issue 02, 03/99 Krautkramer USN 5 /USN 52L Option DGS

2-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LThis chapter gives information about all parts andoptions supplied for the USN 52R/USN 52L.Among others

Krautkramer USN 52R/USN 52L Issue 05, 02/00 2-32.1 Standard packageProduct type Description Order no.USN 52R Portable ultrasonic flaw detectorwith hig

2-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52L2.2 Required accessoriesProduct type Description Order no.UN 655 Power supply/battery charger unit 34 9

Krautkramer USN 52R/USN 52L Issue 05, 02/00 2-5Product type Description Order no.GCH1 Adaptor DB 25P (gender changer) to connect 13 648the USN 52/PC c

2-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L2-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 3-1Setting into operation 3Krautkramer USN 52R/USN 52L Issue 05, 02/00 3-1Setting into operation 3

3-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIt is imperative that you observe the instructions givenin this chapter before setting the instrument i

Krautkramer USN 52R/USN 52L Issue 05, 02/00 3-3Battery operationFor battery operation, you will either require 6 NiCd oralkaline batteries (D-cells).

3-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LUsing the battery chargerThe power supply/charger unit for USN 52R/USN 52Lautomatically adjusts itself

0-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndex3.3 Probe connection... 3-53.4 Starting the USN 52 R ...

Krautkramer USN 52R/USN 52L Issue 05, 02/00 3-53.3 Probe connectionThe probe connections are on the lower right of thefront panel.Connect straight-bea

3-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LResetIf you are not able to operate the functions after a warmstart, you must carry out a cold start:–

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-1Basics of operation 4Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-1Basics of operation 4

4-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4.1 USN 52R and USN 52LThe present operating manual applies to both instru-ment versions. Operating con

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-3USN 52R and USN 52L Basics of operationThe USN 52L is provided with the following specialkeys for the L

4-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4.2 DisplayA-scan displayThe digital display shows the A-scan either• in the normal modewith measured-v

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-5Functions on the displaySelected function groups are shown on the display:• In the first operating leve

4-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndications beneath the A-scanMeasurement lineThe current measurement results are displayed here.The co

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-7Menu lineThe function groups in the first operating level are dis-played here. The selected group is in

4-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4.2 KeypadFunction keys– Below: for function group selection and for switchingover between operating le

Krautkramer USN 52R/USN 52L Issue 05, 02/00 0-3IndexStoring data ... 5-14Clearing the instrument setting...

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-9Special keys of the USN 52L for setting thedisplayFor switching the backlight on and off, and for setti

4-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4.3 Operational conceptThe functions are divided into two operating levels.– In the first operating le

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-11Selection of measured value for enlargeddisplayUsing U in the measurement line select the valuewhich i

4-12 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4.5 Keys for special functionsImportant functions and special functions can be se-lected via special k

Krautkramer USN 52R/USN 52L Issue 05, 02/00 4-134.6 Important basic settingsSet languageIn the LANGUAGE function in the second operatinglevel you can

4-14 Issue 05, 02/00 Krautkramer USN 52R/USN 52L4-14 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-1Operation 5Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-1Operation 5

5-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5.1 Function overview(first operating level)In the first operating level you will find all functionsreq

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-35.2 Adjustment of the USN 52R/USN 52L GAIN Gain adjustmentWith this function the echoes of the refle

5-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LSelection of basic dataIn this function you set the different values which serveas a measurement basis

0-4 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIndex6. Documentation ... 6-16.1 Printing instrument settings anddisplay

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-5H Note:The setting is limited by the set sound velocity.The measurement units for all settings – mm or

5-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52LSetting the receiverAll functions for adjustment of the receiver can befound in the function group RCVR

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-7 DAMPING Electrical damping of the probeYou can use the function DAMPING to connect variousresistors

5-8 Issue 05, 02/00 Krautkramer USN 52R/USN 52LSetting the pulserIn the function group PULS you can change the operat-ing mode and the pulse repetitio

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-9 REJECT Suppression of spurious echoesWith the REJECT function you are able to suppressunwanted sig

5-10 Issue 05, 02/00 Krautkramer USN 52R/USN 52LGate adjustmentAll functions for adjustment of Gates a and b are con-tained in the function group GATE

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-11Operation:The MULTECHO setting of the function MEASURE(lower operating level) is a prerequisite for op

5-12 Issue 05, 02/00 Krautkramer USN 52R/USN 52LCalibration functionsUSN 52R/USN 52L are accurately calibrated using thefunctions of the function grou

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-13 MTL VEL Sound velocityIn MTL VEL you set the value for the sound velocity inthe material under tes

5-14 Issue 05, 02/00 Krautkramer USN 52R/USN 52LStoring dataThis group contains functions for storage and recall ofyour data.– With I go the function

Krautkramer USN 52R/USN 52L Issue 05, 02/00 0-5Index9. Specifications ... 9-110.Appendix...

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-15 SET# Selection of data setYou are able to select the required data set number withthis function. I

5-16 Issue 05, 02/00 Krautkramer USN 52R/USN 52LClearing all dataYou can clear all data sets (data logger and active in-strument settings).Operation:–

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-175.3 USN 52R/USN 52L calibrationCalibration of display rangeBefore you operate the instrument, you must

5-18 Issue 05, 02/00 Krautkramer USN 52R/USN 52LRecommendation:As long as the echoes to be evaluated indicate a dis-tinct maximum amplitude, select th

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-19– Increase ZERO until the correct sound path value forthe echo is displayed.Example:– Carry out calibr

5-20 Issue 05, 02/00 Krautkramer USN 52R/USN 52LCalibration with angle-beam probesKnown sound velocityIn this case, it is sufficient when there is an

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-21Example:Calibration on a semicylinder having a radius ofR=50 mm at a test range of 200 mm.– Set RANGE

5-22 Issue 05, 02/00 Krautkramer USN 52R/USN 52LHigher sound velocityDue to the V-path error, a higher sound velocity thanthe test material is require

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-23Operation:– In the function CAL press N and O simultaneously.The function is now enabled.– REC 0 is di

5-24 Issue 05, 02/00 Krautkramer USN 52R/USN 52LMEASURE: MULTECHO – for measurement betweenthe first echoes in the gate sections. Above all, thissetti

0-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L0-6 Issue 05, 02/00 Krautkramer USN 52R/USN 52L

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-255.4 DAC/TCGThe DAC/TCG function enables you to:• record a Distance-Amplitude Curve and to store it asa

5-26 Issue 05, 02/00 Krautkramer USN 52R/USN 52LFunction group TCGWith these functions you can operate all DAC/TCGmodes.Use C to go to the function gr

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-27• The two settings DAC and TCG can only be switchedon if a curve was recorded beforehand, or if a data

5-28 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5.5 Recording a Distance-Amplitude CurveA Attention:Recording of a new curve will delete a curve that

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-29– Continue to proceed in this way until all availablereference echoes are recorded.– Switch on the cur

5-30 Issue 05, 02/00 Krautkramer USN 52R/USN 52LH Note:If the DAC/TCG is active, the symbol T is additionallydisplayed in the status line:Operation Re

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-315.6 Echo evaluation withDAC/TCGTo be able to evaluate a flaw indication by means of theDAC/TCG, certai

5-32 Issue 05, 02/00 Krautkramer USN 52R/USN 52LDAC mode– Peak the echo of an assumed flaw and shift the gateso that the echo data are evaluated.– You

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-33TCG modeA Attention:An echo amplitude evaluation as measurement of thedifference to the reference echo

5-34 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5.7 Measuring thicknessUSN 52R/USN 52L enable you to measure thicknessand distance in a simple way. Th

Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-1Introduction 1Krautkramer USN 52R/USN 52L Issue 05, 02/00 1-1Introduction 1

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-355.8 Storing measured values -Data LoggerThe Data Logger helps you to store and manage yourmeasurement

5-36 Issue 05, 02/00 Krautkramer USN 52R/USN 52LOperation:– Change to the second operating level and select thefunction group for the Data Logger.– Se

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-37Clearing FILESAll cleared data are irrevocably lost. Therefore, transferthe data to a PC or printer be

5-38 Issue 05, 02/00 Krautkramer USN 52R/USN 52LViewing stored readingsYou can select each measurement location and havethe values displayed which are

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-395.9 Configuring the USN 52R/USN 52LIn the second operating level you will find all functionswhich do n

5-40 Issue 05, 02/00 Krautkramer USN 52R/USN 52LLeft TableLeft function groupGRATICULE Display graticule on/off AMPLITUDE Amplitude readingFREEZE MOD

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-41Center TableLeft function group A-SCAN Hollow or solid echo signal displayLANGUAGE Display languageDAT

5-42 Issue 05, 02/00 Krautkramer USN 52R/USN 52LRight TableLeft function groupAUTO CAL Display graticule on/offGATE LOGIC Amplitude readingMEASURE Sto

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-43 GRATICULE Display graticuleIn this function you either switch the display graticuleon or off. In

5-44 Issue 05, 02/00 Krautkramer USN 52R/USN 52L FREEZE MODE Storage modeIn this function you determine which display contentsyou wish to store:• FR

1-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L1.1 Safety informationUSN 52R and USN 52L have been designed and testedaccording to DIN EN 61 010 Part

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-45 VELOCITY #1 Preselecting fixed values for VELOCITY #2 sound velocityWhen calibrating the displa

5-46 Issue 05, 02/00 Krautkramer USN 52R/USN 52L GATE LOGIC Setting the gate logicIn this function you can activate the gate and selectthe criteri

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-47 FILE NUMBER Selecting a fileIn this function you enter the number of FILES for theData Logger. You

5-48 Issue 05, 02/00 Krautkramer USN 52R/USN 52L VALUE Displaying the measured valueThe measured value at the selected location is dis-played:• EMTP

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-49 LANGUAGE Setting the display languageIn LANGUAGE you can select the dialog language forinteractive

5-50 Issue 05, 02/00 Krautkramer USN 52R/USN 52L5.10 Data set namesData set namesYou can give the instrument settings (data sets) alpha-numeric names

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-51 DATA SET NAME Entry of a data set nameThis function is used for entering the data set name.Operatio

5-52 Issue 05, 02/00 Krautkramer USN 52R/USN 52LYou can overwrite characters that have already beenentered simply by marking the corresponding positio

Krautkramer USN 52R/USN 52L Issue 05, 02/00 5-53level and the function RECALL you are able to load thisdata set as usual. The directory function can b

5-54 Issue 05, 02/00 Krautkramer USN 52R/USN 52LIf USN 52R/USN 52L are set to the entry of freely for-mulated texts, you will see the following displa