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Operators Manual for FERITSCOPE® FMP30

1. 2 0 0 0 eee eee 1 11 Warranty 0 0 ce es 2 Description of the Instrument 2 amp 1 kGD DISDIAY 222600 55 ocenuwhee dees e ie 6 yas 2 2 Control Panel Key Functions 2 3 Accessories 0 000 ee eee ee ee 2 3 1 Probes 0c ee ee ee 2 3 2 Base and Calibration Standards 2 3 9 Printer 0c ce ee ee eee 2 4 Technical Data 0 0 00 eee eee 2 5 Contents of Shipment and Options 2 5 1 Standard Contents of Shipment of the Instrument 2 52 WOUONS 444 56 oeee eyed oe eee b ein oes os eee ht 3 System Setup Maintenance and Cleaning Page 4 3 1 Voltage supply 0 0 0 ccc eee 3 1 1 Power Connection 00 0c eee ees 3 1 2 Installing or Replacing Batteries 3 2 Connecting Probes 0 0 eee eee Operators Manual FERITSCOPE FMP30 3 3 Instrument On Off 2 000 cee ee 3 3 1 Measurement Method of the Connected Probe 3 3 2 Power Up 3 3 3 Measured Variables 3 4 Cleaning 4 Probe Handling 4 1 Handling During Measurements 4 2 Assigning a New Probe 00000e 5 Applications 5 1 Setting Up an Application 5 2 Selecting the Desired Application 5 3 Deleting an Application 006 5 4 List of Set Up Applications 5 5 Assigning Application Designations
2. Action display MENU q Use MENU to start Settings V Press the arrow key v until Outlier Re ject is highlighted on the LCD display ENTER Use ENTER to confirm the selection Oultli er Reject A or VV Outlier Reject To activate outlier rejection a h use the arrow keys to select Outlier Reject on or to deactivate outlier rejection Select Outlier Reject off Enter Method Use ENTER to confirm the method Auto matic or V Press the arrow key V to specify the method Sigma Press the arrow keys to set the desired Sigma value Page 60 Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display ENTER Press ENTER to confirm the selection en try and return to the menu to enter addi tional settings Press DEL to return to the measurement screen The instrument is ready to make measure ments 5 6 6 Measured Variables The readings will be displayed on the LCD screen corresponding to the set mea sured variables The following measured variables can be set from the Service function E 10 7 6 Measured Variable beginning on Page 185 Fe or FN display of the ferrite content in ferrite percent or in ferrite num bers normalized countrate X Countrate X Fe FN and Xs Xn and Xs Explanation of the measured variables E Glossary The settings of the measured variables of the other Applications will not be affe
3. Fig 6 1 Print form of a normalization example Explanations to Fig 6 1 FISCHER FERIT SCOPE FMP30 2008 07 23 NORMALIZATION Date Time Appl No Probe Fe fe S Page 70 Instrument type Current date Normalization will be documented Date and time of the normalization Number of the Application Probe that has been used to perform the normalization Applied measurement method Mean value of all readings obtained for the normalization Standard deviation of the readings obtained for the nor malization Operators Manual FERITSCOPE FMP30 6 3 Corrective Calibration With a corrective calibration a new zero point and one additional point one point calibration with one calibration standard or two additional points two point calibration with two calibration standards are established for the calibra tion curve of the open Application and are stored in the open Application The coefficients of the master characteristic stored in the EEPROM of the probe plug are not affected Required materials Suitable calibration standard set for the corrective calibration in the desired measurement range 6 3 1 Selecting the Calibration Standards for the Corrective Calibra tion Calibration standards are suitable for corrective calibrations only if their normal ized countrates Xn are between the following Xn ranges The normalized countrate Xn of the first calibration standard must be between 0 02 a
4. If the measurement acquisition signal has been disabled only the signal or the signals for violating the tolerance limits will sound With outlier rejection enabled the audible signals indicating an outlier measure ment will sound when an outlier is recognized In this case the violation of the tolerance limit will not be indicated acoustically 7 3 6 Measurements With a Fixed Block Size When making measurements with a fixed block size the block creation is carried out automatically after an adjustable number of measurements has been performed by the instrument Setting the Block Size Page 57 T appears on the LCD display after the last measurement of the block has been taken and Page 94 Operators Manual FERITSCOPE FMP30 the closure of the block is indicated by a long audible signal if the measure ment acquisition signal has been disabled only the signal to indicated the block closure will sound With a connected and powered up printer it is now possible to print the block re sult automatically after the block closure or upon S 10 5 4 Block Result be ginning on Page 167 Key sequ Action in Detail of the LCD display Ferrit 10 4 Fe 1 n 1f 5 Appl O0 Blck Ferrit 0 4 fe 0 10 38 T Bl 1 s 0 00 Ferrit 10 4 Fe 2 n 1 5 Appl 0 Blck Explanation Make a measurement The reading will ap pear on
5. 5 1 Setting Up an Application beginning on Page 45 Q If Ferrite flashes on the display an Application has not yet been set up Page 36 Operators Manual FERITSCOPE FMP30 3 3 2 Key se quence ON OFF Power Up Detail of the LCD display Zero CAL Ferrit E A 1 8 888 i oS ym 20 ii FERITSCOPE FMP30 T FFA00116 Ferrit 10 2 Fe 1 n 2 Appl 0 Blck Ferrit 10 5 Appl O FN Blck 1 n 1 Explanation Press the ON OFF key to power up the in strument An audible signal will sound A monitoring routine will run All display el ements of the LCD display will appear briefly at the same time Page 16 At the end of the monitoring routine the Application that was used the last time to make measurements with the connected probe will open automatically and the in strument is ready to make measurements The last reading of the last not closed block appears or FN Unit of measurement for the displayed reading Setting 10 7 5 Unit begin ning on Page 184 Appl No of the open Application Blck Number of the current block n Number of single readings stored in the current block Alternatively to the LCD displays presented above the following displays may appear after power up Operators Manual FERITSCOPE FMP30 Page 37 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning
6. Page 198 Cause Cause Calibration standards used that did not exhibit the required ferrite content or are de fective Instrument internal er ror Unable to compute the coefficients of the master characteristic original master charac teristic will be retained Unable to store master characteristic Cause Probe not plugged in and tight ened properly Cause Probe defective The stored ferrite con tents do not corre spond to the measured standards Cause Calibration standards were mea sured out of sequence during the master cali bration standard 1 mixed up with standard 2 and ferrite content was not adjusted corre spondingly using the ar row keys Correction Repeat the master cali bration with correct and good calibration stan dards Repeat the master cali bration If this error occurs re peatedly Inform cus tomer service Plug probe in and tight en properly repeat the master calibration Connect a properly functioning probe and if applicable repeat the master calibration Repeat the master cali bration and measure the standards in the correct sequence start on Page T TT 33 33 Tf TT Operators Manual FERITSCOPE FMP30 Malfunction Mes sage e017 Not enough measurements e 021 Entered Standard invalid e 022 Missing probe e 023 Meas method different e 0
7. Performing the master calibration amp 6 4 Master Calibration beginning on Page 77 Operators Manual FERITSCOPE FMP30 Page 187 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 10 About Key sequ Detail of the LCD Action display Measurement Storage mode Calibratio ENTER Software version FFA00119 internal state 03 00000685 a 204 Probe FGAB1 3Fe Explanation Select About by pressing the arrow key Aor V and confirm the selection with EN TER Displays the software version the internal state and the name of the connected probe Pressing ENTER repeatedly displays the instrument configuration in succession cf 10 11 Documentation of the Instrument Configuration beginning on Page 188 10 11 Documentation of the Instrument Configuration Key sequ Action PRINT Explanation With the service functions retrieved and a printer connected and powered up the documentation of the instrument configura tion including the probe can be printed using the PRINT command El Fig 10 1 Using the print function also exits the ser vice functions and the instrument is again ready to make measurements the documentation is to use MENU PRINT Page 188 Q With the instrument powered up an alternative method for printing Operators Manual FERITSCOPE FMP30 FISCHER FERITSCOPE FMP30 25 07 08 Software ver
8. Yes DEL No ENTER Yes DEL Press DEL to carry out the re initialization No ENTER Press ENTER to not carry out the re initialization G Press DEL only if the re initialization is indeed desired Key sequ Detail of the LCD Explanation Action display DEL Number of fixd After the re initialization the number of Ap Ki ations plications and the number of blocks must entered when changing to the matrix mea suring mode Number of blocks i i per application This automatically specifies the max num ber of measurements that can be stored in one block Enter the values for the number of Applica tions and the number of blocks by pressing the arrow keys or V and confirm the re spective entries with ENTER Operators Manual FERITSCOPE FMP30 Page 175 Instrument Settings Service Function Menu Instrument Settings Service Function Menu ENTER Select the desired block change by press ing the arrow keys A or V and confirm the selection with ENTER Manually The block change must be done manually i e when making mea E surements in the matrix mode the block where the next reading is to be stored can be selected freely using BLOCK RES and Change block Manually A or V Change block Automatic The block change occurs au Manually J tomatic i e when making measurements Automatic in the matrix mode the next measurement will be stored in the next block automatic
9. 135 8 2 3 Histogram ageveiusend denee andeadoves ence 136 9 Data Transfer Using USB 138 9 1 USB Connection toa PC 0 139 9 2 Installing the USB Drivers 139 9 3 Transfer of the Measurement Data to the Computer 140 9 3 1 Online Operation 0 0 0 cee ee 140 9 3 2 Offline Operation 2 0 0 0 cee eee 141 9 3 3 Transferring Data With a Group Separator 141 9 4 Transmission from the PC to the Instrument 141 9 4 1 Transfer Formats 0 000 141 Operators Manual FERITSCOPE FMP30 Page 7 9 4 2 Control Commands 00000 aes 142 9 5 Connecting a Printer 000008 146 9 5 1 Print Output naana anaa aaea 146 10 Instrument Settings Service Function Menu 147 10 1 Service Menu Overview 00000 0 eee 148 102 OyO soi i 26 2 4 3 6248 AGS OS ew ee eeu Be 149 10 2 1 Language nc bocce de naana aaa 149 10 22 TME srriireriereiimie ndd ear oe oo 150 10 2 3 Date oses gic et hedei diaa a ude i eect aceon wae E 151 10 2 4 Date format nanaa anaana a 152 102 9 CONTAS socra 5 0 daha eia a a ee eao aaa oe es a 153 1026 CIONUNG 23 5 2 me dieedi aea a skeen N E 154 10 2 7 Automatic Switch Off 0 00 156 10 2 8 Re lnitialization of the Instrument 157 10 3 Evaluation 0 0 00 eee ee 159 10 3 1 Block Result 0 0 0 0 0000 eee 159 10 3 2 Histogr
10. Fig 8 3 Printout of the single readings with tolerance limits disabled example Operators Manual FERITSCOPE FMP30 Page 129 Evaluation Evaluation Application No 0 Block No 3 USL 0 8 n LSL 5 lt lt 10 2 10 4 10 4 10 4 10 3 Fig 8 4 Printout of the single readings with tolerance limits enabled example If you change during the display of the block result of the current block to the block result of a previous block by pressing V then the block result of this block can be printed as well using PRINT The printout will then include a list of the readings of this block as well 8 1 3 Computed parameters Block result FISCHER FERIT SCOPE FMP30 2008 07 25 Appl No Block result Block No Date Time Mean value Fe Std dev s n COV Page 130 Instrument type Current date Application name Application number appears only if a designation has been assigned S 5 5 Assigning Application Designations beginning on Page 52 Result type Current measurement block number block name ap pears only if a designation has been assigned 5 5 Assigning Application Designations begin ning on Page 52 Date and time of the last measurement of the evalu ated block or closed block respectively Mean value with a confidence interval of 95 Standard deviation in the list of the readings Sequential number of the reading in the block re
11. beginning on Page 116 Typically a correction of these influences is necessary only if the curvature diameter of a convex curvature of the specimen is less than 50 mm or the curvature diameter of a concave curvature of the specimen is less than 80 mm or the thickness of the specimen is less than 2 mm or the cladding thickness is less than 2 mm or the distance of the measurement location from the edge is less than 2 mm should be determined specific to the measurement application For very low ferrite contents in particular the influence of the thickness 7 3 Making a Measurement To make a measurement place the probe at a right angle on the specimen surface Page 42 The probe can be lifted off after the measurement acquisition 1 e after the reading appears on the display The instrument is ready to make mea surements Operators Manual FERITSCOPE FMP30 Page 87 Measuring Measuring Observe the following during the measurement Measurements should be made within the reference area To avoid erroneous readings do not allow the probe to hover above the spec imen To obtain a correct air value the distance to the specimen should be at least 25 mm To allow sufficient time for a measurement accept the time between individ ual measurements must be greater than 0 5 seconds 1 Place the probe 2 Lift the probe off gt ee Measurement Object Fig 7
12. e 029 Missing normalization or calibration e 030 Probe damaged e 031 USB overcurrent Page 200 Cause Instrument internal er ror Unable to compute measurement because after enabling the link ing mode no normaliza tion or corrective calibration has been performed with the con nected probe Probe contents does not correspond to the test value Current consumption of a connected USB de vice too high max 100 mA permitted Correction Delete the faulty Appli cation and output the measurement data via the USB port Delete Appl Yes DEL N EN TER DEL to deleted the Application To port Yes DEL N EN TER DEL to output the measurement data of this Application via the USB port to a print er or a PC If this error occurs re peatedly Inform cus tomer service Perform a normaliza tion or corrective cali bration with the connected probe Inform customer ser vice Check and or replace connected USB device start on Page 101 140 68 71 Operators Manual FERITSCOPE FMP30 Malfunction Mes sage e032 Measurem equip not adjusted e 033 Device damaged e 034 Unsupported Probe format e 035 Please perform a normalization e 999 System error wOQ0 Block memory overflow Cause The measurement elec troni
13. 5 6 Application Specific Settings 5 6 1 Tolerance Limits 0 0 0 cee eee 5 6 2 Measurement Display Resolution 5 6 3 Automatic Block Size and Block Creation 5 6 4 Auto Averaging Mode 5 6 5 Outlier rejection 0 0 5 6 6 Measured Variables 000 000 ea 5 7 Linking Applications 2 0 0 0 5 7 1 Application Linking Procedure 5 7 2 Enabling and Disabling the Linking Mode 5 3 Example for Linked Applications 6 Normalization Calibration and Master Calibration 6 1 Information Regarding Normalization Calibration and Master Calibration 6 2 Normalization 0 0 0 cee eee 6 2 1 Normalization Procedure 0000 6 2 2 Documenting the Normalization with a Printer Operators Manual FERITSCOPE FMP30 3 3 4 Switching Off the Instrument Page 5 6 3 Corrective Calibration 2 00 00 cee eee 71 6 3 1 Selecting the Calibration Standards for the Corrective Calibration 000 002 eee 71 6 3 2 Corrective Calibration Procedure 72 6 3 3 Deleting a Corrective Calibration 15 6 3 4 Documenting the Corrective Calibration with a PONG Serato ee Gre ace ecb at eda oe See wt Bee oe 76 6 4 Master Calibration 0 000 ee eee 77 6 4 1 Selecting the Calibration Standards 78 6 4 2 Performing a User Master Calibration 78 6 4 3 Master Calib
14. Specification limits LSL and USL The lower specification limit LSL is the minimum ferrite content allowed for the measuring object The upper specification limit USL is the maximum fer rite content allowed for the measuring object Specification limits are usually set by engineering requirements to assure proper functioning or serviceability of the product Specifications With specification limits monitoring en abled on the LCD display of the FERITSCOPE FMP30 u Uncertainty of measurement The mean value Fe of a random sample is not equal to the mean value U of the population However using the measure ment uncertainty it is possible to define an interval in which the mean value U of the population will be found with a certain probability indicated as con fidence level Fe u lt u lt Fe u For a population having normal distribution the uncertainty of measurement u is calculated as follows for a given confidence level 1 a _ s JN where u measurement uncertainty t student factor s standard deviation N number of readings By entering the coefficient of variation C O V in place of the standard devi ation s one gets the relative measurement uncertainty u in For further details see 12 Page 226 Operators Manual FERITSCOPE FMP30 Data transfer rate Baud Rate LSL Lower specification limit Specification limits LSL and USL C O V Coefficient of variation The standard de
15. Detail of the LCD Explanation of the LCD displays after power up display Ferrit Appl O Fe Blck 1 n 0 No reading appears after powering up the instrument be cause the last not closed block does not contain any read ings If the settings in the Service function Storage mode are do not save or delete upon off no reading will ap pear upon power up as well because the readings have either not been stored at all or have been deleted when the instrument was switched off J 10 8 Storage Mode beginning on Page 187 Ferrit 10 4 sheet Appl O Blck 1 n 2 Ferrit Fe 1 n 1 Appl O0 Blck 10 4 Ferrit 0 4 Appl 0 Fe Blck 1 n 1 5 Page 38 A designation in this case sheet has been assigned to the open Application EI 5 5 Assigning Application Designations beginning on Page 52 Once a designation has been assigned to an Application it appears in the information lines of the LCD display where applicable alternating with the Application number The tolerance limits are enabled in the open Applica tion A E 9 6 1 Tolerance Limits beginning on Page 54 and 7 3 5 Measurements With Tolerance Limits Enabled be ginning on Page 94 The open Application is set to automatic block creation E 5 6 3 Automatic Block Size and Block Creation be ginning on Page 57 and 7 3 6 Measuremen
16. Make about 5 measurements at different locations of the base Delete DEL Use DEL to delete the last measurement DEL 2x DEL to delete all readings obtained for the normalization Cancel CAL Using CAL cancels the corrective calibration the stored corrective calibration is retained unchanged OK ENTER Use ENTER to end and store the normalization Operators Manual FERITSCOPE FMP30 Key sequ Action ENTER in Calibration stan dard ENTER Detail of the LCD display CAL Ferrit CAL Ferrit 66 s 0 01 n 5 CAL rat 1 0 680 Entry av Operators Manual FERITSCOPE FMP30 Explanation Entry AV Use the arrow keys to set the rated ferrite content value of the calibration standard The rated value can be set faster if a mea surement is performed on a calibration standard that is within the tolerance range and then the rated value is corrected using the arrow keys CAL rat 1 0 680 Display of the set rat ed value for the ferrite content of the cali bration standard Example 0 680 Fe Cancel ENTER Using ENTER cancels the calibration procedure Make about 5 measurements at different locations of the calibration standard Displayed is the mean value of all mea surements performed for this step Delete DEL Use DEL to delete the last measurement DEL 2x DEL to delete all readings obtained for the calibration OK ENTER Use EN
17. Probe Handling Probe Handling Key sequ Action 4 ZERO Page 44 Detail of the LCD display Assign new probe FGAB1 3F Yes DEL No ENTER Assign to all applications Yes DEL No ENTER Delete measure Yes DEL No ENTER s 0 00 n 0 Base material Fe Explanation Example FGAB1 3F Name of the con nected probe DEL Probe assignment starts ENTER Probe will not be assigned mea surement method display flashes DEL Probe will be assigned to all Applica tions ENTER The probe will be assigned only to the current Application DEL All stored readings will be deleted the probe will be assigned to the current Application all Applications ENTER The probe will not be assigned measurement method display continues to flash ZERO appears on the display A normalization is required I beginning on Page 68 Base material Fe The measurements for the normalization should be made on base ENTER Cancels the normalization Operators Manual FERITSCOPE FMP30 5 Applications All relevant settings and parameters for a measuring application as well as the captured measurement data are stored in a file we refer to this file as an Appli cation The instrument has the capability of setting up up to 100 different Applications A maximum of 20 000 readings can be stored in these Applications The mea surements can be combined in up to 4 000 blocks a
18. amp because they have been set up with the same FGABW1 3 FE probe serial number 505 Even though Applications 1 and 3 have been set up with the same FGAB1 3 FE probe serial number 101 they are not linked to each other because the readings in Application 1 are displayed in ferrite percent and the read ings in Application 3 in ferrite numbers FN Application 5 is not linked to these two Applications because it has been set up with the FGAB1 3 FE probe with the serial number 909 Application 2 is not linked to any other Application because no other Appli cation has been set up with the FGABI1 3_150FE probe serial number 303 After the corrective calibration of Application 6 Because Applications 4 and 6 are linked with each other after the correc tive calibration of Application 6 the new corrective calibration Norm 6n Cal 6n grayed out in Fig 5 3 will be stored in Application 4 as well The previous normalization and corrective calibration Norm 4 6 and Cal 4 6 will be overwritten The normalization and corrective calibration of all other Applications G remains unchanged in spite of linking because a normalization or corrective calibration has not yet been carried out with these probes Page 66 Operators Manual FERITSCOPE FMP30 6 Normalization Calibration and Master Calibration The following factors influence the readings of a ferrite content measurement Geometry of the specimen size of th
19. individual values Outlier and then A or V Selects the settings to be edited and then PRINT Prints or displays a print form of the instrument configuration and then ENTER Confirms the selection of the setting to be edited and then DEL Exits the application specific settings and returns to the mea surement screen Output of the values stored in the selected application includ ing the block results to a printer or transfer of these values to a connected computer Confirms entries 5 x ENTER Calls the service functions The instrument settings in the Service Functions menu are password protected 157 will be displayed after pressing EN TER 5 times Press A 2 times to increase this value to the fac tory default password 159 and confirm the entry with ENTER Operators Manual FERITSCOPE FMP30 2 3 Accessories 2 3 1 Probes All probes that can be connected to the instrument are equipped M with a memory chip a so called EEPROM in their connector plug Probe specific information such as probe type produc tion number measurement method or coefficients of the master characteristic for example is stored permanently even with out power supply in this memory chip which can be overwrit ten as many times as desired When powering up the instrument this information is automat ically retrieved and processed by the instrument the instru ment recognizes the connected p
20. will be considered a one point calibration Correction Turn printer on or place online and restart print ing procedure Connect the printer and restart the printing procedure Correct the printer set ting in the service function and restart the print procedure Repeat the procedure if necessary Repeat the corrective calibration with suitable calibration standards The difference of the normalized count Xn of the two calibration standards must be greater than 0 1 Xn Calibration standard 2 Xn Calibration standard 1 A Xn gt 0 1 start on Page 164 164 71 Operators Manual FERITSCOPE FMP30 Malfunction Mes Cause Correction sage A probe of the same W O06 type but with a different Probe changed serial number has been connected Operators Manual FERITSCOPE FMP30 start on Page 33 Page 203 Malfunctions and Messages Malfunctions and Messages Page 204 Operators Manual FERITSCOPE FMP30 12 FERITSCOPE gt FMP30Glossary 12 1 Terms and Formula Symbols See Additional Literature on Page 230 This chapter explains the most common terms and symbols in ferrite content measurement and related fields e g quality assurance In some cases alter nate terms or synonyms are mentioned in parentheses y Test Chi squared test c Test Rechargeable battery Accumulator German abbreviation Akku Rechargeable Used like any bat tery Ap
21. Charge printer battery or connect printer to the mains power sup ply Connect printer to the instrument Select an appropriate printer from the ser vice function Use correct USB cable Use working printer or good USB cable start on Page 11 187 167 164 164 Page 193 Malfunctions and Messages Malfunctions and Messages 11 2 Messages on the LCD Display The error messages E and warning messages W that may occur during instrument operation are contained in the overview on the following pages Malfunction Mes sage Application not opened Please press ZERO to open e000 Not enough measurements Page 194 Cause Correction start on Page Reading cannot be dis Perform the measure 42 played because the ment correctly e g do value is greater than not allow the probe to 9999 or smaller than hover over the speci 9999 men before or after the Cause Measurement measurement ob carried out incorrectly serve the minimum lift off distance Cause Eddy current Continue normaliza 68 probe that is currently tion normalized on a non ferromagnetic base ma terial has previously been normalized on a ferromagnetic base ma terial Instrument is not ready Use ZERO to startand 68 to make measure perform the normaliza ments tion Cause Re initialization was carried out Application was delet ed and then switch
22. Unable to complete cor rective calibration Cause Measurement carried out incorrectly Cause Calibration standards used that did not exhibit the required ferrite content or are de fective Calibration standards were measured out of sequence during the corrective calibration standard 1 mixed up with standard 2 and ferrite content was not adjusted correspond ingly using the arrow keys Unable to complete the master calibration Cause Measurement carried out incorrectly Operators Manual FERITSCOPE FMP30 start on Page Correction Repeat the corrective 71 calibration and per form the calibration measurement correct ly e g do not allow the probe to hover over the standard before or after the measurement observe the minimum lift off distance Repeat the corrective 71 calibration with correct and good calibration standards Repeat the corrective 71 calibration and mea sure the standards in the correct sequence Repeat the master cali 77 bration and perform the calibration measure ment correctly e g do not allow the probe to hover over the stan dard before or after the measurement ob serve the minimum lift off distance Page 197 Malfunctions and Messages Malfunctions and Messages Malfunction Mes sage e014 Unable to calc parameters e015 Unable to store cal in probe e 016 Std and meas not matching
23. and 7 3 6 Measurements With a Fixed Block Size beginning on Page 94 Operators Manual FERITSCOPE FMP30 Page 109 Measuring Measuring Reference area APPL 1 APPL3 for sheet metal __ forpipe for profile Norm 2 Cal 2 Norm 3 Cal 3 Block 1 Block 1 Readings pipe 1 Readings profile 1 Block2 Readings sheet 2 Readings pipe 2 Readings profile 2 Block3 Blo amp k3 Block3 Readings sheet 3 Readings pipe 3 Readings profile 3 Block 4 Block 4 Readings sheet 4 Readings pipe 4 Block 5 Readings pipe 5 Fig 7 7 Example for the configuration of the Application in the Standard measuring mode 7 7 2 Making Measurements in the Standard Measuring Mode When making measurements in the Standard measuring mode the readings can be stored only in the respective latest not closed block Q It is not possible to select freely the block where the next reading is to be stored Page 110 Operators Manual FERITSCOPE FMP30 7 7 3 The Matrix Measuring Mode When changing to the matrix measuring mode the number of Applications and the number of blocks must be entered The same number of blocks is set up for each Application Each block can receive the same maximum number of read ings After entering the number of Applications and blocks the instrument will auto matically compute and display the maximum number of readings For example if Matrix mode on 3 20 318 appears when the instrument configu
24. example If tolerance limits are enabled and measurements were made with the fixed block size additional parameters will be output Fig 8 6 FISCHER FERITSCOPE FMP30 27 06 08 Product ccecce Name a Ssanecsceeantncsnasheenccesss Appl No 0 Final result from 27 06 08 11 12 to 27 06 08 11 23 Mean value fe 39 84 Est StdDev g4 1 88 COV 19 11 smallest Block 8 89 Displayed only largest Block 10 33 when tolerance lim values lt LSL 10 20 20 00 a S are enables 0 values gt USL 10 80 0 00 eee ae cp 0 69 cpk 0 34 s 0 51 ee sanieanace Fig 8 6 Printout of a final evaluation with fixed block size and tolerance limits enabled ex ample Page 134 Operators Manual FERITSCOPE FMP30 8 2 2 FISCHER FERIT SCOPE FMP30 2008 06 27 Product Appl No Final result from to Mean value Fe Fe Std dev s Est StdDev ga n ni Std dev sa nBI COV Smallest value Smallest block Highest value Highest block LSL USL cp cpk s Operators Manual FERITSCOPE FMP30 Computed Parameters Final Result Instrument type Current date Number of the Application Result type Date and time of the last block closure of the first and the last block or the current date and the current time if the last block is not yet closed Mean value Mean value of the block mean values with a 95 confidence interval Standard
25. 181 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 7 4 Measuring Mode Standard Area Measurement Automatic Measurement Key sequ Detail of the LCD Explanation Action display q Select Measurement by pressing the ar row key A or V and confirm the selection with ENTER Storage mode i Master Calibration ENTER Measurement Select Measuring Mode by pressing the idible signal feas signal arrow keys A or V and confirm the selec Extern start tion with ENTER Measuring Mode f Select the desired measuring mode by pressing the arrow keys A or v ENTER _ Measuring Mode he standard measuring mode will be en Standard abled Confirming with ENTER will return Auto Measurement fess a you to the menu for the measurement Use DEL at any time to cancel the proce dure Measuring Mode Area measurement is possible enabled Standard T Auto Measurement 7 3 3 Automatic Measurement Acquisi TSE rrr tion beginning on Page 90 Confirming with ENTER will return you to the menu for the Measurement Use DEL at any time to cancel the setting procedure Page 182 Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display Measuring Mode Select the mode for Automatic measure REETTA ment by pressing the arrow keys or V Area measurement Automatic measurement is possible en abled 7 3 3 Aut
26. 195 Malfunctions and Messages Malfunctions and Messages Malfunction Mes sage e007 Measurements invalid e010 Meas method not supported Page 196 Cause Cause ENTER was pressed during the measurement in the free running display mode while the probe was lifted off Outlier measurement recognized during nor malization of calibra tion Cause Measurement on calibration standard carried out incorrectly Cause Measurement carried out on wrong calibration standard Connected probe not suitable or not support ed measurement meth od of the connected probe does not fit the in strument Probe defective Correction Place the probe on the specimen and then press ENTER to trigger the measurement ac quisition Repeat the calibration step and perform the calibration measure ment correctly e g do not allow the probe to hover over the stan dard before or after the measurement ob serve the minimum lift off distance Repeat the calibration step and make the cali bration measurement on a correct standard Connect a suitable probe Connect a properly functioning probe start on Page 104 42 71 33 33 Operators Manual FERITSCOPE FMP30 Malfunction Mes sage 011 Measurements out of interval e 012 Invalid std sequence e 013 Countrate out of interval Cause
27. 58 Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display Enter 1 single read Norv i ENTER Delete measure Yes DEL No ENTER ENTER Q If the i value is modified during a test series the prompt to delete Explanation Use Enter to confirm the value for the number of single readings or specify a new value by pressing the arrow keys Aor V If the i value is modified during a test se ries all readings obtained before must be deleted Press ENTER to return to the menu to en ter additional settings Press DEL to delete all readings of the open Application Press ENTER to confirm the selection and return to the menu to enter additional set tings Press DEL to cancel the procedure all readings obtained before will appear here as well for statistical reasons If this is not carried out it will not be possible to modify the C659 i value Operators Manual FERITSCOPE FMP30 Page 59 Applications Applications 5 6 5 Outlier rejection With outlier rejection enabled recognized outliers will be indicated on the LCD display and announced through an audible signal 7 3 8 Measurements With Outlier Rejection Enabled beginning on Page 97 The following methods are available for the outlier reyection function Grubbs Test Glossary Specification of a known spread Sigma Glossary Key sequ Detail of the LCD Explanation
28. Evaluation the number of readings in this block corresponds to the set block size 7 3 6 Measurements With a Fixed Block Size beginning on Page 94 Evaluation of the current block display Block result Key sequ Action BLOCK RES Page 126 Detail of the LCD display Block 7 n 2 A 30 07 08 07 24 fe 10 37 S 0 07 cov 0 70 min 10 32 max 10 42 A R 0 10 lt LSL 0 gt USL 0 Block 7 No of Readings amp Date Time Mean value Std dev s C 0 V lowest meas highest meas Range n lt 10 0 n gt 10 5 A Explanation Use BLOCK RES to start the evaluation of the open block Page BLOCK RES Pressing BLOCK RES again Displays additional computed quantities Info CAL Press CAL to display an ex planation of the computed parameter Fil appears on the display when the toler ance limits are enabled Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display Blick 4 n 1 ENTER 1 Appl Blck Ferrit ga O Fe 7 n 2 5 Operators Manual FERITSCOPE FMP30 Explanation Notes Change block V or Change block V Use A or V to display the block re sult of the next or previous block Single meas MENU Use MENU to display the single readings of the evaluated block then use or V to display the readings in succession use MENU t
29. FERITSCOPE FMP30 Page 111 Measuring Measuring All three Applications contain 20 blocks each With 3 Applications each G with 20 blocks a maximum of n 318 readings can be stored per block The matrix measuring mode is suited for ferrite content measurements when the measurements are to be made on different specimens of the same type in succes sion always at certain reference areas and the measurements of corresponding areas are to be combined into blocks The matrix measuring mode is used for ex ample in the chemical industry or in the boiler and steel construction industries When selecting a reference area where measurements in an Application G are to be made it should be observed that the same normalization and corrective calibration is underlying the determination of the ferrite con tent Thus only such reference areas should be selected for which no other normalization or corrective calibration is required The number of applications and blocks cannot be changed later on with G out a re initialization On the LCD display the Matrix measuring mode is indicated by 8 Automatic block creation is not available in the matrix measuring mode Corre spondingly it is not possible to set a block size for automatic block creation dur ing the application specific settings using MENU 2 5 6 Application Specific Settings beginning on Page 52 7 7 4 Making Measurements in the Matrix Measuring Mode G appear
30. Instrument Settings Service Function Menu The instrument settings described below are configured from the Service func tion menu How to access the Service function menu Key sequ Detail of the LCD Explanation Action display ON OFF Use ON OFF to turn the instrument on 5 x ENTER After pressing ENTER 5 times the identifi cation number 157 appears on the LCD display ax A Enter the identification number 159 by pressing the arrow key A 2 times Use ENTER to confirm the setting ENTER The Service settings menu will be dis played Press the arrow keys or V to select the desired service function How to exit the Service functions menu Key sequ Explanation Action DEL Press the DEL key to exit the Service func tions menu The instrument is ready to make measure ments The default settings of the service function parameters 1 e the as shipped factory settings are underlined below e g Histogram off A re initialization will reset the settings in the service functions to the default settings S Page 157 How ever time date and language are not reset by the re initialization Operators Manual FERITSCOPE FMP30 Page 147 Instrument Settings Service Function Menu Instrument Settings Service Function Menu been retrieved and not yet exited Q The descriptions below assume that the service functions have 10 1 Service Menu Overview Sorice monu Puntos Page S
31. LCD display Delete measure Yes DEL No ENTER Explanation 7 With every modification of the measured variable a prompt for deleting readings al ready stored in the open Application will appear because it is not possible to evalu ate different types of measured variables Statistically at the same time This prevents erroneous interpretations of the measure ment results Yes DEL Press DEL to delete all read ings already stored in the current Applica tion No ENTER Press ENTER to cancel the procedure Operators Manual FERITSCOPE FMP30 10 8 Storage Mode Key sequ Detail of the LCD Explanation Action display A Select Storage mode by pressing the ar row key A or V and confirm the selection with ENTER ENTER Select the desired mode by pressing the arrow keys A or V and confirm the selec delete at off tion with ENTER store The readings are stored and will be retained even after the instrument is switched off do not store The readings will be dis played but not stored delete at off All readings will be deleted when the instrument is switched off Use DEL at any time to cancel the setting procedure 10 9 Performing a Master Calibration Key sequ Detail of the LCD Explanation Action display Select Master calibration by pressing the Measurement arrow keys A or V and confirm the selec Storage mode Master Calibration a tion with ENTER About
32. No ENTER Operators Manual FERITSCOPE FMP30 Page 167 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 5 5 Final Result Corresponding to the setting press FINAL RES 3 8 2 1 Documenting the Fi nal Result with a Printer beginning on Page 133 to print the FINAL result The following setting options exist Key sequ Action ENTER ENTER Page 168 Detail of the LCD Explanation display System p Evaluation left margin Print sgl meas Block result Final result Automatic Print Final result Automatic Print Final result Automatic Print Final result always ask Print Yes DEL No ENTER Select Print from the service menu Use ENTER to confirm the selection Select Final Result by pressing the arrow key U or U and confirm the selection with ENTER Select the desired mode for printing the fi nal result by pressing the arrow keys A or v and confirm the selection with ENTER Use DEL at any time to cancel the setting procedure off The final result is not printed on The final result will be printed auto matically after FINAL RES always ask Upon request the final re sult will not be printed Yes DEL Press DEL to print the final re sult No ENTER Press ENTER to not print the final result Operators Manual FERITSCOPE FMP30 10 5 6 Histogram A histogram can be added to
33. Page 156 Operators Manual FERITSCOPE FMP30 10 2 8 Re Initialization of the Instrument The restoration of the default settings of the instrument is called re initialization With a re initialization of the instrument all Applications are deleted i e the stored measurement data as well as the normalizations and the corrective calibrations of all Applications thus after a re initialization all Applications must be set up anew all readings are deleted all settings in the service functions are reset to the default settings 1 e to the factory settings with the exception of time date and language thus if nec essary the settings will have to be made again all settings in the service functions are reset to the default settings 1 e to the factory settings exception language thus if necessary the settings will have to be made again the coefficients of the master characteristic that is stored in the EEPROM of the probe plug are not changed because the re initialization concerns only the memory of the instrument Key sequ Detail of the LCD Explanation Action display Select System from the service menu Use ENTER to confirm the selection ENTER Select the Initialization by pressing the ar row keys A or V and confirm the selection with ENTER Initialization ENTER Initialize unit Yes DEL Press DEL to carry out the re ATTENTION All initialization Readings and Settings will be delete
34. Running Display Mode 104 Page 6 Operators Manual FERITSCOPE FMP30 7 6 1 Turning the Free Running Display Mode On Off 105 7 6 2 Procedure For Making Measurements With the Free Running Display Mode 106 7 6 3 Analog Display 0 0 0 0 cee ees 107 7 f Measurements in Standard and Matrix Measuring Mode 0005 109 7 1 1 The Standard Measuring Mode 109 7 1 2 Making Measurements in the Standard Measuring Mode 110 7 1 3 The Matrix Measuring Mode 111 7 1 4 Making Measurements in the Matrix Measuring Mode 005 112 7 1 5 Assigning Block Designations 115 7 8 Correction Factors 0 0000s 116 7 8 1 Influence of the Specimen Curvature 116 7 8 2 Influence of the Specimen Thickness 119 7 8 3 Influence of the Cladding Thickness 120 7 8 4 Influence of the Edge Distance on the Measurement Location 00000 122 8 Evaluation 0 0 eee 124 8 1 Evaluation of the Current Block Block Resul 125 8 1 1 Documenting the Block Result With a Printer 128 8 1 2 Printout of the List of Single Readings 129 8 1 3 Computed parameters Block result 130 8 2 Evaluation of the Open Application Final Result 131 8 2 1 Documenting the Final Result with a Printer 133 8 2 2 Computed Parameters Final Result
35. a single peak probability distribution around its mean value A positive skewness indicates a distribution whose peak stretches more towards values that are greater than the mean value A nega tive skewness indicates a distribution whose peak stretches more towards val ues that are smaller than the mean value The skewness of symmetric distri butions is zero e g for normal distributions When evaluating the open Application with the FERITSCOPE FMP30 the skewness is calculated ac cording to the information in 20 Operators Manual FERITSCOPE FMP30 Page 223 Glossary Glossary Interface Transfer or connecting point between components circuits or programs In terfaces are used for data transfer Using a serial interface the data are trans ferred bit by bit Using a parallel interface the data are transferred by sending several bits simultaneously Sigma outlier rejection Outlier reyectionMethod for the outlier rejection Probe The instrument receives the electrical probe signal which is proportional to the ferrite content measured from the probe The probe signal is then convert ed by means of the calibration curve into the ferrite content reading The Fis cher E probes are equipped with a memory chip EEPROM in the probe plug The EEPROM stores probe specific information e g probe type man ufacturing code test method and coefficients of the master calibration curve Probe characteristic Master characte
36. authorized supplier or he Helmut Fischer GmbH Institute for Electronics or Metrology if this is not the case 2 5 1 Standard Contents of Shipment of the Instrument The standard contents of shipment of the instrument includes Instrument Batteries Interface cable FMP PC Carrying and storage case carrying strap CD ROM with operator s manual and USB drivers Brief guide short form operator s manual Operators Manual FERITSCOPE FMP30 Page 27 Description of the Instrument Description of the Instrument 2 5 2 Options Available options are Page 28 AC adapter Various measurement probes Master and corrective calibration standards sets Fe FN 1 5 V NiMh rechargeable battery 4 each unit Charger for NiMh battery Support stand V12 for reproducible positioning of measurement probes on the specimen Jig for angle probes for use in the support stand V12 e g for probe FGABW 1 3 Jig for inside probes for use in the support stand V12 e g for probe FGABI 1 3 150 mm Support stand V12 AM for motor controlled touch down and lift off of measurement probes Guide device VSGW2 TW3 for angle probes for measurements at recessed or hard to reach areas PC Datex software for transferring measurement data from the instru ment to a Microsoft Excel spreadsheet add in module for Micro soft Excel beginning with Version 95 under Windows 95 to Windows Vista Operators Manual FERITSCOPE FMP30 3 System Setup Mai
37. by the instrument via the USB port and received by the PC If sending the commands DAM DAT GAN GBN SAN SBN SGS or SWA results in an error i e the respective function cannot be ex ecuted the instrument will return the ASCII character NAK via the USB port to the computer Response ACK ASCII6 G Response in case of an error NAK ASCII21 Command STATE G0 or ES or EN or ESC XX or XN or SAM DAMO DAM99 PT1 Page 142 Function Requests information on the current state of the instrument 1 is output if the instrument is ready to make measurements 0 is output if the current Application has not bee set up 1 is output for any other state e g if the service functions are called at the particular time Triggers the measurement acquisition Measurement data are output by the instrument via the USB port Requests the current count rate Outputs the current count rate but does not store it in the instrument Requests the current normalized countrate Outputs the current normalized countrate but does not store it in the instrument Requests all measurement data that are stored in the current application Deletes all readings that are stored in the Application with the specified number Example The command DAM deletes all measurement data of the second Application Sets the measurement data output mode Singl
38. content and is produced in the probe by the ferrite content The larger the fer rite content is the smaller is the countrate Calibration curve character istics The numeric values of the normalized countrate Xn range between 0 and 1 and are calculated according to the following equation Ve A Xp ase Xs A base where Xn normalized countrate X count rate measured on the specimen Xpase 7 Countrate measured on the Base of the calibration standard set Xs countrate measured on a specimen with no ferrite content Random measurement error Measurement errors Two point calibration Corrective calibration one point or two point cal ibration Operators Manual FERITSCOPE FMP30 Page 229 Glossary Glossary 12 2 Additional Literature 12 2 1 Statistics and ferrite content measurement American Welding Society 1974 Standard procedures for calibrating magnetic instruments to measure the delta ferrite content of austenitic stainless steel weld metal ANSI AWS A4 2 97 Miami Florida ae ataMyte Corporation DataMyte Handbook A practical guide to com puterized data collection for Statistical Process Control Duncan Acheson J Quality Control and Industrial Statistics Home ood Illinois Richard D Irwin Inc fa ord Q 101 Quality System Standard 5 raf Henning Stange Wilrich Formeln und Tabellen der angewandten mathematischen Statistik Berlin Heidelberg New York Springer Verlag Helmut Fischer GmbH In
39. data have been deleted No readings in the current Application e g because the mea surement data have been deleted Restricted operating mode is enabled Correction Use ON OFF to turn the instrument on Use ON OFF to turn the instrument on Replace rechargeable or regular batteries with new ones or oper ate the instrument with the AC adapter Take measurements Take measurements start on Page 36 36 87 87 Use ON OFF ENTER 171 to disable the restricted operating mode with the instrument switched off before hand Operators Manual FERITSCOPE FMP30 Malfunction Mes sage Unable to set up overwrite or delete Applications Unable to retrieve the service functions Probe does not mea sure Cause Restricted operating mode is enabled Free running display mode is enabled Measurement acquisi tion did not occur be cause the previous measurement acquisi tion was less than two seconds earlier Computing the coating thickness is not possi ble because the coat ing Is too thick A wrong probe is con nected Application was set up with a different probe The indicator for the measurement method flashes on the LCD dis play Wrong base material measurements with magnetic induction probes are possible on ly on ferromagnetic base materials Operators Manual FERITSCOPE FMP30 Correction Use ON OFF ENTER to disable the restr
40. display is in ferrite Unit numbers always ask When setting up a new Ap ao plication you will be asked for the unit of A measurements to be used 5 5 1 Setting AEE Up an Application beginning on Page 45 Confirming with ENTER will return you to the menu for the measurement Use DEL at any time to cancel the proce dure Page 184 Operators Manual FERITSCOPE FMP30 10 7 6 Measured Variable The menu option Measured variable appears only when the current Application is set up Key sequ Detail of the LCD Explanation Action display row key A or V and confirm the selection with ENTER ENTER Select Measured variable by pressing the arrow keys A or V and confirm the section with ENTER ENTER Appl 0 Select the measured variable of the open Application by pressing the arrow keys A or V and confirm the selection with EN Countrate Fe and Xs TER The settings of the measured variables of the other Applications will not be affected The readings will be displayed on the LCD screen corresponding to the setting for the measured variables E 3 3 3 Measured Variables beginning on Page 40 Use ENTER to confirm the selection Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 185 Instrument Settings Service Function Menu Instrument Settings Service Function Menu Key sequ Action Page 186 Detail of the
41. ensure that the Applications linked to each other use the same normalization and corrective calibration a normalization or correc tive calibration respectively must be performed after linking for all probes for which more than one application has been set up As long as the linking mode f the Application is enabled JEJE will appear on the LCD display Operators Manual FERITSCOPE FMP30 Page 177 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 7 Measurement 10 7 1 Audible Signal The audible signal i e the measurement acquisition signal that sounds after ev ery measurement can be disabled The audible signals that sound after instrument power up after a tolerance limit violation after recognition of an outlier measurement or after concluding a block when making measurements with auto matic block creation cannot be disabled Details about the audible signals 7 3 4 Audible Signals After the Measurement Acquisi tion beginning on Page 93 Key sequ Detail of the LCD Explanation Action display a Select Measurement by pressing the ar row key A or V and confirm the selection with ENTER ENTER Select Audible signal by pressing the ar EEL row keys or V and confirm the selection Extern start f with ENTER Measuring Mode Unit y ENTER Select the desired mode by pressing the arrow keys or V and confirm the selec tion with ENTER Audible s
42. in ferrite percent measured variable of the open Application 10 7 6 Measured Vari able beginning on Page 185 Blck Number of the current block n Number of the measurements block size stored in the Application Operators Manual FERITSCOPE FMP30 7 3 4 Audible Signals After the Measurement Acquisition An audible signal will sound after the measurement acquisition unless it has been disabled The measurement acquisition signal indicates that a signal arriv ing from the probe has been recognized and that the probe can be lifted off the specimen In addition to measurement acquisition signal the audible signals listed in the following Table may sound Where applicable the signals may sound in succes sion For example if at a measurement with a fixed block size the last reading of a block has exceeded the upper specification limit the measurement acquisition signal will sound followed by two short signals for exceeding the upper specifi cation limit and one finally a long signal indicating the end of the block As an option the measurement acquisition signal can be disabled g 10 7 1 Audible Signal beginning on Page 178 The other audible signals cannot be disabled 1 x short Measurement below lower specification limit a 7 3 5 Measurements With Tolerance Limits En abled beginning on Page 94 2 x short Upper specification limit is exceeded 7 3 5 Measurements With Tolerance Lim
43. it is not possible to set up new Applica tions 10 6 1 Restricted Operating Mode beginning on Page 171 Procedure Key sequ Action APPL No APPL No A or V Page 46 Detail of the LCD display Q As long as the restricted operating mode is enabled indicated by Explanation Use APPL No to start the selection of the Application Appl Application number sheet Assigned Application designation Example appears only if an Application designation has been assigned Ell 5 5 Assigning Application Designa tions beginning on Page 52 If an Appli cation designation has not been assigned the following will appear immediately on the LCD display Use APPL No to start or continue the se lection of the Application Appl Application number n Number of the measurements stored in the Application Use the arrow keys to select an Applica tion that has not yet been set up Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display ENTER ENTER Zero Ferrit 0 00 s 0 00 n 0 Base material Fe Operators Manual FERITSCOPE FMP30 Explanation if always ask is selected from the service function Measurement Unit E 10 7 5 Unit beginning on Page 184 select the unit of measurement for making the measurements in the Application at this point Use the arrow keys to select the unit Fe The fer
44. or regular batteries 3 Page 31 Other service opera tions on the instrument or the accessories must be performed only by technical personnel authorized by the Helmut Fischer GmbH Institute for Electronics and Metrol ogy 1 11 Warranty The Helmut Fischer GmbH Institute for Electronics and Metrology will assume no warranties in the following instances Use of instrument or accessories for purposes other than the intended use Connection of accessories not recommended or approved by the Helmut Fis cher GmbH Institute for Electronics and Metrology Repairs or structural changes to the instrument or accessories that have not been carried out by authorized persons Improper handling of instrument or accessories e g use in explosion haz ard or very hot environments Disregard of information in this operator s manual Page 14 Operators Manual FERITSCOPE FMP30 2 Description of the Instrument Probe connector socket Page 33 2 LCD Display Page 16 3 Keys for directly retrieving functions Page 18 4 USB port for connecting a printer and a PC 5 ON OFF key to turn the in strument on or off Page 36 6 Connector socket for the AC adapter included Noo Q 7 Cover additional function keys can be found under the cover Page 18 8 Non slip rubber supports 9 Foldable instrument stand 10 Battery compartment Page 31 Fig 2 1 Front and rear view of the instrument connections Ope
45. the Free Running Display Mode When making measurements in the free running display mode the ferrite con tent distribution across the surface can be determined simply by moving the probe along the surface With the free running display mode the readings are displayed continuously and the readings are not accepted and stored automatically the date are output continuously via the USB port only if Free running transmit on has been selected from the Service functions Measurements that are outside the measurement range e g when the G probe is lifted off the surface are also output to the USB port As long as the free running mode is on measurement acquisition can be triggered using ENTER Page 104 Operators Manual FERITSCOPE FMP30 7 6 1 Turning the Free Running Display Mode On Off To enable the free running display mode Press the V arrow key The free running display mode remains enabled until it is disabled i e it does not need to be enabled every time the instrument is powered up To disable the free running display mode Press the arrow key V again As long as the free running display mode is enabled 4 4 will appear on the LCD display the acquisition of a reading can be triggered using ENTER or by transmit ting one of the ASCII characters GO ES EN or the control charac ter ESC ESC ASCII27 via the USB port 5 9 4 2 Control Comman
46. the LCD display Appl Application number Fe Displays ferrite contents in ferrite percent measured variable of the open Application 10 7 6 Measured Vari able beginning on Page 185 Blck Number of the current block n Number of the measurements block size stored in the Application Perform the number of measurements re quired for an automatic block closure JT 1 Block is closed no more measure ments can be taken in this particular block A new blocks starts automatically when the next measurement is taken Individual readings erroneous measurements can be overwritten in a closed block amp 7 5 4 Overwriting Individual Erroneous Measurements at a Later Time beginning on Page 102 Operators Manual FERITSCOPE FMP30 Page 95 Measuring Measuring 7 3 7 Measurements in Auto Averaging Mode With measurements made in auto averaging mode the mean value generated from a number of single readings is stored in place of the single readings Thus this mode is particularly well suited for rough surfaces For setting the number of single readings from which the average of the readings to be stored is determined 5 6 4 Auto Averaging Mode beginning on Page 58 In the auto averaging mode and with outlier rejection enabled the single readings that are recognized as outliers will not be integrated in the measurement calcula tion For example if an outlier is recognized at 1
47. the arrow keys to set the desired block size Page 57 Applications Applications Key sequ Detail of the LCD Explanation Action display ENTER Press ENTER to confirm the selection and return to the menu to enter additional set tings Press DEL to return to the measurement screen The instrument is ready to make measure ments The block size can be modified even if automatic block creation has already been enabled However the prompt for deleting previously made measurements will appear again because the subsequent statistical evaluation does not permit blocks containing different numbers of readings 5 6 4 Auto Averaging Mode With measurements made in auto averaging mode the mean value generated from a number of single readings is stored in place of the single readings The number of single readings must be between 2 and 20 E 7 3 7 Measurements in Auto Averaging Mode beginning on Page 96 Key sequ Detail of the LCD Explanation Action display MENU Tolerance Limite Use MENU to start Settings V Disp resolution Press the arrow key V until i single read ock Size i mm is highlighted on the LCD display ENTER Use ENTER to confirm the selection i sin gle read A or V To activate the auto averaging mode use the arrow keys to select i single read on or to deactivate the auto averaging mode select i single read off Use ENTER to confirm the selection Page
48. the corrective calibration of the FER ITSCOPE FMP30 consist of the Base and three calibration standards of dif ferent ferrite contents cf Figure 16 5 Various calibration standards sets for corrective calibration are available from Fischer to prepare the instrument for different measuring ranges Tally E Em miir i Fami ma ECNE Figure 16 5 Calibration standard set example Page 212 Operators Manual FERITSCOPE FMP30 Calibration Standards Calibration standards ferrite standards Characteristic Calibration curve characteristics Class Range between a lower and an upper class boundary e g ferrite content lim its The single readings of a measurement series can be sorted according to classes of equal width which cover the entire range of the measurement se ries The number of measurements per class plotted for each class is called a histogram Minimum Value Minimum value measured in a measurement series Kolmogoroff Smirnoff Test Test which is performed when evaluating the current application with the FERITSCOPE FMP30 to determine whether the evaluated measurements can be classified as having normal distribution if up to 40 measurements are to be evaluated System Check A significant part of monitoring the test equipment Calibration standards or even better reference samples are used to check the calibration and to verify the stability of the instrument Control limits Control Limits Cont
49. the designation of the third block of the current Applica tion Assigns a designation for the Application with the number 1 1000 After receiving the command SBN the instrument sends the ASCII character ACK The transfer of the designa tion that the block is to receive must occur directly thereafter The designation must finish with CR LF as well and may con tain a maximum of 16 ASCII characters After receiving the designation the instrument sends the ASCII character ACK Example The command SBN assigns a designation to the third block of the current Application Blocks can receive desig nations only when the Matrix measuring mode is enabled You can use the command GMX to query if a the Matrix measur ing mode is enabled Enabling the Matrix measuring mode 10 6 3 Matrix Mode beginning on Page 174 Requests the date and time of the block closure of the block with the number 1 1000 Example The command DAT outputs the date and time of the block closure of the third block of the current Application Operators Manual FERITSCOPE FMP30 Command GNB GG GMX GGS SGS0 SGS1 PE SER Operators Manual FERITSCOPE FMP30 Page 145 Function Requests the number of measurement blocks that are stored in the current application Requests the block size of the current Application i e the number of readings that are to be combined during automatic block creati
50. the normalization Make about 5 measurements at different locations of the base The mean value of all readings obtained for the normalization will be displayed Delete DEL Use DEL to delete the last measurement DEL 2x DEL to delete all readings obtained for the normalization OK ENTER Using ENTER ends the normalization A confirmation indicating that the normal ization has been carried out successfully appears Pressing ENTER confirms the message PRINT A print form of the normalization will be printed if a printer is connected and switched on Page 70 Page 69 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration Key sequ Detail of the LCD Explanation Action display ENTER Fernit The new characteristic will be computed automatically and stored The instrument is again ready to make measurements Appl O Fe 2 1 LCD Display beginning on Blck 1 n 0 Page 16 To verify a correct normalization perform several reference measurements on certified calibration standards A corrective calibration must be per formed if the mean values obtained from several single readings are not within the guaranteed error limit stated on the calibration standards 6 2 2 Documenting the Normalization with a Printer FISCHER FERITSCOPE FMP30 23 07 08 NORMALIZATION 23 07 08 12 38 pe 3 Probe FGAB1 3Fe e fe 98 86 Fe s 0 321 Fe
51. the printout of the final result if at least 30 readings are stored in the Application 2 8 2 3 Histogram beginning on Page 136 Key sequ Detail of the LCD Explanation Action display Select Print from the service menu Use ENTER to confirm the selection ENTER Printer Select Histogram by pressing the arrow keys U or U and confirm the selection with ENTER Histogram Select the desired histogram mode by pressing the arrow keys A or V and con firm the selection with ENTER Histogram off off Histogram printout is not enabled on A histogram presentation is printed following the printout of the final result Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 169 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 5 7 Auto Formfeed Key sequ Detail of the LCD Explanation Action display a Select Print from the service menu ENTER Printer Select Auto Formfeed by pressing the ar row keys A or V and confirm the selection with ENTER Auto formfeed Select the desired Auto Formfeed mode by pressing the arrow keys A or V and con firm the selection with ENTER Auto formfeed off off Auto Formfeed is not enabled ita foretesd on The printer performs an automatic p form feed on Turn Auto Formfeed on when there are problems ejecting pages Also observe the hints in your prin
52. 01 Measuring Measuring 7 5 4 Overwriting Individual Erroneous Measurements at a Later Time During the evaluation of the current block individual erroneous measurements of the current block or of earlier blocks can be overwritten with new readings The instrument does not carry out outlier rejection when overwriting G stored measurement data even if outlier rejection is enabled Key sequ Detail of the LCD Explanation Action display BLOCK RES Block n 30 07 fe Ss CoV 08 04 07 10 28 0 04 0 36 Norv Block 30 07 fe S cov 2 5 08 04 07 10 28 0 04 0 38 T Page 102 Use BLOCK RES to start the evaluation of the open block S 8 1 Evaluation of the Current Block Block Result beginning on Page 125 Blck Number of the current block n Number of readings stored in the cur rent block DATE and TIME display fe Displays the mean value of the cur rent block s Standard deviation of the measure ments made COV Coefficient of variation Use the arrow key A or V to select the block reading that is to be overwritten is located T identifies the closed block Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display MENU DEL MENU Block 2 5 30 07 08 04 07 fe 10 30 sS 0 06 cov 0 62 a Operators Manual FERITSCOPE FMP30 Explanation Use M
53. 1 Measurement using an axial probe 1 Place the probe 2 Lift the probe off Pe x Measurement Object Fig 7 2 Measurement using an angle probe Page 88 Operators Manual FERITSCOPE FMP30 7 3 1 Measurement Acquisition As long as automatic measurement acquisition is enabled measurement acquisi tion occurs automatically immediately after the probe is placed on the specimen An audible signal will sound after the measurement acquisition unless it has been disabled 7 3 4 Audible Signals After the Measurement Acquisition beginning on Page 93 With the free running display mode on measurement acquisition can be trig gered in the following manner 7 6 Measurements in the Free Running Dis play Mode beginning on Page 104 Pressing the ENTER key Transmitting one of the ASCII characters GO ES EN or Transmitting the control character ESC via the USB port ESC ASCII27 amp 9 4 2 Control Commands beginning on Page 142 Regardless of how the measurement acquisition occurred the reading will appear on the LCD display following the measurement acquisition Operators Manual FERITSCOPE FMP30 Page 89 Measuring Measuring 7 3 2 Measurements With External Start Enabled When an automatic measurement acquisition is not desired e g when making measurements in pipes boreholes or grooves external start should be enabled and automat
54. 1x DEL Deletes the last reading 2x DEL Deletes the measurement series of the base material during calibration 1x DEL Deletes the last reading 2x DEL Deletes the measurement series of the current cali bration standard Repeated pressing of DEL Deletes the measurement series of the previous calibration standard beginning on Page 101 in all menus DEL Returns to the previous menu or cancels the procedure Retrieving the final result beginning on Page 131 Repeated pressing of FINAL RES Displays the individual components of the final result mean value standard deviation etc in succession and then ENTER Ends the display of the final result return to the measurement screen without deleting the stored values the current mea surement block will not be closed and then DEL Ends the display of the final result return to the measurement screen and deletes the values stored in the open Application during calibration or normalization Enabling and disabling the free running display mode dis play of the normalized countrates of the readings readings will not be stored and will not be integrated in the calibration or normalization or with external start enabled Triggers a mea surement Description of the Instrument Description of the Instrument BLOCK RES Retrieves the block result j beginning on Page 125 Repeated pressing of BLOCK RES Displays the individ
55. 24 Result block overflow Cause Unable to generate the final result when making measurements with fixed block sizes if the first block of the evalu ated Application is not closed Unable to perform cor rective calibration with the set ferrite content e g because Base 2 0 was set No probe connected Probe not connected correctly Probe defective When overwriting an Application it is possi ble to retain the mea surement data only of the connected probe uses the same mea surement method as the probe that was used to set up the Applica tion Unable to store the next reading in this block be cause the block is full applies to matrix mode only Operators Manual FERITSCOPE FMP30 Correction Take additional mea surements until the first block is concluded and re create the final re sult Set the rated ferrite content values for the used calibration stan dard and continue with the corrective calibra tion Connect a probe Connect probe correct ly Use properly function ing probe Delete the measure ment data when over writing the Application or set up a new Appli cation with the con nected probe Use BLOCK RES and arrow keys to change the block start on Page 125 71 33 33 33 101 125 Page 199 Malfunctions and Messages Malfunctions and Messages Malfunction Mes sage e 025 Error in application
56. 5 only the 4 remaining read ings will be used to generate the mean value Key sequ Detail of the LCD Action display Fenit C Appl 0 i 1 5 Blck 1 n 0 Ferrit 10 4 C Appl 0 i 1 5 Blck 1 n Page 96 Explanation Make a measurement The reading will ap pear on the LCD display Appl Application number i Number of single readings measured set number of single readings to be com bined Blck Number of the current block n Number of the measurements stored in the Application Perform the number of measurements re quired for the number of stored measure ments to be increased by one i 0 n will be displayed The mean value of the per formed single readings will be displayed and stored Operators Manual FERITSCOPE FMP30 7 3 8 Measurements With Outlier Rejection Enabled When making measurements with outlier rejection enabled the outlier measurements recognized by the instrument will appear on the LCD display and will be indicated acoustically 2 5 6 5 Outlier rejection beginning on Page 60 Detail of the LCD Explanation display Feni J and t will appear in front of the reading on the tt 3 1 LCD display after a measurement has been taken that a has been recognized by the instrument as an outlier Appl O Fe Blck 1 n 3 two long audible signals will sound to indicated the outlier measurement in addition to the audi
57. 60 C To avoid damage from heat do not store the instrument or accessories in such places The instrument and accessories in particular the AC adapter must not come in direct contact with water Risk of electrical shorts Instruments or accessories may be oper ated kept or stored only in places where the relative humid ity is between 30 and 90 non condensing Operators Manual FERITSCOPE FMP30 Page 11 Important Information Important Information A Because the instrument and accessories are not acid resis tant avoid direct contact with acid or acidic liquids The instrument and accessories are not suited for operation in explosion hazard areas Protect the instrument and accessories from static charges Electrical discharges may damage internal components or delete internal memories 1 8 Probe Handling To avoid breakage of the wiring do not bend the probe con nector cable The radius of rolled up probe connector cables should always be at least 50 mm Probe connector ca ble R gt 50 mm Fig 1 1 Probe handling During the measurement the magnetic poles of the probes are placed directly onto the specimen Observe the following to keep wear of the magnetic poles dur ing the contacting measurement to a minimum Place the probes speedily yet gently on the specimen sur AN face Avoid hard impacts Do not drag the probe across the specimen surface Page 12 Operators Manual FERITSCOPE FM
58. 7 6 Measured Variable beginning on Page 185 Depending on the measured variable selected for display Fe or FN display of the ferrite content in ferrite percent or in ferrite num bers Countrate X Xn and Xs Fe FN and Xs normalized countrate X may appear on the display Page 40 Operators Manual FERITSCOPE FMP30 3 3 4 Switching Off the Instrument Press the ON OFF key switch the instrument off manually The instrument shuts down automatically if for about 5 minutes no measurements are made or no key is pressed 3 4 To avoid damage to the instrument due to electrical shock the line ment or the accessories Cleaning plug of the AC adapter must be pulled before cleaning the instru Soiled instruments or accessories should be cleaned using a plastic care product and a soft cloth The following should be observed during cleaning Wipe off dirt immediately to avoid it from drying onto the surface Do not use aggressive agents to clean the instrument or the accessories To prevent damage avoid scraping as a means of cleaning off dirt in Do not use aggressive agents to clean the calibration standards because HAADA e Page 13 Operators Manual FERITSCOPE FMP30 Page 41 Risk of electrical shorts Water or other liquids must not enter the instrument or the acces sories Do not immerse or place the instrument or accessories into liquids to loosen dirt through soaking Do not pour li
59. Barcelona T 34 93 309 79 16 Fax 34 93 485 05 94 spain helmutfischer com www helmutfischer com FRANCE FISCHER INSTRUMENTATION ELECTRONIQUE Parc d Activit s Nord du Pas du Lac 5 rue Micha l Faraday F 78180 Montigny le Bretonneux BP 289 F 78053 St Quentin en Yvelines Cedex T 33 0 1 30 58 00 58 Fax 33 0 1 30 58 89 50 france helmutfischer com www helmutfischer com CHINA NANTONG FISCHER INSTRUMENTATION LTD 7F No 2 Building 2601 Songhuajiang Road Shanghai 200437 P R C T 86 21 65 55 74 55 Fax 86 21 65 55 24 41 china helmutfischer com www helmutfischer com ITALY HELMUT FISCHER S R L Tecnica di Misura Via Columella 40 l 20128 Milano T 39 0 22 55 26 26 Fax 39 0 22 57 00 39 italy helmutfischer com www helmutfischer com HONG KONG FISCHER INSTRUMENTATION FAR EAST LTD Unit 2901 Level 29 Metroplaza Tower 2 223 Hing Fong Road Kwai Chung N T Hong Kong T 852 24 20 11 00 Fax 852 24 87 02 18 hongkong helmutfischer com www helmutfischer com SINGAPORE FISCHER INSTRUMENTATION S PTE LTD 102 E Pasir Panjang Road 04 04 Citilink Warehouse Complex Singapore 118529 T 65 62 76 67 76 Fax 65 62 76 76 67 singapore helmutfischer com www helmutfischer com USA FISCHER TECHNOLOGY INC 750 Marshall Phelps Road Windsor CT 06095 USA T 1 86 06 83 07 81 Fax 1 86 06 88 84 96 Watts 800 243 84 17 info fischer technology com www fis
60. ENU to retrieve the display of the single readings Blck Number of the selected block n Consecutive number of the displayed single reading Use the arrow key A or V to select the sin gle reading that is to be overwritten Remeas DEL Use DEL to delete the displayed single reading Back MENU Use MENU to exit the dis play of the single readings Use DEL to delete the reading remeasure Prompt to make a new measurement Cancel DEL Use DEL to cancel the procedure the reading stored previously will be retained Make a measurement The measured val ue will be displayed Blck Number of the selected block n Consecutive number of the newly measured single reading Select and overwrite additional readings Or Back MENU Press MENU to return to the display of the evaluation of the current block Pressing MENU stores the newly mea sured reading and returns you to the eval uation display of the current block Page 103 Measuring Measuring Key sequ Detail of the LCD Explanation Action display ENTER rani Use ENTER to end the block result display The last block will be closed automatically 1 0 2 and a new block will open If additional measurements are to be made in the last rere a a F Not yet closed block do not press ENTER instead select the still open block and press the arrow The instrument is again ready to make measurements 7 6 Measurements in
61. ES 2ero_ cal BLOCK RES Zerc car Detail of the LCD Explanation display System bis zero CAL Ferrit 0 00 0 0300 lt xn lt 0 2500 zero CAL Ferrit 0 00 0 3000 lt Xn lt 0 7000 zero CAL Ferit 0 00 0 5000 lt xn lt 0 9000 gero CAL Ferit 0 00 0 8000 lt xn lt 0 9990 zero CAL Ferit 0 00 s 0 00 n 0 Operators Manual FERITSCOPE FMP30 Retrieve the master calibration from the Service functions menu and use ENTER to start the procedure Relevant explanations beginning on Page 79 Use BLOCK RES to display the Xn range for calibration standard 1 0 0300 lt Xn lt 0 2500 The normalized countrates Xn of calibration standard 1 must be within these limits of the Xn range Use BLOCK RES to display the Xn range for calibration standard 2 0 3000 lt Xn lt 0 7000 Use BLOCK RES to display the Xn range for calibration standard 3 0 5000 lt Xn lt 0 0000 Use BLOCK RES to display the Xn range for calibration standard 4 0 8000 lt Xn lt 0 9900 Use BLOCK RES to end the display of the Xn range It is now possible to continue the master calibration Or Press CAL DEL to return to the mea suring mode Page 83 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration 6 4 5 FISCHER FERITSCOPE FMP30 MASTER CALIBRATION 23 07 08 13 34 Appl No 4 Probe FGAB1 3Fe Fe fe 104 2 Fe
62. FERITSCOPE FMP30 23 07 08 Applications 0 sheet FGABI1 3Fe Fe 23 07 08 n 7 1 face FGAB1 3Fe Fe n 3 2 level FGABI1 3Fe Fe n 0 Fig 5 1 List of set up Applications Example Explanations to Fig 5 1 FISCHER FERIT Instrument type SCOPE FMP30 2008 07 23 Current date 0 1 2 1st column Number of the Application sheet face Application designation appears only if an Applica tion designation has been assigned El Page 52 FGAB1 3Fe Short form designation for the probe that has been used to set up the Application Fe Unit Fe or FN Operators Manual FERITSCOPE FMP30 Page 51 Applications Applications 2008 07 23 End of block Date of the last block closure of this Application if no date is shown the Application does not contain a closed block n Number of measurements stored in this Application 5 5 Assigning Application Designations A customer specific designation that can be comprised of a max of 16 ASCII characters can be assigned to every Application Assigning the Application designation can be carried out in the following man ner Use of the optional software MPNAME the software is available from your authorized supplier or directly from the Helmut Fischer GmbH Institute for Electronics and Metrology Transmitting the command SAN via the USB port 29 4 2 Control Commands beginning on Page 142 When making measurements in the matrix measuring mo
63. Fe 0 680 Fe fe 0 646 Fe Fe 3 08 Fe fe 3 054 Fe Fe 10 90 Fe fe 10 35 Fe Fe 17 08 Fe fe 17 034 Fe Fe 23 70 Fe fe 23 63 Fe s 1 671 Fe s 0 010 Fe s 0 038 Fe s 0 014 Fe s 0 032 Fe s 0 014 Fe 23 07 08 FISCHER FERIT SCOPE FMP30 2008 07 23 MASTER CALIBRATION Date Time Appl No Probe Fe Fe Page 84 Fig 6 2 Print form of a master calibration example Explanations to Fig 6 2 Instrument type Current date Master calibration will be documented Date and time of the master calibration Number of the Application Documenting the Master Calibration with a Printer Measurements on uncoated specimen base material Measurements on Master calibration standard 1 Measurements on Master calibration standard 2 Measurements on Master calibration standard 3 Measurements on Master calibration standard 4 Measurements on Master calibration standard 5 Probe that has been used to perform the calibration Applied measurement method Confirmed rated value for the ferrite content of the calibra tion standards Operators Manual FERITSCOPE FMP30 fe 6 5 Mean value of all readings obtained for this step of the calibration Standard deviation of the readings obtained for this step of the calibration Determination of the Normalized Countrate Xn ofa Calibration Standard During a Master Cal
64. Fig 8 1 or the long E Fig 8 2 version will be printed Application No 0 Block No 3 n 1 fe 10 4 n 2 fe 10 4 n 3 fe 10 4 n 4 fe 10 3 n 5 fe 10 2 FISCHER FERITSCOPE FMP30 25 07 08 Appl No 0 Block result Block No 3 24 07 08 23 10 Mean value fe 10 33 0 13 Std dev s 0 10 n 5 Fig 8 1 Printout of a short block result example Page 128 Operators Manual FERITSCOPE FMP30 Application No 0 Block No 3 n LSL USL 10 2 10 8 yi 10 4 Z 10 4 ai 10 4 4 10 3 5 lt lt 10 2 FISCHER FERITSCOPE FMP30 25 07 08 Appl No 0 Block result Block No 3 24 07 08 12 11 Mean value fe 10 33 0 13 Std dev s 0 10 n 5 C O V 0 99 lowest value 10 17 highest value 10 42 N PE E l values lt LSL 10 20 20 00 Ni ae ac 0 values gt USL 10 80 0 00 gt enabled Fig 8 2 Printout of a long block result with tolerance limits enabled example 8 1 2 Printout of the List of Single Readings Pressing the PRINT key during the block result display will also print a list of the single readings in addition to the long or short block result Shown below are ex amples of printouts of readings with tolerance limits disabled Fig 8 3 and with tolerance limits enabled S Fig 8 4 Application No 0 Block No 3 n 1 fe 10 4 n 2 fe 10 4 n 3 fe 10 4 n 4 fe 10 3 n 5 fe 10 2
65. I 10 3 2 gt 10 4 AJ 10 4 4 10 2 5 10 2 FISCHER FERITSCOPE FMP30 24 07 08 Appl No 0 Block result Block No 2 24 07 08 22 05 Mean value fe 10 29 0 10 Std dev s 0 08 n 5 C O V 0 79 lowest meas 10 21 highest meas 10 38 0 values lt LSL 10 20 0 00 0 values gt USL 10 80 0 00 Application No 0 Block No 3 n LSL USL 10 2 10 8 I 10 3 2 lt lt 10 2 Fig 7 5 Printout of the block results example Operators Manual FERITSCOPE FMP30 Page 99 Measuring Measuring The readings and the block results of a single block can be printed during the evaluation of this particular block by pressing the PRINT key amp 8 1 1 Documenting the Block Result With a Printer beginning on Page 128 Appl No 0 Block No C O V FISCHER FERITSCOPE FMP30 24 07 08 Block result Mean value fe 10 15 0 13 0 11 n 5 1 06 lowest meas 10 07 highest meas 10 33 4 values lt LSL 10 20 80 00 0 values gt USL 10 80 0 00 Std dev s 24 07 08 12 09 Fig 7 6 Printout of the block results of a single block example Explanation to Fig 7 3 up to Fig 7 6 FISCHER FERIT SCOPE FMP30 2008 07 24 Application No Block No n fe LSL USL lt lt gt gt fe C O V Page 100 Instrument type Current date Number of the Application Nu
66. Operators Manual FERITSCOPE FMP30 Fische m Coating Thickness IAT Material Analysis YV Microhardness Q Material Testing Page 2 Operators Manual FERITSCOPE FMP30 Order number Version 1 0 902 097 08 08 FERITSCOPE FMP30 Operators Manual Determination the ferrite content of austenitic and DUPLEX stainless steel and determination of the ratio of martensite in austenitic stainless steels 2008 Copyright by Helmut Fischer GmbH Institut f r Elektronik und Messtechnik Sindelfingen Germany All rights reserved No part of this manual may be reproduced by any means print photocopy microfilm or any other method or processed multiplied or distributed by electronic means without the written consent of Helmut Fischer GmbH Institut fur Elektronik und Messtechnik Operators Manual FERITSCOPE FMP30 Page 3 1 Table of Contents Important Information 1 1 Trademarks and Liabilities 1 2 Symbols and Conventions Used in the Manual 1 3 Intended Use 0 0 0 0 ee ee 1 4 General Information 000 cee 1 5 Requirements on the Operating Personnel 1 6 Power Connection 0000 ee eee eee 1 7 Environmental Conditions 1 8 Probe Handling 0 ccc ee ee 1 9 Handling Storage and Transport of the Base and the Calibration Standards 4 1 10 Instrument Repairs
67. P30 1 9 Do not place standard probes on hot or acid wetted sur faces do not immerse them in liquids Special probe models are available for such applications ref the probe data sheets of the brochure Measurement Probes and Measure ment Aids Optimized Probes You can obtain this bro chure from the Helmut Fischer GmbH Institute for Electronics and Metrology or from your authorized supplier Handling Storage and Transport of the Base and the Calibration Standards The instrument is normalized and calibrated using a base and calibration stan dards ferrite standards Proper condition of the calibration standards is an important prerequisite for a correct calibration and thus for a correct measurement Observe the following to ensure the proper condition of the calibration standards YA A Operators Manual FERITSCOPE FMP30 Page 13 To keep wear of the base and the calibration standards during the con tacting measurements to a minimum use them for the calibration only and not for test measurements Do not soil or scratch calibration standards Replace corroded or scratched calibration standards or those with strong indentations with non damaged clean standards To protect the calibration standards from dirt or damage keep them in their supplied case for transporting and storing Important Information Important Information 1 10 Instrument Repairs No repairs should be performed on the instrument able
68. RATION 23 07 08 12 43 Appl No 3 Probe FGAB1 3Fe fe 104 2 Fe Fe 0 680 Fe fe 0 646 Fe Fe 3 08 Fe fe 3 054 Fe Fe 10 90 Fe fe 10 35 Fe Measurements on Base s 1 671 Fe Measurements on s 0 010 Fe Calibration stan dard 1 Measurements on s 0 038 Fe Calibration stan dard 2 Measurements on s 0 014 Fe Calibration stan dard 3 Fig 6 1 Print form of a corrective calibration example Explanations to Fig 6 1 FISCHER FERIT SCOPE FMP30 2008 07 23 CALIBRATION Date Time Appl No Probe Fe Fe fe Page 76 Instrument type Current date Corrective calibration is being documented Date and time of the corrective calibration Number of the Application Probe that has been used to perform the calibration Applied measurement method Confirmed rated value for the ferrite content of the calibra tion standards Mean value of all readings obtained for this step of the calibration Standard deviation of the readings obtained for this step of the calibration Operators Manual FERITSCOPE FMP30 6 4 Master Calibration The master calibration determines the coefficients of the master characteristic and stores them in the EEPROM of the probe plug These coefficients determine the master characteristic 1 e the correlation between the measurement signal of the probe and the ferrite content The EEPROM of the probe plug includes memories for the coeff
69. TER to end the cur rent calibration step If a corrective calibration is desired with 2 or 3 standards proceed in the same man ner with calibration standards 2 and 3 Otherwise Use ENTER to end the correc tive calibration The new characteristic will be computed automatically and stored The instrument is again ready to make measurements Page 73 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration Key sequ Action ENTER ENTER Corrective cal i i finished tive calibration has been carried out suc p Succ enstun ty cessfully appears Print PRINT Pressing ENTER confirms the message Continue ENTER Detail of the LCD Explanation display A confirmation indicating that the correc 1 PRINT A print form of the corrective cali bration will be printed if a printer is con nected and switched on Page 76 Fernit The new characteristic will be computed automatically and stored The instrument _ is again ready to make measurements Appl O Fe 2 1 LCD Display beginning on Blck 1 n 0 Page 16 To verify a correct calibration perform several reference measurements on certified calibration standards The corrective calibration must be repeated if the mean values obtained from several single readings are not within the guaranteed error limit stated on the calibration standards o if the deviations are unaccepta
70. WON SOS NS 606 NS dat MEYI dat bavod N34 giddy N4 siddy 9 IED 9 WON G IED WwoN SOS NS 606 NS 44 6 bMavoS J Lavos N43 giddy N4 giddy ug JED U9 WON 44 e bMavos Nda piddy FIED p Woy SOS NS dat LMY Nd piddy FIED p WON SOS NS J LMavos N4 riddy E 10 WON Jd lavos N4 1ddy g uoHeaddy jo uoneiques aAI 9e1105 12D WON LOL NS Jd Lavo N4 1ddy apow Burgu y Buijqeug IEJ WON LOL NS dat lavd N4 1ddy Z 129 Z WHON JJO kE HAYS Nd ziddy C JED g WON EDE NS 340S l E HAYO N4 ziddy C ED g WIN EDE NS Jd0S FE HAYS N4 ziddy REEN 44 gY p iddy IED won LOL NS dat bavOd Liddy LIED WON LOL NS dat bavOd Liddy 79 uoneaijddy 40 UOHEIQIED 9AI I91I04 y Jayy suonesjddy apo Buiyury ay Buyjqeug sayy suonesyjddy pow Buyu 3y Buljqeug 0 oud suoesjddy Fig 5 3 Example for linking of applications Page 65 Operators Manual FERITSCOPE FMP30 Applications Immediately following the linking procedure Q Because a normalization or a corrective calibration has not yet been carried out immediately following the linking procedure the normal izations and corrective calibrations of the linked Applications still dif fer from each other Applications 4 and 6 are also linked to each other 3 34
71. aken as fast as possible until the probe is lifted off Only the determined mean value is stored Page 90 Operators Manual FERITSCOPE FMP30 This measuring mode is advantageous if a mean values of the ferrite content dis tribution is to be determined quickly within a reference area This mean value is added to a measurement series as a single reading With online output of the single readings via the USB port enabled only this mean value will be output as well The magnetic poles are subject to increased wear when moving the G probe across a surface Key sequ Detail of the LCD Action display Ferrit Appl O Fe Blck 1 n 0 Operators Manual FERITSCOPE FMP30 Explanation Switch area measurement on from the menu Service Functions Measurement Measuring Mode E 10 7 4 Measuring Mode Standard Area Measurement Auto matic Measurement beginning on Page 182 and place the probe on the specimen The LCD displays the symbol 3 for as long as the probe is on the specimen In addition an audible signal sounds when the probe is placed on the specimen Move the probe with a slight and uniform pressure across the specimen Appl Application number Fe Displays ferrite contents in ferrite percent measured variable of the open Application 10 7 6 Measured Vari able beginning on Page 185 Blck Number of the current block n Number of the measurements block size store
72. al ly Use DEL at any time to cancel the setting procedure appears on the LCD display as long as the Matrix measuring mode is enabled The number of applications and blocks cannot be changed without a re initialization With a re initialization of the instrument the stored measurement data as well as the normalization and the corrective calibration of all Applications will be deleted After a re initialization all Applications must be set up anew Page 176 Operators Manual FERITSCOPE FMP30 10 6 4 Linking Applications Key sequ Detail of the LCD Explanation Action display System gt Select Instrument Mode by pressing the MA H ee ee arrow keys A or V and confirm the selec Print tion with ENTER Device Mode Measurement ENTER sevice Wade Select Linking by pressing the arrow key mode A or V and confirm the selection with EN TER Linking ENTER This settings option appears only when dual method is set for all Applications set up with dual probes E 5 Applications beginning on Page 45 Select the desired mode by pressing the arrow keys A or V and confirm the selec tion with ENTER off Applications are not linked to each other linking mode disabled _ Link appl on All applications that have been set up a as using the same probe will be linked with 0 k each other linking mode enabled Use DEL at any time to cancel the setting procedure To
73. al FERITSCOPE FMP30 A With Application selection and tolerance limit input Changes the information displayed on the LCD display With the calibration Sets the target value of the used calibra tion standard that will be displayed after the CAL Target noti fication With parameter selection Selects the desired parameters The display will change faster if A is pressed for longer than 3 seconds with external start enabled Triggers a measurement Turns the free running display mode on off With Application selection and tolerance limit input Changes the information displayed on the LCD display With the calibration Sets the target value of the used calibra tion standard that will be displayed after the CAL Target noti fication With parameter selection Selects the desired parameters The display will change faster if V is pressed for longer than 3 seconds APPL No Selects the desired Application and then DEL Deletes the selected Application and then APPL No Displays the probes assigned to the Applications and then A or v Selects the desired Application and then ENTER Confirms the selection of the desired Application and returns to the measurement screen Operators Manual FERITSCOPE FMP30 Page 21 Description of the Instrument Description of the Instrument Displaying and entering of the application specific set tings Tolerance Limits Resolution Block size
74. alibra tion standard Example 0 680 Fe Cancel ENTER Using ENTER cancels the calibration procedure Pressing FINAL RES Determination of the Normalized Countrate Xn of a Calibration Standard During a Mas ter Calibration amp Page 85 Pressing BLOCK RES Displaying Xn Ranges for Calibration Stan dards for the Master Calibration Page 83 Make about 5 measurements at different locations of the calibration standard Delete DEL Use DEL to delete the last measurement DEL 2x DEL to delete all readings obtained for the normalization OK ENTER Use ENTER to end and store the calibration step Page 81 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration Key sequ Detail of the LCD Action display or V ENTER ero CAL Femi x 0 00 s 0 00 n 0 ENTER Master Calibratio Finished successfully Print PRINT Continue ENTER Explanation Use the arrow keys A or V to set the rated ferrite content value of the calibration stan dard The rated value can be set faster if a mea surement is performed on the calibration standard and then the rated value is cor rected using the arrow keys A or V This step is not required if the rated value for the ferrite content coincides with the stored displayed value OK ENTER Using ENTER ends the cur rent calibration step Proceed with calibration standard 2 in the same a
75. alibration standards The mid portion of the calibration curve approaches a straight line and con stitutes the range with the lowest relative measurement error As long as no normalization or corrective calibration has been performed the calibration curve is identical with the master calibration curve During nor malization or corrective calibration the calibration curve is adjusted to the in dividual measurement application and the coefficients of the normalization or corrective calibration are stored in the open Application The ferrite content is displayed in dependence of the countrate X as a calibration curve X Xpgase Base ferrite content 140 FN or 105 Fe X Xs ferrite content O FN or 0 Fe Figure 16 3 Calibration curve ferrite content as a function of the countrate Operators Manual FERITSCOPE FMP30 Page 211 Glossary The ferrite content Fe is displayed as a function of the countrate Xn in a calibra tion curve Xn 0 Base ferrite content 140 FN or 105 Fe Xn 1 ferrite content 0 FN or 0 Fe Figure 16 3 Calibration curve ferrite content as a function of the normalized countrate Calibration standards ferrite standards Objects with the same attributes or as close as possible as the measuring ob ject with known ferrite contents that have been measured with an extremely accurate test method Calibration standard set Calibration standard set The calibration standard sets used for
76. am 22 04 pees weeds cwee deb bee Seeks 160 WA UB oi es ee es a ee a eee eo eee Be G 161 104 1 OUMU oo Screen eared a Ete wa Shwe eed ye a eae a 161 10 4 2 Group Separator 0 ee 162 10 4 3 Send Free Running Mode 163 1020 PANUNG s oe 25 Phin ok ood ad E oe ed eb oe 164 10 5 1 Printer Selection 0 0 0 00008 164 10 5 2 Left Margin Setting 00005 165 10 5 3 Print Individual Single Readings 166 10 5 4 Block Result 0 000000 2s 167 10 5 5 Final Result 0 0 0 0 00 ee eee 168 10 5 6 Histogram ee 169 10 5 7 Auto Formfeed 0 0 00 00 e ee 170 10 6 Instrument Mode 0 000000 171 10 6 1 Restricted Operating Mode 171 10 6 2 Analog Display 0 0 0 ee eee 173 10 6 3 Matrix Mode a2s0c4 cteawe eee OR wade een bs 174 10 6 4 Linking Applications 00005 177 10 7 Measurement 2 000 ee eee ee 178 10 7 1 Audible Signal 2 0 0 0 cee eee 178 10 7 2 Measurement Effect 00 179 10 7 3 External Start 00 0 0 004 180 Page 8 Operators Manual FERITSCOPE FMP30 10 7 4 Measuring Mode Standard Area Measurement Automatic Measurement 4 182 PORTS UNC seu coe cee Boats Ghee ap ected wate weal ne hon es 184 10 7 6 Measured Variable 0000 eee 185 10 8 Storage Mod
77. argeable batteries with about 45 h service life at 2100 mAh Size AA or Mignon AC adapter 9 V 150 mA 100V 230 V Power consump 0 3 W with the LCD display not illuminated tion 0 5 W with the LCD display illuminated Connectors Probe 10 pin round plug AC adapter 2 pin barrel connector Mini USB port for connecting a printer and a PC Minimum About 0 2 seconds in the free running mode time between two measurements Minimum lift off distance between two mea surements Page 26 Operators Manual FERITSCOPE FMP30 Measurement Depends on the connected probe range trueness These and other probe characteristics can be obtained and repeatability from the brochure Measurement Probes and Measure precision ment Aids Optimized Probes of Helmut Fischer GmbH Institute for Electronics and Metrology or can be request ed from your authorized supplier or directly from Helmut Fischer GmbH Institute for Electronics and Metrology 2 5 Contents of Shipment and Options After receiving the shipment packaging and content should be checked for po tential damage If the packaging the content or the accessories show signs of damage retain the packaging It might be needed to assert a claim for damages versus the shipping company It is also advisable to keep the packaging for future transport Also verify that all components of the standard content of the shipment and all ordered options are present Notify your
78. asurement by pressing the ar row key A or V and confirm the selection with ENTER Select Extern start by pressing the arrow keys A or V and confirm the selection with ENTER Select Extern Start on or Extern Start off by pressing the arrow keys A or V and confirm the selection with ENTER off External start is not possible Exter nal start disabled on External start is possible enabled i e external measurement acquisition can be triggered by pressing the key A or FI NAL RES during a normalization or cali bration Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display ENTER Extern start _ Delay 500 ms Explanation Select the desired delay by pressing the arrow keys A or V and confirm the selec tion with ENTER 0 ms no pause after external start 100 ms 100 ms pause after external start to 2500 ms 2500 ms pause after external start Page v CAL Press CAL to leaf through the pages Use DEL at any time to cancel the setting procedure not permissible because it would not allow for a measurement acquisition If this combination is set the instrument will automati cally reset the parameters to measurement effect on and external Q The combination measurement effect off and external start off is start off Operators Manual FERITSCOPE FMP30 Page
79. asurements With Tolerance Limits Enabled beginning on Page 94 If the measurement acquisition signal is disabled during measurements in the free running display mode the audible signal for indicating a violation of the tolerance limits is automatically disabled as well 10 7 1 Audible Signal be ginning on Page 178 Operators Manual FERITSCOPE FMP30 Page 107 Measuring Measuring Key sequ Action V lt Page 108 Detail of the LCD display 10 3 Appl O Fe Blck 1 n 1 Explanation Press the arrow key V to enable the free running display mode 4 2 Will appear on the LCD display 3 00 8 00 Limits for the analog display example Place the probe on the specimen and move it across the surface of the specimen to determine the lateral ferrite content dis tribution 3 00 8 00 Limits for the analog display example lt gt The lower or upper limit of the analog display is violated Lift the probe off the specimen Use V to disable the free running display mode The last reading taken before the free run ning display ode will be displayed Operators Manual FERITSCOPE FMP30 7 7 Measurements in Standard and Matrix Measuring Mode The preparations required for making the actual measurement are independent of the selected measuring mode and are described in the Chapters amp 7 1 Prepari
80. ation of a process in relation to the width of the specification limit range USL LSL into account The process capability index cpk takes the position of the mean value in relation to the set specification limits into account The FERIT SCOPE FMP30 computes Cp and Cpk as follows _ OGW UGW 6 0 Cop Min 2e FeO l 3 0 3 0 where Fe Mean vale of the group mean values Cp process capability index Cpk critical process capability index USL upper specification limit LSL lower specification limit 7N O estimated value for the theoretical standard deviation O Operators Manual FERITSCOPE FMP30 Page 219 Glossary Glossary Process control chart quality control chart SPC chart Statistical Process Control SPC often uses random samples to control a pro duction such that the production process is under statistical control To do this the variable features of the manufactured product are entered in a process control chart Process control charts plot process variation over time and help to identify the causes of variations A random sample is taken from the pro duction process 1s measured and the result e g mean value and standard de viation x s chart is graphically documented The results of the control chart are used to determine when action should be taken in the process Quality control chart Process control chart quality control chart SPC chart Quality assurance All measures taken by a producer t
81. ay indicates that the instrument does not recognize the connected probe In such a case A new Application must be set up for the connected probe El 5 1 Setting Up an Application beginning on Page 45 and or The probe must be assigned to the instrument or to the respective Applica tion respectively i 4 2 Assigning a New Probe beginning on Page 43 or The probe that has been linked to the respective Application thus far must be reconnected A new corrective calibration must be performed after the probe has been assigned Page 71 Operators Manual FERITSCOPE FMP30 Page 35 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning 3 3 Instrument On Off To avoid erroneous readings no metallic objects must be in close G proximity to the probe tip when powering up the instrument The minimum distance is 25 mm 3 3 1 Measurement Method of the Connected Probe After powering up the instrument the measurement method Ferrite appears on the LCD display The unit of measurement for displaying the readings of the cur rent Application is displayed next to it J 10 7 5 Unit beginning on Page 184 Explanation Ferrite content in ferrite percent FN Ferrite content in ferrite numbers using the connected probe It is not possible to make measurements when the display is flashing To make measurements an Application must be set up using the con nected probe
82. batteries AA or mignon or 4x 1 5 V NiMh rechargeable batteries 2100 mAh AA or mignon 3 1 1 Power Connection due to a wrong line voltage the instruments must be connected to a power outlet only via the AC adapter provided by Helmut Fischer GmbH Institute for Electronics and Metrology The line voltage must agree with the line voltage rating stated on the nameplate of the AC adapter i To avoid damage to the instrument or wrong measurement results To connect the instrument to the line voltage via the AC adapter the AC adapter must be connected to the instrument and to the line power outlet The instrument must be switched off for this purpose Page 30 Operators Manual FERITSCOPE FMP30 3 1 2 Installing or Replacing Batteries Indicator for battery replacement Batteries or rechargeable batter ies should be replaced A If the battery voltage is too low the instrument will turn off automatically Procedure Battery Replacement 1 Use ON OFF Page 36 to switch the instrument off if not yet done 2 Place the instrument with its back pointing up on the table Open and remove the battery compartment cover on the rear of the instrument as depicted below Fig 3 1 Opening the battery compartment cover 3 fold batteries are in the instrument remove them from the unit Other wise install new batteries directly observe the correct polarity of the bat teries Place damaged or used batteries rechar
83. bit is set such that Ones of the byte always result in an even or an odd number corresponding to an even or odd parity The type of parity must be defined prior to the data transfer By checking the par ity the receiver can determine if simple bit transfer errors occurred Pin Connectors for integrated circuits or connecting plugs of technical devices Usually in the shape of a pin Page 218 Operators Manual FERITSCOPE FMP30 Precision Agreement between the single measurement results under precisely defined test conditions The precision is composed of reproducibility and repeatabil ity Accuracy Reproducibility Repeatability Repeatability pre cision Process capability The process capability is assessed by the indices cp and cpk For further in formation see 4 Process capability is met when the process capability exceeds specified val ues Commonly required is C gt 1 33 and CoR gt 1 0 Process capability is a measure for long term influences stemming from the so called 6 Ms mankind machine material method measuring instrument and milieu To determine the process capability a longer sequence of cycli cal production steps needs to be employed same product same production line same conditions but different orders on different days Process capability index The process capability is assessed by the indices cp and cpk For further in formation see 4 The process capability index cp takes the devi
84. ble again a master calibration must be performed Page 74 Operators Manual FERITSCOPE FMP30 6 3 3 Q Deleting a Corrective Calibration When deleting the corrective calibration only the corrective calibra tion of the open Application will be deleted The corrective calibra tions of the other Applications are retained However if the linking mode is enabled 3 on the LCD display the corrective cali brations of all Applications that are linked with the open Application will be deleted Key sequ Action CAL DEL DEL Detail of the LCD display CAL Ferrit 0 00 s 0 00 n 0 Base material Fe Delete Cal Yes DEL No ENTER Operators Manual FERITSCOPE FMP30 Explanation Use CAL to start the corrective calibration of the open Application Delete cal DEL Using DEL deletes the corrective calibration Cancel CAL Using CAL cancels the corrective calibration the stored corrective calibration is retained unchanged Yes DEL The corrective calibration will be deleted No ENTER Cancels the delete proce dure The corrective calibration will be deleted The instrument is again ready to make measurements Page 75 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration 6 3 4 Documenting the Corrective Calibration with a Printer Fe FISCHER FERITSCOPE FMP30 23 07 08 CALIB
85. ble signal for the measurement acquisition recognized outliers will not be integrated in the evaluation of the current block or the current Application only the signals for indicating the outlier measurements will sound if the measurement acquisition signal has been disabled outlier measurements recognized in the auto averaging mode will not be integrated in the measurement calculation and only the audible signals indicating an outlier measurement will sound when an outlier is recognized a violation f the tolerance limits will not be indi cated Detail of the LCD Explanation display Fernit Outlier appears briefly in the information lines of the 1 0 4 LCD display in addition to the audible signal if a past reading with the number n in the example n 1 is rec d tiier i ognized as an outlier measurement thereafter the mea In 3 3 1 surement just taken will appear Operators Manual FERITSCOPE FMP30 Page 97 Measuring Measuring 7 4 Documenting the Measurement with a Printer With a connected and powered up printer it is possible to print individual read ings by pressing the PRINT key l Fig 7 3 and Fig 7 4 Print single readings on must be set from the Service Functions Print menu E 10 5 3 Print Individual Single Readings be ginning on Page 166 Application No 3 Block No 1 n 1 fe 10 8 n 2 fe 10 8 n 3 fe 10 8 n 4 fe 10 8 n 5 fe 3 1 n 6
86. cating tolerance limit violations are disabled A violation of a tolerance limit will be indicated only through J and f or displayed on the CD display 7 6 3 Analog Display When making measurements in the free running display mode the analog dis play facilitates a quick recognition of tendencies in ferrite content changes If an alog display is enabled and measurements are made in the free running display mode the analog display with the set limits will appear in place of the informa tion lines The reading will appear between the limits as an analog bar Enabling the analog display Page 173 As long as the tolerance limits have not been enabled the measurement range limits of the connected probe will be displayed as the limits for the analog dis play Once the tolerance limits have been enabled the set tolerance limits will be displayed as the limits for the analog display S 5 6 1 Tolerance Limits begin ning on Page 54 Q With the free running mode enabled the tolerance limits cannot be set through a measurement but only via the arrow keys If a reading violates the upper or lower specification limit when making measure ments in the free running display mode and the measurement acquisition signal is enabled the respective signal for indicating the violation of the tolerance limit will sound S 7 3 4 Audible Signals After the Measurement Acquisition be ginning on Page 93 or 7 3 5 Me
87. ce menu Use ENTER to confirm the selection ENTER Select Histogram by pressing the arrow keys U or U and confirm the selection with ENTER off No histogram output when displaying the final result on Histogram output when displaying the final result Use DEL at any time to cancel the setting procedure For print settings of the histogram display proceed as described G under 10 5 6 Histogram beginning on Page 169 Page 160 Operators Manual FERITSCOPE FMP30 10 4 USB 10 4 1 Output Key sequ Detail of the LCD Explanation Action display System _ Select USB from the service menu evarusEton _ Use ENTER to confirm the selection ENTER E USB Select the desired output mode by press epee eo poke ing the arrow keys A or V and confirm the Send in free A selection with ENTER Output t t i nega Single meas Single reading output via Single meas Block mean valuel the USB port Output to port Block mean value Block mean value Single meas J output via the USB port Block mean values Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 161 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 4 2 Group Separator Key sequ Detail of the LCD Action display A System b Evaluation ml ENTER Group separator Page 162 Explanation Select USB from the
88. cher technology com ISO 9001 SQS Registration No 11899 Valid for Helmut Fischer AG and Branch Offices JAPAN FISCHER INSTRUMENTS K K Shinmei 1 9 16 Souka shi Saitama ken 340 0012 Japan T 81 489 29 34 55 Fax 81 489 29 34 51 japan helmutfischer com www helmutfischer com THE NETHERLANDS HELMUT FISCHER MEETTECHNIEK B V Tarasconweg 10 NL 5627 GB Eindhoven Postbus 1828 NL 5602 CA Eindhoven T 31 40 248 22 55 Fax 31 40 242 88 85 netherlands helmutfischer com www helmutfischer com INDIA FISCHER MEASUREMENT TECHNOLOGIES INDIA PVT LTD Florida Amenity S No 41 Keshav Nagar Mundhwa IN Pune 411036 T 91 20 26 82 20 65 Fax 91 20 26 82 20 75 india helmutfischer com www helmutfischer com
89. coustic signals 92 Automatic 90 92 Measurement display 56 Measurement effect 179 Measurement method 36 Measurement output 161 162 163 Measuring modes 26 Messages 194 Operators Manual FERITSCOPE FMP30 N New 45 Normalization 68 69 Print form 70 Normalized count rate Xn 85 O Offline operation 147 On Off 36 Online operation 140 Operating Personnel 10 Options 28 Outlier measurement 97 Outlier rejection 60 97 P Peep tone 92 93 178 Power Connection 11 30 Power consumption 26 Printer 25 connection 146 Printer output 146 Settings 164 Printer output 146 Probe 23 Angle probe 88 axial 88 Connection 33 Connector Socket 15 Handling 12 42 probe assigning 43 Probe connector 33 Probe connector socket 34 Probe plug 23 34 R Readings Group separator 141 Transferto PC 140 Page 235 Rechargeable battery 37 Re initialization 157 Repairs 14 Resolution of the measurement dis play 56 S Service function Analog display 173 Area measurement 182 Automatic measurement 182 Block change 174 Contrast 153 Date Time 150 151 External start 180 Histogram and block evaluation 159 Instrument mode 171 Language 149 Lighting 154 Master calibration 187 Measured variable 185 Measurement effect 179 Measurement output 161 162 163 Printer 146 Re initialization 157 Standard and matrix measuring mode 174 Storage mode 187 Switch off mode 156 Service functions 147 Single r
90. cs has not been balanced properly Be cause of this measure ment data may be incorrect Internal write read error The probe contains an unknown data format Unable to compute a measurement because a normalization has not been carried out in this Application on the cur rent base material Internal instrument er ror Unable to create an ad ditional block because the maximum number of 4 000 blocks has been reached Operators Manual FERITSCOPE FMP30 Correction Inform customer ser vice Inform customer ser vice Perform a software up date Perform a normaliza tion Inform customer ser vice Delete the measure ment data stored in the Application or delete a complete Application start on Page 68 101 101 Page 201 Malfunctions and Messages Malfunctions and Messages Malfunction Mes sage w001 Printer not ready w003 Options corrected w004 Action canceled w005 1 Point calibration Page 202 Cause Printer switched off or offline Printer not connected to the instrument Wrong printer setting in the service function Instrument corrected faulty settings autono mously A procedure was can celed e g the correc tive calibration was canceled using EN TER Two point calibration performed with calibra tion standards with fer rite contents that are not sufficiently far apart
91. cted With every modification of the measured variable a prompt for deleting readings already stored in the open Application will appear because it is not possible to evaluate different types of measured variables statistically This prevents erroneous interpretations of the measurement results Q The measured variable can be set differently in each Application Operators Manual FERITSCOPE FMP30 Page 61 Applications Applications Measure ment pro Ferrite con tent or FN norm countrate Countrate Fe FN and Xs Xn and Xs Page 62 Operators Manual FERITSCOPE FMP30 display Ferrit 10 2 Fe 1 n 2 Appl 0 Blick Ferrit FN 10 5 Appl O FN Blck 1 n 1 Ferrit 8136 Appl 0 Ferrit 29469 Appl 0 Ferrit 10 3 xs 22861 Appl O Fe Blck 1 n 1 Ferrit FN 10 5 xs 22861 Appl O FN xs 22861 Appl 0 Detail of the LCD Explanation gram Ferrite content display in Ferrite percent FN Ferrite numbers The ferrite content will be displayed in Fe or FN corresponding to the set unit J 10 7 5 Displays the normalized countrate Xn of the measured value Blck 1 n 2 Displays the countrate X of the measured value Blck 1 n 2 Display of ferrite content and saturation countrate Xs countrate for probe in air The ferrite content will be displayed in or FN correspond
92. ction factor which is dependent on the cladding thickness can be ob tained from j Fig 7 12 amp Fig 7 12 shows that the influence of the cladding thickness is negligibly small for specimens with a cladding thickness greater than 2mm Page 120 Operators Manual FERITSCOPE FMP30 Fig 7 12 Correction Factors cladding thickness Example A ferrite content of 1 72 FN is measured on a 1 mm cladding A corrective factor of 0 6 can be obtained from B Fig 7 12 The actual ferrite content is computed in the following manner Fe Fe correction factor Fe 1 72 e 0 6 1 03 FN Operators Manual FERITSCOPE FMP30 4mm 160 m ib Fen measured ferrite content 1 2 oS c Fem 18 0 FN 2 Fen 8 83 FN 0 8 Fem 6 41 FN 0 6 i Fem 3 72 FN 0 4 Fem 1 72 FN 0 2 0 0 o 0 mm 1 0 mm 2 0mm 3 0 nm O mils 40 mIs 80m Is 120 mE layer thickness Page 121 Measuring Measuring 7 8 4 Influence of the Edge Distance on the Measurement Loca tion The reading deviates with a decreasing distance of the measurement location from the edge increasingly from the actual true ferrite content The actual ferrite content can be computed in the following manner Fe Fe correction factor where Fe actual true ferrite content Fe measured ferrite content The correction factor which is dependent on the edge distance can be obtained fr
93. d No ENTER Press ENTER to not carry Yes DEL No ENTER out the re initialization Operators Manual FERITSCOPE FMP30 Page 157 Instrument Settings Service Function Menu Instrument Settings Service Function Menu Q Press DEL only if the re initialization is indeed desired DEL L Continue ENTER Press ENTER will re Initialization finished turn you to the System menu successfully Continue ENTER Page 158 Operators Manual FERITSCOPE FMP30 10 3 Evaluation 10 3 1 Block Result Key sequ Detail of the LCD Explanation Action display Select Evaluation from the service menu Use ENTER to confirm the selection ENTER Select Block Result by pressing the arrow keys A or V and confirm the selection with ENTER Block result short Output of the short block result in the printout long Output of the long block result in the printout Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 159 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 3 2 Histogram A histogram can be presented as well when the final result is displayed 8 2 Evaluation of the Open Application Final Result beginning on Page 131 At least 30 readings are required for this To display the histogram proceed as follows Key sequ Detail of the LCD Explanation Action display Select Evaluation from the servi
94. d driver file into a folder on your PC e g C Programme USB Treiber F MP USB Q If the USB driver was downloaded from a Website of Helmut Fis 1 Connect the instrument to the USB port of your PC The Found New Hardware Wizard opens 2 Follow the instructions of the Windows wizard If the driver is not found automatically select or enter the source to search for the USB driver e g CD ROM drive removable media CD diskettes or local path Windows XP Ignore the message for the Windows Logo Test Window Hardware Installation Click the Continue Installation button and continue the installation The successful installation of the USB driver can be verified in the Windows De vice Manager Open the Device Driver Start Control Panel System Hardware tab Device Manager button You will find an additional COM port under Ports COM amp LPT e g USB Driver for FMP COMS3 if the instrument is connected to your PC via the USB interface Operators Manual FERITSCOPE FMP30 Page 139 Data Transfer Using USB Data Transfer Using USB 9 3 Transfer of the Measurement Data to the Computer Knowledge regarding operation of the computer and the software in use G which may be obtained form respective instruction manuals is required 1 Establish the USB connection Page 139 2 Select the data for online export 10 6 Instrument Mode beginning on Page 171 3 Data tra
95. d in the Application Lift the probe off the specimen An audible signal indicates the end of the measurement Page 91 Measuring Measuring Measurement Capture Through Automatic Measurements With automatic measurements a specified number of readings is taken with a se lectable time interval between 2 measurements In contrast to the area measure ment all single readings will be stored 5 Page 90 This measuring mode can be advantageous for example when the ferrite content distribution shall be determined along a line If the probe is moved by hand or a suitable mechanical device at a consistent speed along a line then the measure ment points will be at equal distances Key sequ Detail of the LCD Explanation Action display p Appl Blck Ferrit 0 1 in 2 10 4 Fe n Page 92 Switch Autom Measurement on from the menu Service functions Measurement Measuring Mode and select the desired number of measurements and the time in terval of the measurements E 10 7 4 Measuring Mode Standard Area Measurement Automatic Measure ment beginning on Page 182 Place the probe on the specimen The LCD displays the symbol f for as long as the probe is on the specimen An audible signal sounds for every mea surement that occurred All measurement data are evaluated statistically Lift the probe off the specimen Appl Application number Fe Displays ferrite contents
96. dards are suited for the master calibration only if their normalized countrates Xn are within pre established Xn ranges The limits of the Xn ranges can be queried during the master calibration without affecting the calibration The master calibration is retrieved from the service function menu 10 9 Performing a Master Calibration beginning on Page 187 Key sequ Detail of the LCD Explanation Operators Manual FERITSCOPE FMP30 Page 79 Action display 5x ENTER System q Press ENTER 5 times to retrieve the Ser ax N vice Function menu and set the identifica tion umber 159 of the service functions using the arrow keys A Retrieve the master calibration from the Service functions menu and use ENTER to start the procedure Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration Key sequ Action ENTER Q Key sequ Action in a Base Page 80 Detail of the LCD display Zero CAL Ferrit 0 00 s 0 00 n 0 Base qq Detail of the LCD display wero CAL Ferrit 106 s 0 49 n 5 Base material Fe Explanation ZERO CAL appear and remain on the LCD display while the master calibration is performed s Standard deviation n Number of measurements Base material Fe The measurements normalization should be made on base MCL Delete DEL Use DEL to delete an existing master cal
97. de each block can be assigned a designation as well E Page 115 designations appear in the information lines of the LCD display where applicable alternating with the respective numbers On print outs the Application or block designation will appear in place of the Application or block number Q Once Application or block designations have been assigned the 5 6 Application Specific Settings The following settings apply only to the settings of the open Application 1 e they are Application specific Settings that are entered after pressing the MENU key Measurement program Page 61 Unit Page 184 After pressing the MENU key the following application specific settings can be made Page 52 Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display MENU Selects a menu option by pressing A or V Tolerance Limits Page 54 i single read Outlier Reject Measurement display resolution Page 56 Automatic block size and block creation E Page 57 Number of single readings to be mea sured in auto averaging mode before an individual value is generated from them by averaging Page 58 Outlier rejection Page 60 Pressing ENTER confirms the selection Pressing DEL or performing a measure ment exits the MENU gp on the LCD display the MENU key will not be enabled i e it is not possible to modify these application speci
98. deviation Estimated standard deviation ga only specified with fixed block sizes Number of evaluated readings Block size number of readings per block Standard deviation sa is specified only if the spread of the mean values cannot be explained from the spread within the blocks according to a variance anal ysis Number of evaluated blocks Coefficient of variation Lowest reading Minimum lowest block mean value Highest reading Maximum highest block mean value Upper lower specification limit Process capability index Estimated value for the standard deviation Page 135 Evaluation Evaluation 8 2 3 Histogram A histogram S Fig 8 7 will be printed after the final result only if the respec tive histogram mode has been set up in the service functions 10 5 6 Histogram beginning on Page 169 and there are least 30 readings stored in the Application S 10 8 Storage Mode beginning on Page 187 To determine whether the evaluated readings have normal distribution the in strument performs a Kolmogorov Smirnov test if up to 40 readings are evaluat ed or a y test if more than 40 readings are evaluated during the final evalua tion The test result is printed out under the histogram and shows if a normal distribution of the readings was determined Normal distribution B Fig 8 7 or not No normal distribution B Fig 8 8 HISTOGRAM 10 1 7 x 10 5 Normal distributio
99. ds beginning on Page 142 the acquisition of reading can be triggered using A if externally triggered measurement acquisition is enabled it is not possible to retrieve the service functions Operators Manual FERITSCOPE FMP30 Page 105 Measuring Measuring 7 6 2 Q Key sequ Action V lt So H Page 106 Procedure For Making Measurements With the Free Run ning Display Mode The magnetic poles are subject to increased wear when moving the probe across a surface Detail of the LCD Explanation display Ferrit E am Appl O Fe Blck 1 n 10 5 Ferrit Appl O Fe Blck 1 n Appl O Fe Blck 1 n Appl O Fe Blck 1 n Press the arrow key V to enable the free running display mode 2 Will appear on the LCD display Appl Number of the open Application Fe Displays ferrite contents in ferrite percent measured variable of the open Application 10 7 6 Measured Vari able beginning on Page 185 Blck Number of the block n Number of readings in the block Place the probe on the specimen and move it across the surface of the specimen to determine the ferrite content distribution Lift the probe off the specimen Use V to disable the free running display mode Operators Manual FERITSCOPE FMP30 automatically when making measurements in the free running display mode Q The audible signals for indi
100. e ces 187 10 9 Performing a Master Calibration 187 IOIO AOU ee rarei been eee ee a ewe le 188 10 11 Documentation of the Instrument Configuration 188 11 Malfunctions and Messages 190 11 1 Malfunctions 0 00 eee 190 11 2 Messages onthe LCD Display 194 12 Glossary 6 205 12 1 Terms and Formula Symbols 205 12 2 Additional Literature 0 006 230 12 2 1 Statistics and ferrite content measurement 230 12 2 2 StandardS anaa ccc ee ee 231 13 Index 0 0 eee 233 Operators Manual FERITSCOPE FMP30 Page 9 Page 10 Operators Manual FERITSCOPE FMP30 1 Important Information 1 1 Trademarks and Liabilities FERITSCOPE is a registered trademark of the Helmut Fischer GmbH Institute for Electronics and Metrology The fact that the trademark characters and may be missing G does not indicate that a name is a free trademark Great care has been exercised in creating this operator s manual The Helmut Fis cher GmbH Institute for Electronics and Metrology assumes no liability for po tentially remaining erroneous or incomplete statements and their results We would however appreciate if you can make us aware of potentially existing er rors or incomplete information 1 2 Symbols and Conventions Used in the Manual The following symbols and conventions are used in this manual Indicate
101. e fran ais italiano espa ol polski czech T rk e 10 2 2 Time Key sequ Detail of the LCD Action display Device Mode Measurement ENTER ENTER Time Page 150 Time Explanation Select the desired language by pressing the arrow keys or V and confirm the se lection with ENTER Explanation aS Select System from the service menu Use ENTER to confirm the selection Select the Time by pressing the arrow key A or V and confirm the selection with EN TER Set the current time hours by pressing the arrow keys A or V and confirm the set ting with ENTER Set the current time minutes by pressing the arrow keys A or V and confirm the set ting with ENTER You will be returned to the System menu Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 10 2 3 Date Key sequ Detail of the LCD Explanation Action display Select System from the service menu Use ENTER to confirm the selection ENTER Select the Date by pressing the arrow keys or V and confirm the selection with EN Date TER Contrast F ENTER Set the current date day by pressing the arrow keys or V and confirm the setting with ENTER The order for displaying day month and year depends on the selected date for mat a 10 2 4 Set the current date month by pressing the arrow keys or V and confirm the set ting with ENTER Set the current date year by pre
102. e readings without groups separator i e during measurement data output the single readings are transferred without a group separator Operators Manual FERITSCOPE FMP30 Command PT2 PT3 ESCO ESC1 ESC2 ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC9 ESC ESC AN GAA SWAO SWAQ9 IEXO IEX99 Operators Manual FERITSCOPE FMP30 Page 143 Function Sets the measurement date output mode Single readings with group separator i e during the measurement data output the single readings are transferred and a group separator ASCII GS is transmitted between each of the measurement blocks Sets the measurement data output mode only block mean values i e during the measurement data output only the block mean values are transferred Operates the DEL key Operates the FINAL RES key Operates the BLOCK RES key Operates the ON OFF key Operates the ZERO key Operates the CAL key Operates the A key Operates the V key Operates the APPL No key Operates the MENU key Operates the PRINT key Operates the ENTER key Requests the maximum possible number of Applications that can be set up in the instrument Requests the number of the current Application Selects the Application with the number 0 99 in the instru ment Example The result of the command SWA2 is that the Appli cation with the number 2 is selected in the instrument Checks if the Application with the number 0 99 is se
103. e reference area curvature distance of the measurement location from the edge of the specimen sheet thickness cladding thickness The correction of these influencing quantities should be carried out based on the correction factors listed beginning on Page 116 ple the influence of the curvature or thickness of the specimen is not recommended because the ferrite content of the starting material can be altered even with most careful mechanical processing espe cially in the surface area that is registered by the probe Q Creating user specific calibration standards to determine for exam Probe tip wear To a certain degree probe tip wear can be corrected through a corrective cal ibration beginning on Page 71 or even better through a master calibra tion B beginning on Page 77 Too much probe tip wear which becomes noticeable through an increased scatter of the readings on a specimen with a homogeneous ferrite content distribution e g a calibration standard can not be corrected In such a case the probe must be sent to your authorized distributor or directly to the Helmut Fischer GmbH Institute for Electronics and Metrology for repair 6 1 Information Regarding Normalization Calibration and Master Calibration The information in Chapter 1 Important Information beginning on Page 9 should be observed with every normalization calibration and master calibration All measurements should be performed with
104. eading mode 96 Single readings 161 162 163 Specification Limits 54 Specification limits 94 Standard and matrix measuring mode 174 Storage mode 187 Switch off 41 Switch off mode 156 Page 236 Switchon 37 T Technical Data 26 Technical Terms 205 Temperature Operation 26 Storage 26 Terms 205 Time 150 151 Transfer formats 141 U Unit 184 USB Connection 139 Connector 15 138 Driver 139 Port 139 USB connection 138 V Voltage supply 26 30 W Warning messages 194 Warranty 14 Weight 26 X Xn 85 Operators Manual FERITSCOPE FMP30 Sales and Service Departments all around the world GERMANY HELMUT FISCHER GMBH Industriestra e 21 D 71069 Sindelfingen 49 0 70 31 30 3 0 Fax 49 0 70 31 30 3 79 mail helmut fischer de www helmut fischer com tia 5 WAN F mii het DKD D 33101 GLC o Accredited acc to DIN EN ISO IEC 17025 SWITZERLAND HELMUT FISCHER AG GREAT BRITAIN FISCHER INSTRUMENTATION G B LTD Gordleton Industrial Park Hannah Way Pennington GB Lymington Hants SO41 8JD T 44 15 90 68 41 00 Fax 44 15 90 68 41 10 mail fischergb co uk www fischergb co uk Moosmattstrasse 1 Postfach CH 6331 H nenberg T 41 41 785 08 00 Fax 41 41 785 08 01 switzerland helmutfischer com www helmutfischer com Branch Offices of Helmut Fischer AG Switzerland SPAIN FISCHER INSTRUMENTS S A C Almogavers 157 3a Planta E 08018
105. ed off Histogram does not Take more than 30 87 print because fewer measurements than 30 readings are stored in the current Ap plication Operators Manual FERITSCOPE FMP30 Malfunction Mes sage e001 Math Error e004 Appl memory overflow e006 Measurements out of range Cause Instrument internal er ror The internal instrument memory is full Unable to display read ing because it is out of the probe s measure ment range Cause Measurement carried out incorrectly Cause Measurement with eddy current probe on a non ferromagnetic base material after a normalization on a fer romagnetic base mate rial Operators Manual FERITSCOPE FMP30 Correction Use ON OFF to turn the instrument off and then again on If this error occurs re peatedly Inform cus tomer service Delete the measure ment data stored in the Application or delete a complete Application Perform measure ments on specimens with ferrite contents that can be measured with the connected probe or use a different probe Perform the measure ment correctly e g do not allow the probe to hover over the speci men before or after the measurement ob serve the minimum lift off distance Perform a normaliza tion with the eddy cur rent probe on a non ferromagnetic base material and repeat the measurement start on Page 36 101 42 68 Page
106. een the true value Agreement between the individual mea and the mean value of a measure surement results under precisely de ment result generally obtained under fined test conditions practical circumstances Repeatability Reproducibility Figure 16 1 Accuracy terms Detailed information in 20 Tolerance limits Specification limits Specification limits LSL and USL Maximum value Maximum value measured in a test series Grubbs Test Method for outlier rejection Outlier rejection Group Separator mark for the end of a block that can be transferred together with the measure ment data to the PC Frequency distribution Histogram Histogram frequency distribution Graphic representation of the single readings of a measurement series by classes ferrite content ranges of equal width The degree to which a statisti cal result is meaningful depends among other things on this distribution When evaluating the current application with a FERITSCOPE FMP30 the histogram of the ferrite content measurement values will be printed as fol lows Page 210 Operators Manual FERITSCOPE FMP30 S TOGRA n 48 4L iL 48 6L i L 48 8L Glossary E Look 493 AL SL E E E E E 43 ZL Lee 49 4L Z L 49 6L Figure 16 2 Printout of a histogram example Calibration curve characteristics Quantitative relationship between the probe signal and a function of the fer rite content as defined by c
107. efault settings of the instrument With a re initializa tion of the instrument all Applications are deleted 1 e the stored measure ment data as well as the normalization and the corrective calibration of all Ap plications After a re initialization all Applications must be set up anew In addition all settings in the service functions are reset to the default settings 1 e to the factory settings If necessary the settings will have to be made again However time date and language are not reset by the re initialization Page 216 Operators Manual FERITSCOPE FMP30 The coefficients of the master characteristic that is stored in the EEPROM of the probe plug are not affected by a re initialization because the re initializa tion concerns only the memory of the instrument Standard Calibration standards ferrite standards Normal distribution Gaussian normal distribution Gaussian distribu tion Probability distribution discovered by C F Gau in 1794 Ifa quantity X can be classified as having normal distribution 68 3 of the observed values of X are within the interval around the mean value U of the variable X 1 e the following applies to 68 3 of the observed values U O lt X lt Ut o This interval is indicated in Figure 16 7 by the gray area below the curve gt A 3 A z zi Wo u Wo Figure 16 7 Probability distribution P X of a quantity X which can be classified as hav ing normal distributi
108. en The instrument is ready to make measure ments or V Page 56 Operators Manual FERITSCOPE FMP30 5 6 3 Automatic Block Size and Block Creation Automatic block creation must be enabled and a block size must be defined for a certain number of readings to be combined in a block automatically during the measurement The block size must be between 2 and 99 7 3 6 Measurements With a Fixed Block Size beginning on Page 94 Automatic block creation is not available in the matrix measuring mode Key sequ Detail of the LCD Action display MENU m V ENTER Automatic block result or V Automatic Enter Delete measure Yes DEL No ENTER Norv Meas per block Operators Manual FERITSCOPE FMP30 Explanation Use MENU to start Settings Press the arrow key v until Block size is highlighted Use ENTER to confirm the selection Block size To activate Block size Use the arrow keys to select Automatic block result on or to deactivate block size select Automatic block result off Press DEL to delete the readings of the open Application lf measurements have already been made without a fixed block size these measure 7 ments must be deleted because the sub sequent statistical evaluation of the blocks is correct only if the number of readings is the same for each block When pressing ENTER the fixed block size mode will not be enabled Use
109. er repeatability condi tions is a measure for the repeatability The smaller the standard deviation of these measurements the better is repeatability The repeatability is dependent on the test method and the quality of the instrument but often also on the properties of the specimen e g surface roughness The standard deviation of the measurements under repeatability conditions can be reduced by gener ating the mean value of the measurements such as in auto averaging mode l Accuracy for detailed information see 20 Page 228 Operators Manual FERITSCOPE FMP30 Curvature Excess and Kurtosis are measures for the curvature e g how pointed or how wide of a distribution compared to a normal distribution A positive curva ture indicates a relatively narrow pointed distribution A negative curvature indicates a relatively flat distribution The curvature of a normal distribution is Zero When evaluating the open Application with the FERITSCOPE FMP30 Excess is calculated according to the information in 20 and stated as curvature X Countrate Countrate Xgase Zero point of the calibration curve Countrate obtained when measurements are taken on the Base of the calibration standard set Countrate Xn Normalized countrate Countrate Xs Countrate obtained when measuring on a measuring object with no ferrite content Countrate Countrate Digitized form of the measurement signal which is proportional to the ferrite
110. erators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Action display AorV o Light off after n sec always on A or V Light Enter on w power units Operators Manual FERITSCOPE FMP30 AN Explanation always on After confirming the selection always on with ENTER you are immediately returned to the menu in order to enter additional set tings on w power unit After confirming the selection on w power unit with ENTER you are immediately re turned to the menu in order to enter addi tional settings Page 155 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 2 7 Automatic Switch Off Key sequ Detail of the LCD Explanation Action display Select System from the service menu _ Use ENTER to confirm the selection ENTER System Select Auto switch off by pressing the ar row keys A or V and confirm the selection with ENTER Initialization ENTER Select the desired mode by pressing the arrow keys A or V and confirm the selec tion with ENTER Auto switch off off The instrument does not switch off of automatically The switch off mode is dis abled on The instrument shuts down automati cally if for about 5 minutes no measure ments are made or no key is pressed The switch off mode is enabled Auto switch off o of Y D on Use DEL at any time to cancel the setting procedure
111. ervice menu Page System Language Time Datum Date format Contrast Light Auto switch off Initialization Evaluation Block result 159 Histogram 160 Output to port Group separator Send in free Printer left margin Print sgl meas Block result Final result Histogram Auto formfeed Device Mode Restricted mode Analog display Matrix mode Linking Page 148 Operators Manual FERITSCOPE FMP30 start on Page Service menu Measurement Audible signal Meas signal Extern start Measuring Mode Standard Area Measurement Auto Measurement Unit Measured variable Storage mode store do not store delete at off Master calibration Performing a master calibration Information about the instrument configura tion 10 2 System 10 2 1 Language ters e g Cyrillic You might have difficulty returning to a language that is familiar to you Do not select a language for which you do not understand the charac Key sequ Detail of the LCD Explanation Action display Select System from the service menu Use ENTER to confirm the selection Measurement S ENTER System _ Select the Language by pressing the ar ee a row key A or V and confirm the selection Date with ENTER Date format contrast Operators Manual FERITSCOPE FMP30 Page 149 Instrument Settings Service Function Menu Instrument Settings Service Function Menu Key sequ Detail of the LCD Action display ENTER Languag
112. evaluation from the readings of the current block or the open Application respectively and can be displayed in succession Block or Application number Number of evaluated readings Date and time of the block closure of the evaluated block or the current date if the evaluated block is not yet closed Mean value Standard deviation or estimated standard deviation the estimated standard deviation is shown in the final evaluation only when measurements are made with a fixed block size Standard deviation sa is shown in the final evaluation only if the spread of the mean values cannot be explained from the spread within the blocks according to a variance analysis Coefficient of variation V Lowest and highest reading or lowest and highest block mean value if auto matic block creation is enabled Range R Number of measurements that are violating the lower or upper specification limits only if tolerance limits are enabled In addition the following will be printed when outputting the block or final re sults to a printer Current date 95 confidence interval for the mean value Page 124 Operators Manual FERITSCOPE FMP30 Coefficient of variation V Standard deviation sa only for the final result if automatic block creation is enabled Specification limit values LSL and USL Process capability indices Cp and Cpk as well as the estimated value s for the standard deviation o
113. f the block mean values in relation to the deviations of the single measurements within the blocks With a suitable measurement strategy sa is a measure of the product deviation where sa deviation of the block mean values corrected with regard to the deviation of the single readings sll sl N block size number of readings per block Page 222 Operators Manual FERITSCOPE FMP30 o estimated value for the standard deviation of the population If for instance the same number of measurements is performed on several specimens and the readings on each object are combined into a block e g when making measurements with a fixed block size s is a measure for the instrument deviation and sa is the product deviation with the instrument de viation eliminated sll Deviation of the block mean value around the overall mean value sII is calcu lated as follows Sy JN where s deviation of the block mean values Nz Number of evaluated blocks N block size number of readings per block Fe mean value of the block mean values Fe o block mean values oO Estimated value for the standard deviation of the population Aw O E C4 where o estimated value for the standard deviation of the population s mean standard deviation c4 The factor c depends on the random sample size and can be obtained from popu lar published tables e g 4 Skewness Measure for the asymmetry of
114. f the cur rent block s Standard deviation of the measure ments made COV Coefficient of variation Operators Manual FERITSCOPE FMP30 Page 113 Measuring Measuring Key sequ Detail of the LCD Action display Norv Block 3 n 4 30 07 08 07 07 fe 10 28 7 s 0 07 E cov 0 72 Block 4 n 0 fe s 2 cOV Ferrit ps 0 00 Appl O Fe Blck 4 n 0 Explanation Use the arrow keys to select the desired block and ENTER to confirm the block se lection The display shown to the left appears if a new block without readings is selected Make the measurement in the selected block on the next specimen A block will be closed automatically when during the measurement in the matrix measuring mode the maximum number of readings that can be stored in a block is reached P appears on the LCD display In addition a long acoustical signal indicating the block closures sounds after the audible signal for the measurement acquisition If the measurement acquisition signal has been disabled only the signal indicat ing the block closure will sound Details about the audible signals Page 93 If additional measurements are made in the matrix measuring mode G while 97 appears on the LCD display these measurements will not be stored printed or taken into account during the evaluation After the measurement the LCD display will briefly show the err
115. fe 10 8 n 7 fe 10 8 Fig 7 3 Printout of the readings example If tolerance limits are enabled when making measurements the readings will be entered between or next to the tolerance limits on the printout 5 Fig 7 4 Application No 3 Block No 1 Measurement n LSL USL below lower RION 10 8 11 0 I lt lt 10 8 2 10 8 3 10 8 4 10 8 5 lt lt 3 1 6 10 8 7 lt lt 10 8 Fig 7 4 Printout of the reading with tolerance limits example For measurements in auto averaging mode only the mean value computed from the single readings will be printed and stored The individual readings are not stored Page 98 Operators Manual FERITSCOPE FMP30 If automatic block creation is enabled 5 6 3 Automatic Block Size and Block Creation beginning on Page 57 the readings and the block results of all blocks of the open Application will be printed in succession Application No 0 Block No 1 n LSL USL 10 2 10 8 I 10 4 2 aI 10 3 4 lt lt 3 1 5 10 3 FISCHER FERITSCOPE FMP30 24 07 08 Appl No 0 Block result Block No 1 24 07 08 22 05 Mean value fe 8 89 4 04 Std dev s 3 25 n 5 C O V 36 58 lowest meas 3 07 highest meas 10 36 1 values lt LSL 10 20 20 00 0 values gt USL 10 80 0 00 Application No 0 Block No 2 n LSL USL 10 2 10 8
116. fic settings E 10 6 1 Restricted Operating Mode beginning on Page 171 Q As long as the restricted operating mode is enabled indicated by Operators Manual FERITSCOPE FMP30 Page 53 Applications Applications 5 6 1 Tolerance Limits Having the tolerance limits enabled allows for a simple and quick determination if the measured ferrite contents are within specified limits El 7 3 5 Measurements With Tolerance Limits Enabled beginning on Page 94 Key sequ Action MENU ENTER A or V ENTER ENTER or V Detail of the LCD Explanation display J Use MENU to start Settings Use ENTER to confirm the tolerance lim bkd its Tolerance Limits TO activate the tolerance limits use the arrow keys to select limits on or to deactivate the tolerance limits Select limits off Lower sp limit Use ENTER to confirm the value for the lower specification limit or specify a new lower limit by pressing A or Vv Upper sp limit Use ENTER to confirm the value for the d 200 o upper specification limit or specify a new upper limit by pressing or Vi It is also possible to set the upper and lower specification limits by making a measurement on an object that corresponds approxi mately to the specification limits to be set Page 54 Operators Manual FERITSCOPE FMP30 ENTER Press ENTER to confirm the entry The tolerance limits are now set a
117. g the arrow keys A or V and con firm the selection with ENTER off The restricted operating mode is dis abled i e all functions are enabled ac cording to their settings on The restricted operating mode is en abled Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 10 6 2 Analog Display When making measurements in the free running display mode the analog dis play facilitates a quick recognition of tendencies in the ferrite content changes If analog display is enabled and measurements are made in the free running dis play mode the analog display with the set limits will appear in place of the infor mation lines The reading will appear between the limits as an analog bar Key sequ Action ENTER ENTER Detail of the LCD Explanation display System Evaluation Analog display off Operators Manual FERITSCOPE FMP30 Select Analog Mode by pressing the ar row keys A or V and confirm the selection with ENTER Select the desired display mode by press ing the arrow keys A or V and confirm the selection with ENTER off Analog display disabled on Analog display enabled i e when making measurements in the free run ning display mode an analog bar will ap pear in the information lines to indicated the measured value 7 6 3 Analog Dis play beginning on Page 107 Use DEL at any time to cancel the se
118. geable batteries in designated collection containers Please observe the guidelines in your region con cerning proper handling of waste electrical and electronic equipment and accessories ps Disposal Do not dispose of batteries with regular household waste Operators Manual FERITSCOPE FMP30 Page 31 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning 4 Close the battery compartment cover N Observe the cor rect polarity when installing the bat teries Fig 3 2 Inserting the batteries and closing the battery compartment cover Use only type MIGNON 1 5 V LR6 AA AM3 MN1500 batteries or 4 individual rechargeable batteries 1 2 V 2400 mAh Type AA Using other batteries may lead to instrument damage G Use only non damaged batteries rechargeable batteries Page 32 Operators Manual FERITSCOPE FMP30 Connecting Probes Connect probes only when the instrument is off To turn the instrument off Press the ON OFF key on the right side of the control panel The LCD display is not backlit and no characters are visi ble gt R Protect the instrument and accessories from electrostatic charges gt Electrical discharges may damage internal components or delete internal memories Such discharges may occur for example when connecting the probe to the instrument Thus please ensure that the person connecting a probe is properly grounded It is recommended t
119. great care Only in this manner can the trueness specified for the used probe be ensured during the subse quent measurements Operators Manual FERITSCOPE FMP30 Page 67 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration Reference measurements should be performed after every normalization and calibration to verify the normalization and calibration It is not possible to start a normalization corrective calibration or a master calibration as long as the restricted operating mode is enabled indicated by ga on the LCD display 10 6 1 Restricted Operating Mode beginning on Page 171 A new block starts automatically after every normalization or calibration The measurements stored in the Applications will not be deleted after a nor malization or calibration If required these measurements may need to be deleted prior to the next measurement The normalization and corrective calibration affects only the open Applica tion The other applications are not affected The coefficients of the master characteristic stored in the EEPROM of the probe plug are also not affected However if the linking mode is enabled 3 3 on the LCD display the normalization and the corrective calibration affect all Applications that are linked with the open Application With external start enabled a measurement acquisition can be triggered dur ing a normalization or calibrat
120. he LCD Action display FINAL RES ENTER z Appl O Fe Blck 7 n Of 5 Explanation Notes about finishing the final result using FINAL RES Delete meas DEL Use DEL to delete all readings of the eval uated Application Exit ENTER To end the final results function without deleting the readings use ENTER Use ENTER to finish the final result func tion if DEL is pressed first all readings of the evaluated Application will be deleted The instrument is again ready to make measurements 8 2 1 Documenting the Final Result with a Printer Corresponding to the settings in Service menu Print Final result 10 5 5 Final Result beginning on Page 168 pressing FINAL RES allows for the block result of the current block to be printed with date and time stamp au tomatically or on request if a printer is connected and powered up Only if the tolerance limits are enabled will the number of measurements that are violating the lower or upper tolerance limits be specified on the printout of the final result j Fig 8 5 Operators Manual FERITSCOPE FMP30 Page 133 Evaluation Evaluation FISCHER FERITSCOPE FMP30 27 06 08 Product cccccceccecsceseees Appl No 0 Final result from 27 06 08 11 26 to 27 06 08 11 27 Mean value fe 39 84 Est StdDev g74 1 88 COV 19 11 smallest block 8 89 largest Block 10 33 Fig 8 5 Printout of a final evaluation
121. iage Return CR DIP switch Dual Inline Package electronic component ready to be installed In this case a series of little switches They are often used in peripheral devices 1 e in printers to change the basic settings of the device Three point calibration Corrective calibration one point or two point calibration EEPROM Electrically Erasable Programmable Read Only Memory Electrically erasable and programmable read only memory The memory con tents can be erased electrically Control Limits If the measurements are documented in a process control chart the control limits define the area where the measured variable may be located without the need for process control measures One point calibration Corrective calibration one point or two point cali bration Calibration standards Calibration standards ferrite standards Single reading Measurement result that is displayed or printed after a single measurement at the measurement location Final result Evaluation of all readings that are stored in the open Application The results of this evaluation e g mean value and standard deviation will be displayed or printed after FINAL RES External Start With external start enabled the measurement acquisition can be triggered by pressing the A key or by sending the GO G Zero from a connected PC Excess Curvature Page 208 Operators Manual FERITSCOPE FMP30 Fe Mean value The arithmetic mean value Fe is the s
122. ibration The normalized countrate Xn of a calibration standard can be determined as de scribed below during a master calibration without affecting the calibration Q Key sequ Action FINAL RES in p Calibration stan dard FINAL RES Detail of the LCD display Zero CAL Ferrit xn 1 000 Free disp mode J amp ye off FINAL RES zero CAL Ferrit n gt 9900 Free disp mode off FINAL RES Operators Manual FERITSCOPE FMP30 Because FINAL RES triggers an externally triggered measurement acquisition if external start is enabled is not possible to determine the normalized countrate if external start is enabled during a calibration Explanation Retrieve the master calibration from the Service functions menu and use ENTER to start the procedure Relevant explanations beginning on Page 79 Press FINAL RES to start the procedure Place the probe whose normalized coun trate Xn shall is to be determined on the calibration standard The normalized coun trate Xn of the calibration standard will be displayed the normalized countrate will not be stored off FINAL RES Use FINAL RES to re turn the free running display mode to the disabled state It is now possible to continue the calibra tion Page 85 Normalization Calibration and Master Calibration Measuring 7 Measuring The information stated in AN Chapter 1 Important Information beginni
123. ibration appears only if a master calibration has already been per formed Use CAL if you do not wish to de lete the master calibration Cancel CAL Use CAL to cancel the master calibration If you press DEL again after deleting the master calibration in order to exit the menu subsequent measurements will be made with the factory master calibration without a corrective calibration Explanation Make about 5 measurements at different locations of the base The mean value of all readings obtained for the normalization will be displayed Base material Fe The measurements should be made on base Delete DEL Use DEL to delete the last measurement DEL 2x DEL to delete all readings obtained for the normalization OK ENTER Use ENTER to end and store the normalization The previous nor malization will be overwritten Operators Manual FERITSCOPE FMP30 Key sequ Action ENTER in Calibration stan dard Detail of the LCD display Zero CAL Ferrit Zero CAL Ferrit Operators Manual FERITSCOPE FMP30 Explanation Entry AV Use the arrow keys to set the rated ferrite content value of the calibration standard The rated value can be set faster if a mea surement is performed on the calibration standard and then the rated value is cor rected using the arrow keys CAL rat 1 680 Display of the set rated value for the ferrite content of the c
124. ic measurement acquisition disabled Enabling externally triggered measurement acquisition and disabling automatic measurement acquisition Page 180 Externally triggered measurement acquisition is recommended when the ferrite content is to be documented in a fixed pre specified lateral grid In this manner a measurement is registered even if the ferrite content is too low for an automatic measurement acquisition i e when it is near or equal to zero With external start enabled the measurement acquisition can be triggered manu ally in the following ways once the probe is positioned on the measurement loca tion Press the A key not with a normalization or calibration Press the FINAL RES key only during a normalization or calibration Transmitting the ES command via the USB port 9 4 2 Control Commands beginning on Page 142 With externally triggered measurement acquisition the measurement acquisition can be delayed by up to 2 5 sec 10 7 3 External Start beginning on Page 180 7 3 3 Automatic Measurement Acquisition A description of the two acquisition modes will follow under modes for automat ic start of measurements after placing the probe However both methods will also work with externally triggered measurement acquisition Page 90 but not in the free running mode S Page 104 Measurement Capture Through Area Measurements With area measurements the single readings are t
125. icients of two master calibrations These two master calibrations differ in the following man ner Factory master calibration One master calibration factory master calibration is performed at the facility of the Helmut Fischer GmbH Institute for Electronics and Metrology with a very high precision using 5 calibration standards incl 1 base It cannot be deleted or overwritten by the user User Master Calibration You can set up the user master calibration by yourself using 5 calibration stan dards This memory is empty when a new probe is supplied Once the user has set up his own master calibration in the manner described below he can over write or even deleted this calibration if needed 5 calibration standards are required to set up a user master calibration They are part of the optional probe specific master calibration standard set The Xn values of one of these calibration standards must be within the prescribed Xn range of the master calibration for all 4 Xn ranges to be occupied To increase the measuring precision in a certain measurement interval of the probe up to 4 additional calibration standards with ferrite contents in this interval can be used This means that max 5 calibration standards can be in an Xn range of the user master calibration If the user master calibration is deleted and an new one is not set up the factory master calibration will be used automatically to make measurements After setti
126. icted operating mode with the instrument switched off before hand Use V to disable the free running display mode Repeat measurement Use a different speci men Connect the correct probe or assign a new probe Use a specimen with a ferromagnetic base material start on Page 171 104 42 33 43 Page 191 Malfunctions and Messages Malfunctions and Messages Malfunction Mes sage Probe does not mea sure Wrong readings Page 192 Cause Automatic measurement acquisi tion disabled Probe defective Probe placed on speci men incorrectly e g probe hovers over specimen Application selected that has not bee set up for this specimen Wrong base material correct measurements with eddy current probes are possible on ly on non ferromagnet ic base materials Conducting metal close the measurement loca tion when making mea surements using eddy current probes e g on the back side of a pc board Incorrect normalization or calibration Correction Enable automatic mea surement acquisition from the service func tions or trigger the ex ternal measurement acquisition by pressing the V key or FINAL RES during the nor malization or calibra tion Use properly function ing probe Place probe on speci men correctly and ob serve the minimum lift off distance when lifting off the probe Use APPL No and the arrow keys to select the co
127. ignal off No audible signal sounds when the probe is placed on the specimen on An audible signal sounds when the probe is placed on the specimen Use DEL at any time to cancel the setting procedure Page 178 Operators Manual FERITSCOPE FMP30 10 7 2 Measurement Effect Key sequ Detail of the LCD Explanation Action display Select Measurement by pressing the ar row key A or V and confirm the selection with ENTER ENTER Measurement Select Meas signal by pressing the arrow Audible signal FETA keys or V and confirm the selection with Extern start ENTER Measuring Mode Unit x ENTER Select the desired measurement effect by pressing the arrow keys or V and confirm the selection with ENTER off Measurement effect disabled i e Baa EA the reading will not be acquired automati 4 cally automatic measurement acquisition disabled on Measurement effect enabled i e the reading will be acquired automatically once the probe is placed on the specimen automatic measurement acquisition en abled Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 179 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 7 3 External Start Key sequ Action ENTER ENTER Page 180 Detail of the LCD Explanation display Extern start Measuring Mode ie Unit Extern start q Select Me
128. ing to the set unit 10 7 5 Blck 1 n 2 Displays the normalized countrate Xn of the measured value and the saturation countrate Xs Blck 1 n 2 5 7 Linking Applications El 10 6 4 Linking Applications beginning on Page 177 If the linking mode is enabled all applications that have set up using the same probe identified by the same serial number will be linked with each other Ap plications that have been linked to each use the same normalization and or cor rective calibration to determine measurements Example If a separate Application has been set up for each batch of a component using the same probe each time it is useful to link the Applications to each other in order to compare the Applications to each other Because these are the same kind of components only from different batches the same normalization and or cor rective calibration should be used every time 5 7 1 Application Linking Procedure 1 Enable the instrument function Linking mode E 10 6 4 Linking Applications beginning on Page 177 2 Perform a normalization to set up all Applications to be linked The mea surement probe is assigned to the Application 5 1 Setting Up an Application beginning on Page 45 3 Perform a careful normalization or calibration on a typical uncoated com ponent 6 2 Normalization beginning on Page 68 and 6 3 Corrective Calibration beginning on Page 71 Th
129. ion by Pressing the FINAL RES key Transmitting one of the ASCII characters G0 ES EN or the control character ESC via the USB port ESC ASCII27 Enabling externally triggered measurement acquisition E 10 7 3 External Start beginning on Page 180 E 9 4 2 Control Commands beginning on Page 142 6 2 Normalization With the normalization a new zero point is established for the calibration curve of the open Application and stored in the open Application The coefficients of the master characteristic stored in the EEPROM of the probe plug are not affect ed Required materials Base from the calibration standard set Page 68 Operators Manual FERITSCOPE FMP30 6 2 1 Key sequ Action ZERO a Base ENTER Detail of the LCD display Zero Ferrit 0 00 s 0 00 n 0 Base material Fe 103 s 0 52 n 5 Base material Fe Normalization finished successfully Print PRINT Continue Operators Manual FERITSCOPE FMP30 ENTER Normalization Procedure Explanation Use ZERO to start the normalization of the open Application ZERO appears and remains on the LCD display while the normalization is per formed s Standard deviation n Number of measurements Base material Fe The measurements should be made on the base material of the calibration standard set Cancel ENTER Using ENTER cancels
130. ion factor which is dependent on the thickness of the specimen can be obtained from Fig 7 11 S Fig 7 11 shows that the influence of the spec imen thickness is negligibly small for specimens with a thickness greater than 2 mm Fe measured ferrite content 5 16 c Q 2 1 5 8 Fe 1 72 FN 1 4 Fe 6 41 FN 13 Fe 8 83 FN 1 2 Fe 18 0 FN 1 1 7 Fe 27 51 FN lt lt 1 0 ey 0 9 0 0mm 0 5mm 1 0mm 1 5mm 2 0mm 2 5mm 3 0mm Ormils 20mls 40mls 60mls 80mlIs 100mi8 120 mib thickness of the specimen Fig 7 11 Correction factors thickness of the specimen Operators Manual FERITSCOPE FMP30 Page 119 Measuring Measuring Example A ferrite content of 1 72 FN is measured on a metal sheet with a thickness of 1 mm A correction factor of 1 1 can be obtained from Fig 7 11 The actual fer rite content is computed in the following manner Fe Fep correction factor Fe 1 72 FN 1 1 1 89 FN 7 8 3 Influence of the Cladding Thickness When making ferrite content measurements in the weld seams of austenitic clad dings on a ferromagnetic base material the reading deviates increasingly from the actual true ferrite content as the cladding thickness decreases The actual ferrite content can be computed in the following manner Fe Fen correction factor where Fe actual true ferrite content Fe measured ferrite content The corre
131. ion of statistical parameters e g mean value or standard deviation with graphic output on the connected printer if required With the FERIT SCOPE FMP30 the evaluation can be started using the keys BLOCK RES and FINAL RES BLOCK RES will start the display of the block result Fl NAL RES that of the final result B Bit Bit Binary Digit Base Component of the calibration standard set The Base is used for normalization and corrective calibration of the FERITSCOPE FMP30 Baud Unit of the speed for transferring information data 1 baud corresponds to a data transfer rate of 1 bit per second Baud Rate Data transfer rate Used mainly in connection with terminal programs for data transfer Since data are transferred via a serial port the transfer rate is calcu lated in bits per second Bd Baud amp Baud Bidirectional data exchange data transfer Data can be transmitted and received by both participants for example from the instrument to the PC and from the PC to the instrument Page 206 Operators Manual FERITSCOPE FMP30 Bit Binary Digit Binary number bit is the smallest unit in the binary number system The value of a bit is either 0 or 1 Being the smallest unit of information in a com puter a bit forms the basis of every computer system 8 bits are combined to a byte or several bytes to a word Block Several measurements are combined into a block A closed block is indicated by a on the LCD disp
132. is as well as all subsequent normalizations or calibrations will be applied o all linked Applications the normalization stored when setting up the respective Application will be overwritten Applications that have been set up with different probes of the same G probe model indicated by the same model designation but different serial numbers will not be linked Operators Manual FERITSCOPE FMP30 Page 63 Applications Applications 5 7 2 Enabling and Disabling the Linking Mode The linking mode is enabled or disabled from the Service functions of the instru ment E 10 6 4 Linking Applications beginning on Page 177 As long as the linking mode is enabled E will appear on the LCD display After disabling the linking mode all Applications will again be inde G pendent of each other Each Application can again be normalized and or calibrated sepa rately 5 7 3 Example for Linked Applications i Appl 1 i FGAB1 3F 3 SN 101 4 Norm 1 Cal 1 Fig 5 2 Explanation to Fig 5 3 1 Appl 1 Application number 3 Serial number of the probe Readings are shown in ferrite percent 2 Probe model of the probe that has 4 Norm1 Normalization 1 been used to set up this Application Cal 1 Corrective calibration 1 Page 64 Operators Manual FERITSCOPE FMP30 suoieoddy ug 12D U9 WON S 12D S LON SOS NS 606 NS 44 LMS 44 6 1avo4 N43 giddy N4 siddy g JEJ 9 WOR 5 IED
133. ite content FN Fig 7 9 Correction factors convex curvature of the specimen Example A ferrite content of 50 FN is measured at the longitudinal line on the circumfer ence of a cylinder with a diameter of 20 mm A corrective factor of 1 05 can be obtained from amp Fig 7 9 The actual ferrite content is computed in the following manner Fe Fen correction factor Fe 50 FN 1 05 52 5 FN Operators Manual FERITSCOPE FMP30 Page 117 Measuring Measuring Fig 7 10 shows that the influence of the concave curvature is negligible for curvature diameters greater than 80 mm 1 00 Correction factor 0 80 c 100 mm 3 9 _ _ Th _ _ _ _ a a a es ee eee c 80 mm 3 1 c 60 mm 2 4 c 40 mm 1 6 c 20 mm 790 mils measured ferrite content FN Fig 7 10 Correction factors concave curvature of the specimen Page 118 Operators Manual FERITSCOPE FMP30 7 8 2 Influence of the Specimen Thickness With ferrite content measurements on thin specimens e g sheet metal the mea sured ferrite content deviates increasingly from the actual true ferrite content as the thickness of the specimen decreases The actual true ferrite content can be computed in the following manner Fe Fep correction factor where Fe actual true ferrite content Fe measured ferrite content The correct
134. its En abled beginning on Page 94 1 x long The block was concluded automatically and the block re sult was generated 3 7 3 6 Measurements With a Fixed Block Size beginning on Page 94 or the block was changed El 10 6 3 Matrix Mode beginning on Page 174 2 x long The measurement was recognized as an outlier 7 3 8 Measurements With Outlier Rejection Enabled beginning on Page 97 Operators Manual FERITSCOPE FMP30 Page 93 Measuring Measuring 7 3 5 Measurements With Tolerance Limits Enabled Having the tolerance limits enabled allows for a simple and quick determination if the measured ferrite contents are within specified limits j Page 54 G As long as the tolerance limits are enabled will appear on the LCD display Detail of the LCD Explanation display z After a measurement is taken that violates the lower 1 0 2 M specification limit 4 appears in front of the reading on y the LCD display In addition a brief audible signal sounds after the measurement acquisition to indicated Appl O Fe ca Blck ln 1 the violation of the tolerance limit After a measurement is taken that violates the upper Enit tt 1 0 4 M specification limit f appears in front of the reading on the LCD display In addition two brief audible signals sound after the measurement acquisition to indicate the Appl O Fe es Blck 1in 1 violation of the tolerance limit
135. lassified as having normal distribution Normalized countrate Countrate Normalization Adjusting a measuring instrument to a new zero value countrate X0 Impor tant for some applications when the base material changes or when the test method is subject to instability e g to drift e g for beta backscatter and X ray fluorescence methods During normalization the calibration curve is ad justed to the individual measurement application that the open Application is calibrated for The coefficients of the adjusted calibration curve are stored in the open Application The coefficients of the master calibration curve which are stored in the EEPROM of the probe plug are not affected Offline State of a peripheral device printer or PC connected to the instrument that does not allow it to receive data USL Upper specification limit Specification limits LSL and USL Online State of a peripheral device printer or PC connected to the instrument that allows it to receive data the connected instrument is ready for operation Local ferrite content The local ferrite content is the arithmetic mean value of the single measure ments performed on the reference area Parity An error checking method where the digits of a number of error free transmit ted bit groups must add up to an even or an odd number During data transfer the parity bits are added to the data bits of each character or Byte to be trans ferred In every word this
136. lay A block can be closed only by pressing the BLOCK RES or FINAL RES key followed by ENTER or a measurement Block result After pressing the BLOCK RES key the measurements will be combined into a block and the results of the evaluation of the current block e g mean value and standard deviation of the measurements combined into this block will be displayed or printed Block size Number of single readings that are combined to form a block Block mean value Mean value of the measurements combined into a block Fe Block result Block result Carriage Return CR Carriage return CR is a character of the ASCII character set with the follow ing function When data or commands are entered the line one is currently working on will be closed by pressing the CR key Enter or Return key the information entered will be processed accordingly The cursor is again placed at the beginning of the line It is usually used together with the LF Line Feed character to start the next line at the beginning Chi squared test y Test This test is performed during the final evaluation with the FERITSCOPE FMP30 to determine whether the evaluated measurements have a normal dis tribution for more than 40 readings Normal distribution Gaussian nor mal distribution Gaussian distribution Operators Manual FERITSCOPE FMP30 Page 207 Glossary Glossary Cp Process capability index Cpk Process capability index CR Carriage Return Carr
137. libration hereafter simply referred to as a master cali G bration must be performed only by experienced users The master calibration applies to all Applications that have been set up with the same probe that has been used for the master calibration because the coefficients have been stored in the probe plug of the EEPROM This applies to both an enabled and a disabled linking mode After a master calibration is completed the normalizations and corrective calibrations of all Applications that have been set up with the same probe that has been used for the master calibration will be deleted automatically Required materials Calibration standard set of the Helmut Fischer GmbH Institute for Electron ics and Metrology or other suitable certified standards Page 78 Operators Manual FERITSCOPE FMP30 6 4 3 Q Master Calibration Procedure The probe tip should be checked for potential wear prior to a master cal ibration Too much probe tip wear becomes noticeable through an increased scatter of the readings on a specimen with a homogeneous ferrite con tent distribution e g a calibration standard In such a case the probe must be sent to your authorized distributor or directly to the Helmut Fischer GmbH Institute for Electronics and Metrol ogy for repair During the master calibration the master characteristic can be deter mined only if suitable calibration standards are used The calibration stan
138. lier Certification of the Calibration Standards The Helmut Fischer GmbH Institute for Electronics and Metrology supplies cal ibration standard sets complete with a valid certificate the test devices The certificate includes information about warranties and monitoring of 2 3 3 Printer For an overview of printers suitable to be connected to the instrument see the menu Service Functions PRINT Chapter 10 5 1 Printer Selection be ginning on Page 164 consult the instruction manual of the printer For information about operation maintenance and care of the printer Operators Manual FERITSCOPE FMP30 Page 25 Description of the Instrument Description of the Instrument 2 4 Technical Data Instrument model FERITSCOPE FMP30 Display Graphical backlit LCD display Measurable coat Ferrite content measurements in weld seams and clad ings dings made of austenitic or duplex steel Determination of the portion of deformation martensite in austenitic materials Instrument 170 mm x 90 mm x 35 mm L x W x H LCD display 44 mm x 57 mm L x W Weight aporox 340 g without probe ready to operaie Permissible ambi 10 C 40 C ent temperature during operation Permissible stor 5 C 60 C age temperature Permissible rela 30 90 non condensing tive air humidity 4x 1 5 V batteries with about 50 h service life Size AA or Mignon or 4 x 1 5 V NiMH rech
139. ll ferromagnetic components in the same manner the measure ments are always stated in ferrite No distinction is made between the different material components such as ferrite and martensite Q Due to the magnetic induction measuring method which captures An Application consists of Single readings Application specific settings and the Coefficients that have been determined during the normalization and corrective calibration used for adapting the master characteristic stored in the probe plug to the current measuring application 5 1 Setting Up an Application A probe must be connected and an application must be set up before measure ments can be made in an Application From the service function Measurement Unit El Page 184 spec ify the unit of measurement for measuring the ferrite contents of an Application that is to be set up Once the linking mode is enabled indicated by 34 34 on the LCD display an automatic check will be carried out to see whether one or more Applications have already been set up with the connected probe If this is the case no normal ization is required when setting up the Application Instead the normalization and corrective calibration of the Application s that has have been set up with this probe will be used Operators Manual FERITSCOPE FMP30 Page 45 Applications Applications gp on the LCD display only Applications that have already been set up can be selected i e
140. lock mean values are output via the USB port Setting the type of transferred measurement data 10 6 Instrument Mode beginning on Page 171 9 3 3 Transferring Data With a Group Separator A sequence of single readings can be combined into a block by pressing BLOCK RES 27 8 1 Evaluation of the Current Block Block Result begin ning on Page 125 For transferring data a group separator ASCII GS can be used to identify the end of an individual blocks that have been created by pressing BLOCK RES The groups separator is placed at the end of each a block and output via the USB port followed by CR LF only of the setting in the service function USB Group separator is set to on Group separator on is the factory default setting 10 6 Instrument Mode beginning on Page 171 9 4 Transmission from the PC to the Instrument 9 4 1 Transfer Formats All input and output data are transferred as ASCII Strings followed by a CR and a LF control character Carriage Return Line Feed CR ASCII13 LF ASCI10 The max length of data received by the instrument is 20 characters Operators Manual FERITSCOPE FMP30 Page 141 Data Transfer Using USB Data Transfer Using USB 9 4 2 Control Commands The instrument can be remote controlled and can request readings and other data by sending the control commands from the PC to the instrument The requested readings or the data respectively are then transmitted
141. log display 173 Area measurement 182 Automatic measurement 182 Block change 174 Page 234 Contrast 153 Date Time 150 151 External start 180 Histogram and block evaluation 159 Instrument mode 171 Language 149 Lighting 154 Limited operating mode 171 Master calibration 187 Measurement acquisition signal 178 Measurement effect 179 Measurement output 161 162 163 Re initialization 157 Standard and matrix measuring mode 174 Storage mode 187 Switch off mode 156 Intended Use 10 K Keys 15 APPLNO 21 Arrow down 21 Arrow up 21 BLOCK RES 20 CAL 20 DEL 19 ENTER 22 FINAL RES 19 MENU 22 52 ON OFF 15 20 37 PRINT 22 ZERO 20 L Language 149 LCD Display 15 16 LCD display Contrast 153 Lighting 154 Lift off distance 26 Operators Manual FERITSCOPE FMP30 Lighting 154 Limited Operating Mode 16 Limited operating mode 171 Linking mode Applications 63 enable disable 64 Low Voltage 17 M Making measurements acoustic signals 93 Malfunctions 7190 194 Master Calibration 187 Master calibration 77 79 Print form 84 Xn Ranges for calibration stan dards 83 Xn ranges for the calibration stan dards 85 Measured variable 185 Measured variables 40 Measurement enabled outlier rejection 97 Enabled specification limits 94 Fixed block size 94 Influencing parameters 87 Making 87 Preparation 86 Single reading mode 96 Measurement Acquisition 89 Area measurement 90 Measurement acquisition a
142. luations Basic computer knowledge regarding configuration operation and programing as well as knowledge of the software in use which may be obtained from respec tive instruction manuals is required when using the instrument in conjunction with a computer Page 10 Operators Manual FERITSCOPE FMP30 1 6 1 7 EMC Power Connection To avoid damage to the instrument or wrong measurement results due to a wrong line voltage the instruments must be connected to a power outlet only via the AC adapter pro vided by Helmut Fischer GmbH Institute for Electronics and Metrology The line voltage must agree with the line voltage rating stated on the nameplate of the AC adapter Environmental Conditions The instrument complies with the laws concerning electromagnetic compatibility of instruments 2004 108 EC The measured values are not influenced by the highest level of interference mentioned in the EN 61000 6 2 Standard which ref erences the Standards EN 61000 4 2 EN 61000 4 3 and EN 61000 4 4 In particular the instrument is shielded effectively from strong electromagnetic fields e g motors power lines radio transmission towers Low Voltage The instrument adheres to the Low Voltage Directive 2006 95 EC Ambient Temperature Range During Operation 10 C 40 C Temperature Range During Storage and Transport 5 C 60 C A A Temperature behind glass panes e g in cars in direct sun light easily rise above
143. lues are seldom encountered a value deduced from national or international standards is taken as right This right value is often called the true value Ss The standard deviation s is a measure of the deviations of single measure ments of a measurement series from their common mean value It is equal to the mean square deviation of the single measurements from the mean value and is calculated as follows Fe Fe Fe Fe Fe Fey N I where s standard deviation Fe mean value of all single readings Fe single readings N number of readings Operators Manual FERITSCOPE FMP30 Page 221 Glossary Glossary Figure 16 8 demonstrates that two measurement series with different standard deviations can still have the same mean value 12345678091 123456780910 Figure 16 8 Measurement series with the same mean value but different standard de viation s Standard deviation of the readings that have been taken using a fixed block size J 7 where s mean standard deviation of the block standard deviations Np number of evaluated blocks s standard deviation of the readings of a block sa Calculated by the FERITSCOPE FMP30 only when the measurements were performed with fixed block size and the deviations of the block mean values cannot be attributed to the deviations within the subgroups as determined by analysis of variance methods A O V It describes the deviations o
144. mber of the open measurement block Consecutive number of the reading Measured value of the ferrite content Upper lower specification limit Reading is within the tolerance limits Reading violates the tolerance limits Mean value of all readings obtained for this step of the calibration Standard deviation of the readings obtained for this step of the calibration Coefficient of variation Operators Manual FERITSCOPE FMP30 7 5 Erroneous Readings 7 5 1 Deleting Erroneous Readings If an erroneous reading is recognized directly after measurement acquisition the reading can be deleted by pressing DEL The deleted reading will then not be included in the generation of the block and final results Repeated pressing of DEL will delete all readings of the open block in succes sion 7 5 2 Deleting All Readings of a Block That Has Not Been Closed Pressing DEL during an evaluation of an open block will delete all readings that are stored in the open block that has not been closed S 8 1 Evaluation of the Current Block Block Result beginning on Page 125 7 5 3 Deleting All Readings of an Application All readings stored in the open application can be deleted completely during the evaluation of the open Application This is accomplished by pressing FINAL RES and then twice the DEL amp 8 2 Evaluation of the Open Application Final Result beginning on Page 131 Operators Manual FERITSCOPE FMP30 Page 1
145. ment ranges The cal ibration standard sets include Base 3 calibration standards with ferrite contents according to the desired mea surement range A probe specific calibration standard set for the master calibration can be or dered as an option and a probe specific calibration standard set for the corrective calibration included with the probe are available for each probe model and have been compiled specifically for this probe model You can obtain additional calibration standards on request from Helmut Fischer GmbH Institute for Electronics and Metrology or from your authorized supplier Calibration standards Ferrite standards Base Ferrite con tent informa tion Set number of the calibratio standard set Fig 2 5 Calibration standard set example the base and on the calibration standard Measurements on the plastic surrounding the base or calibration standard will lead to erroneous mea surements Q The measurements for the corrective calibration must be performed on Page 24 Operators Manual FERITSCOPE FMP30 Q The measurements for the normalization and for the calibration should be made within a radius of 10 mm from the center of the base or the cal ibration standard respectively You can obtain information about available calibration standard sets from the Helmut Fischer GmbH Institute for Electronics and Metrology or from your au thorized supp
146. ment using calibration standards During a master calibration the master calibration curve is determined The master calibration includes calibration and adjustment Master characteristic Probe characteristic Characteristic of the measurement system Calibration curve character istics The master calibration curve is determined during master calibration on the Base and calibration standards and is the basis for determination of the measurement values since it represents the relationship between the ferrite content and the probe signal The coefficients of the master calibration curve are stored in the EEPROM of the probe plug Maximum Highest reading of a measurement series Features Properties of a product Variable features are the measurable properties of a product subject to change or variability e g ferrite content is a variable fea ture Attributive features are the properties of a product that usually cannot be captured by taking measurements Examples are deviations in color or whether the product is true to gauge size Page 214 Operators Manual FERITSCOPE FMP30 Measuring Measuring is comparing The probe signal generated at the measuring posi tion is compared to the probe signal of the calibration standard Using the cal ibration curve the instrument converts the probe signal to the measurement result Measuring Application Structure of the measuring object according to material thickness and other pro
147. n NORMAL PROBABILITY CHART Upper limit Norm Prop Chart 10 2 23 33 10 2 63 33 10 3 70 00 10 4 93 33 10 5 100 00 Fig 8 7 Printout of a histogram with normal distribution example Page 136 Operators Manual FERITSCOPE FMP30 Skewness and kurtosis are printed out only if the evaluated readings do not have normal distribution with a normal distribution skewness and kurtosis are Zero HISTOGRAM n p Ono a NONSNSH GRELGRING 10 5 Distribution not normal Skewness 0 55 Kurtosis 1 3 NORMAL PROBABILITY CHART Upper limit Norm Prop Chart 10 2 23 33 10 2 63 33 10 3 70 00 10 4 93 33 10 5 100 00 Fig 8 8 Printout of a histogram without normal distribution example Operators Manual FERITSCOPE FMP30 Page 137 Evaluation Data Transfer Using USB 9 Data Transfer Using USB graming as well as knowledge of the software in use which may be G Basic computer knowledge regarding configuration operation and pro obtained form respective instruction manuals is required when using the instrument in conjunction with a computer The USB port for the instrument is on the unit s rear side Bi directional data ex change occurs via the USB interface The following operations are possible when the USB port is connected to a com puter PC Transfer of the readings and the characteristic statistical data from the instru ment to the PC Remote control of the ins
148. nd 0 9 0 02 lt Xn calibration standard 1 lt 0 9 The normalized countrate of the second calibration standard for a two point calibration must be between 0 12 and 0 98 0 12 lt Xn calibration standard 2 lt 0 98 The difference of the normalized countrates of the two calibration standards that are used for the two point calibration must be greater than 0 1 Xn cali bration standard 2 Xn calibration standard 1 DXn gt 0 1 Determination of the countrate Xn Page 85 Operators Manual FERITSCOPE FMP30 Page 71 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration 6 3 2 Corrective Calibration Procedure Key sequ Detail of the LCD Action display CAL TAL Ferrit s 0 00 n 0 _ 00 n ee C s 0 67 n 5 E Fe by 103 Base Page 72 Explanation Use CAL to start the corrective calibration of the open Application CAL appears and remains on the LCD dis play while the corrective calibration is per formed s Standard deviation n Number of measurements Base material Fe The measurements should be made on base Delete cal DEL Using DEL deletes the corrective calibration Page 75 Skip ENTER Using ENTER skips the normalization the stored normalization is retained unchanged Cancel CAL Using CAL cancels the corrective calibration the stored corrective calibration is retained unchanged
149. nd en abled Press DEL to return to the mea surement screen The instrument is ready to make measure ments As long as the tolerance limits are enabled Ai will appear on the LCD display If the upper and lower specification limits are mixed up when entering the set tings the instrument will automatically select the lower values as the lower spec ification limit and the higher value as the upper specification limit Operators Manual FERITSCOPE FMP30 Page 55 Applications Applications 5 6 2 Measurement Display Resolution The measurement display resolution specifies the resolution for displaying the readings on the LCD display Example Reading 18 61 Display with resolution setting low 19 Display with resolution setting standard 18 6 Display with resolution setting high 18 61 0 0 0 999 1 0 9 99 10 99 99 100 999 9 1000 9999 os e fe e ee moam oa fos fos o fos i 999 999 9999 99099 Key sequ Detail of the LCD Explanation Action display MENU Tolerance Limits Terance Limits Use MENU to start Settings and select V eS Disp resolution using the arrow key V ENTER Disp resolution Use ENTER to confirm the selection Disp resolution Use the arrow keys A or V to select the desired resolution ENTER Press ENTER to confirm the selection and return to the menu to enter additional set tings Press DEL to return to the measurement scre
150. ng for a Measurement beginning on Page 86 and 7 3 Making a Measurement beginning on Page 87 Measuring modes can be changed from the service functions only 10 6 3 Matrix Mode beginning on Page 174 standard to the matrix measuring mode During a re initialization all Applications and all measurement data stored in them are deleted and all settings of the service functions are reset to their default settings After the re initialization i e also after changing the measuring mode the required Applications will need to be set up anew and the desired settings need to be established again in the service functions Q The instrument is re initialized automatically when changing from the 7 7 1 The Standard Measuring Mode In the Standard measuring mode measurements are made on the same specimen e g on a bolt in succession and are combined to a block and evaluated using BLOCK RES The resulting block mean value represents the local ferrite con tent of the reference area In the standard measuring mode readings can be stored only in the respective lat est not yet closed block of an Application The individual applications may contain different numbers of blocks and differ ent numbers of readings may be stored in a block However if automatic block creation 1s enabled in an Application only blocks of the set block size can be cre ated 5 5 6 3 Automatic Block Size and Block Creation beginning on Page 57
151. ng on Page 9 must be observed when making measurements 7 4 Preparing for a Measurement The instrument and the measurement area must be prepared in the following manner before measurements can be made Agreement on the reference areas determination on where several single readings are to be taken according to DIN EN ISO 2064 Ensuring that the reference areas are free of interfering contaminants e g moisture dirt or grease and are not damaged Carrying Out the System Setup El Page 29 Connecting a printer and if applicable switching it on if a printer is available and a printout is desired Switching on the instrument E Page 37 Selecting an Application that is suitable for the specimen beginning on Page 45 Determining the instrument configuration E beginning on Page 147 Determining the application specific settings E beginning on Page 52 Checking the normalization and calibration through measurements on cali bration standards Page 86 Operators Manual FERITSCOPE FMP30 7 2 Parameters That Influence the Ferrite Content Mea surement The following factors influence the readings of a ferrite content measurement Specimen curvature Specimen thickness Cladding thickness Edge distance of the measurement location The influence of the specimen s shape can be corrected by multiplying the mea sured ferrite contents with the respective correction factors
152. ng up or deleting a user master calibration all corrective G calibrations that have been set up with the respective probe will be deleted This means that after deleting the user master calibration and continued measurements using the factory master calibration a new corrective calibration should be performed for each Application if necessary Operators Manual FERITSCOPE FMP30 Page 77 Normalization Calibration and Master Calibration Normalization Calibration and Master Calibration 6 4 1 Selecting the Calibration Standards able from the Helmut Fischer GmbH Institute for Electronics and Metrol ogy as an option should be used Only in this manner can the specified trueness be ensured during the subsequent measurements Q For the user master calibration the master calibration standard set avail During the user master calibration the master characteristic can be determined only if suitable calibration standards are used If the master calibration standards of the Helmut Fischer GmbH Institute for Electronics and Metrology are not used the normalized countrates Xn of the master calibration standards used in their place must be within the specific Xn ranges The Xn values can be displayed after the 1st step of the user master calibration normalization 6 4 4 Displaying Xn Ranges for Calibration Standards for the Master Cali bration beginning on Page 83 6 4 2 Performing a User Master Calibration A user master ca
153. nly if tolerance limits and automatic block creation are enabled Histogram with information whether a normal distribution is present skew ness and kurtosis as well as sum frequencies of the histogram classes only for the final result if the corresponding histogram mode is set from the ser vice functions included in the evaluation Q If outlier rejection is enabled recognized outlier measurements are not More detailed information about the individual computed parame ters E Glossary 8 1 Evaluation of the Current Block Block Result After pressing BLOCK RES the most important characteristic statistical values are computed from the individual values taken until then in the current block and then displayed However the block will not be closed until the evaluation ends through taking a new measurement or through pressing ENTER or the instrument is switched off while the block result is displayed If there are no readings in the current block pressing BLOCK RES will display the block result of the last closed block If f appears on the LCD display during the evaluation the evalu ated block has already been closed When making measurements with a fixed block size and the last block has not been concluded the next reading will be added to this block even if ENTER is used to end the evaluation In this case the block will be concluded only after Operators Manual FERITSCOPE FMP30 Page 125 Evaluation
154. nsfer from the instrument to the PC during the measurement online operation 9 3 1 after the measurement offline operation Page 141 4 Control the instrument from the PC Page 142 9 3 1 Online Operation For transferring measurement data during online operation the instrument is con nected to the computer during the measurement and the data are output immedi ately online via the USB port If the setting in the service function is USB Output Individual Values the sin gle readings are output immediately following the measurement acquisition via the USB port If on the other hand the setting is USB Output Block mean values the block mean values are output via the USB port after pressing BLOCK RES 8 1 Evaluation of the Current Block Block Result beginning on Page 125 the single readings will be displayed but will not be output Setting the type of transferred measurement data 10 6 Instrument Mode beginning on Page 171 Page 140 Operators Manual FERITSCOPE FMP30 9 3 2 Offline Operation With offline operation the data stored in the instrument are output at a later time offline via the USB port The data output is triggered by pressing PRINT If the setting in the service function is USB Output Individual Values the sin gle readings are output via the USB port after pressing PRINT If on the other hand the setting is USB Output Block mean values only the b
155. ntenance and Clean ing instrument is switched off in order to avoid electrical dis charge Connecting the AC adapter or inserting a battery should be done carried out with the unit turned off as well Even a small discharge can delete the instrument memory Connect or disconnect plug type connectors only when the Do not tilt the plug when inserting or unplugging them doing so could damage the contact pins of the plugs The information in the chapter 1 Important Information must be G observed System setup consists of the following steps Providing the power supply for the instrument 3 1 Voltage supply beginning on Page 30 Connecting a measurement probe to the instrument 3 2 Connecting Probes beginning on Page 33 Connecting a printer where applicable to the instrument 9 5 Connecting a Printer beginning on Page 146 Connecting a computer if desired to the instrument 9 Data Transfer Using USB beginning on Page 138 Selecting the language for the instrument if your language has not been set when the instrument was shipped 10 2 1 Language beginning on Page 149 Operators Manual FERITSCOPE FMP30 Page 29 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning 3 1 Voltage supply Electrical power can be supplied to the instrument in the following ways with AC adapter 9 V 150 mA 100 V 230 V 4x 1 5 V
156. o ensure a controlled production process within the established quality criteria One aspect of it is quality control spe cifically ferrite content measurements where ferrite content limit specifica tions are involved R Range R of all measurements being displayed in the process control chart The range is the difference between the maximum measurement Fe and the minimum measurement Fein in a measurement series R Bea as R Mean range across all block ranges where R mean range o Estimated value of the standard deviation s of the population d Factor depends on the random sample size can be obtained from popular pub lished tables Reference area A portion of the significant surface area of a product where one or more mea surements are to be taken It is recommended to include the reference area or significant surface area in the production specifications in addition to the specifications limits for the ferrite content Page 220 Operators Manual FERITSCOPE FMP30 Reference sample Reference sample Control chart Process control chart quality control chart SPC chart True value Trueness Accuracy of the mean Trueness Accuracy of the mean Agreement between the true value and the mean value of a measurement re sult generally obtained under practical conditions Accuracy for detailed information see 20 The true value is a value known from mathematical theoretical formulations Since such va
157. o return to the block result Delete block DEL Use DEL to delete the readings of the last not yet closed block appears only during the evaluation of not closed blocks Exit ENTER Ends the block result dis play The current block will be closed T appears on the display once the block is closed Use ENTER to end the block result display The instrument is again ready to make measurements Page 127 Evaluation Evaluation 8 1 1 Documenting the Block Result With a Printer not included in the evaluation Q If outlier rejection is enabled recognized outlier measurements are Corresponding to the settings in Service menu Print Block result 10 5 4 Block Result beginning on Page 167 pressing BLOCK RES allows for the block result of the current block to be printed with date and time stamp automatically or on request if a printer is connected and powered up If there are no readings in the current block pressing BLOCK RES will not re sult in a printout of the block result instead the block result of the last closed block will be displayed When making measurements with a fixed block size a printout of the respective block result occurs automatically upon the closing of a block if a printer is con nected and powered up Corresponding to the settings of the block result mode made in Service functions Evaluation 10 8 Storage Mode beginning on Page 187 either the short
158. o store the instrument with the connected probe 1 Use ON OFF E Page 36 to switch the instrument off if not yet done 2 Ifthe probe connected to the instrument is to be replaced unscrew the knurled nut of the probe plug completely and pull the probe plug carefully from the connector socket of the instrument 3 Plug the probe plug of the new probe into the probe connector socket of the instrument Operators Manual FERITSCOPE FMP30 Page 33 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning When inserting the plug ensure that the key of the plug fits into the groove of the socket Otherwise an erroneous con nection between the instrument and the plug may occur or the contact pins of the probe plug may be damaged Groove socket Fig 3 3 Probe plug and probe connector socket 4 Tighten the knurled nut of the probe plug Hold the plug tight to avoid an unintentional turning of the probe plug Page 34 To avoid damage to the contact pins of the probe plug only the knurled nut may be turned The probe plug must not be turned in the connector socket Operators Manual FERITSCOPE FMP30 Probe connector plug t Connector socket WA Instrument Fig 3 4 Connecting a probe 5 Use ON OFF to turn the instrument on again The instrument automati cally recognizes the type of probe connected to it Exception A flashing symbol for the measurement method on the LCD displ
159. om S Fig 7 13 amp Fig 7 13 shows that the influence of the edge distance is negligibly small for edge distances greater than 2 mm Fen measured ferrite content 1 7 1 6 correction factor To 14 1 3 12 Fem 1 8 FN 1 1 Fe 121 4 FN 1 0 0 0 mm 1 0 mm 2 0 mm 3 0 mm 4mm O mils 40 mils 80 mils 120 mils 160 mils distance of measuring position to the edge Fig 7 13 Correction factors edge distance of the measurement location Page 122 Operators Manual FERITSCOPE FMP30 Example A ferrite content of 24 FN is measured at a distance of the probe tip of 1 mm to the edge of the specimen A correction factor of 1 1 can be obtained from Fig 7 13 The actual ferrite content is computed in the following manner Fe Fep correction factor Fe 24 FN 1 1 26 4 FN Operators Manual FERITSCOPE FMP30 Page 123 Measuring Evaluation 8 Evaluation The following options are available for evaluating the measured ferrite contents Evaluation of the current block Block result Evaluation of the open Application Final result An evaluation cannot be carried out in an Application where no measurements have not yet been stored or where the measurements have been deleted In this case the display will not change after pressing BLOCK RES or FINAL RES The following parameters will be determined during the
160. omatic Measurement Acquisi tion beginning on Page 90 Use ENTER to confirm the selection Use DEL at any time to cancel the proce dure ENTER Auto Measurement Select the desired number of measure Number of Meas until lift off ments by pressing the arrow keys or V and confirm the selection with ENTER Use DEL at any time to cancel the setting procedure ENTER Auto Measurement Enter the time interval by pressing the ar Interval in sek nsec row keys A or V Confirming with ENTER will return you to the menu for the Measurement Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 183 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 7 5 Unit You can specify the unit of measurement for making measurements in the newly set up Application Key sequ Detail of the LCD Explanation Action display Select Measurement by pressing the ar row key A or V and confirm the selection with ENTER ENTER aleae lent Select Unit by pressing the arrow key or Meas signal Extern start v and confirm the selection with ENTER Measuring Mode Unit Measured variabil Select the desired unit by pressing the ar row key A or V The change of the unit does not occur until a new Application is set up ENTER Standard Fe The ferrite content display in ferrite percent FN The ferrite content
161. on O is output of automatic block creation is dis abled Enables automatic block creation and sets the block size of the current Application 5 6 3 Automatic Block Size and Block Creation beginning on Page 57 Requests the measuring mode The instrument outputs 1 if the Matrix mode is enabled A 0 output indicates that the stan dard measuring mode is enabled Enabling the Matrix measuring mode 10 6 3 Matrix Mode beginning on Page 174 Requests the group separator mode The instrument outputs 1 if group separator is enabled i e a group separator is transmitted between each measurement block during the output via the USB port 0 is output if the group separator is disabled Setting the group separator mode Command SGS1 or 9 3 3 Transferring Data With a Group Separator beginning on Page 141 Disables the group separator in the instrument If the group separator is disabled no group separator will be transmitted between the individual measurement blocks during the output via the USB port Enables the group separator in the instrument If the group sep arator is disabled a group separator will be transmitted be tween the individual measurement blocks during the output via the USB port Requests the ASCII character that the instrument uses as the group separator The instrument outputs GS via the USB port Requests the serial number of the instrument Request
162. on Key sequ Detail of the LCD Explanation Action display APPL No Use APPL No to start the selection of the Application Appl Application number n Number of the measurements stored in the Application Use the arrow keys to select the desired Application A or V Page 48 Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display ENTER Fernit Use ENTER to confirm the selected Appli 1 0 2 cation The selected Application will be re a trieved The last reading of the last not Appl O Fe closed block is displayed The instrument Blck 1 n 2 is ready to make measurements 5 3 Deleting an Application As long as the restricted operating mode is enabled indicated by G ge on the LCD display the DEL key will not be enabled i e it is not possible to delete Applications El 10 6 1 Restricted Operating Mode beginning on Page 1771 When deleting an Application all readings as well as the normaliza G tion and corrective calibration coefficients stored in the Application will be deleted Thus this Application memory is free for a new mea suring application Key sequ Detail of the LCD Explanation Action display APPL No Use APPL No to start the selection of the Application Appl Application number n Number of the measurements stored in the Application Use the arrow keys to select the Applica tion to be deleted or leaf thr
163. on The probability distribution P X is symmetrical around the mean value U of the quantity X which can be classified as having normal distribution Skewness and Curvature are zero for the normal distribution The populations which are tested for technical purposes often can be classi fied as having approximately normal distribution However the following fact is of great importance if several random samples with equal size are drawn of a population and the mean values of these random samples are de termined these mean values can be classified as having normal distribution Central Limits Theorem The mean value of these sample mean values is an estimated value u Fe for the mean value U of the population The un certainty of measurement u can be determined using the standard deviation of the sample mean values since the sample mean values can be classified as having normal distribution u Whether a quantity can be classified as having normal distribution can be checked in the normal probability chart since a straight line in the normal probability chart indicates normal distribution When evaluating the current Operators Manual FERITSCOPE FMP30 Page 217 Glossary Glossary application with the FERITSCOPE FMP30 a Kolmogorov Smirnov test is performed for small random samples up to 40 measurements and a 2 test is performed for large random samples more than 40 measurements to check whether the measurements can be c
164. open Application Operators Manual FERITSCOPE FMP30 Page 131 Evaluation Evaluation Key sequ Action FINAL RES Page 132 Detail of the LCD display Appl 0 nbl 6 A fe 10 43 oA 0 04 COVA 0 35 R 0 08 gt USL T cp 2 28 cpk 0 68 A T Appl 0 Number of blocks A Mean value Est StdDev gA Estimated COV T smallest block largest block A Mean range n lt 10 0 n gt 10 5 T Proc capability Proc capability T 3 Z E 6 6 Histogram A Not enough measurements min 30 F Explanation Use FINAL RES to start the evaluation of the open Application Page FINAL RES Pressing FINAL RES again Displays additional computed quantities Page FINAL RES Pressing FINAL RES again Displays additional computed quantities Info CAL Press CAL to display an ex planation of the computed parameter A appears on the display when the toler ance limits are enabled T appears on the display once the block is closed Once at least 30 measurements have been taken a histogram can be displayed as well by pressing FINAL RES again To do this select On 10 3 2 Histogram beginning on Page 160 from Service menu Evaluation Histogram Otherwise the notification to the left will appear on the display Operators Manual FERITSCOPE FMP30 Key sequ Detail of t
165. or message E024 Block is full To store additional readings select the block where the readings are to be stored i e change the blocks manually or delete the readings Page 114 Operators Manual FERITSCOPE FMP30 7 7 5 Assigning Block Designations When making measurements in the Matrix mode a customer specific designa tion that can be comprised of a max of 16 ASCII characters can be assigned to every Application and every block 8 5 5 Assigning Application Designa tions beginning on Page 52 Assigning the block designation can be carried out in the following manner Use of the optional software MPNAME the software is available from your authorized supplier or directly from the Helmut Fischer GmbH Institute for Electronics and Metrology Transmitting the command SBN via the USB port 5 9 4 2 Control Commands beginning on Page 142 Once Application or block designations have been assigned the designations ap pear in the information lines of the LCD display where applicable alternating with the respective numbers On printouts the Application or block designation will appear in place of the Application or block number Operators Manual FERITSCOPE FMP30 Page 115 Measuring Measuring 7 8 Correction Factors The following factors influence the readings of a ferrite content measurement Specimen curvature Specimen thickness Cladding thickness Edge distance to the meas
166. organische nichtmetallische Uberziige Normen Berlin K ln Beuth Verlag GmbH F 8 227 DIN Taschenbuch 223 Qualit tssicherung und angewandte Statistik Begriffe Berlin K ln Beuth Verlag GmbH 237 DIN Taschenbuch 224 Qualit tssicherung und angewandte Statistik Verfahren 1 Berlin K ln Beuth Verlag GmbH 2 5 6 7 4 IHW Document II 1269 95 II C 034 95 Draft Revision of ISO 8249 1985 E and II C 023 94 Welding Determination of Ferrite Number in austenitic and duplex ferritic austenitic Cr Ni stainless steel weld metal austenitic and duplex ferritic austenitic Cr Ni stainless steel weld metals DIN 32 514 Part 1 Determination of the ferrite number in austenitic eld metal ei Basel Standard BN2 DIN EN ISO 8249 Welding Determination of Ferrite Number FN in 2 2 2 Operators Manual FERITSCOPE FMP30 Page 231 Glossary Glossary Page 232 Operators Manual FERITSCOPE FMP30 Index A AC adapter connector socket 15 Accessories 23 Acoustic signals 92 93 178 Air humidity 26 Ambient Temperature 11 Analog display 173 Application 45 Assign designation 952 delete 49 Linking 63 List 50 New 45 Save 67 select 48 setup 45 Settings 52 Area measurement 90 182 Assign application designation 952 Auto Averaging Mode 58 Automatic Block Creation 57 Automatic measurement 1782 Automatic measurement acquisition 90 92 B Base 13 Battery Battery compartment 15 Batte
167. ough the pages using CAL v Aor V Operators Manual FERITSCOPE FMP30 Page 49 Applications Applications Key sequ Action DEL Detail of the LCD display Delete appl Yes DEL No ENTER Explanation Use DEL to start the deletion process Pressing DEL again Deletes the Applica tion ENTER Cancels the deletion It is now possible to select a different Ap plication El Page 48 or to set up a new Application Page 45 5 4 List of Set Up Applications Key sequ Action APPL No Page 50 Detail of the LCD display Explanation Use APPL No to start the selection of the Application sheet Assigned Application designation Example appears only if an Application designation has been assigned El 5 5 Assigning Application Designa tions beginning on Page 52 If an Appli cation designation has not been assigned the following will appear immediately on the LCD display Appl Application number n Number of the measurements stored in the Application Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display Print Use PRINT to start the printout of the list of set up Applications The list of set up applications will print if a printer is connected and switched on E Fig 5 1 It is now possible to select a different Ap plication Page 48 or to set up a new Application Page 45 FISCHER
168. oulli The battery must be replaced or the rechargeable bat tery must be charged because the voltage dropped be low a minimum value beginning on Page 30 Hourglass e Measurements are currently not possible because an in strument internal routine is running Operators Manual FERITSCOPE FMP30 Page 17 Description of the Instrument Description of the Instrument Display element Explanation Chain Applications that have been set up using the same probe are linked to each other i e the same nor malization and or corrective calibration is used for deter mining the measurements for these Applications E beginning on Page 63 Sheets Matrix measuring mode is enabled begin ning on Page 111 Key Measurement block is closed Information lines Instrument type Instrument internal software version 2 2 Control Panel Key Functions For easier opening of the cover 1 Press on the corners of the cover and then 2 slide the cover downwards Fig 2 3 Opening the cover of the control panel keys Page 18 Operators Manual FERITSCOPE FMP30 The following overview provides a brief description of the functions of the indi vidual control panel keys FINAL RES Operators Manual FERITSCOPE FMP30 Page 19 Deletes the last measured reading Repeated pressing of DEL Deletes the readings of the open block in succession 2 x DEL Deletes all readings during normalization
169. perties hard soft porous dense homogenous inhomogeneous etc and any other conditions relevant to the measurement requirement These factors determine the selection of a suitable test method the probe type and the in strument Measurement Range The range between the two limits within which a measurement is possible at a specified trueness and precision In a narrower sense it refers to the range of the scale of an analog instrument The measurement range depends on the test method the design of the probe and the measurement application Measurement errors The difference between the actual and the measured value of a measured vari able For measuring instruments there is a distinction between random un predictable and systematic correctable measurement errors Random errors determine the repeatability precision Systematic errors affect the trueness and the reproducibility Systematic errors are far more prevalent in practical ferrite content measurement applications see 12 for further details Sys tematic errors can be traced to 1 faulty calibration 2 operation related or operator related errors or 3 changes in test conditions inhomogeneities of the substrate aging etc Systematic errors tend to lean in one direction With appropriate care causes and 2 can usually be avoided or corrected Causes of the third kind can be corrected by system checks or can be taken into account in the result Specimen Mea
170. plication Measurement Application of the User In the field of ferrite content measurement an Application memory refers to a memory that stores the coefficients that are determined during the nor malization and corrective calibration for each measurement application as well as the single readings measured in this Application In addition the ap plication specific settings are stored in the applications Up to 100 different Applications can be created in the FERITSCOPE FMP30 Attributive Features Features Outlier measurements Measurements that are considerable larger or considerable smaller than the other measurements of the measurement series and therefore can be consid ered as unexpected or unacceptable With outlier rejection enabled Grubbs Test Sigma outlier rejection the FERITSCOPE FMP30 indicates outlier measurements by two short audible signals immediately after the measurement acquisition and the simultaneous appearance of f and J on the LCD display Operators Manual FERITSCOPE FMP30 Page 205 Glossary Glossary Outlier rejection Is used to prevent the distortion of the measurement results by outlier mea surements With the FERITSCOPE FMP30 outlier rejection can be enabled or disabled Measurements recognized as outliers will not be included in the evaluation Two methods are available for outlier rejection Grubbs Test Sigma outlier rejection Specification of a known spread Evaluation Calculat
171. probe has a name that is comprised of the identification number and the model designation e g FGAB 1 3F The probe must be regis tered in the instrument under this name Potential Causes of the Problem The probe received a different identification number after a repair A newly purchased probe has not yet been assigned Ifauser has more than one probe of the same probe model a problem occurs if a not yet assigned probe is connected to the instrument In such a case it is advisable to identify the probes and or instruments with numbers If the measurements of an opened Application have not been made with the con nected probe Ferrite will flash on the display The corrective calibrations are deleted when the probe is assigned G to one or more Applications the user will have to perform a new cor rective calibration for each of these Applications 6 3 Corrective Calibration beginning on Page 71 How to assign a probe to an Application 1 Use ON OFF E Page 41 to switch the instrument off 2 Connect the new probe Page 33 3 Use ON OFF to turn the instrument on El Page 37 Key sequ Detail of the LCD Explanation Action display i This warning appears briefly after power wW 006 up if a probe other than the last one used is connected to the instrument After that the display of the measurement method flashes Probe changed Operators Manual FERITSCOPE FMP30 Page 43
172. quids of the instrument or accessories because they could attack the plastic housing particular in the area of the probe tip they could damage the calibration standards The use of damaged cali bration standards e g soiled or scratched standards will lead to wrong measurement results Additional information E 1 9 Handling Storage and Transport of the Base and the Calibration Standards beginning on System Setup Maintenance and Cleaning Probe Handling 4 Probe Handling 4 1 Handling During Measurements Example Probe Always hold the probe at its grip sleeve right fig ure Grip sleeve Always place the probe gently and at a right angle on the specimen surface Slide the grip sleeve to the specimen surface such that the sleeve rests on the specimen center and bot tom Figure right With the default setting a beep will signal the mea surement capture Lift the probe off the specimen before making the next measurement Avoid hard impacts G Do not allow the probe to hover directly above the surface Doing so will lead to erroneous readings Do not bend the probe connector cable Doing so can lead to broken wires Page 42 Operators Manual FERITSCOPE FMP30 4 2 Assigning a New Probe The instrument recognizes if the probe connected to the unit is different than the one expected according to the probe identification in the current Application Reason Each individual
173. ration Procedure 19 6 4 4 Displaying Xn Ranges for Calibration Standards for the Master Calibration 83 6 4 5 Documenting the Master Calibration with a Printer 84 6 5 Determination of the Normalized Countrate Xn of a Calibration Standard During a Master Calibration 85 7 Measuring 0 20 cece nee 86 7 1 Preparing fora Measurement 86 7 2 Parameters That Influence the Ferrite Content Measurement 00 00 cee eee 87 7 3 Making a Measurement 20006 87 7 3 1 Measurement Acquisition nananana anaana 89 7 3 2 Measurements With External Start Enabled 90 7 3 3 Automatic Measurement Acquisition 90 7 3 4 Audible Signals After the Measurement Acquisition 93 7 3 5 Measurements With Tolerance Limits Enabled 94 7 3 6 Measurements With a Fixed Block Size 94 7 3 7 Measurements in Auto Averaging Mode 96 7 3 8 Measurements With Outlier Rejection Enabled 97 7 4 Documenting the Measurement with a Printer 98 7 9 Erroneous Readings 000 cee eee 101 7 5 1 Deleting Erroneous Readings 101 7 9 2 Deleting All Readings of a Block That Has Not Been Closed 00 000 cee eee 101 7 5 3 Deleting All Readings of an Application 101 7 9 4 Overwriting Individual Erroneous Measurements ala Later Time 2c2 s46h2eahe4 obec eeaages des 102 7 6 Measurements in the Free
174. ration is displayed a maximum of 3 Applications each with 20 blocks each with a maxi mum number 318 readings can be set up Production Line 1 APPL 1 for Tank Model A Norm 1 Cal 1 Block 1 all measurements of the upper welded joints Fe 71 FN Tank A1 Fe 71 FN Tank A2 Fey 69 FN Tank AN Block 2 all measurements of the lower welded joints Fe 73 FN Tank A1 Fe 72 FN Tank A2 Block 20 all measurements of the walls Fe 76 FN Tank A1 Fe 74 FN Tank A2 Fey 78 FN Tank AN Production Line 2 APPL 2 for Tank Model B Block 1 all measurements of the right welded joints Fe 55 FN Tank B1 Fe 57 FN Tank B2 Fe 58 FN Tank BN Block 2 all measurements of the left welded joints Fe 66 FN Tank B 1 Fe 67 FN Tank B 2 Block 20 all measurements of the walls Fe 69 FN Tank B1 Fe 73 FN Tank B2 Fey 75 FN Tank BN Production Line 3 J APPL 3 for Tank Model C Norm 3 Cal 3 Block 1 all measurements of the upper welded joints Fe 50 FN Tank C1 Fe 51 FN Tank C2 Fey 53 FN Tank CN Block 2 all measurements of the lower welded joints Fe 51 FN Tank C1 Fe 52 FN Tank C2 Fey 66 FN Tank CN Block 20 all measurements of the walls Fe 62 FN Tank C1 Fe 68 FN Tank C2 Fey 70 FN Tank CN Fig 7 8 Example for the configuration of the Application in the Matrix measuring mode Operators Manual
175. rators Manual FERITSCOPE FMP30 Page 15 Description of the Instrument Description of the Instrument 2 1 LCD Display The LCD display consists of several display elements When powering up the in strument using ON OFF S Page 36 all display elements will appear briefly at the same time ero CAL Ferrit FFA00116 8 8885 FERITSCOPE FMP30 7 Fig 2 2 Display elements of the LCD display after power up example Display element Explanation Page 16 A normalization is performed on the base of the calibra tion standard set C a beginning on Page 68 A calibration is carried out beginning on Page 71 Displays the measurement method Bell Tolerance limits are enabled El beginning on Page 94 Padlock Restricted operating mode is enabled i e the keys MENU ZERO and CAL are not active the service func tions cannot be retrieved applications cannot be deleted E beginning on Page 171 Operators Manual FERITSCOPE FMP30 Display element Explanation Arrow circle Free running display is enabled measurements are displayed continuously when the probe is placed on the specimen E beginning on Page 104 Alternatively Area measurement display 3 Automatic measurement display 3 Arrow up Upper specification limit is exceeded Arrow down Measurement below lower specification limit Both arrows together The displayed measurement was recognized as an
176. ristic Probe characteristic Range R SPC Statistical Process Control Statistical Process Control SPC SPC chart Process control chart quality control chart SPC chart Memory Data storage element of a microprocessor based measuring instrument Information is saved in the memory Application Specifications Requirements according to which production is defined within certain limits for variable and attributive properties like for instance the lower and the up per specification limit for the ferrite content Quality control monitors adher ence to these requirements Specification limits Specification limits LSL and USL Page 224 Operators Manual FERITSCOPE FMP30 Stability As with every process test methods are also subject to deviations This may lead to systematic measurement errors e g drift independent of handling By examining the stability and by regular checks one can ensure stability Standard deviation S Statistical Process Control SPC A quality control method In high volume productions only random samples are taken instead of 100 inspection which would be too costly The mea surement results of the random samples are extrapolated for the entire produc tion lot with mathematical statistical methods and then used to control the production process This modern method of quality control ensures constant good manufacturing quality with a minimum level of rejected parts Normal distribution of the mea
177. rite content will be mea sured in ferrite percent FN The ferrite content will be measured in ferrite numbers OK ENTER Use ENTER to confirm the selection Use ENTER to start setting up the Applica tion ZERO appears on the LCD display Base material Fe The measurements for the normalization should be made on base ENTER Cancels the normalization Performing the normalization begin ning on Page 68 Page 47 Applications Applications 5 2 Selecting the Desired Application To make ferrite content measurements a probe must be connected and an Appli cation must be selected that has been set up using the connected probe before measurements can be made after selecting an Application an Application has not yet been set up using the connected probe It is not possible to make measure ments when the display is flashing Q If Ferrite flashes on the LCD Display after instrument power up or The following options exist if an Application has not yet been set up using the connected probe Setting up a new Application using the connected probe E 5 1 Setting Up an Application beginning on Page 45 Overwriting an existing Application using the connected probe 2115 3 Deleting an Application beginning on Page 49 Connecting a probe that has already been used to set up an Application E 3 2 Connecting Probes beginning on Page 33 Procedure Selecting an Applicati
178. robe Correct measurements can be performed only if the probe that is assigned to the open Application is used for the measure ment Chapter 4 2 Assigning a New Probe beginning on Page 43 E k Fig 2 4 Probe plug of an FGAB 1 3 Fe probe Various probe models are available for measurements on objects with different shapes and different surface properties Special probes with different measure ment ranges are available for the following areas of application for example particularly rough or abrasive surfaces Particularly soft surfaces damp acidic contamination on the surface particularly thick or thin coatings hot surfaces Coatings in pipes and bore holes For available probe models and the probe model best suited for your application see the respective probe data sheets of the brochure Measurement Probes and Measurement Aids Optimized Probes You can obtain this brochure from Helmut Fischer GmbH or from your authorized supplier Operators Manual FERITSCOPE FMP30 Page 23 Description of the Instrument Description of the Instrument 2 3 2 Base and Calibration Standards A so called base is used for the normalization for the corrective calibration one two or three calibration standards ferrite standards are used in addition to the base Different calibration standard sets corrective sets are available for the correc tive calibration of the instrument for the different measure
179. rol chart Process control chart quality control chart SPC chart Corrective calibration one point or two point calibration Adjustment of the instrument using a Base and one or two calibration stan dards The corrective calibration includes calibration and adjustment During the corrective calibration the calibration curve is adjusted to the indi vidual measuring application that the open application is calibrated for The coefficients of the adapted calibration curve are stored in the open Applica tion The coefficients of the master characteristic stored in the EEPROM of the probe plug are not affected Kurtosis Curvature LCD display Liquid Crystal Display Liquid crystal display The LCD display of the FERITSCOPE FMP30 is large and clear and includes numerous symbols for identifying the instrument status and as well as information for operator guidance Operators Manual FERITSCOPE FMP30 Page 213 Glossary Glossary Zero CAL Ferrit kA Y FERITSCOPE FMP30 FFA00116 Figure 16 6 LCD display of the FERITSCOPE FMP30 Line feed LF LF line feed Advances the printer paper by one line Is usually used together with the CR carriage return character to start the next line at the beginning Unit of measurement Unit for displaying measurement data In ferrite content measurement the common units of measurement are ferrite numbers FN or ferrite percent Fe Master calibration Adjustment of the instru
180. roperties geometry etc as the specimen on which the calibration was per formed The reference samples may be from in house production or may be from external sources The ferrite content of a reference sample should have been determined using a reliable and properly calibrated instrument Refer ence samples are used for the monitoring of test equipment With contacting measurements reference samples are subject to wear and tear in the same manner as the calibration standards The wear and tear is de pendent on the properties of the surface and on the probe which used for mea surement For this reason reference samples have to be checked regularly and replaced by new reference samples if the wear and tear becomes significant Confidence level u True value Trueness Accuracy of the mean Probability chart Gaussian probability paper sum frequency chart probability paper Can be used to check graphically for normal distribution of the measure ments A straight line in the normal probability chart indicates normal distri bution Probability paper Probability chart Gaussian probability paper sum fre quency chart probability paper Significant surface Area on the surface of a specimen containing the ferrite content to be mea sured All properties necessary for the use and appearance of the product must occur at this significant area Repeatability Repeatability precision The standard deviation of the measurements taken und
181. rrect Application Use a specimen with a non ferromagnetic base material Use a specimen with out a conducting metal Perform a correct nor malization or calibra tion start on Page 182 42 48 67 Operators Manual FERITSCOPE FMP30 Malfunction Mes sage Wrong readings Printer prints hiero glyphics Histogram does not print Block result does not print automatically using BLOCK RES Printer does not print Cause Wrong voltage due to connecting a wrong AC adapter e g for 110 V instead of 220 V Probe tip worn Wrong printer setting in the instrument s ser vice functions Fewer than 30 read ings are stored in the Application Histogram output was disabled in the service function Instrument is in matrix mode block results do not print automatically in matrix mode Printer switched off Printer battery dis charged and printer not connected to the mains power supply Printer not connected to the instrument Wrong printer setting in the instrument s ser vice functions Wrong USB cable Printer or USB cable defective Operators Manual FERITSCOPE FMP30 Correction Connect the correct AC adapter Use a probe witha proper probe tip Select an appropriate printer from the ser vice function Take more than 30 measurements Enable histogram out put from the service function Use PRINT to print the block result Turn printer on
182. ry compartment cover 37 Battery replacement 37 Symbol 17 Bidirectional data exchange Control commands 142 Block change 1 4 automatic 176 manual 176 Block Creation automatic 57 Operators Manual FERITSCOPE FMP30 Block mean values 167 162 163 Block size 94 C Calibration Deleting corrective calibration 15 Master calibration 77 Calibration Standard Certification 25 Calibration Standards 13 24 Cleaning 41 Content of Shipment 27 Contrast 153 Control commands 142 Corrective calibration 71 72 Printform 76 Corrective calibration deleting 75 D Data transfer virt COM Port 140 Date 150 151 Description Technical Terms 205 Display Free running 17 Driver installation 139 E EEPROM 23 EMC 11 Enabled specification limits 94 Environmental Conditions 17 Errormessages 194 Evaluation Print 1746 External start 780 Page 233 F Fe 184 Fixed block size 94 FN 184 Formulas 205 Free running display 17 Free running mode 161 162 163 G Glossary 205 Group separator 141 161 162 163 H Histogram and block evaluation 159 i individual value 58 96 Instrument Content of Shipment 27 Dimensions 26 On Off 36 Options 28 Power consumption 26 Repairs 14 Voltage supply 30 Warranty 14 Weight 26 Instrument configuration 188 Print form 188 Instrument mode 171 Instrument setting 147 Measured variable 185 Printer 146 Service functions 147 Instrument settings Ana
183. s described for calibration standard 1 The same for all subsequent calibra tion steps After the last calibration step has been concluded using ENTER the new calibra tion curve will be computed automatically and stored and a confirmation indicating i that the master calibration has been car ried out successfully appears Pressing ENTER confirms the message PRINT A print form of the master calibra tion will be printed if a printer is connected and switched on Page 84 Please note the information regarding the number of calibration stan G dards under 6 4 on Page 77 To verify a correct master calibration perform several reference measure ments Now it is possible to make measurements in the open Application Delete the readings of the reference measurement before starting with the measurements on your specimens Page 82 Operators Manual FERITSCOPE FMP30 6 4 4 Master Calibration Displaying Xn Ranges for Calibration Standards for the During the master calibration the master characteristic can be determined only if suitable calibration standards are used The calibration standards are suited for the master calibration only if their nor malized countrates Xn are within pre established Xn ranges They can be queried during the master calibration without affecting the calibration Key sequ Action 5 x ENTER 2x BLOCK RES mr BLOCK RES Zero cal BLOCK RES Zerc car BLOCK R
184. s on the LCD display when the Matrix measuring mode is enabled In the matrix measuring mode it is possible to change the blocks 1 e to select the block where the next reading is to be stored manually or automatically 10 6 3 Matrix Mode beginning on Page 174 Page 112 Operators Manual FERITSCOPE FMP30 Automatic Block changing Automatic Block changing must be selected for the next reading to be stored in the next block automatically Free block selection is not available with automatic block changing After the audible signal for the measurement acquisition a long audible signal will sound to indicate block changing 7 3 4 Audible Signals After the Mea surement Acquisition beginning on Page 93 Manual Block changing Block changing must be done manually in order to allow for a free selection of the block where the next reading is to be stored The desired block must be se lected before making the measurement If manual block changing is selected it 1s possible to store one reading in block 7 and the next in block 3 for example Key sequ Detail of the LCD Explanation Action display BLOCK RES Block 7 Use BLOCK RES to start the block selec 3 30 07 08 07 05 tion bia E J will appear on the LCD display cov 0 66 Block Number or name of the current block n Number of readings stored in the cur rent block DATE and TIME display fe Displays the mean value o
185. s safety information referring to danger for per sons and warnings regarding damage to the measuring instrument or to accessories Indicates particularly important information and hints Indicates a reference to a page or chapter in this manual Operation to be carried out by the operator at the instrument PDA gt Listing ENTER Writing convention for instrument keys and command buttons on the display Operators Manual FERITSCOPE FMP30 Page 9 Important Information Important Information 1 3 Intended Use The FERITSCOPE FMP30 is to be used to determine the ferrite content of aus tenitic and DUPLEX steel and to determine the portion of deformation martensite in austenitic materials Only accessories recommended and approved by the Helmut Fischer GmbH In stitute for Electronics and Metrology 5 beginning on Page 23 may be connect ed to this instrument 1 4 General Information The values shown for the measured ferrite contents and the texts of the G information lines of the LCD display serve as examples for possible dis plays It is entirely possible that different values appear on the LCD dis play or in the printout without having made any mistakes 1 5 Requirements on the Operating Personnel The instrument should be operated only by staff trained for AN this purpose In addition basic knowledge of metrology according to DIN 1319 is essential for performing correct ferrite content measurements and eva
186. s the version designation of the instrument internal software e g RBA12 Data Transfer Using USB Data Transfer Using USB 9 5 Connecting a Printer Connect the USB port of the instrument with the USB port of the Printer Use the USB cable supplied with the instrument Fig 9 2 Side view of the instrument with the USB port You can obtain an overview of printers that are suitable for connection to the instrument from the Helmut Fischer GmbH Institute for Electronics and Metrology or from your authorized supplier For information about operation maintenance and care of the printer G consult the instruction manual of the printer Information regarding the instrument settings for printing 10 5 Printing beginning on Page 164 9 5 1 Print Output Printing is possible from the following situations Documenting the set up Applications 5 Page 50 Documenting the normalization Page 70 corrective calibration Page 76 calibration on coating Page 77 and master calibration Page 84 Output of the block result after the closing the block B Page 94 Output of the single readings after measurement acquisition 5 Page 98 Evaluation of the blocks using BLOCK RES B Page 128 Final evaluation of the measurement data using FINAL RES 8 Page 133 Output of the instrument configuration Page 188 Page 146 Operators Manual FERITSCOPE FMP30 10
187. service menu Use ENTER to confirm the selection Select the desired groups separator mode by pressing the arrow keys A or V and confirm the selection with ENTER off No group separator will be transmit ted between the individual blocks during the output via the USB port on A group separator ASCII29 will be transmitted between the individual blocks during the output via the USB port Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 10 4 3 Send Free Running Mode Key sequ Detail of the LCD Explanation Action display System _ Select USB from the service menu vaunt ton _ Use ENTER to confirm the selection USB ENTER Select the desired free running mode by pressing the arrow keys A or V and con firm the selection with ENTER off Measurement data that have been taken using the free running display mode will not be transmitted via the USB port Send in free i a on Measurement data that have been taken using the free running display mode will be transmitted via the USB port Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 163 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 5 Printing 10 5 1 Printer Selection Key sequ Action ENTER ENTER Page 164 Detail of the LCD Explanation display Select the Printer by pressing
188. sion FFA00118 internal state 03 00000685 a Probe FGAB1 3Fe Serial number 0708V00001 Meas range 0 15 105 Language english Date format european Contrast 71 Auto switch off on Block result Histogram on Output to port Single meas Group separator off Send in free off Left margin 0 Print sgl meas on Auto Formfeed off Histogram on Storage mode off Analog display on Matrix mode off Linking off Audible signal off Meas signal on Extern start on delay Oms Meas mode standard unit Fe Ferrite Fe Storage mode store Application No 0 Disp resolution standard Block size 5 Outlier reject off Method Auto Fig 10 1 Documentation of the instrument configuration with probe specific data example Operators Manual FERITSCOPE FMP30 Page 189 Instrument Settings Service Function Menu Malfunctions and Messages 11 Malfunctions and Messages 11 1 Malfunctions Malfunction Mes sage No display No display of the re sults with FINAL RES No display of the re sults with BLOCK RES No change on the display for ZERO CAL or MENU Page 190 Cause Instrument not switched on Instrument switched off automatically energy savings function during operation without AC adapter Batteries are dis charged operation without AC adapter No readings in the cur rent Application e g because the mea surement
189. ssing the arrow keys or V and confirm the setting with ENTER Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 151 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 2 4 Date format Key sequ Detail of the LCD Explanation Action display A Select System from the service menu Use ENTER to confirm the selection ENTER System Select the Date format by pressing the ar Language ky row key A or v and confirm the selection 1me Date with ENTER Date format Contrast ENTER Select the desired format by pressing the arrow keys or V and confirm the selec tion with ENTER Date format european c european Date format dd mm yy Date format european A USA Date format mm dd yy USA Use DEL at any time to cancel the setting procedure Page 152 Operators Manual FERITSCOPE FMP30 10 2 5 Contrast Use the contrast setting to adjust the LCD display brightness continuously The contrast value can be between 0 brightest LCD display and 99 darkest LCD display The default contrast setting is 60 Key sequ Detail of the LCD Explanation Action display ENTER System ENTER or V Operators Manual FERITSCOPE FMP30 Select System from the service menu Use ENTER to confirm the selection Select the Contrast by pressing the arrow key A or V and confirm the selection wi
190. stitute for Electronics and Metrology Report re prints Kotecki D J Extension of the WRC Ferrite Number System Welding M ller P Heinz Wahrscheinlichkeitsrechnung und Mathematisches baden Gabler Verlag Sachs Lothar Angewandte Statistik Anwendung statistischer Meth oden Berlin Heidelberg New York Springer Verlag Sachs Lothar Statistische Methoden Berlin Heidelberg New York Springer Verlag nz Bernd und Strohe Gerhard Herausgeber Lexikon Statistik Wies Page 230 Operators Manual FERITSCOPE FMP30 12 2 2 Standards DIN 1319 Parts 1 2 and 3 Basic Concepts in Metrology 13 DIN EN ISO 2064 Definitions and Conventions Concerning the Mea surement of Coating Thicknesses previously DIN 50 982 Part 1 14 DIN EN ISO 2178 Measurement of Coating Thicknesses Magnetic Methods previously DIN 50 981 ISO 3534 Statistics Vocabulary and Symbols 16 DIN EN ISO 3882 Review of Methods for Coating Thickness Measure ments previously DIN 50 982 Part 2 17 DIN ISO 5725 Precision of Test Methods Determination of Repeatabili y and Reproducibility Through Round Robin Tests 1 DIN 50 982 Part 3 Principles of Coating Thickness Measurement Gen eral Fundamentals Selection Criteria and Basic Measurement Procedures DIN 55 302 Parts 1 and 2 Statistical Evaluation Methods DIN 55 350 Terminology in Quality Assurance and Statistics 21 DIN Taschenbuch 175 Priifnormen fiir metallische und an
191. sult Number of the evaluated readings Coefficient of variation Operators Manual FERITSCOPE FMP30 Lowest value Highest value Lowest block mean value Minimum Highest block mean value Maximum LSL USL Upper lower specification limit Reading is within the tolerance limits lt lt gt gt Reading violates the tolerance limits 1 1 The measurement was recognized as an outlier G With the Matrix measuring mode enabled indicated by on the LCD display the block result will not be printed by pressing BLOCK RES In the Matrix measuring mode the block result can be printed only later by using the PRINT command 8 2 Evaluation of the Open Application Final Result The final result combines the results of the evaluation of all readings contained in the open Application Taking a new measurement or pressing the ENTER key during the evaluation of the open Application ends the final result display When making measurements with a fixed block size and the last block has not been concluded the next reading will be added to this block even if ENTER is used to end the evaluation In this case the block will be concluded only after the number of readings in this block corresponds to the set block size a 7 3 6 Measurements With a Fixed Block Size beginning on Page 94 surements of the closed blocks will be included in the evaluation of When making measurements with a fixed block size only the mea the
192. surements is required so that statistical process control can be used for quality control purposes AC adapter The FERITSCOPE FMP30 can be connected to a power outlet via the AC adapter Random sample A representative group selected from the production lot using random sample principles The sample is used to determine the properties of the entire lot batch unit of production Random sample size Number of parts combined into a random sample Stop bit With serial asynchronous data transfer the stop bit is added to the data word to be transferred 1 to 2 bit logic Ones are used After the stop bit the sender remains at logic One until the start bit of the next character arrives Student factor t Sum frequency A form of display of the measurement data distribution such that the number of measurements smaller or equal to a particular measurement is calculated and displayed in percent Operators Manual FERITSCOPE FMP30 Page 225 Glossary Glossary Sum frequency chart Probability chart Gaussian probability paper sum frequency chart probability paper Systematic measurement errors Measurement errors t The student distribution factor t can be obtained from any popular publication of mathematical statistics tables e g 4 and is given as follows 9y Example At a confidence level of 95 and N gt 200 resulting in a degree of freedom f 199 because of f N 1 the student factor is tg7 5 199 1 96
193. suring Object Measurement accuracy Accuracy Monitoring of test equipment A quality assurance task It consists of ensuring that the measuring system instrument is operating properly and is still calibrated correctly and to take Operators Manual FERITSCOPE FMP30 Page 215 Glossary Glossary corrective measures if necessary re calibration of instrument or repair System Check Measuring Object Object on which the measurements are to be performed to determine the fer rite content for example Measurement Series A series of single readings between two block or final results Measurement probe Probe Measurement Location A limited and clearly defined point within the reference area of the specimen where the ferrite content is to be determined For detailed information see 13 Uncertainty of measurement u Measurement method Procedures and process to obtain information about the properties of a mea suring object The test method is based on scientific findings and depends on the application For further details see 16 Measurement Numeric reading of an instrument expressed in the unit of measurement The measurement can be obtained as the result of a single measurement or as arithmetic mean of several single measurements e g when auto averaging mode is enabled Measurement block Block Minimum Lowest measured value of a test series Mean value Fe Re initialization The restoration of the d
194. t up in the instrument The instrument outputs 1 if the Application is set yo and 0 if it is not set up Data Transfer Using USB Data Transfer Using USB Command GANO GAN99 SANO SAN99 GBNO GBN999 SBNO SBN999 DATO DAT999 Page 144 Function Requests the designation of the Application with the number 0 99 An empty string is output if no designation has been as signed Assign a designation using the software MPNAME or the command SAN Example After receiving the command GAN2 the instrument outputs the name of the second Application Assigns a designation for the Application with the number 0 99 After receiving the command SAN the instrument sends the ASCII character ACK The transfer of the designa tion that the Application is to receive must occur directly there after The designation must finish with CR LF as well and may contain a maximum of 16 ASCII characters After receiving the designation the instrument sends the ASCII character ACK Example The command SAN2 followed by the desired des ignation assigns a new designation to the second Application Requests the designation of the measurement block with the number 1 1000 An empty string is output if no designation has been assigned Assign a designation using the software MPNAME or the command SAN Example After receiving the command GBN2 the instrument outputs
195. ter man ual Use DEL at any time to cancel the setting procedure Page 170 Operators Manual FERITSCOPE FMP30 10 6 Instrument Mode 10 6 1 Restricted Operating Mode When the restricted operating mode is enabled only the keys necessary for mea surement and evaluation are active This avoids erroneous measurements due to unintentional adjustments of instrument parameters The following keys are active in the restricted operating mode e ZERO e CAL e MENU No actions are triggered and the LCD display will not change when pressing these keys while in restricted operating mode Furthermore setting up overwriting and deleting of Applications is not possible while in the restricted operating mode As long as the restricted operating mode is enabled the LCD dis G play will show gy The restricted operating mode will remain enabled even after the instrument is switched off and on Key sequ Detail of the LCD Explanation Action display ENTER Device Mode Select Restr Mode by pressing the arrow Restricted mode l i ERETTE key A or V and confirm the selection with Matrix mode ENTER Linking Operators Manual FERITSCOPE FMP30 Page 171 Instrument Settings Service Function Menu Instrument Settings Service Function Menu Key sequ Action Page 172 Detail of the LCD display Restricted mode Restricted mode ST a on Explanation Select the desired operating mode by pressin
196. th ENTER Use ENTER to confirm the Contrast se lection or specify a new value by pressing the arrow keys A or V then confirm the entry with ENTER Use DEL at any time to cancel the setting procedure Page 153 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 2 6 Lighting The following options are available for the light setting off after n sec The light turns off after n seconds always off The light is always off always on The light is always turned on on w power unit The light is on only with the power unit connected Key sequ Detail of the LCD Explanation Action display Select System from the service menu ENTER System Select Light by pressing the arrow keys or V and confirm the selection with EN TER ENTER Light Select the desired setting by pressing the arrow keys or v on w power unity Use ENTER to confirm the desired setting Use DEL at any time to cancel the setting procedure A or V off after n sec off after n sec Enter Use ENTER to confirm the value or specify a new value by pressing the arrow keys A or V Pressing ENTER returns you to the menu in order to enter additional settings or V Light always off Enter After confirming the selection always off with ENTER you are immediately returned to the menu in order to enter additional set tings Page 154 Op
197. the arrow key A or V and confirm the selection with ENTER Block result Final result Print _ Select the desired printer by pressing the SM conmeble bE arrow keys A or V and confirm the selec ESC P 9 pin f tion with ENTER ESC P 24 pin Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 10 5 2 Left Margin Setting Key sequ Detail of the LCD Explanation Action display Select Print from the service menu Use ENTER to confirm the selection ENTER Printer _ Select Left Margin by pressing the arrow e key U or U and confirm the selection with Print sgl meas n ENTER Block result Final result ENTER left margin Enter the value for the left margin width us ing the arrow keys A or V and confirm the 4 entry with ENTER Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Page 165 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 5 3 Print Individual Single Readings Key sequ Detail of the LCD Explanation Action display gt lt Select Print from the service menu Use ENTER to confirm the selection ENTER Printer Select Print sgl meas by pressing the ar row keys A or V and conform the selection MORTALES with ENTER Block result L Fi nal resul t eet ENTER Select the desired single reading mode by pressing the arrow keys A or V and con firm the selec
198. tion with ENTER Print sgl meas Off The single readings will be printed only when the evaluation of the current block is performed Print sgl meas e orf J on The single readings will be printed di rectly after the measurement acquisition on Use DEL at any time to cancel the setting procedure Page 166 Operators Manual FERITSCOPE FMP30 10 5 4 Block Result Corresponding to the setting press BLOCK RES 8 1 1 Documenting the Block Result With a Printer beginning on Page 128 to print the block result The following setting options exist Key sequ Detail of the LCD Explanation Action display Select Print from the service menu Use ENTER to confirm the selection ENTER Printer Select Block Result by pressing the arrow keys A or V and confirm the selection with ENTER ENTER Select the desired mode for printing the block result by pressing the arrow keys A omnia or V and confirm the selection with EN rin Block result TER 3 W Use DEL at any time to cancel the setting procedure Automatic off The block result is not printed Print Block result on The block result will be printed auto matically after pressing BLOCK RES Automatic always ask Upon request the block re Print sult will not be printed always ask a Yes DEL Press DEL to print the block result No ENTER Press ENTER to not print Prang the block result Yes DEL
199. trument by sending commands from the PC to the instrument Requesting measurement data and other data e g the name of the current Application by sending commands from the PC to the instrument Transfer of data e g designations for Applications from the PC to the instrument by sending commands from the PC to the instrument Both commercial or one s own data processing programs can be used to process the data exported by the instrument Information regarding import and processing of the data using such programs may be obtained from the respective manuals for these programs Use the USB to Transfer measurement data and additional information in the ASCII format e g using PC DATEX additional information about the PC DATEX pro gram is available from Helmut Fischer GmbH or your authorized system supplier directly into an EXCEL spreadsheet and Transmit commands and data e g via Windows Hyper Terminal only up to version Windows XP from the PC to the instrument Page 138 Operators Manual FERITSCOPE FMP30 9 1 USB Connection to a PC Connect the USB port of the instrument with the USB port of the PC Use the USB cable supplied with the instrument H Fig 9 1 Side view of the instrument with the USB port 9 2 Installing the USB Drivers If there is no USB driver installed for the USB connection on your PC proceed as follows cher GmbH Before installing the driver extract the downloade
200. ts With a Fixed Block Size beginning on Page 94 n Number of the single readings stored in the current Block size Operators Manual FERITSCOPE FMP30 Detail of the LCD display Ferrit Appl 0 i 2 5 Blck 1 n 0 Ferrit lt i Appl O i 2 5 Blck 1 n 0 Ferrit e 10 2 10 00 11 00 Ferrit 10 4 sheet 2 back side n 1 Operators Manual FERITSCOPE FMP30 Explanation of the LCD displays after power up The open Application is set to auto averaging mode E 5 6 4 Auto Averaging Mode beginning on Page 58 and 7 3 7 Measurements in Auto Averaging Mode beginning on Page 96 i Number of single readings measured using the auto averaging set number of single readings to be combined The open Application is set to the free running display mode 43 EI 7 6 Measurements in the Free Running Display Mode beginning on Page 104 The open Application is set to the free running display mode 4 3 and analog display is enabled E 7 6 Measurements in the Free Running Display Mode beginning on Page 104 and 10 6 2 Analog Dis play beginning on Page 173 10 00 11 00 Limits of the analog display example Matrix measuring mode is enabled E 7 7 Measurements in Standard and Matrix Measur ing Mode beginning on Page 109 and 10 6 3 Matrix Mode beginning on Page 174 Matri
201. tting procedure Page 173 Instrument Settings Service Function Menu Instrument Settings Service Function Menu 10 6 3 Matrix Mode Key sequ Action ENTER ENTER Page 174 Detail of the LCD Explanation display System Select Instrument Mode by pressing the Evaluation USB Print Device Mode ra arrow keys A or V and confirm the selec tion with ENTER Measurement ar Device Mode Select the Matrix Mode by pressing the pasir icteg model arrow keys A or V and confirm the selec Analo 15pia TEeara ee tion with ENTER This settings option appears only when dual method both is set for all Applica tions set up with dual probes J Page 187 Select the desired mode by pressing the arrow keys A or V and confirm the selec tion with ENTER Matrix mode off matrix mode is disabled i e the off g standard measuring mode is enabled Matrix mode on Matrix measuring mode is enabled off cf 10 20 150 Example for 10 Applications each with 20 blocks of 150 measurements each on hi Use DEL at any time to cancel the setting procedure Operators Manual FERITSCOPE FMP30 Key sequ Detail of the LCD Explanation Action display Enter ey r When changing to a different measuring ATTENTIONS ATI mode the instrument will b re initialized f Readings E 10 2 8 Re Initialization of the Instru will be deleted aa ment beginning on Page 157
202. ual components of the block result mean value standard deviation etc in succession and then A Ends the display of the block result return to the measurement screen without closing the open measurement block the cur rent measurement series can be continued and then v Displays the block result of the previous or following measure ment block of the open Application All block results of the open Application can be retrieved in succession through repeated pressing of V and then PRINT Prints the displayed block result and then MENU Displays the single readings of the evaluated measurement data block then all single readings can be displayed by press ing A or V Pressing MENU again ends the single reading display and then DEL Deletes the readings of the last measurement data block that has not been concluded and ends the display of the block re sult return to the measurement screen and then ENTER Ends the display of the block results return to the measure ment screen and closes the current block The next measure ment opens a new block ON OFF Turns the instrument on and off 3 beginning on Page 36 ZERO Retrieves the normalization beginning on Page 68 CAL Retrieves the corrective calibration beginning on Page 71 and then CAL Cancels the corrective calibration and then DEL Deletes the corrective calibration of the open Application Page 20 Operators Manu
203. um of Fe readings of a measurement series a Blocks divided by the number N of readings N Fe fe Fe Fe Fey _ N N where Fe Mean value block mean value Fe single reading N single readings of a block Fe Mean value of the block mean values of the evaluated blocks Standard devi ation of the readings that have been taken using a fixed block size Is output only if fixed block size Block N I Fe SN Fe where Fe Mean value of the block mean values Nz Number of evaluated blocks Fe Block mean values Ferrite standard Calibration standards ferrite standards Final Result Final result Free running display With the probe placed on the specimen measurements are displayed contin uously Indicated bya onthe LCD display of the FERITSCOPE FMP30 Gaussian normal distribution Normal distribution Gaussian normal dis tribution Gaussian distribution Gaussian probability paper Probability chart Gaussian probability pa per sum frequency chart probability paper Gaussian distribution Normal distribution Gaussian normal distribution Gaussian distribution Operators Manual FERITSCOPE FMP30 Page 209 Glossary Glossary Accuracy Qualitative designation for the degree of approximation of a measurement re sult to the true value Usually the accuracy is divided into Trueness Ac curacy of the mean and Precision Accuracy Trueness Precision Agreement betw
204. urement location Surface roughness However the surface roughness is strongly dependent on the ferrite content and the influence cannot be stated quantitatively The influence is relatively small for ferrite contents of lt 10 Fe It rises with an increasing ferrite con tent and can be reduced best by combining a sufficient number of single readings to one meaningful mean value These influences can be corrected by multiplication with the respective correc tion factors that can be obtained from the following information 7 8 1 Influence of the Specimen Curvature With curved specimens the measured ferrite content deviates increasingly from the actual true ferrite content as the curvature increases The actual ferrite content can be computed in the following manner Fe Fen correction factor where Fe actual true ferrite content Fe measured ferrite content The correction factor which is dependent on the curvature diameter of the specimen can be obtained for convex and concave curvatures Fig 7 9 and Fig 7 10 Fig 7 9 shows that the influence of the convex curvature is negligibly small for curvature diameters greater than 50 mm Page 116 Operators Manual FERITSCOPE FMP30 c diameter of the curve 5 mm 200 mils Correction factor 2 10 mm 380 mils c 20mm 7 90 mils S d 30 mm 1 2 1 05 A e 50 rmm 2 c 100 mm 3 9 0 20 40 60 80 100 120 measured ferr
205. viation of a measurement series in percentage points 1 e the standard deviation in reference to the mean value For many manufacturing processes C O V is a characteristic process constant A change in a parameter during the coating process can alter C O V significantly thus a sudden change of C O V indicates a change in the process conditions C O V is calculated as follows S V 100 Fe where COV coefficient of variation Fe mean value s standard deviation Variable features Features Variance Mean squared deviation The square root of the variance is called standard de viation Coefficient of Variation C O V Method Measurement method Reproducibility Reproducibility Reference measurement Measurement on a reference sample to check the normalization or calibration which was performed before Reproducibility The ability of different operators to achieve practically the same measure ment result when taking measurements with different instruments at the same measuring position of the same specimen at different locations El Accuracy for detailed information see 20 Operators Manual FERITSCOPE FMP30 Page 227 Glossary Glossary Reference sample Specimen with a known ferrite content on a defined reference area that can be used to check the calibration The ferrite content within the reference area should be as regular as possible The reference sample should have the same p
206. x measuring mode is enabled I E 7 7 Measurements in Standard and Matrix Measur ing Mode beginning on Page 109 and 10 6 3 Matrix Mode beginning on Page 174 In addition a designation each has been assigned to the open Application sheet and to the current block back side 5 5 5 Assigning Application Designations begin ning on Page 52 and 7 7 5 Assigning Block Designa tions beginning on Page 115 Page 39 System Setup Maintenance and Cleaning System Setup Maintenance and Cleaning Detail of the LCD display 022 Missing probe 006 Probe changed Appl 1 Not opened Explanation of the LCD displays after power up This error message appear briefly after power up if no probe is connected to the instrument if the probe is not connected properly or if the connected probe is defective It is not possible to make measurements without a con 1 nected probe 3 2 Connecting Probes beginning on Page 33 This warning appears briefly after power up if a probe oth er than the last one used is connected to the instrument E 4 2 Assigning a New Probe beginning on Page 43 The current Application has not yet been set up To make ferrite content measurements an Application must be set up using the connected probe 5 1 Setting Up an Application beginning on Page 45 3 3 3 Measured Variables Chapter 10

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Operators Manual for FERITSCOPE® FMP30