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MSlog for mgxii Operator Manual

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1. erre nent tati 21 hi Tire SAMPLING s E rus 22 1 Ent r Eleader dala nr mad it RGB SE E etre DR ILE atu c Ba daa dep SR TE ER 22 D Recording Data ici tert ue DTE ERR EPI tii 23 ki Maximum Logging Speed xc pen terit der tpe DR CO IRR DRE AA BER CO RC D RR Dee BRL ANE snags 23 D Ghanging a TOO 0 ern a rp rie m ere RP etie ur BU FQ UTER 24 m Replaying D ata 3 ata aa i bate a pe AGE 24 mi Tool selection and replaying data ssssssssseee eene nemen 24 n Exiting MSLOJ mie niii bri HP ten ER pie n Daten ptite fa TE 25 Browsers and Processors eene ttenee eterne strenue nnno nna enn ne Dn nnno nra dn rana nn nonna cant n 26 I AAA rire Linee A eEE eassecedestackieesseeeaiesbatureass 26 Il Multi Channel Client Data Windows ceeeeeerrnenenennnnneeennnnnennnnn nennen nnne nennen nennt 26 a The MChCurve Browser nitet eee ld ud ned 27 MEM sonia cea A e evt a deer el die dede e c aulis Dei edu s 27 ANSE Ot EE 27 alil VIOW i tee he ee Lado deo ad addi ial eet dr ii uds ee 28 b Depth Settings Dialogue BOox ssssseeene nennen nennen nnne 28 c LOG Settings ox oe iei rd e ete edit e PT De il cae A yeso te ER 29 d Log Settings Dialogue BOX recti edet ee ei td es kie et tendere be a eed 29 MCHNUM Processor Calibration Procedures ssssssessseee eene ene 31 ALCA ius 31 di Calibration Settings iio ee itec
2. This dialog allows control of the log Title Units Scale Line Grid and Filter P N 7000164G Title Text entry box to change the log trace title displayed at the top of the browser and the short headers Units Text entry box to change the log trace units displayed at the top of the browser and in the short headers Scale Low and High values to set the minimum and maximum plot scale values respectively for the log These are displayed at the top of the browser and in the short headers if there is sufficient room Line Grid Check Display Grid to enable vertical grids Enter the Spacing in units corresponding to the Scale For each SAF1000Img column only one log trace should have Display Grid checked Filter Enter a filter number to use a moving average filter on the displayed Log trace Thus by selecting a filter width of 5 a calculated moving average log based upon five incremental data points will be displayed By using the filter spiky data can be smoothed Data gaps in well logs can be overcome by using an appropriate filter so long as the data missing does not exceed more than 9 incremental units Note that the filter does not change the actual data but is Color Style and Weight thickness of the trace on the log 47 MSLog for MGX Il Operator Manual applied on the fly while the data is displayed only This leaves the data untouched and allows you to later reduce your filter width if you wish to do so
3. Normally the user should allow the logger settings to be used since they are set at the factory for the logger winch system These settings control the depth measuring system and power and data communications parameters for different winch and cable configurations If in doubt contact the factory for details MGXII depth encoder settings If these windows do not appear then the logger and PC have been initialised during an earlier session and no further action is required P N 7000164G 10 MSLog for MGX Il Operator Manual a I Dashboard Introduction Re Bo Feet Ft Min 5 The Dashboard is the operator s control panel It is used to select and control all system Tool m functions and to monitor acquired data This section of the manual introduces the components of the dashboard More details 2PCA 1000 F T Fres 25FB install v can be found in the Dashboard Operation section En Power The main Dashboard window occupies the left of the monitor screen The standard Windows Screen icons remain active onscreen but are shifted to the right of the MSLog Dashboard they can be accessed in the usual way Off Operators familiar with Microsoft Windows may recognise some of the controls found on Communication led the Dashboard while to others they may be new Features used include push buttons Q valid radio buttons check buttons check
4. Proc MSIProc Browser Laswriter Browser Mchnum Browser Mchcurve Close All P N 7000164G 8 3 Am MSLog for MGX II Operator Manual System Operation I Starting MSLog Refer to Chapter 1 for details on how to connect the system After verifying that all connections are correct turn on the power to the PC and allow the operating system to finish completely loading Turn on Power to the MGXII You should see the MGXII depth display flash 8888 8 and then display the last depth value stored in the logger The right side TO PC data light should blink If the TO PC is not blinking turn the Logger power OFF then ON again If you are unfamiliar with Windows operating system then please refer to the Windows user manual for guidance on the basics of the system s operating platform It is assumed that the user has basic knowledge of Windows E MSLog To start the MSLog program left click on the Start button on the status bar and holding down the left mouse button move to Programs gt MSLog gt MSLog Release the button and the system will automatically load the MSLog operating software and present you with the control Dashboard at the left of the screen At start up of the program MSLog will attempt to communicate with the MGX II A small logger replica will appear If the MGX Il logger is not detected by the MSLog program a warning message appears This message will appear
5. information is stored in the MGX Il in non volatile pa memory If the probe is kept stationary and power is po gt restored the valid depth will be recovered meters Cas When using an isolation bridle for normal resistivity logging the user should position the bridle cable head connection at the zero reference and then press the Set to Zero control and then after the depth has been update press the Change Depth control and add the bridle length e g 25 feet to this depth and enter it into the field to set the correct depth For example using this method the correct depth for a 2PEA PGA probe would be 6 17 25 31 17 feet The user should physically measure the bridle to insure accurate depth reference c Communications Panel Communication EI O No data Data sec Data Errors The communications panel shows information about the data sampling data throughput and provides the facility to tune communications settings as appropriate There are three LED panels which display Data sec rate of data sampling Data Indicates the number of data samples read unique to a recording or in a replay session The value is automatically reset to zero when a record or replay is terminated by the Stop control Errors Counts the errors or number of times during acquisition that the system failed to obtain valid data upon request When data is not correctly received the N
6. Windows hierarchy In HIDE mode the Panels can be removed from screen but they will immediately appear on the screen when the cursor is moved to the left side of the screen To put the dashboard in HIDE mode right click over the dashboard and click on the HIDE selection Additional functions of the Dashboard can be activated through the Dashboard menu Menu boxes MSLog system Boxes can be opened to check the system performance to tune the system performance and to supply parameters for logging operations Throughout all Dashboard windows all kinds of push buttons radio buttons check buttons check boxes test entry fields graphically simulated switches LED indicators and LED bar graphs are used to create a clear self explanatory virtual control system for borehole logging operations i Data Handler The Data Handler is a special Thread which controls the smooth and error free execution of all tasks that are involved in the management of the log data flow from the tool to the final storage of the data on a mass storage device The Data Handler is the most important Thread because a logging operation is only successful if high quality log data is acquired and stored Therefore the Data Handler which executed with highest priority can be considered has the heart of the Dashboard The main tasks of the Data Handler are sampling and retrieving data from the tool packaging of data saving data onto hard disk and distributing data into v
7. always be maximised during data acquisition and the operator should observe the bar meter to have enough time to react before data is lost A reaction could be to lower the logging speed or to check the Sampling Rate setting of the Depth Mode Also from the Communication Panel the Configure Communication Box is opened f Configure Communication Settings Box e This MSLog Box is currently not used for the MGX II system g Configure Tool Settings Box This MSLog Box is opened from the Tool Panel This box is used to set the tool specific logging parameters The layout of the Configure Tool Box depends on the type of logging tool which has selected by the Tol file The layout is defined in the Tool Driver At the moment the following Configure Tool Boxes are available e Multi Channel e FAC40 OBI40 e Full Wave Sonic P N 7000164G 56 MSLog for MGX Il Operator Manual h Dashboard The Dashboard is the visual on screen realisation of the interactive user platform of the MSLog MGX II logging system All basic functions of the MSLog MGX II logging system to control the hardware and to run a logging operation are realised by a number of Panels According to the MSLog MGX II logging system concept Panels can be considered to be equivalent to hardware control modules in an old logging system Panels are displayed with a fixed width lined up along the left side of the screen Primary dashboard panels are always displayed as the top layer in the
8. and 10 for grid spacing Problems can occur when combining low value depth scales with low value horizontal grid spacing when the minor grid lines are forced to try to display or print at a higher resolution than the data sampling P N 7000164G 28 MSLog for MGX Il Operator Manual c Log Settings The Log Settings menu option provides the user with access to the controls which govern the display and print characteristics for individual log traces The easiest way to reach the menu is to click on the log name in the header above the log display The settings selection can also be made by clicking on log settings in the EDIT selection on the main menu task bar d Log Settings Dialogue Box Description p Posion 6 x The parameters which can be EM set for each log trace follow g Unit ens Right 30 x Name EAT 223 Scale Curve Style Enter a title of your choice using all the standard keyboard Low 0 Pen Sold El characters High eo Cm E Units Change Logarithmic Width Enter the units of measurement Decades fi Filter 2 Position IE ses Enter the location in 96 full scale V Display Grid F gt for the location of the curve i BR E S relative to the full width of the Gnd 20 Hbi Cancel log plot Well Logs can occupy the same location Scale Low Select the minimum scale value This value will appear on the top left hand corn
9. you can fix data recorded with a browser turned off by selecting the same tool and rewriting the LAS file using that option on the LASWriter browser as described above If a needed browser is missing from a tool driver data can be replayed with a corrected tool driver selected You can use external tol files with corrected conditions such as calibration changes to import data into Wellcad The exact condition test for this replay behaviour is On replay MSLog uses the currently selected tol file on condition that ToolName matches case insensitive the imbedded one and DriverName exactly matches the imbedded one Otherwise the imbedded tol file values are used n Exiting MSLog To exit the user will turn TOOL POWER OFF and then close MSLog Right Click over the dashboard and select EXIT The system will ask for verification and the user clicks on YES to complete the shutdown of MSLog As with all processes where the PC is communicating with the logger the user should watch the data lights on the logger and verify that communications are complete The logger will return to the power on mode where the TO PC light is blinking at a steady interval DO NOT POWER OFF the logger until this occurs P N 7000164G 25 MSLog for MGX II Operator Manual 4 Browsers and Processors l Introduction Once a tool file has been loaded the system will provide access to the relevant Data Browsers and Processors specific to the tool type The
10. 1000 IFG BSOG 01 spectral tool can also take advantage of the SpecProc processor and Gspec Browser when run with an updated tol file that invokes them Data for output to other plotting processing software is recorded in the LAS format with the LASWriter Browser At present the RD format output using these Spectral Browsers Processors is not supported directly by Wellcad LAS format must be used to import this data See the section on Reprocessing Spectral Data that follows a SpecProc Processor Proc a The SpecProc processor generates and appends summed spectra and up to five spectral channels to the raw data stream sent by the probe It allows the user to apply calibrations to the display of spectral data It allows the user to specify the names and energy windows for up to five individual spectral channels It allows the user to sum spectral data over a pre defined time or depth interval The SpecProc main browser window is shown below Number of Channels 1024 Acquisition Time 3 80 Summing Mode Depth Interval 1 00 ft Current 0 28 ft Ready 803 16 0 OHM Ui The main window displays the number of channels or energy bins being measured by the probe It also indicates the summing mode which can be based on a time or depth interval In the example above the summing mode is Depth and the summed interval is 1 foot The number of samples in the summed interval depends on this value and the depth digitise interval selec
11. 63 ss MSLog for MGX Il Operator Manual Bulkhead Bulkhead pressure In Mount Sopris cable heads the bulkhead is the mechanical and electrical joint between the probe and the logging cable It is part of the Cable Head It provides a means for the wireline conductor to leave the cable head and electrically connect to the probe The bulkhead must seal the probe from the borehole fluid and isolate the conductor from it as well It must provide positive electrical contact of the wireline armor to the probe top tt Probe Top uu vv Xx yy P N 7000164G That part of a probe that connects to the Cable Head Armor Wireline armor The outside body of the wireline made up of steel strands Conductor Wireline conductor The inner wire or wires of that make up the logging cable Mecca Connector A gold plated crimp female connector applied to the conductor and connected to the Mecca Bulkhead male pin Mecca Pressure seal A pressure seal that is a rubber molded terminal pin providing half of the seal between the borehole fluid and the wireline conductor and the electrical pass through for a conductor It installs in the Cable Head Bulkhead In single conductor systems the threaded end has the cable head contact attached It is sometimes referred to as a Mecca Pin or Mecca Bulkhead Mecca Boot A rubber molded boot that fits over the conductor insulation on one end and over the Mecca Bulkhead on the other I
12. Calipers operate and open using negative voltage Pressing Power ON will cause a message such as the one that follows to appear for the latest 2CAA 2PCA family of Calipers MSLog DEMO 9 Warning Switch tool power on will cause immediate opening of the caliper Proceed anyway 3 m Normally if the Caliper is at the bottom of the hole or the user wishes to calibrate the Caliper the correct response is YES However for Calipers that operate in this mode such as the MSI Calipers the user should not turn power on until the Caliper is at the bottom of the hole The normal logging sequence would be to calibrate the tool on the surface close the arms and then zero the tool and proceed to the bottom of the hole The Depth System will display the correct depth even though tool power for MSI Calipers should be OFF while going in the hole When the Caliper probe is on the bottom of the hole the Power ON button is pressed bringing up the window shown above After pressing YES the Caliper will begin to open Press the Tool Settings button and press OPEN which will start the software timer After 90 seconds has elapsed a Caliper Open message will appear To see if the Caliper is open on the bottom of the hole the user can go to the Acquisition Panel select Time Mode and turn sampling ON A reasonable value for the Caliper should appear in the MCHNUM data browser Keep in mind that often the Caliper arms do not fully open until the probe
13. Control of these numbers is provided in the right click Parameters menu First arrival is selected by finding the maximum of the waveform after the threshold and the minimum of the waveform before the threshold and extrapolating the steepest slope of the line between these two points to the zero crossing The processor begins searching for the first arrival at the Blanking time SAF1000Wave displays a vertical line marker at that position on the waveform Slowness is calculated as T2 T1 where T2 is the transit time in us for Receiver 2 and T1 is the transit time for Receiver 1 A one foot receiver spacing is assumed Slowness values are in us ft or us meter depending on the MSLog tol file Parameters Ed Rx me First Arrival Amplitude Window Blanking ust 200 Start us o v Add to First Arrival Threshold 200 ierre d The First Arrival Window has two text boxes for inputting values controlling the First Arrival Pick Blanking and Threshold P N 7000164G 42 MSLog for MGX Il Operator Manual Blanking ps the time to wait before picking the first arrival in microseconds This value must include the tool holdoff time It is not added to the tool holdoff time Threshold A unit less value that the waveform amplitude must exceed before a pick is made The Amplitude Window has two text boxes and a check box for control of the amplitude log Start us The amount o
14. Discriminator 1 is normally set for positive pulses and Discriminator 2 for negative Here is an example from the TOL file for the 2PGA 1000 gamma operating with 1 10 1 8 Single Conductor Wireline Comments are in italics ToolAdapter section heading Name MGXII tool adapter type Address 64 tool type FramingByte 69 ToolScriptFile scripts TwoPulse scp necessary script file for additional initialisation ToolControlledCaliper no enable caliper control yes no ToolType 2PGA Used by MSLConfig to change the following by Wireline Type DiscLengthFactor1 0 550 Amount to change the discriminator per meter DiscLevel1 700 Zero cable length discriminator voltage level DiscLengthFactor2 0 550 Same as above for second discriminator DiscLevel2 700 Same as above for second discriminator WirelineType 1 10 1 8 Single Conductor label indicating the wireline type for the current Disc settings ciDiscriminator parameters explanation ToolType 2PGA MSLConfig reads the tol file when it installs it in the MSLog Tol Current folder If it finds the 2PGA in the CableTypes msl file in a WirelineType which is the same as is currently selected the it takes the values it finds and writes them into the following Parameters e DiscLengthFactor1 The amount to decrease the threshold per meter of logging cable e DiscLevel1 The voltage level of the discriminator at zero cable length e DiscLengthFactor2 The amount to decrease the threshold per meter of logging
15. MChCurve browser See details in the main body of this document P N 7000164G 67 MSLog for MGX Il Operator Manual Note Browsers and processors read information from the tol file only once when they start For this reason you must close and re start browsers and processors after changing calibrations and saving them with MCHNum Tol file example Description ToolName 2PGA 1000 Gamma this is the name that shows up in the Tool List Pull Down Menu the user can edit this line to display a customised name for the tool or use a different language if desired DriverName MGXIISCRIPT 9 11 00 pls new browsers slogged 9 14 00 pls Protocol LengthMode Fixed Length 24 LengthMax 24 UpholeBaudRateDiv 50 DownholeBaudRateDiv 50 Parity even DataBits 8 SamplingCmdLength 0 TimeOut2 400 Default TimeSamplingRate 1000 DepthSamplingRate 05 TimeSamplingRateMin 100 TimeSamplingRateMax 2000 ToolAdapter Name MGXII Address 64 FramingByte 69 ToolScriptFile scripts TwoPulse scp ToolControlledCaliper no ToolType 2PGA DiscLengthFactor1 0 550 Updated by MSLog for different wireline types DiscLevel1 700 same as above DiscLengthFactor2 0 550 same as above DiscLevel2 700 same as above PowerSupply Voltage 75 P N 7000164G 68 MSLog for MGX Il Operator Manual Current 35 VoltMeterLabel 50 VoltMeterYellow 70 VoltMeterGreen 90 VoltMeterRed 110 AmpMeterLabel 50 AmpMeterYellow 25 AmpMeterGreen 45 AmpMete
16. TOL file so they are available the next time the tool is selected aiiiView Tool Bar contains buttons to turn on Printer change Depth Settings and view Browser version number Status Bar shown below displays data related to Current Depth Numbers of Data samples Numbers of errors and the connection status This is useful when Auto hide is selected for the main Logger panels Ready 052 t5 f connected b Depth Settings Dialogue Box The depth settings dialogue box shown at right is used to set the depth scale and grid layout displayed in the MChCurve window MS Scale amp Units Depth Time Driver 4 ho Scale set the depth scale of the log e g a Depth Driver number 50 equals 1 50 scale or 1 cm on l screen or printer will display or print 50 cm of 3 P log This is the scale that will be displayed ae 7 i and or printed Tv Display Grids i E Horizontal Grid Spacing sets the frequency Spacing Cancel of major and minor grid lines and corresponding depth value text display For example a value of 10 will produce a depth number each 10 feet or meters a bold grid line at each 5 and 10 unit spacing and a light grid line each unit The user should not enter a value that results in a minor grid line being printed at a frequency higher than the depth sample interval For this example the sample interval should be less than 1 depth unit If in doubt always start with a large number like 100 for depth scale
17. TOL files with calibration factors shifts etc have been prepared for the tools to be run a Loading a Tool Configuration File Select the tool file from the list of available tools shown in the Tool Panel combo list box The listed tool names are derived from the TOL files present in the tol current directory the name being that given as the ToolName parameter in the file The user may edit the ToolName if so desired so that a customized name will show up in the tool name list The default location of the active TOL files is set in the MSLog ini file and are setup using the MSL Config program In general only the TOL files that correspond to the system and set of downhole probes being operated should be stored in the MSLog tol current directory Depending on the version of MSLog software installed other TOL files may be supplied but will be stored in the main Mol directory These files may be installed at a later time if required using the MSLConfig exe program Details of the MSLConfig program are found later in this manual Only install TOL files using MSLConfig as simply copying the files may not update required information regarding tool power requirements and discriminator settings b Data Viewers for Client Applications Once a tool file has been loaded the system may depending on the TOL settings automatically open the relevant data viewers specific to the tool Any processors relevant to the tool will also be st
18. The user should go to the Browser window select and Close the browser and Start it again Two bar meters on the Tool Panel display the tool voltage and current supplied by the MGXII logger to the probe These values are calculated from information read in the TOL file and winch cable information The current meter is active but should show 0 mA until the tool power button is pushed These meters are not diagnostic in that they only display the values read from the TOL file The voltage at the logger can be measured at the red and black banana jacks on the logger if desired P N 7000164G 13 MSLog for MGX Il Operator Manual The Power On and Power Off control buttons are activated by mouse clicking The Power LED shows green when the tool is powered correctly and red when off When the tool is powered on the current meter should indicate the value programmed from the TOL file The Tool panel also contains a Tool Settings Commands button This button is only active when there are settings or commands available for the probe in use Controls for particular tools such as Calipers samplers image and sonic tools are discussed in later sections b Depth Panel meters m min Within the Depth Panel there are two separate numeric displays The left side displays the current tool depth in metric or English units depending on user preference see details on Logger Configuration For the MSLog system this is normally the
19. a good usable waveform For most hard rock or consolidated formation logging a single stack is the default A single stack is all that is desired for Cement Bond logging Stacking is generally only used when very low amplitude waveforms are received Generally the more stacks that are made the slower the logging speed This is because the probe should not move too far between adjacent firings of the transmitter so that nearly the same borehole interval is sampled The stack interval discussed above also affects sampling and decreased logging speed will be necessary as stack interval increases Reverse dipole stacking selecting this box enables reverse dipole stacking which may be used in dipole logging In some cases high energy tube or Stoneley waves may overwhelm flexural shear waves especially in low velocity unconsolidated formations By using reverse dipole stacking the non flexural borehole modes are effectively cancelled allowing the flexural waves to be more easily identified 38 MSLog for MGX Il Operator Manual b 2SAA Full Wave Sonic Browsers The 2SAA full wave sonic probe operating under MSLog has 2 unique browsers and a unique processor They are discussed below bi SAA1000wave The SAA1000wave browser displays the acoustic waveforms in real time The user can select any number of received waveforms from either the upper or lower transmitter The waveforms are identified by different colo
20. acquired data is provided in real time to the individual clients Browsers and Processors window By setting options within the clients the user can control the layout for both onscreen data display and for hard copy printout produced as a borehole document on site calibrate probes such as Calipers and other pulse type tools record LAS format files and edit and print customized API style log headers Specific formats can be saved so that they can be called up again on the next logging job Il Multi Channel Client Data Windows This family of display windows is a general purpose suite that is used for logs where each trace is composed from a single data value at the sampling point NOTE After performing calibrations with MCHNUM be sure to Close and re Start all browsers and processors If you do not do this calibration information will not be available to the browsers and processors which can result in erroneous data in plots and the las file P N 7000164G 26 MSLog for MGX Il Operator Manual a The MChCurve Browser BF LOGGER MChCurve POT SI File Edit View Help 120 MR my 2000 i Ohm m 1 HB 64 hmun 20 000 0 0 This browser has three pull down sub menus File Edit and View ai File This menu contains the options Print Print Setup Page Setup and Exit Print This selection instructs the system to
21. and grid line presentation It allows the user to select the Time between vertical grid lines It also allows the user to set the Amplitude display parameters When Automatic is selected the image is displayed with an automatic gain adjustment that maximizes the contrast between the wave amplitudes When Manual is selected the image is displayed with the amplitude range defined in the scale window which can be modified by the user The File menu allows the user to turn monochrome printing of the image display on or off and to select the kind of header that will be printed with the image log P N 7000164G 41 MSLog for MGX Il Operator Manual c SAF1000 Browsers Processor ci Introduction Browsers and processors for the 2SAA F 1000 and 2SAF 1000 sonic logging tools are SAF 1000Wave SAF1000Proc and SAF1000Img SAF 1000Wave provides a visual display of the receiver waveforms and transit time picks SAF1000Proc allows settings for transit time and amplitude picking For each receiver s waveform SAF1000Img displays a VDL variable density logs and log traces of transit time slowness and amplitude cii SAF1000Proc Processor EUN BECECUEETGDT TU LES Restore Status Move Running Sire Minimize fel Mannie 169 27 699 X Close Alt F4 Perameters About SAF1000Proc The SAF1000Proc processor generates Amplitude and First arrival transit time values which are then used by the browsers
22. being requested from the tool by reducing the sampling rate Depth Change depth sampling The latter can also be achieved by reducing the logging speed If the surface system requests more data than the tool can transmit through the wire line for the given baud rate then the tool Communications Status window will give the overrun message P N 7000164G 23 MSLog for MGX II Operator Manual Solution If this situation occurs it may be possible to diminish the amount of data requested for each sample point by changing settings in the tool configuration See sections on image and sonic logging for details If the surface system requests and receives more data than the system can process in real time data may be lost The system manages temporary data saturation through the use of a data buffer The buffer is a fixed size of emergency memory which temporarily stores data while waiting for the CPU to catch up Solution To lower the demand on the surface system and thus avoid data saturation you can reduce the data transmission rate by logging more slowly or by using a bigger depth increment for data sampling In some instances with some tools e g the televiewer the load on the CPU may be cut by reducing the number of dashboard control windows open minimise them and or by reducing the number of client data viewer windows open similarly by minimising or closing down the windows A I Changing a Tool Before handling or disconnec
23. boxes text D E entry fields graphically simulated switches Data sec Ma a LED indicators and LED bar graphs za EN iC Whether experienced or a newcomer to the concept of virtual controls the user will soon Settings become confident in their use Acquisition Record Stop Replay Sampling mode Time ET msec O Settings Browsers processors Mala Proc MSIProc Start Browser Laswriter ose Browser Mchnum Browser Mchcurve Close All P N 7000164G 11 MSLog for MGX Il Operator Manual Right clicking with the mouse while over the Logger Dashboard opens the menu shown below Always on top Autohide Help Index Options are Always on top Dashboard window always above other windows Autohide Dashboard hidden when area outside is made active by pointer Dragging the pointer to the extreme left of screen re opens the Dashboard Help Index Click to enter the help document It is fundamentally a copy of this document with some enhancements About MSLog Program and hardware set up details Exit Closes MSLog which closes open data files and powers down MGXII if this has not already been done Ill Dashboard Panels The Dashboard window contains five sub windows or panels all of which can be maximised or minimised using the top right window control buttons common to Windows applications These windows ca
24. drive the inputs of U39 pins 5 and 6 below ground One of the things to watch out for is that some tools send wide negative pulses up the cable line which do drive TP41 and TP44 below ground This causes the outputs of U39 to output twice the number of pulses as are present at the input The tool may need to be changed electrically so this does not happen e Procedure for determining Manual Discriminator Settings eiEquipment needed Dual channel Oscilloscope 2 5mm Allen Wrench f Discriminator pulse testing for positive discriminator Remove the cover from the MGX II Connect both channels of the oscilloscope to TP 41 Connect the oscilloscope ground lead to TP 49 Set the vertical scale for both oscilloscope channels to 2 volts per division Set the time scale for the oscilloscope to 50 microseconds per division o Note the above two settings are a good starting point in most cases You may need to adjust them depending on the pulse duration and height and the trigger sensitivity of the oscilloscope Turn the MGX II On Start MSLog and run the tol file you intend to use Turn tool power on Adjust the vertical position of the channels so the signals are on top of each other Move one test probe to TP 43 o Notice whether the pulse exceeds the dc level of the probe on TP 43 o Notice if any overshoot exceeds the dc level of the probe on TP 43 o If the pulse exceeds the dc level and the overshoot does not then the discriminator is okay
25. ene He aee de tee doeet a gebe dete ceeds 41 C SAF1000 Browsers PEIOCOSSOE uttter rti ante a E bett let 42 e Mitugelol eio 42 eil SAFTODOPTOC PFOGCOSSOE iecit e bie beware ere lae puce e eee ai aede e nad Le n th 42 ciii SAF1000Wave Browser sssssssseeseeee eene nennen nennen nennen nennen nennen nennen nns 43 CIV SAET000Img BrOWSOTF 21 2 dati obe ee oer eit ei i deti peli dea beluae ans 44 CV eins e 48 IV FAC40 and OBI40 Image Tools eeseeeeeeneeeeenennn nennen nnne nennen nnn tenen nn nnn nnn nennen 49 a Operating Parameters for the FAC40 and OBIAO sssssss eme 49 6 Spectral Processor BFOWSeLr eroi duces evessvevensduccegend svevsducoececersdseedsuutenes 50 Introduction ccce enne teus te secede teal ches eesecceut cescuedecwel tus teseeuceswesutia descedieescctteewes 50 a SpecPIOCPEIOCOSSOF uti nce rer b e t e Hb re ci ewe TE ada ete 50 by GOpec BIOWSOE 1 ctr et Dn be rtr a idee ta e te bestes 52 c Reprocessing Spectral Data erisir aen iaoa ii nano emen nennen nennen 53 7 GOSSIP a UII IRURE 55 a Acquisition Panel cocotte atem cde tin tec tc permet 55 D BOWS OT ainn moo pite t lt cet tt nei ed taie d tete 55 C Browser amp Processors Panel needed eden De 55 d Client Process cst eode tet verae a aida 56 6 Communication Panel 2 codo PO et iced tees
26. file to disk the Record button is selected This opens a file manager dialogue box in which the operator chooses the location and file name for the data recorded Recording commences immediately after the filename has been entered and confirmed by Save The file name is displayed in the text box at the top of the acquisition panel MSLog automatically adds the file extension RD to all data files and this binary file format can be viewed plotted again using the Replay button If LASWRITER browser is active during logging an LAS format data file is also created which follows the LAS Log ASCII Standard v 2 0 standard This file format can be imported into most log data processing or Windows compatible data base manipulation programs Depth corrections are not preserved in LAS format files For more details see the section on the LASWRITER browser P N 7000164G 16 MSLog for MGX Il Operator Manual By pressing the Header button the user can edit and save header information More details are found in the Logging Procedures section Custom headers can be created using the HeadCAD program a WellCAD module They should be copied to the MSLog Headers directory and given the name default wch Currently the header file cannot be larger than 64 Kb This means that custom bitmaps may need to be reduced in size resolution to fit into this limit Otherwise the bitmap may not print or view To replay data from the RD file first check that sampling
27. is raised a few feet meters off the bottom of the hole To close the Caliper after logging the Tool Settings Button is pressed to bring up the Caliper Operation Button and the Close Button is pressed For older Calipers such as the CLP CTP family which operate on a lower voltage than the new Calipers the Tool Power ON button must be pressed to allow the Tool Settings Button to be active After pressing this button the Tool OPEN CLOSE Button will appear Upon pressing either button an Elapsed Time display will appear during the OPEN or CLOSE eee process The user must wait until the DONE box Open is activated at which time the system is returned to the logging mode Other Calipers not Close manufactured by Mount Sopris MLS Comprobe etc will generally operate in this mode Fluid Samplers operate much the same as Calipers and the user will normally turn Tool Power ON and then use the Tool Settings Button to access the OPEN and CLOSE buttons for the sampler dii Image and Full Wave Sonic Tools Probes such as the FAC40 and OBI40 imaging tools and full wave sonic tools which have many user configurable features are also controlled through the Tool Settings Command Button Detailed discussions of the settings are presented in the Operations Manuals and browser sections for the individual probes P N 7000164G 20 MSLog for MGX II Operator Manual e Verifying Communications Verify correct communi
28. list As soon as the selection is made the Dashboard will start to display the previously recorded data in the same way as during data acquisition But as during data acquisition the operator can close or open Browsers and he can change the display parameter settings of the Browsers The replay can be stopped at any time If replay is restarted it will always start at the beginning of the file LAS files cannot be replayed z Record Mode During data acquisition Time Mode or Depth Mode is switched on the incoming log data is stored on disk if the Record Mode is active The Record Mode is activated by pushing the Record button on the Acquisition Panel This will cause a dialog box to be opened where the operator can select the directory and the name of the RD File If Time Mode or Depth Mode is already switched on recording of data onto disk will immediately start as soon as the dialog box is closed If Time Mode or Depth Mode is not yet switched on and Record Mode has been activated storage of data on disk will start as soon as either Time Mode or Depth Mode is switched on To finish the recording of log data the Stop button of the Acquisition Panel has to be pushed Recording of log data will also stop if during an active Record Mode the Time Mode or Depth Mode is switched off But recording into the same RD File will immediately continue as soon as Time Mode or Depth Mode are switched on again This might make sense under Time Mode b
29. on the browser which allow direct comparison of amplitudes from different receivers The View menu allows the user to select which receivers will be displayed as well as the transmitter that was fired to produce the given wave form It also allows the user to turn off on the transit time picker which is derived from the Processor described below The long black vertical lines on the wave forms indicate the time pick determined by this Processor P N 7000164G 39 MSLog for MGX Il Operator Manual bii SAA1000dt This processor if activated by the user automatically picks a first arrival time based on settings supplied by the user The setting values are based on 4 required inputs for picking the arrival time sometimes called dt or delta t The settings are displayed by the processor and can be changed by selecting the VIEW SETTINGS item on the upper task bar LOGGER SAA1000dt ioj xi File View Help Blanking 0 00 uS SmallWidth 40 00 uS LargeWidth 200 00 uS Threshold 3 00 159 58 66 54 LOGGER The picking algorithm operates by detecting the time in the wave form that a specific set of conditions determined by the Settings are satisfied Blanking this is the time in microseconds during which no data will be considered It may be modified by the user to exclude portions of the wave form Small Width this is the small window width in microseconds Itis normally equal to the time for one wave length to
30. pass This is directly related to the transmitter frequency Large Width this is the large window width in microseconds Itis normally equal to 5 times the small window width but may require adjustment to a lower value depending on the overall length of the displayed wave form Threshold this is the ratio between the average amplitude in the large window compared to the average amplitude in the small window A continuous sliding large window is applied to the wave form after the blanking time The first time that the ratio of the average amplitude measured in a sliding small window exceeds the ratio threshold is the pick time The ratio threshold value will need to be modified by the user to suit the dynamic range of the viewed wave form In general the ratio is higher for wave forms with large variations in amplitude and lower for wave forms with small variations in amplitude A more complete discussion of this procedure can be found in the WellCAD FWS documentation P N 7000164G 40 MSLog for MGX Il Operator Manual biii SAA1000Image This browser displays a variable intensity image of the acoustic wave form as if viewed from a z axis perspective LOGGER SAA1000Img File Settings View Help Set depth scale to 1 50 17814 94 io Z The upper task bar contains a pull down View menu which allows the user to select one receiver transmitter pair to display The Settings menu allows the user to set the depth scale
31. physical bottom of the tool The right side displays the current logging speed in depth units per minute bi Setting the depth Clicking on the link window button at the top right opens the window below Depth ojx Change Depth In this window there are two option buttons Set to Zero resets the counter to the physical bottom of the tool Pressing this button will bring up a new window MSLog MGXII 2 ls tool top positioned at zero reference Current depth will be set to bottom of tool This window prompts the user to position the probe top at the zero reference point to begin logging normally ground level After probe is positioned at zero the user should then press the YES button and depth system will be reset to the physical bottom of the tool The display will then indicate the depth of the tool bottom All other sensor positions are automatically depth corrected during logging based on values read from the TOL file selected for the probe being logged Note that this feature will set the depth counter to zero if no tool has been selected NOTE The standard point for the zero reference for MSLog is the cable head probe top connection P N 7000164G 14 MSLog for MGX Il Operator Manual Change Depth opens depth change window which is activated by entering new depth and pressing OK button Note that depth data is processed as a separate task in MSLog In the event of a power failure the current depth
32. polarity e Maximum Overshoot in the direction of the desired pulse polarity Note Overshoot is the ringing from the same pulse or from a pulse of opposite polarity These values are graphed and two numbers are derived which define a slope and offset of a line on which the discriminator values will be set for various cable lengths One number is for the threshold at zero cable length and the other is a multiplier value that adjusts that level per meter of cable line length These values are then used to automatically calculate the threshold setting based on constants in the MGX II firmware and the length and type of cable selected by the operator c Tol files and Discriminator settings TOL files are ASCII text files containing the configuration information needed by MSLog to setup for the particular probe in use They use the Windows INI data format scheme where there are P N 7000164G 72 MSLog for MGX Il Operator Manual section headings in brackets and parameters under those headings They can be opened and edited with a text editor such as Notepad exe and Wordpad exe Be sure to save as raw text Notepad is the safest to use as that is the only format it can use The slope and offset values determined above are then placed in the tol file There are two discriminator circuits in the MGX II normally one is set for Positive pulses and the other for Negative pulses therefore there need to be two sets of parameters one for each discriminator
33. send the file data to your printer File Edi View Help Print Setup The default choice is Windows printing Do not Print Ctrl P select real time Printrex printing You should select your Print Setup default Windows printer which will provide for correct scaling and resolution Do not change this default setting unless you have changed your default Windows printer or the printed depth scales may not correspond to the selection made by the user Page Setup Exit Page Setup The user can select whether a full header or short headers will be printed Short headers contain only curve name and scale information Exit This selection always returns user to previous menu aii Edit This menu contains options Depth Scale Depth Settings Depth Column Position and Log Settings Depth Scale Depth Settings Depth Colum Position Depth Scale User selects the desired depth scale Logs Settings P N 7000164G 27 MSLog for MGX II Operator Manual Depth settings Allows user to specify horizontal grid settings for depth lines on log plot Depth Column Position User selects the position of the depth track API standard is 30 40 User can change as required Log settings Accesses the Well Log Settings dialogue box via the Select a Log list box This box is more easily accessed by clicking on the log name in the header Changes in log settings are automatically written to the tol current version of the
34. the Y Use Calibration selected when logging This results in the calibrations being applied to the MCHNUM MCHCURVE and LASWRITER outputs If the user wishes to watch raw data in the MCHNUM display while logging the Y can be unchecked E LOGGER HCHNUM dii Calibration Settings amp Restore kA Move Size Be sure that the Use Calibration Vis OFF before M Minimize proceeding Click on the Calibration Settings line In this dialog box the user can select the channel to C Maximize calibrate enter the appropriate calibration values and then store the entered values in the TOL file The X Close Ale r4 example on the following page shows a screen for an EM probe calibration where the user placed the probe in a zero conductivity medium and pressed the button marked Use Current Value to set one end of About MChNum the calibration and then placed the calibration ring on the probe with a 458 mS m response and pressed the Use Current Value button to set the other end of the calibration Similar calibrations can be performed for Calipers using two different known calibration ring sizes When finished with a channel the user should press the e Restore Store button After finishing the calibration the user should close the window and CLICK on Use Calibration so the Yis checked If another BEF browser like MCHCURVE is running the user will Minimize have to Stop and Start the browser again to make it iia read the
35. tool at the cablehead The value must be in meters and is always positive Then for each data channel there is a section in the tol file with a section heading similar to the following fragment Ch2 Name Gamma Data Label ChShiftz0 135 Offset Distance Unit cps Data Units Label The Offset Distance value is the distance from the bottom of the probe up to the measuring point in this case 0 135 meters The value must be in meters and is always positive The Data Label and Data Units Label can be changed manually or by dialogs within either MchCurve or MchNum browsers After changing any of these settings save the file and restart all processors and browsers P N 7000164G 78
36. 2SAA F 1000 It has the capability to operate with one bottom transmitter or two transmitters one above the top receiver and the other below the bottom receiver each separated from the receivers by an P N 7000164G 35 MSLog for MGX Il Operator Manual acoustic isolation section Optionally a 2SNA 1000 Gamma SP SPR section can be inserted immediately above the top receiver in place of the top transmitter isolator assembly The 2SAA F 1000 uses a different set of browsers and processor A newer version of the full wave sonic tool designated the 2SAF 1000 with an enhanced transmitter section is in development and will use the same browsers and processor as the 2SAA F 1000 a Operating the 2SAA Full Wave Sonic After selecting the correct TOL file the user should see three sonic specific browsers appear These browsers are SAA1000wave SAA1000Image and SAA100dt They will be discussed later in this section Press the Power On button and wait for the sonic probe to initialise A small window will appear which will indicate when the user may proceed Once the window closes the user may then review and modify the Tool Settings Commands by pressing the button located in the Tool Window The TOL file contains default configuration settings which include information on such items as transmitter frequency sample rates receiver gains hold off and stacking These settings can be modified by the user to optimise the probe for diff
37. 48 MSLog for MGX Il Operator Manual IV FACAO and OBI40 Image Tools The ALT FAC40 and OBI40 image tools operate on the MGX II logger using MSLog software These probes operate exactly as they do with the ALTLOGGER system which is explained in detail in the ALT documentation shipped with each probe The only difference is in communications With the MGX II the communications parameters are fixed at 57 6 Kbaud and the user cannot change the baud rate The communications window can be accessed to change up hole discriminator levels and pulse width sent downhole Normally these settings will not need to be changed If a different logging cable or very different length of the same cable is to be used adjustments may be necessary Consult the tool manuals for details A data compressor board present in these probes allows for a reasonable sampling rate and logging speed comparable to similar tools in the industry Pentium Il computers with 64 Mb ram are recommended for logging these probes as well as the MSI 2SAA sonic probe a Operating Parameters for the FAC40 and OBI40 In general the more data sampled per depth interval or time interval the slower the logging speed This is due to the limitations imposed by the logging cable Recommended logging speeds and sampling intervals depend on tool settings For example the OBI40 can be logged with 90 180 360 and 720 pixels per scan Obviously as the number of pixels increases the d
38. 56 f Configure Communication Settings BOX sssssseee eene nennen 56 g Configure Tool Settings Box errereen EEEE nennen nennen nennen nennen 56 W Dashboard odit nn p t enin eniin dicito 57 i Data Handler teneo diaria 57 p Data PIPE ete uet dedo iacta emit dateien 57 k Depth Modest xm m d p ein eiit nein edet 57 I DeptliiEanel ioni neto Hn dna ined a ead fred 58 my Dep REToro o arai cete Dei a eO da 58 n Encoder Pulses Per Ulm iiie RE ERE De t ee ede teeter ia 58 0 Encoder Type obedece nm b dentin entitle 58 p Full Wave Form 00 2 rd Hd ed e DD RD d eme battere 58 q Header mies dao did 59 f Image Tool 21 rent i i tn T Ded nete pedi et iei icd 59 Se LAS TIO xm ter etate een ieotenitenuiienienmeniandeidtech t 59 D JMSEogini Elle oin top centeno add 59 uy Multiechanrel Tools Duncan 59 V sPanelssicteia etian eteoileo etian atin iat elena anata 59 WwW POCOS SON xiii enint ete tenenti te pide paese 59 X RBCEIG ai tede tod veniat ated iet 60 y Replay Mode einen aint dd 60 Z Record Mode ciencia teorie ater ien aed ate ite 60 ad Sampling Mode cocida Ho deed qe ende od iacere 60 bb Sarmplingilate itu tt etri tne d ede E e hd cds 61 cc Serial R9S232 Cable cde PRI ecciesie 61 dd Thread O aieo 61 8 i Time Mode nica ee ee eed he a A en ed ee 61 W TOOL TE 61 99 T 60l Gategoly A t tia 62 hl Tool Panel it mee isi oe e e iba 62 ii Wheel Circ mference x
39. Increase the frequency of the tool output to its maximum and verify the previous observation is still true If so no adjustment is needed o Ifthe pulse does not exceed the dc level Change the value of DiscLevel1 to a lower value Save the file and reselect the tool Turn tool power on and observe the oscilloscope Iterate until the dc level at TP 43 is below the pulse peak but higher than the overshoot P N 7000164G 74 MSLog for MGX Il Operator Manual Figure 1 Positive discriminator pulses In Figure 1 there are displayed from left to right a negative pulse and two positive pulses These are on the trace with the label A at TP 41 The trace with label B is the DC level at TP 43 Note the small positive peak after the first large negative peak That small positive peak is the overshoot caused by the larger negative pulse that is the actual signal For the next positive peak there is a trailing negative peak that is the overshoot caused by the larger positive pulse peak The TP 43 threshold indicated by the B trace is at a good level It is higher than the positive overshoot of the first negative pulse peak and it is lower than the positive peak pulse and is about half the distance between the overshoot and minimum positive peak pulse P N 7000164G 75 MSLog for MGX Il Operator Manual Figure 2 Negative discriminator pulses In Figure 2 the oscilloscope leads for channel A are on TP 44 for channel B on TP 46 to moni
40. MSLog v 7 for the MGX Operators Manual Mount Sopris Instrument Co Inc License Information Information contained within this document is subject to change without notice No part of this manual may be reproduced or transmitted in any form or by any means for any purpose without the written permission of Mt Sopris Instrument Co Inc MSLog software is furnished under a license or nondisclosure agreement The software may not be copied or duplicated in any way or transferred to a third party without prior written consent from MSI Copyright 1998 2002 Mt Sopris Instrument Co Inc and Advanced Logic Technology s rl All rights reserved WellCAD is a trademark of Advanced Logic Technology sarl 18 rue du Lac L 8808 Arsdorf Grand Duchy of Luxembourg Microsoft MS MS DOS Win 32 Windows and Windows NT are trademarks of Microsoft Corporation September 26 2002 1 2 3 4 Table of Contents System OVEIVIOW B E 5 Jritroductlon nicnn ENA A EA O A 5 Il Setting up the SySteM oonnccconncccnccnnnanccncnnncnncnnnnn nro 5 a Serial Cables m intende ode tied Amp dee 5 b S tup Connections uae Tier tes dia 5 Logger Configuration 7 1 2 EEEE ia 6 Software Architecture 2 icio in ai dd enne c tede di 6 E v Introductiori auno fi sacs fa Ene ameter endete tede 6 ll The Dashboard System ii vccc cceccecteccccedesccecec
41. P N 7000164G 44 MSLog for MGX II Operator Manual This browser displays a variable intensity image of the acoustic waveform as if viewed from a z axis perspective and log traces of First Arrival Amplitude and Slowness Untitled SAF1000Img ioj x File Settings View Help Receiver 1 uS 4396 10 20 40 l HX 0 00 EJ I w BREESE x sion Ready 63 38 4784 6 LOGGER 7 The top menu bar has four pull down menu selections File Settings View and Help The File menu provides Print Print Setup Page Setup and Exit selections Clicking File then Print turns on printing to the default windows printing device Note that you must have one printer installed in Windows for SAF1000Img Browser to operate as it needs settings from the printer to initialise properly Only on Receivers data can be plotted at a time Clicking File then Print Setup will open the Windows Printer Setup dialog Clicking File then Page Setup opens the following dialog Current Printer d F Windows default printer Cancel Options IV Print header I Print top short header IV Print bottom short header A check mark in one of the boxes enables that printing feature The Print header selection enables the large detailed header which when used with the proper header P N 7000164G 45 MSLog for MGX Il Operator Manual details the sonic tool settings infor
42. Processes of the Dashboard program Client processes add new features to the Dashboard but the functionality of the Dashboard is not dependant on the execution of a Client Process Under MSLog Software Client Processes run normally on the same computer as the Dashboard They can be started on another computer if this computer is connected via a network to the computer on which the Dashboard is active Client Processes are loosely link to the Dashboard via Data Pipes Once they are started they run more or less independent from each other and from the Dashboard Client Processes are executed with a lower priority than the Dashboard to make sure that the performance of the Dashboard is not influenced If the operator has started several Client Processes it may happen that e g the display of some data is not continuous This is not critical at all because the data is lost only on screen If the operator would like to have this data displayed continuously it might be necessary to stop another Client Process e Communication Panel This Panel monitors the performance of the Data Handler the most important Thread of the Dashboard Log data is not directly lost if the rate of the data flow from the tool is too high In this case the data is written into an emergency buffer As long as this buffer is not filled up to 100 no data is lost The filling of the buffer indicated by a horizontal bar meter in the Communication Panel Therefore this Panel should
43. The Help menu presents the selection About SAF1000Img function which displays program version number and copyright information Untitled EST DU UD S File Settings View Help v Toolbar Rigel v Status Bar The View menu allows the user to select a Receiver whose data will be displayed corresponding to a particular transmitter Also the Tool bar and Status Bar can be turned on by selecting them Access to the Depth Settings selection of the View Parameters turning on off the Printer can also be accomplished by pressing the appropriate buttons on the edge of the dialog when the Tool bar is enabled Depth Scale buttons are available when Depth Sampling is selected The time icon is depressed when Time sampling is selected The Status Bar when enabled is at the bottom of the SAF1000IMG browser It indicates status in the lower left hand corner and proceeding to the right the first box is depth the second the number of samples and the third is the number of errors and the fourth is the source of data in the case of the example LOGGER which is the MSLog server name cv MchNum Browser Enabling sonic channels for use with MchNum interferes with the clean import of 2SAF sonic data into Wellcad so MchNum and LasWriter are not enabled in those tol files MchNum and LasWriter can be used with Gamma SP Voltage and Current data output by the 2SNA 1000 probe when it is operated with the 2SAA F 1000 or 2SAF 1000 P N 7000164G
44. ansmitter probe the upper transmitter is named transmitter B and the lower transmitter is A For the standard two receiver single transmitter probe when the transmitter is below the receivers it is called A Each transmitter has the following settings 1 Center Frequency user selectable transmitter frequency between 1 and 30 kHz 2 Stack Interval time between stacks from 10 to 250 milliseconds This feature allows waveforms to be stacked as in adding consecutive waveforms such that low amplitude signals can be better viewed and processed In many soft formations arriving waveforms can be of very low amplitude Also when using long separations between Tx and Rx such as may be done when logging Stoneley or slow shear waves amplitude may be very low Stacking allows the waveforms to be stacked so that useful P N 7000164G 37 P N 7000164G MSLog for MGX Il Operator Manual information may be recorded The time between stacks is related to logging speed and signal attenuation in the borehole The user may need to try different logging speeds depending on the number of stacks required to get a good usable waveform Also depending on the strength and duration of later fluid waves the stack interval will need to be adjusted to keep unwanted information out of the stacked waveform Number of Stacks number of stacked waveforms desired from 1 16 The number of stacks depends on how many repeated firings are required to get
45. arious currently opened Data Pipes connected to Browser and Processors j Data Pipe A Data Pipe can be seen as a buffer memory which can be accessed from two sides At one side the Dashboard writes data into the Data Pipe on the other side a Client Process reads the data out of the Data Pipe If the Client Process is too slow reading the data the Data Pipe will overflow In this case the Dashboard overwrites the oldest data and this data is then no longer available for the Client Process k Depth Mode P N 7000164G Log data acquisition can be made in three different Sampling Modes the Time Mode or the Depth Mode with the two options up or down The Sampling Mode is selected with a pull down menu of the Acquisition Panel In Depth Mode data is requested by the Data Handler at fixed depth intervals called Sampling Rate In case Depth down is selected from the Sampling Mode menu data will only be requested from the logging tool if the depth is increasing tool is moved down If the tool is moved up under this setting no data is acquired until again a greater depth is reached The reverse is true in case Depth up is chosen The Sampling Rates which can be chosen in Depth Mode 57 MSLog for MGX Il Operator Manual depends on the depth encoder of the winch The smallest Sampling Rate depends on the resolution of the depth encoder Any attempt to input a Sampling Rate below this or a Sampling Rate that is not divisible b
46. arted Both image browsers and processors are defined in the tool TOL file P N 7000164G 18 MSLog for MGX Il Operator Manual There are several different types of viewers and processors all residing in their own individual windows The windows will appear on the screen unless set to load minimised They can all be re sized or moved by dragging the window edges or corners and can be maximised or minimised to a marker on the status bar The default position and size of each window is defined in the TOL file and can be edited as desired The following figure is an example of the MChCurve browser showing a raw channel cps and a calibrated channel cm from data logged with a three arm Caliper tool Bil LOGGER MChCurve E File Edit View Help x al Caliper cps _5000 1 op wi lo N s le 31a 2 5 8 a S 13577 304 0 Detailed information on the different data browsers and processors follows in Chapter 4 Instructions for log presentation and printing are included in the same chapter c Connecting the Tool Having loaded the correct tool file you can then proceed to connect the tool to the wire line cable If you are in any doubt about the configuration of your system it is prudent to power on the system without a tool and to check the voltages present on the conductors of the cable head to make sure that they match the requi
47. aswriter exe Process3 mch MchCurve exe Process Info Browsers and Processors which will start automatically Process1 Browser Start Process2 Browser Start Process3 Browser Start P N 7000164G 70 MChNum Minimized no XOffset 269 YOffset 42 XSize 222 YSize 90 LASWriter XOffset 7 YOffset 569 XSize 284 YSize 155 Minimized no MChCurve DepthScale 120 ForceTimeMode no DepthSpacing 10 Grid yes GridSpacing 1 XOffset 12 YOffset 10 XSize 580 YSize 467 Minimized no RefreshRate 100 DepthColLeft 0 3 DepthColRight 0 4 MSIProc XOffset 64 YOffset 88 XSize 228 YSize 115 Minimized no RecDebug XOffset 0 YOffset 0 XSize 570 YSize 496 Minimized yes P N 7000164G MSLog for MGX Il Operator Manual 71 MSLog for MGX Il Operator Manual Ill Pulse Discriminator Settings for the MGX Il a Overview The two basic types of tool communications that are supported by the MGX II are Digital and Analog Pulse Digital tools probes communicate by means a digital communications protocol employing specific modem types similar in design to the modems employed by Personal Computers to communicate over the Internet Analog Pulse tools communicate to the MGX II by means of a stream of positive or negative going discreet voltage pulses at some amplitude and width duration The frequency of this pulse stream is then associated with some measurement such as natural gamma in CPS Counts Per Second Standard Mount S
48. ata density increases and logging speed will need to be REDUCED For very high resolution data such as 0 003 ft 1 mm logging speed may approach 1 ft 0 3 m min Very good results can usually be acquired using 360 pt turn and 0 01 ft sampling at 2 6 ft min At 0 02 ft sampling logging speed can be increased to 5 ft min The FAC40 has similar logging speed sampling constraints Normally the FAC40 does not require such fine depth resolution with 015 ft 5mm sampling allowing logging speeds of 3 ft min The scan time and measurements per revolution both affect logging speed If the scan time is reduced less data is sent and logging speed can be increased If the measurements per revolution setting is increased 72 144 288 are available settings logging speed must be decreased The user should carefully watch the Data Sec and Errors Display on the Communication Window in the DASHBOARD DATA SEC should not be allowed to go above 5 sec or errors will occur data will be LOST and the system may stop responding To restart turn tool power off and restart MSLog For more details and helpful information on the operation of the Image tools consult the manuals supplied P N 7000164G 49 MSLog for MGX II Operator Manual 6 Spectral Processor Browser l Introduction The 2SNA 1000 S Spectral Gamma Tool uses two processors for spectral calibration and real time display of the spectra and spectral stacking The older version 2GSA
49. board Normally this number is set up during configuration of the logger and will not change unless the logger is moved to a different winch system o Encoder Type The depth encoder records the movement of the depth measurement wheel by supplying a specific number of Encoder Pulses Per Turn There are a number of different Encoder Types on the market which have different supply voltage typically 5V or 12V which give at their output pulses of different height and width and positive and negative pulses It is important that the encoder can distinguish between up and down movement of the logging tool p Full Wave Form Tool P N 7000164G Tools of this Tool Category record one or several traces per depth step as e g the Full Wave Sonic tool The Browsers named FWS40Img and FWS40Wav are used to display data from Full Wave Form Tools 58 MSLog for MGX Il Operator Manual q Header Field header information is stored together with the recorded log data into a RD File The field header information is always taken from the actual file with the name default wchc which along with the wch header file is expected to reside in the directory MSLog Headers r Image Tool Tools of this Tool Category create an image of the borehole wall or of the surrounding of the borehole by making measurement into different direction perpendicular to the borehole axis as e g ALT FAC40 Televiewer or ALT OBI40 optical borehole scanne
50. cable e DiscLevel2 The amount to decrease the threshold per meter of logging cable In the example above the 1 discriminator is set to700 milli volts at zero cable length and the voltage changes by 0 550 note the negative sign per meter of logging cable The 2 discriminator is set to 700 milli volts note the negative sign at zero cable length and the voltage changes by 0 550 note the sign is assumed to be positive per meter of logging cable d Manual Discriminator Settings Using the above information we can modify a tol file to have a fixed discriminator in all cases of wireline To do this the following parameters need to be set P N 7000164G 73 MSLog for MGX Il Operator Manual e ToolType Must be blank or a type which does not exist in CableTypes msl e DiscLengthFactor1 0 0 Must be set to 0 0 This indicates that the value will not change per meter of logging cable e DiscLevel1 Set to some value determined by testing with an oscilloscope or by changing from a maximum value of 1300 to a minimum of100 e DiscLengthFactor2 0 0 Must be set to 0 0 This indicates that the value will not change per meter of logging cable e DiscLevel2 Set to some value determined by testing with an oscilloscope or by changing from a maximum value of 1300 to a minimum of 100 The numbers above are based around the mean value of the voltage on the MGX II main board at TP41 and TP44 This value is about 5 3 volts so that negative pulses do not
51. cal Settings Woninands The logging tool is selected from a pull down list AEI me box which displays the tools available as described by the TOL files loaded in the MSLog tol current y directory After the desired tool is selected with the 2PCA 1000 Caliper no 2PGA mouse or highlight bar a window will pop up 2PCA 1000 F Caliper No 2PGA or asking the user to confirm the selection An 2PC4 1000 F T Fres 25FB installe example of such a window is shown below 2PE4 1000 0 250 Ohm m gamma FLP 2432 Impeller flowmeter anti c Y Tica Settings lsoninrends If the YES button is pushed the MSLog software reads the information in the TOL file associated with this selection sets up the MGX II logger power supply and data protocol MSLog MGXII Are you sure you want to configure MSLog MGXII for tool 2PC4 1000 Caliper no 2PGA system and loads the relevant browser clients for log data display During this time the logger icon will flash indicating the system is busy Also the browser clients will load based on the configuration in the TOL file Normally for standard logging tools the MSIPROC MCHNUM MChCurve and LASWRITER Clients will start For image and full wave sonic tools other Clients will start The functions and features of these Clients are discussed later in this document If a browser fails to start within a reasonable time a not connected message will appear
52. calibrations with MCHNUM be sure to Close and re Start MSIPROC and other browsers P N 7000164G 32 MSLog for MGX Il Operator Manual f MchProc Data Processor The MchProc Processor is an updated version of MSIProc and will eventually replace it It operates just like MSIProc and all comments on the operation of MSIProc apply to MchProc Both processors are used to retain compatibility with existing and custom tol files MchProc has additional functionality similar to Wellcad for math and logical functions including special Deviation logging algorithms fi MchProc and Deviation Logging Deviation tool files enable access to dialogs allowing the setting of measuring Units and Declination offset To do this right click the top of MchProc as shown in the following graphic rs LOGGER MCHPRO EERE amp Restore Status iloja Runni SIZE 2 Minimize fall Merinize Few o m X Close Alt F4 Unit Declination About MChProc Clicking Unit opens the following dialog T D NORTH and EAST Unit Ea moe Cancel Select the units you wish to use for the deviation TVD Northing Easting calculations Enter unit Clicking Declination opens the following dialog Magnetic Declination Ea Enter declination Enter the declination offset for your location P N 7000164G 33 MSLog for MGX II Operator Manual fii MchNum and Deviation Logging Below is MchNum display of deviation data u
53. cation between tool and surface system A green light should appear in the upper left corner of the Communication Panel This light should stay green when the Acquisition Panel is set to Time Mode and Sampling is turned ON For standard probes yey o all MSI probes except the high baud rate digital probes like 2SAA and Image probes from ALT no Valid further action is needed The Valid Light should also be green The Settings Button of the Data sec Data Errors Communication Panel is only active when acu EUN ZA adjusting settings for high baud rate probes Communication settings and options vary from tool to tool Individual tool configuration and communications set up is described in the individual Operations Manuals for the high data rate probes Note that sampling should be turned off before adjusting tool or Communications settings f Calibrate tool MCHNUM Processor g Zero the Depth The MSLog program uses the connection between the cable head and the top of the probe as the zero reference All log data is referenced to this point Before lowering the probe in the borehole the probe zero point should be moved to the zero depth starting point or zero depth After this has been done click on the Depth Panel upper right hand corner to reveal the next window which has two buttons The top button is used to set the logging PEA 0x system depth to the tool bottom This is based 2 6 o o on value
54. ct the PC power cable to your external power supply The system is now prepared for operation Read Chapter 3 System Operation before you apply power to the system A P N 7000164G 5 MSLog for MGX II Operator Manual c Logger Configuration The user should read and understand details of the MSLConfig program which is automatically started during MSLog software installation The user should have information about the logger winch and probes to be used so that the system and software are properly configured For details click on Help when running the MSLConfig program which is located in MSLog Utils Software Architecture l Introduction The acquisition system software runs on the Microsoft Windows 9X Windows NT or Windows 2000 operating systems The system software was developed using the Microsoft Win32 applications programming interface API which allows applications to exploit the power of 32 bits on all Microsoft Windows family of operating systems The Microsoft Win 32 API can support more than one process executable programme concurrently Moreover a process can consist of more than one thread i e operational task where threads are the basic entity to which the operating system allocates processor CPU time The MSLog software exploits the true pre emptive multitasking ability of the Win 32 environment Within the system threads are allocated a priority rating The priority rating is designed to op
55. daa ds Ada Fe ea e ea bea eeu ed 72 c Tol files and Discriminator settings ssssemm mmn 72 ci Discriminator parameters explanation sssssssssssssssseeee eene eene 73 d Manual Discriminator Settings ssseseeeeemm emm ennemis 73 e Procedure for determining Manual Discriminator Settings 0 eee eeeeeeeeeeteeeeetnneeeeeeeed 74 el Equipment needed cacon iio Ie sda PRI De onte Do Pepe de pa ue andes Da sed e Fe eod eda 74 f Discriminator pulse testing for positive discriminator sse 74 IV Depth Offset Control in Tol Files oooommonncnconcccnnnnnnonccnnonccnnnnnnnnncncnnnnnnnnnnnnncn nene nn ennt nennt 78 a Introduction e o edet cL RE ee ead inden ah eels 78 b Tol file Configuration 1 avg ieee iced eiie e pepe re dtu e Ehe e net e eR dd 78 MSLog for MGX Il Operator Manual 1 System Overview l Introduction The MGXII Logger acquisition system is based on modern electronics design in which software control techniques have been used to the best advantage The hardware incorporates the latest electronic components with embedded systems controlled via the specially developed MSLog Windows interface program The software takes advantage of the Microsoft Windows family of operating systems These multi tasking software platforms can accommodate all the tasks necessary for maximum data security and ease of operation The system desi
56. dow Definitions Name Low Energy Cutoff High Energy Cutoff Depth Channel k fi 360 fi 560 i Channel fu 1660 1860 cama th 2520 2720 Time Interval Channel Cha 1500 2000 Channel chs 2200 3000 P N 7000164G Spectrum Calibration The upper left window provides access to spectrum calibration This browser uses a two point linear calibration to adjust the spectral display to fit two known source or isotope energies To make a calibration it is best to have two distinctly different energy levels In the example above Cs and 7TI are used Each source is placed on the probe and a reasonable spectrum is allowed to build in the GSpec browser Once a good peak has been produced the energy window or channel value from the peak source is read from the GSpec browser by moving the mouse pointer to the peak and left clicking A channel value of 222 was read for Cs in the above example Similarly a channel value of 882 was read for TI By pressing the button marked Apply Calibration Points the calibration will be applied to the GSpec browser and to any other browsers such as MchNum and LASWriter 20 T is the high energy secondary decay product from 2Th IMPORTANT NOTE All browsers must be closed and restarted to allow any changes in SpecProc to take effect If this is not done the changes will not be implemented A second window in the Spectrum Calibration section indicates the current slope and offset for the linear two po
57. edited in Replay mode For custom header creation consult Mount Sopris for more details The HeadCAD program is available for creating custom headers which cannot be larger than 64 Kb HeadCAD is provided with WellCAD or may be downloaded from www alt lu as part of the WellCAD evaluation software j Recording Data Recording data to disk is not automatic and MUST BE STARTED by the user To do this click on RECORD in the Acquisition Panel The system will then ask you to specify a name and location for the file Since this is a standard Windows file selection dialog box the user can also specify a new file folder in which to store the new data file The file will automatically be given a RD extension Raw Data The RD file can be replayed with the MSLog system to provide additional copies of the log data and can be copied to disk and replayed on an office machine The REPLAY button is used for this function The RD file is always created when Record is ON The RD file format is supported by the powerful WellCAD data processing software WellCAD can import depth corrected RD files for all MSLog generated data quickly and easily preserving all browser settings Sonic data files must be processed by SONPROC before import To import RD files into WellCAD simply select FILE IMPORT SINGLE FILE and chose RD as the type and then navigate to the directory containing the data file See WellCAD documentation for more details If the user wis
58. er Spec ian The GSpec browser provides a real time display of spectral gamma data GSpec is configured using the SpecProc processor which is described above GSpec allows the user to present and view gamma data from up to 5 user defined energy windows on screen during logging An example showing a 3 channel spectrum is shown below 0 CPS 51 KeV 3237 KeV 304 4 b porn E Hi a 2 Plot Parameters P N 7000164G 52 MSLog for MGX Il Operator Manual A pull down menu marked P is selected to configure the plotting parameters for the Gspec Browser This menu is shown below Plot Parameters x OK Vertical Plotting fio Cancel MV Display Window 1 elo Care IV Display Window 2 Spectrum Black V Display Window 3 Display Summing Spectrum Green v Display Window 4 cap Sued Display Window 5 Spectrum Blue The Vertical Plotting window is used to enter the count rate scale in counts per second that is used for the spectrum Normally a low number like 2 or 5 will be used The total CPS is the integrated value of all counts per second over all channels at a given point in time The Display Window check boxes are selected to allow display of desired spectral channels previously defined in SpecProc These windows are color coded and have the channel name noted at the top of the display The Display Spectrum check boxes may be selected to represent three different possible spec
59. er line and or horizontal grids The horizontal grids are on 512 unit amplitude increments P N 7000164G 43 MSLog for MGX Il Operator Manual Untitled SAF1000 Wave File Settings View flats 0 Rxs v First Arrival v Toolbar v Status Bar The View menu allows the user to select which receivers will be displayed corresponding to a particular transmitter that was fired to produce the given wave form It also allows the user to turn off on the transit time picker which is derived from the SAF1000 Processor described above The long black vertical lines on the wave forms indicate the time pick determined by this Processor Also the Tool bar and Status Bar can be turned on by selecting them Selection of the View parameters can also be accomplished by pressing the appropriate icons on the Tool bar when it is enabled The Status Bar when enabled is at the bottom of the SAF1000Wave browser It indicates status in the lower left hand corner and proceeding to the right the first box is depth the second the number of samples and the third is the number of errors and the fourth is the source of data in the case of the example LOGGER which is the MSLog server name civ SAF1000Img Browser Untitled SAF1000Img ioj x File Settings View Help HX Ready 63 38 4784 6 LOGGER 7 UE Receiver 1 uS 4396 z 10 al 20 40 0 SSS m isle we 5 e x
60. er of the log Title bar if there is sufficient room Scale High Select the maximum scale value This value will appear on the top right hand corner of the log Title bar if there is sufficient room Logarithmic By clicking this box the user can select a logarithmic grid display and enter the number of decades If the box is unchecked the display is linear default Grid The values in the Grid box determine the frequency between vertical grid lines Thus a value of 10 in the Grid box means that a vertical grid line will be drawn every 10 measurement units A value of zero will produce no vertical grid lines This field only applies when scaling is in linear mode Use only one grid per section of plot area when plotting multiple curves in that area Display Grids Turn on or off the vertical grid lines Curve Styles This selection allows the user to choose between solid and dash dot line styles Color P N 7000164G 29 MSLog for MGX Il Operator Manual Allows selection of the color of the log curve from the available color palette Choose dark colors for monochrome printing as light colors will not print on monochrome or grey scale printers While MSLog will display all colors on screen it will only print in monochrome in the present version of software Pen Width Controls the thickness of the log trace from 0 1mm up to 1 0mm Filter Width The filter width function enables you to filter your log data on a moving avera
61. erent logging scenarios For example for cement bond logging a fixed receiver gain and 20 kHz transmitter frequency in monopole mode might be used More details on suggested tool configuration settings can be found in the 2SAA 1000 Full Wave Sonic Probe documentation Sonic Tool Parameters Dialog nc s ai Sonic Tool Parameters Dialog The Sonic Tool Parameters Dialog Window is shown above There are two basic sections one for receivers and the other for transmitters Receiver Settings P N 7000164G 36 MSLog for MGX Il Operator Manual Each receiver is set up individually RX 1 stands for the lower most receiver in the tool string RX 2 is the next receiver working up the probe In a two receiver probe layout RX 1 is the near receiver and RX 2 is the far The user may set the following parameters for each receiver 1 Gain selectable from 1 2 4 8 16 and AGC automatic gain control 2 Holdoff Time in 50 microsecond increments from 50 500 3 Mode monopole dipole and reverse dipole stacking 4 Sample rate 1 time in microseconds per sample 4 8 16 or32 microseconds are possible settings 5 Data at rate 1 number of data points at sample rate 1 6 Sample rate 2 time in microseconds per sample at second rate 7 Data at rate 2 number of data points at rate 2 Each receiver can be sampled using two rates Generally the first part of the received acoustic wave is sampled at short time intervals to provide high res
62. escceeecescecetedesccevecusceeeedescervecesceterdesceevecesscervectsourededtes 7 A SOVERVIGWE P E 7 H The Dashboard 2 2 05 m 8 System Operation 5 i eniin nerd 9 IMESCHn RSRIEO MEETS 9 Il Dashboard Introduction rr 11 lll Dashboard Panels it 12 a NOON Panels teilt ER D EUR EU eiae oed ntortieanit aio 13 AD A rip i eerie MEM NET 14 bi Setting the xdeptbiaz ood pe ete e AAA el ee do eroe due 14 6 Communications Panel ope rete ra e e PRAE I Ou aad ET ette RE Pe TREO 15 d Acquisition Panel rto tette tert E ET master etait dr Bau ie UR 16 6 Browsers amp Processors e eese b bec e a re rede ae a ddl 17 IV Eogging Procedu res conicere ias ii gan ia 18 a Loading a Tool Configuration File nemen 18 b Data Viewers for Client AppliCatiONS oooooninnnonccnnnnnnncnnnnnoncnnnnncnnnnnnnonnnnnnnnnnnnnannnnnnncnnnnnannnns 18 c Connecting the TOO 3 5 2 x er terere ten B D Ratten mad notte ftra dus 19 d Powering up the TO0l oi tette te onu etaed Hoc RE BELARUS 19 di Powering and Operating Calipers and Fluid Samplers sss 20 dii Image and Full Wave Sonic Tools sisisi enren aeeie E ee ener 20 8 Verifying COMMUNICATIONS se re retener ER Rho En RH EP EE KLAR EE EENET daria 21 f Calibrate tool MCHNUM Processor sesseeee nono nono cnn nono rca rro nn rro rr nennen nnns 21 9 A A 21 hj Setting the Sampling Rate
63. f time to wait before beginning an amplitude pick It may be an absolute value from the beginning of the waveform or a time after the first arrival pick if the add to first arrival box is checked Add to first arrival Checking this box indicates that the Start us value will be added to the first arrival time ciii SAF1000Wave Browser Untitled SAF1000 Wave A x File Settings View frets ele edm mI 2 4396 us ra 1 P UU U U Vv i ARA a Ya NAA A y U y xi y U Y Y y v id H i A i AA NAS us UU wv O 4396 ls 210 08 606 5 LOGGER 7 Saf1000Wave displays the receiver waveforms associated with one of the transmitters It shows the pick point for the First Arrival determined by SAF1000Proc with a vertical bar superimposed on the waveform bmc saf1000Wave bmp The top menu bar has three pull down menu selectors File Settings and View The File menu provides an Exit function and About SAF1000Wave function which displays program version number and copyright information The Settings menu provides the user with two further choices Amplitude and Time scale Time Scale allows the user to display a series of vertical lines representing the time scale and a choice of whether to display the wave forms with or without hold off time Amplitude allows the user to select automatic scaling of the vertical scale with or without a center line Alternately Manual scaling can be chosen with or without a cent
64. ge basis Thus by selecting a filter width of 5 a calculated moving average log based upon five incremental data points will be displayed By using the filter spiky data can be smoothed Data gaps in well logs can be overcome by using an appropriate filter so long as the data missing does not exceed more than 9 incremental units Note that the filter does not change the actual data but is applied on the fly while the data is displayed only This leaves the data untouched and allows you to later reduce your filter width if you wish to do so OK Puts into operation your selected log parameters and returns you to the Multi Channel Curve Window and saves the current settings in the tol current version of the TOL file Cancel Cancels your selection and returns you to the Multi Channel Curve Window P N 7000164G 30 MSLog for MGX Il Operator Manual a MCHNUM Processor Calibration Procedures mchnum This processor displays the numeric value for each tool channel and allows calibration of data channels requiring calibration such as EM EJ LOGGER MCHNUM Je el E Gamo ERE cr 38 Caliper etc 39 11 r LOGGER di Calibrations By clicking on the green ball icon on the upper left corner of the MCHNUM processor a pull down menu is provided that allows the user to turn calibrations on and off and further access to the calibration settings for each channel Normally the user will leave calibrations on with
65. gn philosophy is unique in two respects First it has been built to accommodate several generations of single conductor Mount Sopris tool types and second it is totally software controlled The basic system design criteria are as follows e Windows 95 98 NT 2000 operating systems platform e Rugged fault tolerant electronics e Easy to use on screen graphical user interface The Dashboard with self diagnostic features system configurable through screen dialog boxes with minimal technical knowledge needed by the user e Wire line and winch flexibility runs on most coax single and multi conductor wire lines with compatible probes e Depth encoder flexibility compatible with most 12V or 5V AB quadrature and pulse shaft encoders and configurable for any combination of wheel depth pulses per revolution ll Setting up the System a Serial Cable The standard nine pin serial cable is the interface between the PC and the MGX Il Logger b Setup Connections Insure that the power supply cable is connected to the MGX Il Insure that the serial cable is connected to COM1 Connect your printer to the printer parallel port LPT 1 checking first that the printer is turned off Even if you don t have a printer connected to the PC MSLog log display functions will not work unless a default printer is set up on the PC If one is not installed such as when starting out with a new PC install at least one printer Finally conne
66. hes to create an LAS Log ASCII Standard format version 2 file that can be imported into other data processing presentation programs this is done with the LASWRITER browser The LAS format produces data that is not depth corrected and the user should consult the Adobe PDF file describing each tool in detail for depth offset information This LASWRITER browser must be running during gms Dix the logging operation if an LAS format file is needed The user should click on this browser to verify that Ic LOGS gamtest LAs data is being recorded and should see a window like this Recording The LAS file is automatically turned on and off by the RECORD button if the browser has been started gei Ern Jmm k Maximum Logging Speed The maximum logging speed that the complete system can handle given a particular type of tool will be controlled by one of the three situations discussed below If the surface system requests data at a rate faster than the tool is configured to deliver then there may either be errors in data received at the surface tool specific or the tool may not respond at all In this case the tool Communications Status window gives the message no resp i e no response Solution If this situation occurs it will be necessary either to re configure the tool to send data faster i e in the case of a televiewer increase the speed of rotation of the televiewer head or reduce the rate at which data is
67. i channel Tool e Full Wave Form Tool e Image Tool e Full Wave Form Scanner Tool For non digital pulse tools operating with the MGXII logger the proper discriminator settings should be maintained if the user changes winch cable types See details in the MSLConfig exe documentation hh Tool Panel This Panel allows the user to select the tool specific Tol file to power on and off the tool to monitor the tool power consumption and to open the Configure Tool Box ii Wheel Circumference The circumference of the depth measurement wheel see also Depth Encoder Adapter of a winch is given in units set forth by the MSLog ini File The circumference cannot be calculated just from the diameter of the wheel because the influence of the thickness of the logging cable has to be considered A calibration can be made if an exact measured distance of the logging cable is spooled off The wheel circumference is always given in metric units jj Well Log kk P N 7000164G A record of one or more physical measurements as a function of depth in a borehole Also called a borehole log Logging cable Steel armored electrical cable capable of passing signals from and physically supporting logging tools The most common cable has steel armored outer strands and one or more electrically insulated inner conductors Steel armored Single conductor cable 62 MSLog for MGX Il Operator Manual has an outer steel stranded wire and an insu
68. i e erdt ae o e az ee d E e t PE 62 jp Welb Dogs edo eet REO ere ed nee ite e e RR IRE 62 kk Logging cable 2 wi ade dean nce e et ag ue e a t ee et dye gets 62 Il Gable Head cete ete eite nee ee baute eA aye bona do ve gites 63 mm IReheadszic eee tete tee hoe net oeste itt 63 ri SOMOS EE E E aste tta itera betae duae i OBERE 63 o0 Mud Plug hue ibit ee 63 pp celip RIngsz o eee oerte Petra ee ameti nta fuste ct act S 63 aq Winch cesare tlm i boe AL Lu M but PAL AL atl x IRAE 63 m Measuring Head i tiie dia A Gea el ee be i cd 63 5 Bulkliead cc ii D 64 tt Probe Tops sues teet emet vem tepore 64 SUEDE 64 VV GOnQquctor x s ei tae er e Ea ette ee BD 64 WW Mecca Connector eddie eene etus 64 xx Mecca Press re seal inline t etn Le iei de E ene edt 64 YY Mecca BOO aari Ea A Renee Pene ee Ug 64 EAD E E E E EE RED Oei tette 65 aaa ler EE 65 O A E A A E 66 Il MSLog ini file example 2 27 naci n inanici n can 66 Il Sample TOL file ceecicciecevectececnacinsacnaceccedeceinnstanteeinandessascecieeitdinadsadsinscsmecnnddnsduanesiocennadnszensieedns 67 alIMPORTANT WARNINGWIE ociosas italian dura Lh eects eique E Tog ean REDIERE MIU 67 lll Pulse Discriminator Settings for the MGX ll erem nnn 72 a OVERVIEW sie iode esee di Dai dede dee Ee pev A e ke dre dee Ea n pl e xL a pae beth 72 by Theory of Operation miii epic Bie tie ceret Devine p e re debe ve
69. if the MGX erm Il is not properly connected by serial cable or if the serial cable is bad or if the MGX II power is not turned on and gt Mo EN aA correctly initialised Note that the program can be run in bh Run demo l Demo Mode on any PC to replay previously logged data For more information refer to the section on REPLAY s When the MGX Il logger is detected MSLog sends commands to configure the MGXII The logger replica icon that mirrors the status LED s on the MGXII Depth display appears on the screen until the command sequence is completed During this time MSLog will not accept further 58 mouse clicks The logger replica icon also appears at tool selection and again when tool power is turned on It is displayed to show the user that the logger and PC are communicating with each other in a SETUP mode The user should not press any keys or click the mouse until the box disappears During the initialisation sequence if the PC and logging system have been set up at the factory or the software has been previously installed and configured the system will normally start up and the DASHBOARD will appear on the left hand side of the screen If the PC has not been set up for the logger and the initialisation settings in the MSLOG INI file are different than those set up in the logger the following boxes may appear P N 7000164G 9 MSLog for MGX Il Operator Manual MGXIl wireline length settings E E E
70. int calibration The user may also enter these values if they are already known for a given probe 51 MSLog for MGX Il Operator Manual Energy Window Definitions The lower left hand section in the Process Parameters window allows the user to enter the name and energy range for up to 5 different Energy Windows Each Window has a pre set color and depending on the settings in the GSpec browser will be displayed as a background to the real time spectrum SpecProc calculates CPS counts sec for each window over the summing interval Summing Mode The third section of the Process Parameters window allows the user to select either Depth or Time summing If Depth is chosen then the value in the Depth window represents the total depth interval over which data will be summed before it is displayed as a sum on the building spectrum For example it the value entered is 2 feet and the depth digitise interval is 0 1 feet 20 samples will be summed on the spectrum This summed spectrum will be represented in GSpec by the blue spectrum curve and will build as the green spectrum curve If Time is chosen then the value in the Time window represents the total number of time samples that will be summed For example if the value entered is 50 and the time digitise interval is 1 second then the summed spectrum represents 50 seconds of data Time summing is normally used for stationary logging when high resolution spectra are desired b GSpec Brows
71. interval display and the browsers In general this will be transparent to the user unless the user operates in the English system of units and finds it necessary to edit the INI or TOL files P N 7000164G 21 MSLog for MGX Il Operator Manual Sampling rates are related to logging speed encoder resolution tool sensor resolution and data transmission rates Since the depth data is derived directly from the encoder pulses the sampling interval cannot be less than the distance represented by consecutive pulses The volume of data transmitted varies from tool to tool For high data transmission rates logging speed should be reduced When considering tool resolution a density tool might have a resolution of 5cm A sampling rate of 2cm would cause overlapping of the data points Typical sampling rates for non imaging probes are 5 cm or 0 10 feet hi Time Sampling Time sampling is normally used to verify tool operation and to carry out calibrations It can be used when a tool is to be logged while stationary For a tool such as the FAC40 with a high volume of data throughput a sampling rate of 500ms or greater is advised to prevent the data buffer overflowing You will also notice that on multiple channel tools cps values are much more stable with a longer time sampling interval The default time sampling rate for most tools is 1000 milliseconds or one second The shortest sampling interval allowable is probe and system dependent and is 130
72. is turned Off The Replay button then becomes active Clicking on the Replay button opens a file manager dialogue box in which the operator may choose the file to be replayed Note that before a file can be replayed the correct image browsers and processors must be open All browser functions can be accessed before replaying the data including printer on off curve and log scaling etc To stop the replay at any point click on stop The original header recorded in the log cannot be changed as it is a permanent part of the RD file If for some reason an LAS file was not generated during the original logging operation a new LAS file can be created during REPLAY See details under the LASWRITER browser section Sampling settings remain in place if the tool power is switched off provided that the tool is not deselected e Browsers amp Processors Browsers processors amp Proc MSIProc Start Browser Laswriter Browser mchnum Close Browser MchCurve Close All The Browsers and Processors panel contains a combo list box which shows the image and data processing drivers available for the tool selected A browser is a data viewing window A processor manipulates the data for presentation of a particular type of log Most tool calibrations Caliper EM etc are made using the MCHNum browser MSIProc is used when more than a linear calibration needs to be applied to data so it is not always used The MSIPRoc processor m
73. l file list is generated from a directory which is defined in the MSLog ini File The operation of the logging tool is governed only by the actual version of the Tol file in that directory The user should be aware that the Tol file can be changed at any time from the Dashboard e g when new values are supplied within the Configure Tool Box or if the layout of a Browser is changed 61 gg MSLog for MGX Il Operator Manual Tol files offer the operator the possibility to switch immediately to the operating environment he needs for a specific tool a specific winch a specific customer or a specific logging job The MSLog Software always operates with the Tol file directory which is defined in the MSLog ini File Therefore if new settings are made which should be saved the actual Tol file should be moved to another directory see also Chapter Directory Structure If you change the name of the Tol file you should use an editor to change the name in the first line of the Tol file because it is this name which will be displayed in the Tol file list of the Tool Panel A sample Tol file is shown in the appendix Tool Category Logging tools are sorted into different Tool Categories according to the way they collect data in the borehole It is a design philosophy of the MSLog MGX II logging system to use the same or very similar Browsers for all tools of one Tool Category The following Tool categories are supported by MSLog Software e Mult
74. lated inner copper wire which is the single conductor Also known as a wireline Il Cable Head This is the physical and electrical termination at the down hole end of the logging cable It provides a means of both physical and electrical attachment of the logging cable to the logging tool mm Rehead The act of re building electrically and mechanically re terminating the cable head to wireline connection nn Sonde Well log sonde A logging tool such as is lowered into a borehole to record resistivity sonic radioactivity or other types of logs Also known as a Probe Logging Probe Logging Function down hole logging tool or simply tool 00 Mud Plug An electrode placed at the surface in a conductive mud pit The B electrode of a normal resistivity array Also known as Mud Fish or Surface Electrode pp Slip Rings An assembly containing contacts for each conductor that can rotate with respect to the wireline drum maintaining the electrical connection between the surface logging instrumentation and the borehole probe qq Winch Wireline winch A rotating drum on which is spooled the logging cable It is used to raise and lower the sonde attached to the end of the logging cable Also known as a Wireline Winch Logging Winch Hoist Draw works rr Measuring Head An assembly that measures the distance traveled by the wireline by means of a measuring wheel in contact with the logging cable P N 7000164G
75. ld be less than 1 depth unit If in doubt always start with a large number like 100 for depth scale and 10 for grid spacing Problems can occur when combining low value depth scales with low value horizontal grid spacing when the minor grid lines are forced to try to display or print at a higher resolution than the data sampling Note Data sampling cannot be finer than the resolution of the encoder If the encoder signal is 200 pulses per foot then the finest depth sampling is 1 200 of a foot Internally that is in tol files and the MSLog ini file all depth units are expressed in meters Clicking VDL opens the Amplitude Settings Dialog P N 7000164G 46 MSLog for MGX Il Operator Manual Amplitude Settings Ea Scaling Automatic Manual 2048 Two selection buttons are available Automatic and Manual When Automatic is selected the image is displayed with an automatic gain adjustment that maximizes the contrast between the wave amplitudes When Manual is selected the image is displayed with the amplitude range defined in the scale window which can be modified by the user Clicking Logs opens the Log Settings dialog for setting up the receivers transit time amplitude or slowness log Slowness is shown here Log Settings LX Cancel Scale Line Tm D Color NN High ion Style jail Weight IV Display grids Filter Spacing ioo Filter 10
76. m for initialising Dashboard components tool power data protocol etc as well as setting parameters for Client processes where a Client process is an application handling data processing data display or printing Of the six operational tasks top priority is always given to the Data Handler screen either maximised as an open window or as a minimised toolbar As mentioned above tool information is kept in TOL files which normally reside in the MSLog Tol Current directory Winch specific information is held in the MSLOG INI file in the Windows or WinNT directory The file contains information on parameters such as the depth encoder characteristics and measure wheel dimensions cable length and type P N 7000164G 7 MSLog for MGX Il Operator Manual b The Dashboard The Depth Panel displays depth information and logging speed and allows the user to change the depth value and zero tool when beginning a logging run ENTE EXC Tool Power Panel allows selection of and displays Feet Ft Min the currently selected tool type The window displays the calculated up hole voltage and current MED ile consumption and provides the means to switch tool power on and off It also provides control of tool 2PCA 1000 F T Fres 25FB install v specific functions such as Caliper and sampler opening and closing as well as image and acoustic Power probe configuration settings On The Communication Panel di
77. mation in the OTHER SERVICES section The Print top short header and Print bottom short header control the brief headers which detail the log name scale and position labels at the top and bottom of the printed log respectively Clicking Settings opens the following selection dialog Eile Settings View Help Depth Scale b Time Depth Settings 1 10 VDL 1 20 1 40 1 50 v 1 100 1 200 1 500 Logs gt Here Depth Scale is selected accessing some default depth scales The scales such as 1 100 can be read as 1 foot of log equals 100 feet of well or 1 meter of log equals 100 meters of well Selecting Depth Settings opens the following dialog Depth Settings x Mode Scale amp Units 5 Time Diver 1 100 Depth Driven Horizontal Grids M Display Grids Spacing 20 Cancel Mode indicates the current sampling mode selected on the Dashboard Acquisition window Horizontal grids are enabled by a check in the Display Grids box The desired Spacing of grids in depth units is entered in the Spacing text box This sets the frequency of major grid lines For example a Spacing value of 10 will produce a depth number each 10 feet or meters a bold grid line at each 5 and 10 unit spacing and a light grid line each unit The user should not enter a value that results in a minor grid line being printed at a frequency higher than the depth sample interval For this example the sample interval shou
78. milliseconds i Enter Header data Prior to recording data fill out the header information Press the Header button on the Acquisition panel Once Recording is started the Header is not accessible There are a few basic header types distributed with MSLog Note that MchCurve printed page width is bound by the horizontal size of the header Header x Field BH Fluid Casing COMPANY Date Depth Driller Depth Logger File Name Location Logged by OTHER SERVI 254FUIT1 M D 15KH2 1 10mSIL Well Witness To edit a new field header push the button Header of the Acquisition Panel A Header editing box will be opened together with a layout of the Header The layout of the Header and all pre set values are taken from a file named default wch which is expected to reside in the same directory as the file defaultwchc By clicking on the value field the operator can type in his information Also the operator can directly fill in all information from the previous logging run by clicking on the button Last of the Header editing box As soon as you click on the button OK the values in the file default wchc are overwritten or a new file default wchc is created if no file of this name exists The name P N 7000164G 22 MSLog for MGX II Operator Manual of the directory where the file default wch and default wchc are expected can be changed in the Tol file Note The header cannot be
79. mp Processors and start them again Note This is necessary because the changes made in the previous step are written to the tol file The calibration and configuration information for the Processors and Browsers is retrieved from the tol file only once when they are started Click Replay and select the proper rd data File P N 7000164G 53 MSLog for MGX II Operator Manual Note If you wish to maintain a copy of the original LAS output file you will need to rename it before proceeding as the file will be rewritten by LASWriter in the following steps Right click on the top panel of LAS writer and click Save on Replay If you want to change any further MCHCurve settings change them now Click OK to allow the replay to proceed LASWriter will rewrite create a file with the same name as the rd file P N 7000164G 54 MSLog for MGX II Operator Manual 7 Glossary a Acquisition Panel This panel allows the user to select the Sampling Mode to set the Sampling Rate to switch data acquisition on and off to start and stop the recording storage of data Record Mode and to start and stop the replay of previously recorded data Replay Mode b Browser A Browser is a Client Process Browsers offer the operator of the MSLog MGX II logging system a number of different on line display facilities to present log data on the screen in a user friendly easily controllable attractive layout Depending on the Tool Category differen
80. mportant Thread of the Dashboard is the storage of incoming log data onto a hard disk see Data Handler ee Time Mode Log data acquisition can be made in two different Sampling Modes the Time Mode or the Depth Mode The Sampling Mode is selected with a pull down menu of the Acquisition Panel In Time Mode the Data Handler requests data at fixed time intervals called the Sampling Rate Data acquisition in Time Mode is used for laboratory test tool check and tool calibration where the tool is not moved The smallest Sampling Rate allowed by the MSLog MGX Il logging system is 10 milliseconds Any attempt to input a Sampling Rate below this or a Sampling Rate that is not divisible by 10 milliseconds will cause the MSLog MGX II logging system to round the number to the nearest allowable number Time Mode should not be used for normal log data acquisition where the tool is moved inside a borehole ff TOL file P N 7000164G Operation of a specific borehole logging tool under the MSLog MGX II logging system is initiated by starting a tool specific Tol File The Tol File is selected from a list which is accessed through a pull down menu of the Dashboard Tool Panel The Tol file passes all information about the specific tool to the MSLog Software such that automatically all tool specific Browsers and Processors are started the proper voltage and current is set for the tool in the MGX II logger and the correct data protocol is set The To
81. new calibrated values Use calibration Calibration Settings M ove X Close Alt F4 v Use calibration Calibration Settings About MChNum P N 7000164G 31 MSLog for MGX Il Operator Manual diii Sample Calibration Screen Calibration Settings Ea Cond Mag Sus First Point 1 y Second Point Reference fi mS m Reference ase mS m Value 12703 cps Value 14774 cps Use Current Use Current Channel Calibration Factors Cond mS m 0 2210 x Cond cps Store Unit Caution The user must follow the above procedures to the letter to ensure accurate and correct calibrations Pay close attention to the reference to the check mark Y setting in front of USE Calibrations It is OFF during calibration and ON during logging e MsiProc Data Processor LOGGER MSIPROC MEA m Status Running hd 0 88 5679 47 LOGGER The MSIPROC Processor provides data format conversion and must be running for those probes requiring this function This processor will automatically start when initialised by the Tool selection dialogue The user should make sure that it is running during calibration and logging Do not turn off MSIPROC or incorrect data will be recorded If it is listed in the Dashboard Panel as a processor it must be running Many probes such as stand alone gamma image and sonic do not require MSIPROC After performing
82. ng the LAS browser and left clicking on the task bar icon and clicking on the Save on Replay line mi Tool selection and replaying data Rd data files contain an imbedded copy of the tool driver tol file Rd data files may be replayed during log acquisition mode or Demo mode In the normal log acquisition mode if you replay a RD data file recorded with the currently selected tool driver type then the selected tool driver not the embedded tool driver controls the settings for the replay This means that the currently selected tool driver settings for header calibrations browsers running etc are used to replay the data in the Rd data file This has serious implications if the calibrations of the imbedded tol file and the currently selected tol file are not the same This behaviour can also be used to correct a log that was run with improper calibrations Re calibrate the tol file and replay the RD data file after selecting the newly calibrated tool driver P N 7000164G 24 MSLog for MGX Il Operator Manual In Replay mode if you do not select a tool from the list or select a tool of a different type the replay uses the settings from the imbedded tol file If you did not enter any header information in the original data in replay mode you can select the same tool driver which will allow you to enter the header information Just be sure the calibration information if any is the same Although you cannot recreate the rd file
83. nnot be permanently closed Depth depth settings Tool tool configuration amp power Communication data flow amp communications controls Acquisition data sampling amp replay controls Browsers amp Processors data browsers amp processor controls When in an active state control buttons are sharply outlined The user will notice that some controls are either permanently or temporarily grey This is an indication that the function is not yet implemented or that operation of the control is not appropriate at the current state of the system For example Replay cannot be accessed when Data Sampling is On A display light or LED at the top left of the each panel indicates System status The color green indicates a correctly functioning system and a red color indicates a fault This is generally true of all panels on the dashboard Throughout this document these display lights will be referred to as LEDs which is an acronym for Light Emitting Diode P N 7000164G 12 MSLog for MGX Il Operator Manual a Tool Panel The Tool panel is used to select the desired probe for logging switch tool power on and off access Tool aa y tool functions such as Caliper open close and to modify tool configuration settings Access to Power secondary windows is provided when required for mj setting additional tool parameters Depending on the probe being used tool power may have to be om On to access Tool Settings Commands i
84. o Data LED shows red The bar graph meter at the top right is not active in MSLog operations and is used only with the ALTLog version of the software The Settings button options are further discussed in the Logging Procedures and relate to the adjustment of communications parameters in the MGX II logger P N 7000164G 15 MSLog for MGX Il Operator Manual d Acquisition Panel Acquisition mf Record Stap Replay Sampling mode Time Em msec 0 O Settings The Acquisition panel is used to select data recording mode set sampling rates start and stop data recording edit information in the log header and replay data Sampling mode is selected through the combo pull down list box Options are Time Depth Up and Depth Down In depth mode sampling is directly related to the pulse inputs from the depth encoder device and the settings in the MSLog ini file The Settings button opens a dialogue box in which the sampling or time interval can be set by the user Edit the values as required and confirm with OK Tool sampling Settings X m Time mode Settings f Rate f 000 msec Cancel Depth mode Settings use as default settings for this tool To start sampling select the On button The LED changes to green when sampling is active DO NOT CHANGE DEPTH SAMPLING INTERVAL while logging without starting a new data file To record a
85. olution for more accurate time picking The second part of the wave which usually contains lower frequencies may then be sampled at longer time intervals This dual mode sampling can provide a longer total record that can include accurate first arrival compressional waves as well as slower shear and tube guided wave modes Of course the user can also sample at a single rate if desired by setting the second Data at Rate 2 to 0 IMPORTANT NOTE The highly flexible sampling capability of the Mount Sopris acoustic tool allows the user to measure waveforms over a long total sampling period For example for slow formations a user might use the following settings in a dipole mode to try to measure both compressional and shear waves Rate 1 4 microseconds X 128 samples 512 microseconds Rate 2 8 microseconds X 256 samples 2048 microseconds Total record length 2560 microseconds This is a rather long record and will require the user to consider both logging speed and digitise interval If high vertical resolution is desired logging speed may need to be decreased to handle the high data rates required by such a long record Conversely if vertical resolution is not critical then a higher logging speed may be used if the digitise interval is increased Digitise interval is accessed in the SETTINGS selection in the ACQUISITION Panel on the main Dashboard Transmitter Settings Each transmitter can be associated with certain receivers In a two tr
86. ool yes AutoHide no AlwaysOnTop yes HelpEnable yes Serial shows range of serial communication ports that will be searched for connection to logger set with MSLConfig CommMin 1 CommMax 4 Wireline shows winch wire line characteristics set by MSLConfig Resistivity 82 conductor resistance in ohms 1000 meters Length 488 total wire line length this value is always in meters WireLineType 1 10 Single Conductor wire line type used to set data communication parameters Printer HeaderForm C MSLog Headers default wch path to default header change with MSLConfig HeaderContent C MSLog Headers default wchc PrinterType System PrinterPort LPT1 ReplayDelay 50 may need to be a larger number e g 250 on slow PCs MChCurve RefreshRate 500 MChNum WarnOnStoreCalibration yes ll Sample TOL file A sample Tol file appears below with comments in bold ailIMPORTANT WARNING In general TOL files should only be modified in the fields where comments are made below Modification of the other fields may result in a non functioning logger and could lead to damage to the probe TOL files supplied by Mount Sopris are tested extensively before release If custom TOL files are required consult Mount Sopris for assistance Most of the relevant fields which may require modification in the TOL file are more easily modified in the Log Settings screen which is called up by clicking on the log name in the header of the
87. opris Instruments Analog Pulse tools have been characterized by wireline type on at least two line lengths to determine two numbers that are used to set a discriminator voltage the tool pulse amplitude must exceed to be counted MSLog applies this pulse characterization automatically when the tool type is selected There are times when these numbers may need to be manipulated by the operator because the tool in use has no characterization available for the wireline type or the length of cable is outside of the tested range for the tool and the characterization fails The purpose of this document is to detail methods to manually set such a fixed discriminator level Note The characterization is not strictly linear and may fail at long lengths such as beyond the guaranteed 800 meters b Theory of Operation At the surface the pulse input circuit must discriminate the actual pulse from noise or secondary ringing or an opposite polarity pulse in order to correctly count the frequency of the incoming data To do this the MGX II uses an electronic circuit that has a digitally controlled variable discriminator level that is set so that this level must be exceeded by the tool pulse amplitude in order to be counted Pulse logging tools are characterized on each type of wireline as each has a different response to the pulse Each tools is tested at a short and long wireline length At each length measurements are made of e Minimum pulse height of the desired
88. r The Browsers named FAC40Num FAC40Cal FAC40Img OBI40Num and OBl40Img s LAS file LAS Log ASCII Standard files can be generated during logging The standard binary format data file for MSLog is called RD However some users prefer the LAS format for data exchange These files contain all data but are not depth corrected so the user will need to manually apply these using offsets provided in the TOL file or in the PDF document provided t MSLog ini File This file effects the execution of the MSLog Software It holds general information about the configuration of the MSLog MGX Il logging system Without this file the MSLog Software cannot be started The MSLog ini File resides in the systemdisk Windows directory An example MSLog ini file is shown in the appendix u Multi channel Tool Tools of this Tool Category record one or several values per depth step as e g density tool or induction tool The Browsers named MCHNUM and MChCurve are used to display data of Multi channel Tools v Panels Panels are fixed windows in a fixed position which are automatically started when the Dashboard is started There are six Panels simultaneously active Depth Panel Tool Panel Communication Panel Acquisition Panel Browsers amp Processors Panel All non tool specific control operation and display of the MSLog MGX II logging system is made via these Panels w Processor P N 7000164G A Processor is a Client Proces
89. rRed 65 Caliper Caliper no CaliperWaitTime 0 MultiCh NbCh 2 NbRawCh 2 NbProcessedCh 0 ToolLength 0 79 tool length from probe top to bottom of tool in meters TimeAvailable no TimeDataT ype word EnableSpeedCh yes Ch1 DisplayEnable no This is a hidden channel that is accessible only in Wellcad CalibrationEnable no Name Speed log name which may be changed by user in MCHCurve ChShift 0 135 length from bottom of tool to measure point in meters Unit m min log units which may be changed by user in MCHNum MCHCurve Offset 0 DataType float CalA 1 CalB 0 Reference1 0 Reference2 1 NumberFormat 6 2f PenColor ff0000 PenStyle Solid PenWidth 1 Left 30 Right 100 Low 15000 High 20000 P N 7000164G 69 MSLog for MGX Il Operator Manual GridEnable yes Grid 500 NbDecade 1 ReverseScale no Mode Linear Filter 0 Ch2 DisplayEnable yes CalibrationEnable yes Name Gamma log name which may be changed by u ser ChShift 0 135 length from bottom of tool to measure point in meters Unit cps log units which may be changed by user Offset 4 DataType MGXIIFloat CalA 1 CalB 0 Reference1 0 Reference2 100 NumberFormat 6 2f PenColor ff PenStyle solid PenWidth 2 Left 0 Right 30 Low 0 High 200 GridEnable yes Grid 20 NbDecade 1 ReverseScale no Mode Linear Filter 3 Process Browsers and Processors available for this probe Process1 mch mchnum exe Process2 mch L
90. rements of the tool Always check cable conductor isolation and continuity before connecting probes to the cable head d Powering up the Tool Irreparable damage may occur to the tool if powered on while an incorrect tool file has been loaded Older tools in particular are less protected against incorrect voltages so take care Before powering on the tool verify that the correct tool file has been loaded A The Voltage Meter on the Tool Panel will display the normal operating voltage for the tool once the tool file has been selected Current will be zero until the power is switched to the tool To power on the tool select the On button in the Power Panel The LED indicator will turn green if the command has been executed correctly There is a short initialisation period before tool communication is established Voltage and current levels displayed on screen are the settings from the tool configuration file and do not reflect the actual voltage and current on the wire line Refer to the tool specific instructions for further operating procedures P N 7000164G 19 MSLog for MGX II Operator Manual di Powering and Operating Calipers and Fluid Samplers 2CAA 2PCA Caliper Family Caliper tools require special procedures to open and close the Caliper arms Generally there are two different procedures for opening Calipers with the MGX Il system operating under MSLog The procedure is specified by information loaded by the TOL file Mount Sopris
91. renced to tool bottom so data will need to be shifted up for depth corrections RD playback logs are automatically depth corrected as are RD logs imported into the latest versions of WellCAD Replay of LAS format data In some cases the user may have forgotten to turn on LAS file recording during logging If this occurs it is possible to create a new LAS file in REPLAY Simply start the LAS browser and click on the upper left corner which provides a line which can be selected that says Save on replay Click on this line to save a new LAS file in the same directory where the RD file was selected P N 7000164G 34 MSLog for MGX II Operator Manual 5 Image Full Wave Sonic Tools l Introduction Several types of specialty tools can be operated with the MGX II logger and MSLog software The basic operation of these tools is covered in this section For additional details the user should consult the individual documentation for each probe Il Mount Sopris Instruments Sonic Probes Mount Sopris currently has three versions of Full Waveform Sonic Probe the 2SAA 1000 the 2SAA F 1000 and an anticipated 2SAF 1000 The 2SAA 1000 is a one transmitter multiple receiver probe while the 2SAA F 1000 or 2SAF 1000 can accommodate either a second 2STA 1000 transmitter or the 2SNA 1000 probe section added at the top of the probe The 2SNA 1000 provides a natural gamma radiation measurement to the Sonic measurements The transmitter f
92. rom a 2SAA 1000 can be upgraded at the factory to operate as a 2SAA F by replacing its microprocessor firmware The serial number of the 2STA 1000 transmitter section will have an F stamped on it to indicate that it has the 2SAA F 1000 firmware In MSLog both the 2SAA F 1000 and 2SAF 1000 use 2SAF 1000 browsers processors The tol file descriptions are different because we anticipate the tool length will be different The model number of the Sonic Tool will change to 2SAF 1000 when the new transmitter design is finished a ALT FWS Sonic Probes Mount Sopris Instruments has offered the ALT FWS 40 full wave sonic probe Additionally the ALT FWS electronics have been used to upgrade older analog or digital sonic probes so they are compatible with MSLog or the Altlogger Ill Mount Sopris 2SAA 2SAF Full Wave Sonic Probe The Mount Sopris 2SAA 1000 full wave sonic probe can be configured in a variety of transmitter receiver combinations Each combination requires a specific TOL file which describes the probe layout The most basic and most common configuration is a single transmitter two receiver probe with the transmitter located on the bottom of the probe The receivers are then located 3 feet and 4 feet above the transmitter Mount Sopris supplies TOL files for each probe as required and the user should contact the factory for additional files as needed Additionally there is an upgraded version of the 2SAA 1000 designated the
93. rs displayed on the tool bar An example of this browser is shown below LOGGER SAA1000 Wave Lor File Settings View Te sls lel Le T el Fe S LU ou NW m Ready 16417 230 45 LOGGER Page 31 Sec 4 340 fat 2 9 in id Coli fF e mom A Start amp 70001642 doc Mi EJ 2saawav ipa Paint MBLOGGER SAA100 LOGGER SAA Minot comected SA HyLOGGER sastoo job ER 547M In the example above a two receiver single transmitter probe is being logged with vertical grid lines of 50 microseconds displayed The browser has a lower task bar that is similar to other browsers It displays current depth and sample number The top menu bar has two pull down menu selectors Settings and View The Settings menu provides the user with two further choices AMPLITUDE and TIME SCALE TIME SCALE allows the user to display a series of vertical lines representing the time scale and a choice of whether to display the wave forms with or without hold off time AMPLITUDE allows the user to display the wave forms in Automatic or Full Scale mode Automatic provides the maximum screen resolution for each wave and the relative amplitudes of different receivers will not necessarily be equal In the Full Scale mode the true representation of each wave form is displayed relative to the maximum sensitivity of the A D The Full Scale mode also allows the user to display horizontal grids
94. s Processors offer to the operator of the MSLog MGX Il logging system on line data processing facilities to improve data presentation or to derive new logs from the measured log data Depending on the Tool Category different Processors are used to process log data Currently the following Processors are available 59 MSLog for MGX Il Operator Manual e MSIPROC e Full Waveform Tool DtPickup x RD File During data acquisition Time Mode or Depth Mode is switched on the incoming log data is stored on disk if the Record Mode is active Log data is stored on disk as RD File The format of a RD File depends on the tool because the data is stored into the RD File in the same format as it transferred from the tool to the MSLog MGX II logging system In the Replay Mode only data stored in an RD File can be displayed and it browsers and processors which were operating during logging will be activated Together with the log data the Header is stored in the RD File ALT log processing software WellCAD will import data in the RD format and preserve all depth corrections LAS files generated using the MSLog Software can also be imported but depth corrections are not preserved The user must make these corrections manually y Replay Mode During Depth Mode or Time Mode acquisition data can be stored into a disk file Record Mode Such a file is called RD File If in the Acquisition Panel the Replay Mode is chosen a RD File can be selected from a
95. s that are found in the TOL file for the selected probe The software automatically depth corrects the individual sensor offsets referenced to the tool bottom with no user action required The tool length and sensor offsets in the TOL file are always specified in metric units whether operating in meters or feet These settings are also used by the browsers to depth correct the data which is displayed on screen or sent to the printer The user can edit this number by the appropriate amount using Change Depth if an offset for the zero is required due to well head access restrictions h Setting the Sampling Rate Prior to logging it will be necessary to set the tool sample rate The sampling rate is set in the Acquisition Panel using the settings button for either time mode or depth mode up down depending on the nature of the tool and your logging operation Sampling rates may be altered during the course of recording a log Note that the sampling rate may need to be reset if a different tool is selected Sampling rates can be set by default in the TOL file Once again the MSLOG system uses the metric system as a basis for all measurement references This means that measure wheel circumference in the MSLog ini file tool and sensor lengths in the TOL files and default sample intervals in the TOL files should be entered in metric units The system then automatically converts to English units for the depth display the sample
96. should run the MSLConfig program In this program the user can enter cable length wire line type and then set up a Custom Winch in the winch selection menu using the MODIFY button MSLConfig allows the user with an entry screen that can be filled in with the shaft encoder information for the non MSI winch MSLog ini file System PipeMethod AutoDetect PipeSize 32 PipeTimeOut 15000 ServerName LOGGER ServerAddress 127 0 0 1 Depth winch details WheelCircumference 1 always specified in meters EncoderPulsePerTurn 2400 depends on shaft encoder specifications depth display settings DepthUnit 0 3048 use 1 00 for metric 0 3048 for English system DepthUnitString Feet this is the units name that is displayed on dashboard DepthFormat 7 1f Speed display settings SpeedTimeUnit 60 units of speed per minute SpeedFormat 7 1f SpeedUnitString Ft Min units name displayed on dashboard SpeedFilter 4 EncoderPredivisor 1 Encoderlnversed no WinchType 4MXA 1000 top mount electronics this line corresponds to a specific selection in the MSLConfig program Tol Files RootDir C MSLog TOL Current path to the TOL files for this installation P N 7000164G 66 MSLog for MGX Il Operator Manual Browsers RootDir C MSLog root directory for MSLog Dashboard Panels lists all panels that will start when program starts Browsers amp processors yes Acquisitionzyes Communication yes Status no Depth yes T
97. sing MCHProc The TVD Northing and Easting endpoints are set to zero by either closing and restarting the browsers or reselecting the tol file at the end of a down or up run EF LOGGER MCHNUM MEE Tit ERE ceo Azi 202 93654 deg vo Ta Easting EA m Northing 0 00 m 7968 53 0 LOGGER g LASWRITER Browser z This browser when active indicates that an LAS format file is being recorded In the present version of MSLog this browser must be running to produce a log data file that is in an ASCII format This format is required for import by other log processing programs The RD file recorded by MSLog is only used for REPLAY of logs with MSLog software or direct import into the latest version of WellCAD software A green light and the name of the current file in the box indicates that di recording is taking place in the location specified If the LASWRITER browser is closed by accident go to the Browsers A Ngamtest LAS and Processors Panel and re select LASWRITER and press OPEN to re Recording start it After performing calibrations with MCHNUM be sure to Close and re 29 11 38 0 LOGGER Start LASWRITER and other browsers and processors Note Data recorded in the LAS format is recorded as is with no depth offsets The user can find depth offset information in the MGX Il Tool specific operations information file Adobe PDF format included with the MSLog software All depths are refe
98. splays the status of Off O the data communication between the logger and the PC It provides information on the number of data samples already read unique to a recording or replay session and counts the errors or number of times the system failed to obtain data upon request during acquisition A button allows the user to access and modify communications settings for I E digital probes The bar graph display is disabled in Q valid ii m Monod Data sec Data Errors The Acquisition Panel window indicates both the current file that data is being recorded to or replayed EU EH from It also provides the means to record stop recording and replay data files A second window provides the means to switch the acquisition system from time to depth recording mode The Settings yey button allows the user to specify different time and pend ML intervals and provides the capability to Bez Header meen nee di Record Stop Replay starting and stopping of client processes which consist of applications that support such functions as Sampling mode data processing on screen display and printing The Time ETE msec selection of client windows that will start up is set up in the TOL tool configuration file TiGGI Settings Wonnrands The Browsers amp Processors panel controls e Settings or Browsers amp processors Pala Start
99. t Browsers are used to display log data Currently the following Browsers are available Multi channel Tool 4 11 MSIPROC 4 11 f MCHNUM 4 II e MChCurve 4 ll a LASWRITER 4 Il g Full Waveform Tool Fws40lmg Fws40Wav DTPickup SAA 1000 Full Waveform Tool 5 Il b SAA1000dt SAA1000Img SAA1000Wave Image Tool OBI40Num OBI40Img Full Waveform Scanner Tool Fac40Num Fac40Fwlmg Fac40FwWav Some Browsers are used by tool of different Tool Category as e g MCHNUM and MChCurve other are very similar like Fws40lmg and Fac40Fwimg c Browser amp Processors Panel All tool specific Browsers and Processors are defined in the Tol file Normally they are automatically started during the initiation of the MSLog Software If the operator prefers not to start all Browsers and Processors immediately he can later start them individually from the Browsers amp Processors Panel The operator can also stop individual P N 7000164G 55 MSLog for MGX Il Operator Manual Browsers and Processors e g for the sake of increased logging speed if the computing power of the PC is not sufficient to execute simultaneously the Data Handler and all Browsers and Processors The operation of the Dashboard is not effected if one of the Browsers and Processors programs crashed during execution The program can at any time be restarted from the Browsers amp Processors Panel d Client Process All Browsers and Processors are realised as Client
100. t provides the seal for the wireline conductor It is exposed to borehole fluid pressure 64 zz aaa P N 7000164G MSLog for MGX Il Operator Manual O ring Any number of sizes of rubber ring seals used to seal probe components from the borehole environment Continuity From the word continuous an electrical term indicating a continuous connection between any two points in a wire or circuit Not necessarily a zero ohm connection Conductors or wires have a resistance associated with their length and diameter Mount Sopris 0 1 0 125 diameter single conductor and 3 16 4 conductor have approximately 25 ohms of resistance per thousand feet of cable length 65 MSLog for MGX Il Operator Manual 8 Appendix I MSLog ini file example The following MSILog ini file is an example of the file that is read by Windows when MSLog exe is executed The comments in bold indicate functions of selected lines Most if not all of the lines in this file are set up by MSLConfig exe and the user will not need to make any changes to the file This file resides in the Windows directory In general the MSLConfig program takes care of most winch and wireline types offered with the MGX II logger operating with MSLog When the correct winch type cable length and cable type are entered in the MSLog entry screens the MSLog ini is automatically updated A notable exception is non MSI winches If a non MSI winch is to be used the user
101. ted in the Acquisition Window in MSLog For example if the depth digitise interval was 0 1 feet there would be 10 samples in each summed spectra The Current field shows the distance the probe has travelled since the last summed interval was completed In the following figure the probe is being operated in the Time based Summing Mode In this example with the probe normally stationary for such measurements the probe will acquire data for 30 seconds The actual number of discrete samples depends on the Acquisition Time value shown in the upper right portion of this window Acquisition Time is the Time Digitise interval plus the time required to send a full set of data The Current Window shows the amount of time elapsed since the last summing event P N 7000164G 50 MSLog for MGX Il Operator Manual Process Help 2 P Number of Channels 1024 Acquisition Time 2 98 Summing Mode Ready Time Interval 30 00 s Current 23 85 s 7 43 31 JOHN A To access the other features of the SpecProc browser press the P button on the upper left hand side of the menu bar A window called Process Parameters will appear Process Parameters r Spectrum Calibration Energy Channel o First Calibration Point 662 222 l Cancel Second Calibration Point 261 0 er 8 i Points r Summng Multiplier fa 26846 Apply Offset Offset 63 5974 and Multiplier Depth Time r Energy Win
102. timise the data security features of the system while maintaining an environment that is exceptionally responsive to the user The multitasking environment also means that you can have more than one application running at once P N 7000164G 6 MSLog for MGX Il Operator Manual ll The Dashboard System a Overview In the MSLog program the graphical screen interface used by the operator is called the Dashboard The Dashboard system consists of multiple threads running concurrently that handle specific system tasks The system currently controls the six functions listed below Data Handler Depth Tool Power Data Display Configure Tool Configure Communications OV ODEON Top priority is given to the thread that controls the Data Handler task There are three tasks that are related to window panels that remain constantly available on the screen the Depth Panel Tool Panel and the Data Panel Two other threads are related to tasks that interact with dialogue boxes Configure Tool and Configure Communications The multi thread architecture allows the system to run different tasks concurrently e g updating the depth counter at the same time as acquiring data from the tool Items 2 6 are always available on the dashboard Information specific to a particular tool is contained in a unique tool configuration file which will have the extension name TOL Information contained in the TOL file is used by different components of the syste
103. ting the last tool used first ensure that tool power has been turned OFF Disconnect the tool In the Tool panel select the new tool name to reconfigure the system Note that you may have to reconfigure the communications tool settings and sampling rates if the default values held in the tool TOL file have changed A m Replaying Data To replay data from the Acquisition panel it is a good idea to first go to the Sampling Mode control and select Depth Up or Depth Down This will make it easier to change the depth scale when replaying data to a printer Then press the Replay button The system will prompt you for a file name with the extension MSLog E RD by displaying the file Open dialogue box A You can change your current browsers settings After selecting the file for replay confirm OK Press OK when you are Ready The browsers used during recording will then connect This may take a few seconds The OK system will then ask if you want to make any changes to your current browsers such as depth scale filters scales etc and allow you to enable printing and header style The header cannot be edited in replay After these final selections are made the OK button is pressed and Playback will begin Logs recorded in Time Sampling Mode cannot be replayed although the data can be read from the LAS files and imported into other programs for further processing Itis possible to create a new LAS file during replay by openi
104. to a di eden Deoa 31 diii Sample Calibration Screen cccccccceceeeeeeeeeceee cece eee ee cece eaaeeeeeeeeesecaeaeeeeeeeeeeesennieeeeeeeeeeee 32 e MsiProc Data Processor iei deese eee a a udi e senescent 32 f MchProc Data Processor ace erret dd rev dad 33 fi MchProc and Deviation Logging sseee emm emen eren 33 fii MchNum and Deviation Logging sse emm eem nmm 34 g EASWIRITER BIOWSGFE siete reete EE efe RED S aA E Rea 34 5 Image Full Wave Sonic Tools neeeeeeeeeseeeeen eene nnne nennen nenne nenne nnns 35 lk introd cton e 35 ll Mount Sopris Instruments Sonic Probes oocoocccccnnnccconcccncnnccnnnnnnonncnnnncnnnnnnnonncnnnnnernnnnnnnancnnes 35 a ALT IF WS SOnIG PrODGS i i ete gei petto isti ee leticia 35 Ill Mount Sopris 2SAA 2SAF Full Wave Sonic Probe oooooococccccconccoconcccnccncnnnnnnnanncnncnncnannnnanancnnns 35 a Operating the 2SAA Full Wave Sonic mercearia i Eat A AA AAR 36 ai Sonic Tool Parameters Dialog ooooononcccnnnoccccnnnoncccnononcncnnnnoncncnn non ccn canon cnc naar acc nennen 36 b 2SAA Full Wave Sonic BrowS8TS oooooccccnnnoccccnononccccnnoncccnnnoncnc canon eene enne enne nennen nns 39 bi SAAT0O00WAVO 1t ic eee ded e e cea qe EAA ete qe dex na e qune c 39 bil SAATOOOQL 4 ten aiebat ete ib tbe iria Ser ett red 40 bii SAATOO0Image 1 5 51 pei ir oe eae dt
105. tor the negative discriminator inputs The oscilloscope vertical scale has been changed to 2 volts per division and is displaying pulses from the same source as Figure 1 Note that the DC level on scope lead channel B at TP 46 is properly positioned across the first negative pulse It is below the negative overshoot of the first large positive pulse P N 7000164G 76 MSLog for MGX Il Operator Manual d be BF 99 non mSOVIOTLT 0186 7 Figure 3 Oscilloscope Lead Placement Figure 3 shows the placement of oscilloscope leads on TP 44 and TP 46 The oscilloscope ground is on TP 49 in the top center of the picture TP 41 can be seen near the bottom center and TP 43 is immediately to its right P N 7000164G 77 MSLog for MGX Il Operator Manual IV Depth Offset Control in Tol Files a Introduction In real time plotting and in import of data with Wellcad depth offsetting of the data traces is controlled by settings in the Tol file For standard tools these values are preset in the distributed tol files For modified tol files these numbers may need to be revisited b Tol file configuration There are two sections in the tol file that control depth plotting of the data channels The first is the MultiCh section In this section the required parameter that determines the tool length is ToolLength 0 79 The value in this case 0 79 meters is the total length of the tool from the bottom of the tool to the joint of the
106. tra The current spectrum all cps from the current data sample at a specific depth or time interval is shown in black if the Current Spectrum box is checked The summing spectrum which shows the running total of cps from the beginning of a defined depth or time sample interval is displayed in green if the Summing Spectrum box is checked The summing spectrum is determined from parameters configured in the SpecProc browser Finally the summed spectrum will be displayed if the Summed Spectrum box is checked The summed spectrum represents the total of all CPS in the summed depth or time interval and is only updated after the depth or time interval has passed This interval is determined in the SpecProc browser c Reprocessing Spectral Data At present the only output of the MSLog Spectral Processors that is useable with other applications is the LAS file format created by LASWriter If changes to calibration or other plot parameters need to be made then you will need to use the playback features of MSLog To change plot parameters of MCHCurve follow the normal playback procedures and change the parameters in MCHCurve If you need to change any of the SpecProc Processor parameters then you need to do the following Start MSLog and select the same tool driver type as was used to make the log Change the parameters in the SpecProc Processor as needed For example new or different Spectral Energy window could be added Close all the Browsers a
107. ust be running if it is included in the Browser list Typical MSI tool options are shown above Some of these drivers will be activated and open on screen when the tool is selected but any may be started or closed by highlighting the selection and clicking on the relevant control buttons This facility can be useful when modifying a TOL file e g display parameters The parameters can be changed in a text editor e g Notepad and saved to file without powering off the tool The browser can then be closed and restarted with new parameters taking effect Note that each TOL file contains instructions on which browsers processors are to be used for a given probe See the appendix for a sample TOL file description P N 7000164G 17 MSLog for MGX Il Operator Manual IV Logging Procedures The general procedures for logging a tool using MSLog follow Consult the tool operators manual or the MGX II Tool Instructions pdf for specific operating instructions covering most tools e Configure the system for the tool to be logged e Connect the tool e Power up the tool e Verify communications e Verify tool operation e Calibrate tool if necessary MCHNUM Processor e Move tool to starting point and zero the depth e Set sampling parameters and turn ON e Enter Header data e Run test log adjust tool configuration e Modify image browser parameters as necessary e Record log e Process amp print This assumes that
108. ut normally it does not If the recording was stopped by switching either Time Mode or Depth Mode Off the user should then push the Stop button to properly close the RD File aa Sampling Mode P N 7000164G Basically there are two different Sampling Modes the Depth Mode and the Time Mode The Depth Mode has two options up or down The term up means that the logging tool is moved upwards and the depth in the Depth Panel decreases 60 bb MSLog for MGX Il Operator Manual The term down means that the logging tool is move downwards and the depth in the Depth Panel increases Sampling Rate The meaning of Sampling Rate depends on the Sampling Mode selected in the Acquisition Panel of the Dashboard In Time Mode the Sampling Rate is the time interval in milliseconds between two successive data samples In Depth Mode the Sampling Rate is the depth interval between to successive data samples cc Serial RS232 Cable dd Cable to connect the MGX II Logging Unit via PC Connector to the PC Thread A Thread is a part of a program code which runs concurrently with other Threads under the Dashboard of the MSLog Software Each Thread executes one or several defined tasks All tasks together establish the Dashboard with all its functions Some tasks are continuously active others are evoked from Panels of the Dashboard A simple task would be to check the actual voltage supplied at the cable head The most i
109. y the smallest Sampling Rate will cause the MSLog MGX II logging system to round the number to the nearest allowable number Data acquisition in Depth Mode must be used for normal log data acquisition where the tool is moved inside a borehole I Depth Panel This Panel displays and controls the depth supplied by the depth encoder The actual depth of the bottom of the logging tool is shown if the tool zeroing procedure has been correctly followed Tool length and sensor offset positions are specified in metric units in each TOL file The user can change the depth at any time but not during Replay Mode where the displayed depth is taken from the RD File The actual depth is not lost in case of power failure After restart of the MSLog Software the latest depth value is displayed m Depth Reference For the MSLog MGXII logging system the depth reference is the connection between the cable head and the probe top n Encoder Pulses Per Turn The movement of the depth measurement wheel of the winch is recorded by a depth encoder that gives as output a certain number of pulses per one turn of the depth measurement wheel How many pulses are counted and passed to the MSLog program depends on the Encoder Type The correct value of the Encoder Pulses Per Turn has to be written into the MSLog ini File to make sure that correct depth values are written into the logged data file RD File and correct values are displayed in the Depth Panel of the Dash

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