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SediMeter Software Manual

1. Edit menu Cut Copy and Paste function as previously described Delete submenu First Record Ctrl F Deletes the first record with index 0 Last Record Ctrl L Deletes the last record To commit the changes to disk select Save or Save As Window menu The Window menu functions as previously described Help menu The Help menu functions as previously described although Show Tip Strips is not presently implemented in this window the workaround is to turn them on or off in the SediMeter Control window SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 18 OF 31 Lindorm Inc LINDORM COM SediMeter List window When the application is started it reads the contents of the file C Lindorm SediMeter SM_Network smnt The contents of that file can be inspected and edited in this window The smnt file contains a definition of the SediMeter network for the purpose of real time monitoring The SediMeters listed here will be polled during monitoring If one of them is not on the network a time out error will result If a SediMeter on the network is not listed here it will not get polled Front panel objects SediMeter List This is a 1D table that you can navigate through using the horizontal scroll bar In the right most position you see the next unused position where you can make a new entry NetAddr E SediMeter List File Edit Window Help The NetAddr of a SediMeter on the network East Long optional The easting
2. This menu item is disabled in the present version When activated it will provide a means for defining alarm levels that trigger e mail alerts in real time monitoring Data menu Analyze Logged Ctrl A Opens the SediMeter Data window see below in post processing mode This menu item is disabled until some data have been opened either through download sm2 file open or 142 file import Monitor Real Time Ctrl M Opens the SediMeter Data window see below in real time monitoring mode The measurement interval burst rate and number of samples are all taken from the respective fields in the Setup tab Measurements start immediately and are timed by the computer but the time recorded in the file is the time of the SediMeter clock Follow the checklist under the Monitoring tab prior to selecting this menu item SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 14 OF 31 LINDORM COM Web Server This item turns on and off the web server on the default port A checkmark indicates when 1t is on Do not turn it on if another application on the computer is running a web server or any other process on that port When on the web server presents the SediMeter Data window as an image automatically updated every 60 seconds The page can be viewed from any web browser by entering the domain or IP of the computer in the browser address field For instance if the IP is 192 168 1 100 type http 192 168 1 100 to view the web page The
3. adapter in which case drivers for that adapter must be installed Links to the latest USB driver updates are available at www lindorm com downloads and may need to be installed if the operating system is upgraded in the future Legal Notices Copyright This manual as well as the application it refers to is Lindorm Inc 2006 2008 All rights reserved Contact copyright lindorm com to request permission to use the material Warranty This software is supplied as is and a license to use it is extended free of charge No express or implied warranty is made regarding the usefulness for a specific purpose beyond what is mandated by applicable law The user must verify that the software performs in the way required by the specific circumstances SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 2 OF 31 Lindorm Inc LINDORM COM Contents DOCUMENTS COPE aia ASIA ARA aa E EN E R E A aS SOJIWATe SCOPE tars Sober ices tas URAREN ERU UNENE NUNAN ERUR UNAN NNER UNUN ANEREN AN RURUN AN NENE NTRA IRAN DVER A E PET EET EEET PE TEST TEE TEPER TET TVET TET TEED TEE PELET ETETEET TEED TEET EE OBET TEE ET EE NANS LEGAL NOTICE Sita NA A ER EAN AN ERUN ces ces E E ERRAN AN ENUAN AN ENE EN ENEAN REREN IRON A n E AAR EAN ARN ANNAR EN ANNEN NENANA ARON tes INSTALLATION s essisossssessocsisesiossisesssosdsoossoasoso oeovovevavososisosisesivevivos vob ooo ososoeo ovovovs svosoesiss dodiviv sos sos too osvives ossrots INSTALLING USB DRIVERS a
4. and C are used for correcting for background light Unless the instrument 1s deployed very near the surface this correction is not even needed It is recommended to let B 1 386 and C 0 202 unless you have a compelling reason to re calibrate contact Lindorm tech support in that case for instructions 6 coefficients D Coefficient D is the signal level in volt when the LED is off and there is no ambient IR light present that is the background level in darkness There are only 6 of these since the 36 OBSes are divided in 6 groups D O is used for OBS 1 7 13 19 25 and 31 while D 1 is used for OBS 2 8 etc This value is typically around one to a few mV and zero may be an acceptable approximation in most cases SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 29 OF 31 LINDORM COM Analog Conversion Channels A6 and A7 This is a 1D table with 2 entries one for each channel of optional sensors in the analog to digital converter Channels A6 and A7 measure a voltage in the range 0 V 2 5 V The sensor signal can be connected directly to the A D input or via the OP AMPs that are provided on the LogDator PCB Equation control The optional sensors presently offered are pressure and visible light The setting of this control should match the electrical connections in the hardware The light sensor can be connected to give a logarithmic scale as in a light meter for a camera or a linear scale Chose LightLog or LightL
5. carries out 2 more measurements before stopping logging so it may take up to 2 times the measurement interval before the window is done When you turn off monitoring the File gt Close item becomes operable However if you select Close before monitoring has finished the window will stay open but unresponsive until all processes related to it are terminated between 1 and 2 measurement intervals Bug in ver 1 0 1 If you turn on monitoring turn it off closes the window and then turn it on again monitoring will start and the LED will be lit but this menu item will be Off dimmed and inactive so you will not be able to turn monitoring off as intended The Close item will be active though and the window may close Workaround Re launch the application to restart real time monitoring Map menu Network This opens the Map of SediMeters window see below tn Interpolate a 0 9500 This item is currently not active 0 9000 0 8500 Window menu 0 80007 0 7500 The content is as previously 0 7000 described 0 6500 y 0 6000 E 0 5500 Help mene 0 5000 The content is as previously i o described eal 0 3000 H 0 2500 Map of SediMeters naa window 0 1500 0 1000 This window contains a single 0 05000 object a map showing the relative e a estan Aon alo tei aba seo position of the SediMeters in the Easting Longitude network The positions are those SEDIMETER SO
6. only one baud rate is supported 9600 baud why it just serves as information Open Connection button Click to open the serial port When you do and there is no error the remaining tabs get unlocked and the footer of the window becomes un dimmed Window Footer Send To selector Every message that is transmitted starts with a one byte address code the NetAddr A value of O zero signifies a broadcast to all connected instruments A 2008 02 26PAGE 7 OF 31 Lindorm Inc LINDORM COM value of 1 to 255 is used to address a specific SediMeter Use 0 for USB and for broadcast commands in RS 485 However to get a reply from an instrument in RS 485 you must enter that SediMeter s NetAddr in the Send To field in USB the SediMeter will reply even if the command is sent to 0 however if you have NetAddr 1 connected and enter any value other than 0 or 1 in this field the SediMeter will not respond and you will get an error message Reply From indicator When a SediMeter responds this field will indicate the NetAddr of the instrument that responded This may be useful in USB mode when you can have several SediMeters connected at the same time to different COM ports Use this field to know which one you are communicating with at the moment You must disconnect and re connect to another COM port to change which one you communicate with Setup tab Computer Time indicator This indicates the present date and t
7. or longitude of this SediMeter North Lat optional The northing or latitude of this SediMeter Units l m meter The units for East Long and North Lat The options are ONAN degrees and meters F A s Datum amp Projection gt A free text description of the projection parameters associated with East Long and North Lat ROLL CALL button This button queries each of the possible 255 NetAddr values and updates the SediMeter List If a SediMeter in the list does not respond it is removed if one responds that was not in the list it is added to it and finally the list is sorted in NetAddr order Newly added NetAddr entries get coordinates 0 0 Use this feature to automatically edit the list and to verify that all units communicate SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 19 OF 31 LINDORM COM Menus File menu Open Ctri O Opens a smnt file that you choose Use this and the Save Copy As commands to maintain records of different networks on the same computer Save Ctrl S Saves the data to the file C Lindorm SediMeter SM_Network smnt provided C is the Windows startup volume Save Copy As Saves a copy of the data to a file and path you select Close Ctrl W Closes the window but leaves the data in memory Edit menu Cut Copy and Paste work as previously described Delete All Deletes all entries in the SediMeter List but leaves Units and Datum intact W
8. port of the RS 485 network Select RS 485 protocol Click Open Connection Select menu item Edit gt SediMeter List Click ROLL CALL to update the list you may edit it manually but if you do you cannot verify that the SediMeters are online Go through the list and make sure that all the SediMeters are listed if some is missing use its NavPin and display to make sure it is in RS485 mode Close the SediMeter List window File gt Close or Ctrl W Select the Setup tab Enter measurement interval 00 00 05 lt hh mm ss lt 23 59 59 Optionally enter burst sample interval in units of 1 32756 s and count from 0 for none to 84 making sure that the burst sampling is finished before the next measurement starts and with time for download in between Make sure the Send To field says O for broadcast Click the SET button to send the settings to all the connected SediMeters and synchronize their clocks with the computer time If you wish to verify that the settings were implemented set the NetAddr of one of the SediMeters in the Send To field and click GET to read the settings back the time difference indicator should now show 0 Select menu Data gt Monitor Real Time Ctrl M it will take one measurement period for data to appear To log data to file enter a path and filename in the Log File field in the middle of the right margin of the window and click the LED to the right of the browse button to start and stop logging if
9. the control by dragging the slider by clicking the yellow line by clicking the triangles at the end of the yellow line by clicking the blue arrows in the digital field or by typing in a value in the digital field As you move the control the red interpreted bottom Level in the Data Plot graph updates interactively Compare the shape of the interpreted Level with your visual interpretation of the bottom in the SediMeter Backscatter Intensity graph Graph controls A number of controls are common for two or more graphs They are explained here Graph cursor The two large graphs have graph cursors One cursor is defined for each graph in a light yellow field the cursors are named A To the right of the cursor name and icon there are columns for the cursor s current X position Y position and in the case of the intensity graph the Z value at that point If the cursor is not visible in the graph right click the cursor in the cursor control and select Bring to Center To be able to drag the cursor in the chart make sure the cursor symbol is selected in the Graph Palette see below You can also move the cursor by clicking on the diamond shaped controls to the right of the cursor control The cursor for the line graph will snap to a line Right click on the cursor in the cursor control to bring up the context sensitive menu and select which line to snap to SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 22 OF 31 LINDOR
10. you entered a filename in the Monitoring tab of the SediMeter Control window this field will be populated with that data To view data select a SediMeter NetAddr in the top right corner of the window To turn monitoring off use the Monitoring menu it cannot be turned back on A measurement interval of less than 5 seconds although possible to enter risks depleting the LED capacitor thus decreasing the light output and compromising the measurement accuracy Other factors to consider are the duration of burst sampling and the time it takes to download the data from all the SediMeters in the network ca 0 5 s per instrument in transfer time plus the time it takes the computer to process the data this depends also on other processes running in Windows SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 6 OF 31 Lindorm Inc User Interface Description SediMeter Control window When starting the application the SediMeter Control window appears The Connection tab is open and the other tabs are inaccessible Front panel objects Connection tab Serial Port pull down menu Select the COM port the SediMeter is connected to Use the Refresh option if you connect a SediMeter when the application is running Interface switch Select USB default or RS 485 depending on how SEDIMETER SOFTWARE MANUAL DOC you have connected the SediMeter If you select RS 485 a new control will open Baud Rate However at the moment
11. EFFICIENTS WINDOW sccsssscessecssscessscessecessecessecesscecsecessecesecesseccaseessecessecessecenees 28 AA Slaseiesessbacesascbesesaseeasegissesscsadbeseseasuads ascends sessusiesouseessSzeesn 28 Mens tic a e teased cee died 30 SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 3 OF 31 LINDORM COM Insert the CD and follow the instructions Do not change the default directories as 1t may prevent the software from working properly You will get warnings that the software has not being certified this is normal it would be cost prohibitive to certify the software since every time a minor update was made it would have to be re certified Installing USB drivers Locate the setup file identified in the ReadMe document and double click it Again you may get warnings at least under Vista that the drivers have not been certified this is normal USB drivers are not required for using the software with SediMeter instruments that do not support USB SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 4 OF 31 LINDORM COM Preparing a SediMeter for deployment as stand alone logger L 0 N O M E WH so 11 12 13 14 15 16 7 Connect the SediMeter to the computer using either USB or RS 485 Start SediMeter exe Select the virtual serial port that the SediMeter is connected to e g COM1 Select the connection type USB or RS 485 Click Open Connection If RS 485 enter the NetAddr of the SediMeter in Send To if U
12. FTWARE MANUAL DOC 2008 02 26PAGE 27 OF 31 LINDORM COM entered in the SediMeter List window this example shows an empty window sorry about that Click OK to close SediMeter Calibration Coefficients window This window is for editing the calibration coefficients with the help of which the measured voltages are converted to real world physical units Only the temperature calibration is not done here as the conversion parameters are programmed into the LogDator The right half of the window contains a list of calibration coefficients only one of which is visible at a time The left half contains a table to facilitate editing the coefficients The table of KABC coefficients can also be exported and imported as a tab delimited ASCII file It can thus conveniently be generated in a spreadsheet application and imported here The two buttons in the middle of the window allows data to be copied back and forth from the KABC table Front panel objects KABC table This table contains 4 coefficients K A B C for each OBS 1 is the lowest 36 the highest closest to the logger This table is a help for editing and it is not part of the calibration coefficient list Use the yellow buttons with lt lt and gt gt signs to copy the data between the KABC table and the currently visible calibration record to the right SediMeter Calibration Coefficients table This is a 1D table of the calibration coefficient data cluster Use the hori
13. LINDORM COM SediMeter Software Manual ver 1 0 1 SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 1 OF 31 LINDORM COM Document Scope This is a user manual for the SediMeter software version 1 0 It is intended as a reference to assist users in getting the most out of the software It is however not exhaustive as the application inherits many features and shortcuts from its development platform LabView that are not documented here Right clicking on different parts of the user interface brings up context sensitive menus that provide a wealth of options that are beyond the scope of this manual to document Document Version Rev 1 0 2008 02 26 Software Scope SediMeter ver 1 0 is the communication and data management application for SediMeter models in the 2 generation They have model number SM2 and a 4 digit serial number e g SM2 0001 SM2 comes in different versions identified by a letter and some software features are not supported in some of the versions Only version 2A supports all features Supported Operating Systems The application has been tested under XP SP2 and Vista but is designed to also run under Windows 2000 Drivers The communication with the SediMeter instrument can be either by USB or RS 485 or both depending on model in the SM2 family To use USB the drivers from Silabs have to be installed To use RS 485 the computer must have either a RS 485 port or an adapter e g a USB to RS 485
14. M COM Graph Palette In the bottom right corner of each graph there is a palette with three choices cursor magnifying glass and a hand for dragging The magnifying choices are from left to right on the first line Zoom in in both dimensions zoom in in the X dimension zoom in in the Y dimension On the second line Fit all data to the graph zoom in to the point of clicking zoom out around the point of clicking Changing X and Y axis scales The X axes all have auto scale as default To be able to zoom in in the X dimension you must first turn off auto scaling Right click on the graph to bring up a menu where you can turn off AutoScale X The intensity graph has manual scaling on the Y axis from 0 to 36 If you happen to change the scale and want to restore it simply select the lowest value and type in O then select the highest value and type in 36 Click in a neutral part of the window to exit edit mode and enter the changes The Data Plot has double Y axes To turn AutoScale on or off on either one of them you must right click on one of the scale values of the scale in question Other features You can change the legend color line type etc and edit the names in the legend The intensity chart can be exported as an image by using the Copy Data command in the context sensitive menu The exported image includes all items that presently are visible You may wish to turn off the Graph Palette and the Cursor Legend prior to
15. SB leave it as O Click on the Setup tab Enter start time in UTC to any time within the next 24 hours 00 00 01 lt hh mm ss lt 23 59 59 Enter measurement interval 00 00 05 lt hh mm ss lt 23 59 59 Optionally enter burst sample interval in units of 1 32756 s and count from 0 for none to 84 making sure that the burst sampling is finished at least 1 s before the next measurement starts a too tight margin results in temperature readings that are too low since the reference voltage has insufficient time to stabilize Click Set to send the settings to the connected SediMeter to verify that the settings were implemented click Get to read the settings back the time difference indicator should now show 0 Click the Special tab Select Log Mode Click Set Click the Connect tab Click the Connect button to free the COM serial port Disconnect the SediMeter A measurement interval of less than 5 seconds although possible to enter risks depleting the LED capacitor thus decreasing the light output and compromising the measurement accuracy SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 5 OF 31 LINDORM COM Setting up real time monitoring l Ze E a a 10 11 12 13 14 15 16 17 18 19 20 Connect the SediMeter s using RS 485 Set each SediMeter to RS485 mode by using the NavPin or by clicking the Reset tact switch on the printed circuit board Start SediMeter exe Select the serial
16. a result Another reason for timing errors may be that the computer has been busy with some other process whether caused by the operating system the user or something else Note that this application is multi threaded and that the user interface and the monitoring run as different processes why it benefits from being run on a dual core computer If the SediMeter does not respond in time an error is generated with a dialog This may happen if the SediMeter List contains a NetAddr of a SediMeter that is not connected or which for some other reason has stopped responding Menus File menu Export This item is not active Close Ctrl W Closes the window This item is not active during an ongoing monitoring First stop the monitoring in the Monitoring menu The window will not close until the present monitoring loop has finished the duration of which depends on the interval you have set if you have a very long interval you may be better of quitting the application in the SediMeter Control window rather than waiting for this Edit menu Cut copy and Paste work as previously described SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 26 OF 31 DTindnry PFP Lindorm Inc LINDORM COM Monitoring menu This menu has one item It reads Off and is dimmed in post processing mode It reads On and is active and selected in real time monitoring mode On Off To turn off monitoring de select this item Note that the application
17. a single record SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 15 OF 31 Lindorm Inc LINDORM COM Record selector Use this to step through the records from one and the same SediMeter To find the last record right click in the white field to open a context sensitive menu and select Show Last Element SediMeter selector Use this to step through synchronous records from different SediMeters such as created by an RS 485 monitoring network Cluster indicator Each record is a cluster of various elements This is an indicator meaning that the data are not editable The only possible edit in this window is to remove records from both ends see below This is by design so as to preserve data integrity The content of a data record is described in the following NetAddr The NetAddr of the SediMeter Unless the user has changed it temporarily this is related to the serial number serial numbers 001 251 501 etc NetAddr 1 serial numbers 002 252 502 etc NetAddr 2 and so on Flags These 8 binary flags indicate the setup and options of the SediMeter If the last one LSB equals 1 the time is UTC otherwise it is in some local time zone Start Time This is the time of the start of the measurement Temperature cK The temperature measured by the built in sensor in cK centikelvin Divide by 100 and subtract 273 15 to convert to C degrees Celsius Battery mV The voltage meas
18. actual document is C Lindorm SediMeter www SediMeter html provided that C is the Windows volume You can edit that document in a text editor to put in your custom information before and after the SediMeter Data window Window menu The content of this menu is a list of the currently open windows of the application Note that in some cases you may need to close one window in order to access all features of another window Help menu Show Tip Strips Ctrl T Turns off or back on the tip strips that appear when you idle the mouse above a control or indicator They are on by default Show Context Help Ctrl H Turns on or back off a context sensitive help window It displays more in depth help about the items you idle over with the mouse than the tip strips provide This is off by default About Shows the About window Click anywhere in it to close it sm2 file window This window gives access to the raw data files type sm2 You may close this window but the data set remains in memory until you open another dataset download another data set start real time monitoring or close the application Front panel objects An sm2 file may contain data from a single SediMeter or from an entire SediMeter network of up to 255 SediMeters For each SediMeter there is one record per measurement This creates a 2D matrix of measurements which occupies the main portion of the front panel The right hand side of the window represents
19. copying the image You do that by bringing up the context sensitive menu right click and de select them under Visible Items The other graphs can be exported as a simplified image better for including in a report in a similar way Each graph also has a Scale Legend although it is off as default The scale legend provides a graphical user interface for setting AutoScale to scale to data once and for accessing menus for changing a number of settings of the graphs The line graphs have an Annotation feature Right click on a line to bring up a context sensitive menu with Create Annotation as one choice After you have created it you can change its color and other attributes This may be used for marking in the graph when certain things happened such as taking a calibration reading with another method Data Plot This graph plots temperature turbidity and bottom level If the sensors are present for it 1t may also plot depth visible light wave period and wave height where the latter two are estimates based on burst sampled pressure readings The level is estimated based on the SediMeter Variable and Bottom Definition presently selected There is a possibility to manually edit spurious data points in the Bottom Level pane see below SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 23 OF 31 LINDORM COM The turbidity is estimated as the median of the top 6 OBSes This variable is plotted on the right hand side Y axis all the ot
20. dicators do not change automatically click CHECK if you wish to double check that erasing was successful Note that there is no Undo on the Erase command Be careful not co click it by mistake since it does not ask for confirmation before executing Special tab If you are connected to a network of SediMeters by RS 485 be extremely cautious with changing these settings as you risk disconnecting a SediMeter in such a way that you would have to retrieve it to the surface to re establish communication SediMeter Mode control indicator Select the mode for the SediMeter RS 485 is only on in RS485 Mode Self timed measurements only take place in Log Mode As an indicator this shows Connection l Setup l al l the mode of the connected SediMeter a Special If the setting is changed wile connected by RS 485 the connection will be lost if the SET button is subsequently clicked m SediMeter Control Lay File Edit Data Window Help RS 485 Baud Rate control indicator At present only 9600 baud is supported and always 8 data bits 1 stop bit and no parity If the setting is changed wile connected by RS 485 the connection would be lost if the SET button was subsequently clicked Yellow SET button Clicking this button sends the values of the mode and baud fields to the SediMeter selected by the Send To field or to the entire RS 485 network if Send To equals 0 GET button Reply From 2 SendTo Jo Clicki
21. e path control field gets its initial value from the Save to File field under the Monitoring tab in the SediMeter Control window It is also possible to change the value in this window either by writing or using the browse button File Edit Monitoring Map Window Help 2008 02 26 16 17 08 UTC Turbidity FBI 2008 02 26 16 06 47 3612 2 2008 02 26 16 08 47 X 3567 8 2008 02 26 16 10 47 3704 3 2008 02 26 16 12 47 3694 7 2008 02 26 16 14 47 4466 0 SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 25 OF 31 LINDORM COM Writing to File control Green LED When the window opens the logging to file is off Click the leftmost of the three LEDs over the Log File field to turn logging on or off Monitoring indicator Green LED The central of the three LEDs is an indicator for monitoring To turn off monitoring use the Monitoring menu Timing error indicator Red LED The rightmost of the three LEDs is a warning for timing error This turns red if the application is unable to issue a Measure Now command in time Timing errors are typically caused by not using a sufficiently large Interval in relation to the burst sampling and the number of instruments on the network In the illustration above the Interval was set to 1 minute but data could only be read every second time Note how the rightmost time on the graphs do not agree with the computer time above the graphs as
22. elp menu The content of this menu is as previously described SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 31 OF 31
23. etup tab default values will be shown in the fields Start Time Interval Burst Rate and Samples You can edit these values Whatever is in these fields when you click SET see below will be sent to the SediMeter s When you click GET see below the present setting of the selected SediMeter is retrieved and presented in these fields Start Time control indicator The start time for self timed logging in the format hh mm ss The next time that the SediMeter clock reaches this time and it is in Logging Mode it will start logging Each time a measurement is made this setting in the SediMeter will be increased by the amount specified as the Interval Example If the time is 15 30 on a Monday and you want the SediMeter to start logging at 00 00 on Wednesday enter 00 00 00 in this control and set the SediMeter to Sleep Mode Then some time on Tuesday between 00 00 01 and 23 59 59 change the SediMeter mode to Log Mode Interval control indicator The interval between measurements in hh mm ss The minimum value you can set is 1 s However the capacitor that provides the SediMeter sensor with power needs at least 2 seconds to re charge if fed by the standard two 3 6 V batteries Use short measurement intervals at your own risk If the white LED shines visibly less bright at the second and following measurements the interval is certainly insufficient Burst Rate control indicator The interval between sampling of the two optional sensors wit
24. he RS 485 link are not iaa supported for any action on this tab Download Data and Erase Memory Checking the memory usage SediMeter Memory Usage A number of controls and indicators work together for checking the memory creck Total Records 936 New Records 0 Next to Read 936 ml Save to File C Lindorm SediMeter MyData sm2 CHECK button Click this at any time to request information from the SediMeter and update the associated indicators this command is never sent automatically 4 SediMeter Memory Usage indicator This refers to the 2 MB 4096 records of 512 bytes each built in memory Blue color indicates new data Getnem f cea f whereas red color indicates read data Data may be marked as read by several ways By being downloaded oscara Erase read by being discarded from this tab see below by the SediMeter being Reset using the Reset button Reply From j2 Send To lt J 0 on the PCB or by being without power for a number of minutes or by using the SediMeter NavPin user interface to mark it as read Total Records indicator The number of 512 byte records currently in the internal memory Since memory is being used in a round robin fashion there may be room for new data even if this shows 4096 New Records indicator The number of records that have been recorded but not yet marked as read When this value reaches 4096 the memory is considered full and t
25. he SediMeter will cease measuring SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 10 OF 31 Lindorm Inc LINDORM COM Next to Read indicator This is a pointer maintained by the SediMeter to the next record that has not yet been read with a range of 0 to 4095 Save to File control The full path and file name including extension for where to save data to be downloaded Although you may type in the path and filename it is probably easier to use the browse button with the folder icon on it Enter a path and file before clicking on any of the download buttons below this field Get New button Clicking this button downloads the new un read records from the selected SediMeter to the indicated file Download starts with the record that is Next to Read After the download is finished a new window opens with the raw data There is no need to click Save in that window the data has already been saved to the file so you may just close it after verifying that the data has arrived as expected Get All button Clicking this button downloads all records from the E SediMeter Control selected SediMeter to the indicated file Download starts with the first record number 0 After the download is finished a new window Monitoring l Special l opens with the raw data There is no need to click i Save in that window the data has already been saved to the file so you may just close it after verifying Download Data and Erase Memory that t
26. he data has arrived as expected SediMeter Memory Usage If the memory has been recorded in a round robin fashion the file generated will not contain data in a cec Total Records 936 File Edit Data Window Help Connection Setup Download strict chronological order It is possible to restore E EA gt order by making a copy of the file and deleting the Ea older end from one and the newer beginning from ee the other Save to File C Lindorm SediMeter Discard button MyData sm2 4 This marks all records in the SediMeter memory as read It does so by changing the next to read pointer to the same value as the internal next to write pointer thus simulating a Reset Use this button to discard data without erasing the memory The internal memory is flash and it has a limited lifetime in terms of read and write cycles To prevent ReplyFrom 2 SendTo o premature failure of the first page of memory the SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 11 0F 31 Lindorm Inc LINDORM COM round robin memory method may be used It is very unlikely that the lifetime will be reached in this application anyway so this is just an added precaution Erase button This erases the built in flash memory or rather the data in it A red indicator appears during the erasing When done which takes around a minute the red indicator turns green see illustration As mentioned the memory usage in
27. hers are using the left side Y axis Bottom Level This is a 1D list of interpreted bottom level in cm The index is the record number starting at 0 As long as the button is green and says AUTO the automatic bottom tracing function is active Clicking the button so it turns blue and reads MAN turns off the automatic feature Changes in SediMeter Variable and Bottom Definition will have no effect on the bottom curve when this is set to MAN In this setting the values for each individual point can be edited so as to remove erroneous values caused by artifacts in the data Note that if you click the MAN button and change to AUTO mode you loose all manual edits If you wish to save them do so before going back to Auto see export method below Export Data tab This tab contains a table with data It is essentially the same data as in the Data Plot graph but with battery voltage added SAVE button Click the Save button for saving a tab delimited ASCII file with the data in the Export Data table 3D View tab This tab contains an Active X control showing a 3D view of the SediMeter backscatter data The variable shown is the one presently selected by the SediMeter Variable control see above Dragging with the mouse changes the point of view Dragging with the Alt key depressed zooms in and out Dragging with the Shift key depressed pans the image NOTE This control is very processor intensive If there are many records in the file yo
28. hin one and the same measurement The unit is 1 32768 s the rate of the SediMeter clock crystal The range is 2 lt Burst Rate lt 65535 Samples control indicator The number of burst samples to take per measurement The range is 0 lt Samples lt 84 Frequency indicator This indicator converts the Burst Rate value to a frequency value in Hz The range is 16384 Frequency 0 5 corresponding to the Burst Rate range given above SET button When clicking this button the SediMeter selected in the Send To field is programmed with the values presently in the Computer Time Start Time Interval Burst Rate and Samples fields If using the RS 485 protocol with more than one SediMeter is connected selecting O in the Send To field causes all connected SediMeters to be exactly synchronized by this command SEDIMETER SOFTWARE MANUAL DOC 2008 02 26 PAGE 9 OF 31 Lindorm Inc LINDORM COM GET button When clicking this button settings are downloaded from the SediMeter selected in the Send To field which may only be left as 0 if using USB The SediMeter Time Start Time Interval Burst Rate Frequency Samples Reply From and dt s are all updated as a result Download tab This tab deals exclusively with the built in 2 MB flash EN SediMeter Control J memory For memory card operation refer to the SediMeter Instrument Manual File Edit Data Window Help The Send To and Reply From fields work as before Broadcasts over t
29. ime that the computer is set to in ISO style format and in the UTC time zone corresponding to GMT the time at 0 longitude The SediMeter also uses the UTC time zone although there is an option for setting the local time zone in the instrument there is presently no software control for changing that setting SediMeter Time indicator This indicator is dimmed until the time has been read from the SediMeter Changing the Send To selector dims it again dt s indicator When the SediMeter clock is read the difference compared to the computer clock is calculated and the number of seconds is shown in this indicator A positive value means that the SediMeter is ahead of the computer clock The SediMeter time may be set to within 0 02 s by this software but due to drift the difference increases with time You may want to record this value when downloading data You can click the end values and change them to adjust the scale e g from 1 to 1 s if required SEDIMETER SOFTWARE MANUAL DOC F SediMeter Control File Edit Data Window Help dt s l 2008 02 23 15 37 57 UTC 10 SediMeter Time 2008 02 23 15 37 56 UTC 0 Start Time Interval l 18 00 00 00 05 00 10 ll may E mapi ddd BurstRate Frequency Samples t 16384 12 00000 pz 184 y f Reply From f2 Send To 10 un th 2008 02 26 PAGE 8 OF 31 LINDORM COM Dual function controls SediMeter indicators When you open the S
30. in accordingly A logarithmic scale has a greater dynamic range and can give useful values also in low light situations A linear scale gives better resolution in high light situations which may be more useful for measuring incident light available for photosynthesis Coefficients control The meaning of these coefficients depends on the equation chosen Refer to information about the optional sensor in question Unit control The real world unit of the value after conversion The options are kPa hPa Pa and m for the pressure sensor m refers to meter water column i e m depth and 1x lux for light intensity File indicator This field gives the path and filename of where you last saved the calibration file using the Save As menu command When using the Save menu command this is the file it will be saved to Close button Closes the window Hitting Enter on the keyboard also activates this button The calibration coefficients remain in memory but not the KABC table data it gets repopulated with default values each time the window is opened Menus File menu Open Ctrl O Use this for opening another calibration file than the default one the file C Lindorm SediMeter SM_Calibrations smcc assuming C is the Windows volume is opened automatically on application launch The file to open must be of type smcc SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 30 OF 31 LINDORM COM Save Ctrl S Saves the calibratio
31. indow menu As previously described Help menu As previously described SediMeter Data window This window is the main human interface for the data The same window is used for presenting pre recorded data and for real time monitoring Front panel objects SediMeter NetAddr control This control selects from which SediMeter to plot data Even if the data file only contains data from one SediMeter you should still use this control as the first action since that causes the data to populate the indicators SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 20 OF 31 Lindorm Inc LINDORM COM SediMeter Backscatter Intensity graph This graph shows the SediMeter data with time on the X axis OBS detector on the Y axis and signal level as color The color scale is indicated on the Z scale ramp to the right of the graph itself The color scale is editable Move the mouse over a scale marker e g 1 250 When the cursor changes to a double arrow you can drag the scale marker up or down You can also right click it and change its color If you drag from the end markers you get new intermediate points Out of range values are as a default black on the negative side and yellow on the positive side Left click those fields to change the out of range colors Undo button Resets the color scale of the Z scale ramp to the default This button is only active when the scale is 0 2 5 V see below Note that the out of range colors are not cha
32. n Ctrl O Use this to open a previously created sm2 file Merge CtrlM This is currently not in use O Save Ctrl S Saves the current data to the same file SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 17 OF 31 LINDORM COM as last time Use this to save the data after removing any records that represent measurements before the instrument was deployed or after it was retrieved Save As Opens a browser dialog for picking a new path and file where to save the current data Import LogDator File Use this for importing data from an 1d2 file which is the file format created by the SediMeter when storing data on an MMC or SD card refer to the SediMeter Instrument Manual for instructions on how to record on memory cards Export Text File This command exports the SediMeter data table as a tab delimited ASCH file in decimal not hexadecimal number format Column one is the 16 bit value when the LED is off column two is the value with the LED on Row one is OBS 1 row 36 is OBS 36 of the first measurement of the first SediMeter If there are more than one SediMeters in the file the first measurement of the other SediMeters are first output before the second measurement of the first SediMeter These successive data are output in the following rows so that generated file will have 2 columns and 36 number of SediMeters number of measurements rows Close Ctrl W Closes the window
33. n table to file If the File indicator field is empty it gets saved to the default location C Lindorm SediMeter SM_Calibrations smcc otherwise it gets saved to the file in the File field Save As Opens a browser allowing the calibration table to be saved under a new name or in a new location The full path will appear in the File field after the save and become the target of future Save commands Import KABC table Use this for importing a tab delimited ASCII file a text file a common extension being txt with 36 rows in 4 columns corresponding to the KABC table on the front panel The table may conveniently be generated in a spreadsheet program Tip Use the gt gt copy button to populate the coefficient table from the KABC table after importing Make sure you have the correct coefficient table visible when you click the gt gt button Export KABC table Exports the contents of the KABC table as a tab delimited ASCH text file that may be opened in a spreadsheet program for instance Tip Use the lt lt copy button to populate the KABC table from the coefficient table before exporting Close Ctrl W Closes the window The calibration coefficients remain in memory but not the KABC table data it gets repopulated with default values each time the window is opened Edit menu The Cut Copy and Paste items function as previously described Window menu The content of this menu is as previously described H
34. nable to communicate until they are reset or their NetAddr is changed using the NavPin or USB RESTORE button This presently disabled button is intended for reverting several SediMeter settings to their factory defaults Monitoring tab This tab contains a checklist of things to do to start real time monitoring There is only one control Save to File control Select path and file for where to store the data collected during real time monitoring Click on the Browse button or type in the path and file name Menus File menu Open Ctrl O Opens a window called untitled sm2 without any data see sm2 window below Use the menus in that window to actually open a data file SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 13 OF 31 LINDORM COM Exit Ctrl Q Quits the application Edit menu Cut Ctrl x Removes the selected text from a field and places it in the clipboard Copy Ctrl C Creates a copy of the selected text in the clipboard Paste Ctrl V Creates a copy of the text in the clipboard in the selected field at the place of the insertion cursor Raw Data Opens the sm2 window see below with the data presently in memory If there are no data in memory it opens as untitled sm2 just as if selecting File gt Open Calibration Coefficients Opens the SediMeter Calibration Coefficients window see below SediMeter List Opens the SediMeter List window see below E Mail Alerts
35. ng this retrieves the mode and baud rate setting from the selected SediMeter and updates the respective fields SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 12 OF 31 LINDORM COM New NetAddr control In the extremely unlikely situation that you have two SediMeters that will be used on the same RS 485 net and they have the same NetAddr in hardware you can override the hard programmed NetAddr temporarily until the next SediMeter Reset this change can also be made using the NavPin and SediMeter display To use enter the new and unique NetAddr here range 1 lt NetAddr lt 255 but since no SediMeter has a hardware NetAddr higher than 250 we suggest you use 251 lt NetAddr lt 255 Red SET button Click to temporarily change the NetAddr in a SediMeter The usage depends on how you are connected as follows USB Enter the New NetAddr and click SET The Reply From will say 0 since no reply is sent Click the green GET button to update the Reply From field and verify success RS 485 Enter the New NetAddr in the appropriate field enter the old NetAddr in the Send To field and click SET The Reply From field will say 0 since no reply is sent Enter the new NetAddr in the Send To field and click the green GET button to update the Reply From field and verify that communication works WARNING If you issue a change NetAddr command with 0 in the Send To field every connected SediMeter will get the same NetAddr and you will be u
36. nged by this command File Edit Monitoring Map Window Help 2008 02 21 15 25 00 2008 02 21 15 26 00 2008 02 21 15 27 00 2008 02 21 15 28 00 2008 02 21 15 29 00 2008 02 21 15 30 00 2008 02 21 15 31 00 SediMeter Variable control Use this control to select which parameter to plot in the intensity chart The options are as follows SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 21 OF 31 LINDORM COM Item Meaning Range Uoff voltage with the IR LED off 0 2 5 V Uon voltage with the IR LED on 0 2 5 V RAW signal after correction for internal reflections and background light 0 2 5 V FBU FBU RAW K formazin backscatter units auto PPM PPM a FBU q a and q are the PPM coefficients auto dU dU Uon Uoff 0 2 5 V PPM coefficients control These coefficients are used to estimate the sediment concentration in PPM according to the following equation PPM a FBU The values of a and q have to be determined empirically for each specific case The default coefficients are just examples that may give results that are off by an order of magnitude Bottom Definition slider and digital control This control tells the software what to use as the definition for bottom It operates on the variable that currently is selected by the SediMeter Variable control Its range corresponds to the Z scale ramp range Maneuver
37. s STEP BY STEP INSTRUCTIONS vssssssssssscosssssssastssasnsesssecosadesssasscossssestesesssssssasssssadacosisesesusssssadesdsasesssdiesesasocussioes PREPARING A SEDIMETER FOR DEPLOYMENT AS STAND ALONE LOGGER cccscsssscessscsssscssescssesesscsssscssscsscsceeeess SETTING UP REAL TIME MONITORING cccsscsscssescssescsssscssescsscsssscsssscsssscsscsesscsessesssscssssessssesscsesscssssessssessesesscsseseeess USER INTERFACE DESCRIPTION casos iii SEDIMETER CONTROL WINDOW as Front panel objects sscssescesvessececssecoessensusvecenssescessecessecesevecessecsessscessveceseseessscesssecsueecensseceessesesesesserscseresese DU La IRA RR RR E RA 13 Y PIDO AA O AA 15 Front panel ODjeCHS ssssescessececssecnevscnesseosssosenssscsssenessecssseecensseceessscssseessssecessssecssseesssessenseceessseeesseessseeses 15 MENUS co lola ice less 17 SEDIMETER IST WINDO Nit ocen do Meo AAEE EA 19 Front p nel objeti iia aller entesiecbeda 19 NAAA COREE ET a PEPE PTDE FETED TSE EDEL SET A ERE DERE DT EEETES MEET EE rTEoS TET ERT TERED TTEE DETTE Tre THE Te reve TTSET Pee TE Toee Terre eeer 20 SEDIMETER DATA WINDOW ccsccssscessscessecessecesscessecessecessecessecssscessecessecessecessecesscessscessecessecesseceaecessecensecensecenees 20 TONE PANCLODICCIS Sth reek ti tachs asta th cath tas teat tes h thresh sat oat cath A AES 20 NAAA O 26 MAPORSEDIMETERS WINDOW 35 s32525545525255455css00 coto iato cade cccoiint EE aa EAEN ENES 27 SEDIMETER CALIBRATION CO
38. u should be careful to click on this tab since it may make the entire window unresponsive which means that it may be difficult to click the Export Data tab to the foreground again Burst Samples The two smaller graphs in the bottom of the window are for the optional sensors on A6 and A7 Select which one of the two by the control Sensor Select unit Volt for raw and Real for converted with the control Unit Select which measurement to plot with the control Sample The indicator Start Time will show the time when the measurement started ca 0 5 s before the start of the burst sampling Burst Samples Time Domain This graph shows the measured value over time SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 24 OF 31 Lindorm Inc LINDORM COM Burst Samples Frequency Domain This graph shows the power spectrum of the signal V The estimated frequency of peak power is shown below the graph along with the estimated power of that peak Calculation The measured signal is passed through a 3 order Butterworth lowpass filter followed by a 7 term B Harris time domain window and an auto power spectrum function Controls and indicators for real time monitoring only Clock In real time monitoring there is a clock showing computer date and time in the top center of the window Log File control In the middle part of the right edge of the window there is a group of 4 objects related to real time monitoring The Log Fil
39. ured over the storage capacitor at the end of the measurement actually when the white LED is lit This is related to but not the same as the battery voltage since SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 16 OF 31 Lindorm Inc LINDORM COM there is a current limiting resistor in between If this value falls below 5500 mV measurements will still be made but the calibration will not be valid since the emitted IR light intensity is affected negatively Interval clockcycles The interval in 32768 of seconds for the optional sensors in the AlData table SMData A table with SediMeter data 2 columns with 36 rows The top row is OBS 1 1 e the lowermost optical backscatter detector The left column is the measurement with the LED off the right with the LED on The values are 16 bit hexadecimal values 0000 lt x lt FFFF where 0000 represents 0 V and FFFF represents 2 5 V The A D converter has 12 bit resolution by adding 16 measurements the number gets 16 bits AlData A table with optional sensor data 2 columns with 0 to 84 rows The top row is the first of the optional burst samples The left column is channel A6 usually pressure the right A7 usually light The values are 12 bit hexadecimal values 000 lt x lt FFF where 000 represents 0 V and FFF represents 2 5 V Status This indicator currently has no use LogData Path The full path and filename of the present data Menus File menu Ope
40. zontal scroll bar at its base to change record Each record consists of a cluster of the following data NetAddr The NetAddr of the SediMeter If a temporary NetAddr is used the temporary number must also be used here SediMeterlD A free text identifier of the SediMeter The model and serial number may for instance be used Valid From This calibration coefficient record will not be used for measurements before this date and time SEDIMETER SOFTWARE MANUAL DOC 2008 02 26PAGE 28 OF 31 Lindorm Inc LINDORM COM Valid To This calibration coefficient record will not be used for measurements after this date and time If you re E calibrate set an end date CE ES ES a of the old record equal to the start date af ihe Canepa EEE a E 3285 81 new one ES SSS I a 36 coefficients K A B 8343 6 0 30045 1 3880 0 20200 C E E E E A 2D table L EE o E corresponding to the CS EE EEE MES KABC table in the left half of the window The lower index selects column the upper one selects row Row index 0 corresponds to OBS 1 do pores Coefficient K is the eee factor used to convert es ee aa the corrected voltage to _6738 1 0 23426 1 38809 0 20200 FBU Coefficient A is the signal level in volt when the LED is on and the Ged SEE Ce Gee MEE MAL IE O instrument is deployed in clear water with no ambient IR light and no reflector within several decimeters Coefficients B

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