Lowell MAT-1 Data Logger User Manual Download

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Universal User Guide, Rev L, February 2022

Universal User Guide

for

TCM-x Current Meters,

MAT-1 Data Logger

and

Domino Software

Lowell Instruments, LLC
82 Technology Park Dr.
East Falmouth, MA 02536
www.lowellinstruments.com
Phone: 508-444-2616
Email: [email protected]

Summary of Contents for MAT-1 Data Logger

Page 1: ...well Instruments LLC Universal User Guide for TCM x Current Meters MAT 1 Data Logger and Domino Software Lowell Instruments LLC 82 Technology Park Dr East Falmouth MA 02536 www lowellinstruments com P...

Page 2: ...12 2 10 Convert Data 13 2 11 View Data 15 3 TCM Tilt Current Meters 17 3 1 Theory of Operation 17 3 2 Typical Tilt Current Meter Settings 18 3 3 Anchoring Guidelines 20 3 4 Other Deployment Considera...

Page 3: ...ost Recent Data 38 6 6 Current Logger Settings 38 7 Convert Files 39 7 1 Output Type 40 7 1 1 Discrete Channels 40 7 1 2 Compass Heading 41 7 1 3 Yaw Pitch Roll 41 7 1 4 Current Tilt Current Meter 42...

Page 4: ...hutdown 51 9 4 3 Replacing the Battery Desiccant 52 10 Trouble Shooting the Logger and Software 53 10 1 Firmware Updates 54 10 2 Resetting the device 55 10 3 Serial Number 55 10 4 Repair Policy 55 10...

Page 5: ...e clear Please feel free to contact us if you have questions 1 1 How to use this manual This user guide is intended for users of both the MAT 1 Data Logger and the TCM x Current Meters The TCM x Curre...

Page 6: ...laced in Applications for it to run 2 2 Connect to the Logger Remove the end cap of the logger by unscrewing it Connect the USB cable to your computer and connect the other end of the cable to the log...

Page 7: ...o start logging enabled disabled channels recording intervals start and stop times etc Open Domino and select the Setup icon to open the Setup File screen You will use this screen to create a setup fi...

Page 8: ...ts the drive will be labeled MAT_LOGGER It is essential that the setup file be named MAT cfg and be saved on the logger s SD card The logger will look for this file when you instruct the logger to sta...

Page 9: ...uary 2022 9 2 5 Communicating with the Logger When the logger connects for the first time it will be stopped Navigate to the Device tab The tab will show connection and device status Logger is not col...

Page 10: ...ger and will display sensor readings and logger information Follow these steps to start the logger 1 Set the logger s clock by synchronizing it to the computer s clock 2 Check the sensor readings for...

Page 11: ...drive may not eject this won t impact the function but do not try to open or modify the drive while the logger is running as this will cause problems Tip Check that your computer s clock is accurate...

Page 12: ...iption Copy the data file to a working folder on your computer Tip There are two reasons to copy your data file to a working folder rather than leaving it on the SD card The first is that by copying t...

Page 13: ...inary format that cannot be directly used by third party tools it must be converted to text first Switch to the Convert tab There are several format options but for this test simply click on Add File...

Page 14: ...tput files will be substantially larger than the binary file Large files may be difficult or impossible to open with some applications In the future if you have a large file you may want to use the op...

Page 15: ...a and the other will contain the temperature data Tip Always save a copy of the binary file It is tempting to delete the binary file once the conversion is complete but it is not a good idea The binar...

Page 16: ...Rev L February 2022 16 If you ve made it this far congratulations you know the basics This concludes the Getting Started section The remaining sections of this guide contain additional detail about th...

Page 17: ...position of the meter is not static Vortex shedding induces oscillation in the TCM Vortex shedding is normal and is factored into the calibration of the meter but it must be recorded In the field turb...

Page 18: ...ternate between rapid sampling and sleep mode Burst Logging allows for accurate measurements while conserving battery life For example a typical configuration would have the meter wake up every minute...

Page 19: ...mended for more energetic environments with waves Burst Duration This parameter sets the length of time that the accelerometer and magnetometer sample at the burst rate To obtain an accurate average t...

Page 20: ...urbulence 1 1 16 30 On Next Hour Until Stopped Recommended for areas near surf zones or other very turbulent locations 5 to 6 month typical battery life Increase burst duration to 30 seconds 3 3 Ancho...

Page 21: ...line or add chafing gear between the meter and the attachment point of the anchor A stiffer anchor line will increase the error of the instrument especially in low currents 7 Avoid attaching the TCM...

Page 22: ...g periods of low water TCMs are typically deployed on the bottom but can be used above the bottom by attaching them to a rigid pole or tripod Beware of bio fouling Barnacles plants and other microorga...

Page 23: ...t Lowell Instruments if you have questions about selecting a calibration file Most users will want make sure that the check box Average Bursts is selected It should be selected by default This can be...

Page 24: ...a thread locker is used be sure to use a plastic safe thread lock such as LocTite 425 or equivalent 4 2 Selecting a Velocity Range TCM 1 Only The TCM 1 may be configured to increase its sensitivity fo...

Page 25: ...ssumption and will add error to the measurements Waves are more of a concern for meters deployed near the surface Even when oversampling and filtering are used the meter will be more accurate in relat...

Page 26: ...ter towards the middle of dock to minimize motion from waves and dock loading Figure 3 Figure 1A 1B Recommended mounting method using dimensional lumber A hole is drilled through the end of the board...

Page 27: ...l through the bracket deburr the hole and knot on the back side Figure 2B top right If drilling through is not an option tie the lanyard short and tight against the mounting point Figure 2C bottom lef...

Page 28: ...nted to the float securely and the entire TCM will be continuously submerged for all conditions of waves and float loading No underwater obstructions Figure 3 Suggested mounting on a floating dock Met...

Page 29: ...Data Post Processing Data conversion for the inverted logger is very similar to conversion of binary data from a bottom mounted TCM The only difference is that you will select 3 ballast washers The i...

Page 30: ...ogger has several recording modes that allow you to customize the logger run for a specific application These options are defined below Deployment Description Operational Indicator Control Set Start a...

Page 31: ...for errors and cannot be controlled If the red LED is illuminated or flashing you should check the logger s status in the Device tab and consult the troubleshooting guide The green LED has two purpos...

Page 32: ...and the firmware version the LED may be on continuously or may be blinking but either way if the red LED is on the logger should be connected to a PC and the status message in the Device tab should be...

Page 33: ...il Stopped Recommended for locations with swells with a period of up to 10 seconds 10 to 12 month typical battery life Energetic Turbulence 1 1 16 30 On Next Hour Until Stopped Recommended for areas n...

Page 34: ...The magnetometer and accelerometer sensors may be recorded at up to 64 samples per second 64 Hz The maximum rate for the temperature sensor is 1 sample per second 1 Hz The magnetometer and accelerome...

Page 35: ...ted before it will be deployed or when the deployment has a known end time Start Recording Immediately When you select Start Running from the Device tab your logger will pause for a moment and then st...

Page 36: ...g until either the logger is stopped by the user the battery fails the memory card fills the file size reaches 7 39 GB or there is an error such as the memory card is removed which is impossible on on...

Page 37: ...isplayed here 6 2 Data and Clock Device Information This section displays information about the current state of the logger File Size This tells you how big your data file currently is SD Card Free Sp...

Page 38: ...le on the SD card If it finds a setup file it will check the start time and either start immediately or wait until the start time is reached If Stop Running is clicked the logger will stop taking meas...

Page 39: ...a file go to the Convert Files icon and you will see the following screen Always copy the binary file to be converted from the microSD card to your local drive prior to converting Add a binary lid fi...

Page 40: ...meter accelerometer and temperature data and outputs two separate files one for the accelerometer and magnetometer and one for temperature The only processing of the data by Domino is to apply calibra...

Page 41: ...down due to non static conditions If Burst Averaging is enabled the X Y and Z vector components are averaged and then the heading is calculated Heading Column Headings ISO 8601 Time Heading degrees T...

Page 42: ...ation files are specific to model numbers ballast washers and water type fresh salt Select the correct TCM model number of ballast washers and water type If the water type varies for example the meter...

Page 43: ...aging is enabled the X Y and Z vector components are averaged and then the cable attitude is calculated Cable Attitude Column Headings ISO 8601 Time Rotation from Level degrees Axial Rotation degrees...

Page 44: ...size These files are large but manageable by most systems However the text files that are produced during a conversion with Burst Averaging disabled are 6 10 times larger than the binary files depend...

Page 45: ...emperature channels are stored in the logger The calibration coefficients are applied when the binary data is converted to text data Domino includes an option to allow third party manufacturers OEM s...

Page 46: ...to the circuit board with the positive direction upwards from the microSD socket The Y axis is in the plane of the circuit board with the positive axis to the left of the USB connector as viewed look...

Page 47: ...ted approximately in the center of the logger The sensor has a low pass filter with a cut off frequency of 16 Hz which substantially reduces noise from 50 60Hz electromagnetic interference The sensor...

Page 48: ...wide variety of operating environments Minimal maintenance is required but care must be made to ensure that moisture stays out of the housing Salt water damages electronics Extra care should be taken...

Page 49: ...pring back out To re insert the card align the notch to the right and push the card back into the socket Do not eject the SD card while the logger is operating It is not possible to hot swap cards the...

Page 50: ...e batteries have very high energy density and are used in several common devices such as natural gas meters and automatic toll transponders Lithium thionyl batteries perform well in a wide range of te...

Page 51: ...ruments if you plan on using an alternate card for a critical deployment Storage operating temperature High temperatures will increase the self discharge rate of the battery Keep the logger below 25 C...

Page 52: ...instructions replacement batteries desiccant and tool kits are available from Lowell Instruments It is recommended that you replace the battery Before critical deployments where the prior deployment...

Page 53: ...reconnect USB cable from the logger Restart your computer Eject the card and use a card reader to check that card is not damaged or corrupt Windows reports that the MAT_LOGGER drive is damaged and nee...

Page 54: ...read and written to the card Logger started or stopped unexpectedly no errors Check that the logger s time and date were set to current time Reset the clock if necessary Contact Lowell Instruments fo...

Page 55: ...n the side of the case The serial number includes a date code in the first four digits with the format YYMM For example the code 2008123 is decoded as Year Month Number 20 08 123 10 4 Repair Policy Pr...

Page 56: ...Universal User Guide Rev L February 2022 56...

Page 57: ...cluding specifications software manuals FAQs firmware updates and application notes You may contact us at support lowellinstruments com or US 508 444 2616 Our mailing address is Mailing Address Physic...

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