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MC8022 Covermeter

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1. The MC8022 has two measurement ranges High and Low Change range by pressing the right hand yellow button Range An indicator on the right hand side of the screen shows Hi or Lo The High range is more sensitive so it can measure greater cover depths When locating a bar or measuring Maximum cover 6mm 110mm 70mm cover you should normally 40mm 185mm 90mm use the High range to avoid missing deep bars However when trying to find the orientation of bars that are closely spaced try the Low range because it is less affected by nearby bars Set the bar size Cover measurement is only accurate if the bar size is known reasonably precisely If you Know the bar size press the middle yellow button BAR to set the value shown on the Cover depth page Pressing BAR selects the next available bar size In the picture the bar size has been set to 16mm Cover derth OS Slam e am 16mm iL 14 85 Hi To locate a bar and estimate its size automatically see Automatic bar sizing below this will set the current bar size to the measured value Quick bar location To quickly find the approximate position of a bar look at the top of the probe whilst slowly sweeping the probe over the search area The red bar indicator light flashes briefly when the signal detected from a bar is near its peak and this can be used as a quick guide to bar location For more precise location follow the procedure below K KO
2. and alignment is found read the cover as before n some situations an alternate method is useful to map out the Orientation of bars First sweep the probe in a straight line until you find a bar bar indicator light lowest cover maximum signal Mark this position Now perform a second sweep in the same direction but some distance from the first and again mark the bar position A line drawn between these marks gives the orientation of the bars Keeping the probe parallel to the bar orientation perform a third sweep to find the centre of the bar The location of parallel bars can now be marked by extending the sweep either side of the first bar Audio cover mode MC8022 has an audible indication te Menu of detection strength which helps Volume 5 to locate bars without having to watch the display To use Audio cover indication go to Settings select Audio and set Mode to Cover You can also adjust the volume from this menu a OW cover 45 A Fe Now when you sweep the probe over the search area you will hear a tone that increases In pitch as you get closer to a bar and reaches its highest pitch when the probe is aligned with the bar set the audio Mode to Off to stop the tone The MC8022 can be used to automatically calculate the size of covered rebar First align the probe with the centre line of the bar to be measured using the bar search process above Keeping the probe in the same po
3. used for a few months connect the charger for 1 2 hours before storing the instrument and then fully recharge the battery before it is used again To recharge the battery switch the instrument off and connect the supplied charger to the left hand connector on the instrument Charging the battery to 95 of capacity takes about 2 5 hours Leave the charger connected for 3 4 hours for a full recharge Only use the supplied battery charger Using any other type of charger may result in reduced battery performance or damage to the equipment Damage caused by using an unsuitable charger is not covered by warranty If the charger is damaged obtain a genuine spare part from Kolectric Research or your local agent Always replace the connector sealing cap after charging to prevent ingress of dust and moisture Setting the date and time MC8022 has an internal clock which is used to timestamp logged data The time date and display format 12 hr or 24 00 hr d m y or m d y can be set from Date and Time Display the Settings by pressing the red button three times Press the right hand yellow button VW to move down the menu until Date and Time is highlighted Press the middle yellow button SELECT to adjust the Date and Time Use the yellow buttons A and V to move up and down the menu and to change the selected setting When finished press the red button to return to Settings Setting the measurement unit
4. Kolectric Research Getting Started Maintenance Measuring Cover Automatic Bar Sizing Low Cover Scanning Custom Cover Tables Data Logging and Download Installing Download Software Specification Repair and Disposal Kolectric Research New Forest Enterprise Centre southampton S040 OLA UK Phone 44 0 23 8066 0127 Email sales kolectric com www kolectric com KOLECTRIC RESEARCH 12 40enm 30mm Be Function RANGE button labels Battery charger Probe amp connection Download connection Function buttons Power Mode button MICRO COVERMETER Probe cable Data log button Sole plate replace when worn Bar indicator light Controls and Display switch the MC8022 on by pressing and holding the red button until the display shows the instrument name and serial number The display quickly changes to show the normal controls and cover reading Cover derth 08 16am os Zimm LI Oo Hi CAL BAR RANGE Kolectric MC8022 sm 829001 issue 1 00 Press the red button briefly to change the displayed control page These pages are shown in turn Cover depth Normal display for measuring cover depth Bar size Automatic bar size measurement Data log Review logged data Settings Configure measurement logging audio and time amp date Page labels and menu items are shown in this manual like this Cover depth The three yellow buttons have different functions depending on which c
5. LECTRIC RES EAR CH Bar size Hi range Lo range CAL BAR RANGE Precise bar location and cover measurement Hold the yellow face of the probe flat against the concrete surface Move the probe over the surface whilst watching the cover depth display The probe is positioned roughly over a bar when the cover depth reading is at Its lowest Keeping the probe over the same spot rotate it around its centre When the lowest cover reading is seen the probe body has been aligned with the direction of the bar Now the bar orientation is known slowly sweep the probe keeping it parallel to the bar The lowest cover reading will now correspond to the center line Once you have found a bar and aligned the probe to it you can read the cover depth from the display f you want to log this cover reading press the yellow button on the probe This will record the cover depth bar size time and date and can be viewed on the MC8022 or downloaded to a PC later if required See Data logging below For maximum precision follow the same procedure but instead of watching for minimum cover look for maximum signal strength reading Signal strength is shown below the Cover derth 08 18am main cover depth readout in smaller Sum Zon numbers 1854 in the picture r ca a CAL BAR RANGE The signal strength reading is at its greatest when the probe is aligned with the centre line of a bar When this position
6. ate the probe Calibration must be performed every time you switch the instrument on To remind you the Cover depth display will show Omm 0 00in until calibration is performed Connect the probe cable to the connector on the right hand side of the MC8022 Align the white index marks on the connectors push the plug onto the instrument connector then turn the locking ring in the direction of the green arrow Press the red button to switch on the MC8022 Calibrate the instrument by holding River derth O08 17am the probe in the air at least 1m away 20mm from metal objects and magnetic Calibrating fields such as keys rings or coins a fluorescent lights mobile phones or computer screens CAL BAR RANGE Press and release the left hand yellow button GAL The instrument will beep when the button is pressed and beep again when calibration is complete The display changes to show 120mm Lo or 200mm Hi depending on the range selected Move the probe towards a metallic Cover derth O8 17am object and note that the cover display 200 201mm changes from 120 mm or 200 mm to a i smaller reading Hi BAR RANGE These simple checks confirm that the instrument is functioning and ready for use To get the best possible results calibration should also be performed periodically if you are making large numbers of measurements and especially before making measurements of deep cover Set the measurement range
7. cable into your PC s USB port Run the download software using the shortcut Kolectric MC802x download Click the Download button The logged data appears in the download software window To save the data to your PC click Save File and choose a suitable filename By default this will save all the downloaded data To save a specific range of data enter the first and last required record numbers before clicking Save File When all the data required has been downloaded and saved clear the Covermeter s memory by clicking Clear Log This removes all logged data from the MC8022 You can also set the MC8022 time and date from the download software The MC8022 Download Kit includes software to copy logged cover readings onto a PC using a USB cable If your MC8022 kit was not purchased with the download cable and software it can be purchased directly from Kolectric Research Kolectric download software is designed for Windows XP or Windows 7 You may need administrator rights to successfully install the software Ask your IT advisor if in doubt You must install the software BEFORE connecting the download cable Insert the USB memory stick into your PC Open the root folder for the USB disk and run setup exe Follow the on screen Instructions When the installation is complete plug the download cable into the right hand connector on the MC8022 disconnect the probe cable first Connect the other en
8. d of the cable to a USB port on your PC switch the MC8022 on The software creates a new program shortcut Kolectric Research Kolectric MC802x download Run this to start the software SPECIFICATION Cover Measurement Cover depth indicated is from the bar surface Performance meets or exceeds the requirements of BS1881 part 204 1988 when instrument has been tested and certified compliant by Kolectric Research and is operated according to this user manual Bar Size Cover Range Cover depth Accuracy 6 mm bar omm 108 mm up to 60 mm cover 1 mm 40mmbar 22mm 185mm up to 120 mm 2 mm up to 160 mm 3 mm over 160 mm 4 mm Automatic Bar Sizing Accuracy 0 5mm 1 5mm Resolution 0 1mm Minimum Cover 8 mm 22 mm minimum cover depending on bar size Maximum Cover 6 mm bar up to 60 mm cover 40 mm bar up to 80 mm cover Bar Resolution Bar resolution is dependent on bar size and cover Typical examples of resolution performance are shown Bar Size Cover Minimum Spacing 16mm 60mm 70mm 16mm 100mm 110mm 25MM 130mm 150mm Operating Parameters Operating Weight 800g instrument probe cable Operating Temp 10 C 50 C Battery Operation 20 hrs Battery Charger 110 240V AC Ingress Protection IP65 ani REPAIR AND DISPOSAL Repair There are no user serviceable components inside the equipment Opening the equipment voids any warranty f you damage your MC8022 or it malfunctions during the wa
9. ings will be deleted Press the red button to exit without clearing the log The Overwrite option can be used so that the MC8022 always stores the latest readings and automatically deletes older readings as new ones are logged Switch this option on to overwrite old data When Overwrite is switched off the MC8022 will stop logging when the memory is full protecting previous readings Logging Cover readings When measuring cover press the Shier terth o amp 20am yellow button on the probe to log the 35 current cover depth The instrument a beeps to confirm that the data has been recorded and the display briefly shows Log below the bar size 16mm Log 1504 Hi CAL BAR RANGE K KOLECTRIC RESEARCH Reviewing Cover readings To review logged data on the Data log 08 23am MC8022 press the red button to Cover 72 mm display the Data log page Bar 20 mm Or O08 14 O8 23 31 The display shows the latest recorded reading To see older readings press the right hand yellow button W to see newer readings use the left hand yellow button A Downloading The optional MC8022 download kit includes a USB cable and software to transfer logged data to a PC Follow the instructions in the next section to install it on your PC To copy logged cover readings to a PC first unplug the probe cable and connect the download cable to the right hand connector on the MC8022 Plug the other end of the download
10. ontrol page is being used The active function is shown on the display just above each button In this manual button labels are shown like this SELECT When changing Settings the left A and right W yellow buttons move up and down through the list of settings the middle yellow button is pressed to select a menu item SELECT or change a setting and the red button is used to move back to the previous menu K KOLECTRIC RESEARCH Switch the instrument off by pressing the red button for about two seconds until the screen shows the Settings display The first option in the list Switch off is highlighted Press SELECT to turn the instrument off The instrument can be switched off in any mode and will switch off automatically after 10 minutes if there have been no key presses Backlight The display is designed to be visible in normal daylight conditions For use in darker environments turn on the backlight Press the red button to display Settings then select Measurement Now select Backlight and use the middle yellow button to turn it on or off Charging the battery MC8022 contains a rechargeable battery that provides about 20 hours of typical operation When operating the battery indicator at the left hand side of the Cover depth display shows approximately how much charge is in the battery The instrument should be fully charged before first use in the field If you know the MC8022 will not be
11. required cover depth pressing and holding the button to rapidly step through the available cover range Press the red button twice to return to the Cover depth display Sweep the probe over the area to be checked An alarm is heard if a bar is detected with low cover Turn off Low Cover mode from the Audio menu when the search is complete The MC8022 can be used to assess cover over non standard bar pipes or other inclusions in pre fabricated structures This process requires preparation of a custom depth table and setting the measurement units to an arbitrary scale of 0 1000 Contact your Kolectric reseller for advice on using custom cover tables MC8022 can log cover readings as you make them so that you can review them later or download them to a PC Prepare for Data logging Before starting a new set of measurements prepare as follows Turn the MC8022 on Check the time displayed on the Cover depth page and make adjustments If necessary using the Data and Time menu in Settings The MC8022 can store 2000 readings It is good practice to regularly review or download the data you need and then clear the memory on the MC8022 First check that you have reviewed or downloaded any previous logged data that might be needed Data Lod menu Go to the Settings and select Data log verurite OFF Ll ear os Boe select Clear log the display will show Sure Select Clear log a second time and all stored read
12. rranty period please contact your reseller or Kolectric Research directly to arrange for assessment and repair Recycling MC8022 contains sophisticated electronics which include valuable materials which can be recovered by an appropriate waste electrical and electronic equipment WEEE recycling process The equipment is marked with the crossed out wheeled bin symbol to remind you to recycle the equipment separately from household waste Battery MC8022 contains a lithium ion battery pack This is designed to last the lifetime of the instrument and should only be replaced or removed for disposal by Kolectric Research a qualified service agent or an authorized WEEE recycling centre Further details are available directly from Kolectric Research Kolectric Research New Forest Enterprise Centre southampton 5040 9LA UK Phone 44 0 23 8066 0127 Email sales kolectric com www kolectric com
13. s Cover depth and bar size can be displayed in millimeters or inches to suit local requirements A third option is provided to display cover depth in arbitrary units 0 1000 This scale is used with custom depth tables To change measurement units go to Settings and then select Measurement Scroll to Cover units and press the middle yellow button to change the setting Measurement menu rs acklidg r Maintenance MC8022 should be kept clean using a damp cloth Do not immerse in water Do not use solvent or abrasive cleaners The bottom of the probe is protected by a replaceable yellow plastic plate This will wear as the probe is run over concrete t should be peeled off and replaced periodically to protect the main probe housing Self adhesive replacements are included in each MC8022 kit and spares are available direct from Kolectric Research Certification The MC8022 Covermeter should be tested for compliant performance periodically the recommended interval is 12 months Complete units should be packed appropriately and returned to Kolectric Research for testing and certification There are no user serviceable components inside the equipment and opening the equipment voids any warranty K KOLECTRIC RESEARCH Use the following process to measure cover 1 Connect and Calibrate the probe 2 Set the measurement range 3 Set the bar size 4 Locate the bar 5 Read the cover depth Connect and Calibr
14. sition press the red button to select the Bar size page Initially this will show the detected signal level You can adjust the position of the probe so that the reading is at its highest indicating the best alignment of the probe with the bar Now press the left yellow button SIZE to calculate the bar size When the process is complete the OS 19am display shows the bar size The 690 instrument will indicate if the target bar is too near or too far to complete the calculation If the bar is too near a plastic spacer can be used to hold the probe away from the bar Calculating SIZE SIGNAL Press the right yellow button Bar size OS 19am SIGNAL to show the detected level 16 4 again to repeat the process E Press the mode button to change back S ZE STGHAL to cover depth mode and note that the bar size shown in the top right of the display has been updated automatically ready for cover depth measurements 4 KOLECTRIC RESEARCH The MC8022 can be used to quickly check a large area for proper cover To use Low Cover Scanning configure the MC8022 as follows Press the red mode button to show the Settings page then select Audio Press the middle yellow button to change the audio Mode to Low cover Adjust the volume according to the Audio menu environment Yoluma a MERE Low cover OW cover 45 Move to the Low Cover setting and use the middle yellow button atin to select the

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