Micro Manual
Contents
1. DC Power Connection Oe Figure A 3 Load Cell Connection The Load Cell is connected as per Figure A 4 below 4 Pin Load Cell Connector 1V Red 2 Signal ve White 3 3Signal veGreen mm Load Cell 4 Ground Black Figure A 4 13 Specifications Weight assembled kg Weight in case kg Dimensions assembled mm Case Dimensions mm Maximum Cone Index kPa kg Resolution kg Maximum Insertion Depth mm Interval Spacing mm Memory Capacity no of insertions Operating Temperature C Baud Rate Download speed bps Screen Resolution characters Battery Life mAh insertions Conforms to Standard ASAE 313 3 feb99 Cone Size dia mm area mm Shaft Size dia mm 2 65 4 4 431 X 1063 x 85 448 x 362 x 110 7500 100 0 03 750 25 50 10 75 9600 2X 16 900 up to 150 12 83 130 9 53 Copyright by Rimik www rimik com2. Down to change it by 25mm increments and press Enter Speed Abort Menu To setup the speed aborts enter the menu by pressing Cancel from the Start Screen scroll up or down until Speed Abort Menu is displayed and press Enter There are four settings Too Fast abort On Off Set Maximum Speed Too Slow Abort On Off and Set Speed Abort Delay Time For each setting press Enter The current setting will be displayed press Up or Down to change it and press Enter The maximum speed can be set from 1 to 15 metres per minute If the Too fast or Too Slow aborts are set to On then the MicroCP will abort an insertion auto matically if the set speed is exceeded The Speed Abort Delay Time is the time allowed for the speed to be over or under the set abort limit Please Note that to obtain ASAE standard 313 3 the Maximum speed of the obtained sample must be less than 2m per minute Setting Up for an Insertion After setting the Parameters check that the cone about to be used isn t worn out see Cone Wear below Attach the handles and tighten the knobs finger tight Assemble the 2 piece shaft onto the load cell just hand tight they will only go on one way Then before attaching the desired cone push the target onto the shaft Once the shaft cone and target are assem bled gently tighten the shafts to the load cell and the cone to the shaft They do not need to be really tight this will just wear out the
3. All menus and data is displayed on it Up The Up button moves up to the previous menu item or page of data If already at the first selection it will move to the last selection It also increments numerical values Down The Down button moves down to the next menu item or page of data If already at the last selection it will move to the first selection It also decrements numerical values Cancel Power off The cancel button is used to enter and exit the menu cancel a selection and go back to the previous menu In the Start Screen Figure 2 it also powers the MicroCP off when held down until the unit beeps eae Figure 2 Start Screen Enter Power on The Enter button is used to power the MicroCP on when pressed and held down until the unit beeps The button also enters a chosen selection and starts an insertion from the Start Screen DC Power Socket USB Connector Transducer Reset Switch Load Cell Load Cell Connector Figure 3 Rear Panel DC Power Socket This DC Power Socket is used to connect the MicroCP to an Ok F external battery charger to recharge the internal AAA batteries USB Connector This USB socket is used to connect the MicroCP to a PC to download insertion data to the supplied Retrieval Software Transducer The Ultrasonic Transducer is used to measure the distance to the target by sending and receiving ultrasonic waves Reset Switch The Reset Switch is used to force the MicroCP into
4. for a new one to be entered The LCD screen will display Target Height Use the Up or Down buttons to select the target height and press Enter if using the standard target ss this value should be set to 35mm Next the display will show Dist Cone gt Trans Use the Up or Down buttons to select the distance and press Enter if using the standard shaft this value should be set to 976mm Next you will hear the ultrasonic transducer operating emit ting a clicking sound hold the assembled MicroCP off the ground so that the target rests on the base of the cone as shown in figure A 2 The LCD screen will display Press Enter press Enter once the MicroCP is Figure A 2 12 steady Enter the distance using the Up or Down buttons to select the desired value and press Enter if using the standard shaft and target this value should be set to 970mm The LCD screen will display Dist Calibration Complete Checking the Load This function allows the user to check the load applied to the load cell Press Cancel from the Start Screen to enter the menu then use the Up and Down keys to scroll to Calibration Menu use the Up and Down keys again to scroll to Check Load Calibration and press Enter The load will be displayed in kilograms Checking the Distance This function allows the user to check the distance measured by t
5. spanners and the flats on the shafts and cone Just a nudge is all that is required to stop them coming loose Reverse this procedure to disassemble the shaft assembly Please Note it is recommended that the user regularly check that the cone and shaft assembly hasn t come loose in any of the assembly points when doing multiple in sertions There is always a chance the shaft assembly could come loose if this happens there is a much greater chance of the shaft breaking which may result in severe injury to the user Installing the Retrieval Software amp USB Serial Port Driver Insert the included CD into the CD DVD drive click on the Windows Start button and select My Computer Navigate to D where D is CD DVD drive and open it up Click on the Readme text file and follow the instructions Cone Wear Excessive wear to the cone will cause incorrect readings of the soil density profile A Cone Wear Guide has been supplied for the user to check that cone wear hasn t exceeded the limit for accuracy If the cone slips through the small hole see Figure 8 the cone must be discarded It is outside the 5 tolerance specified by the ASAE standard The cone wear guide also has cutouts for the user to check that the side of the cone is not deformed excessively as this can also give incorrect readings of the soil The cone should also be discarded if this check shows the sides are excessively deformed Figure 8 Cone Wear Guide Using the M
6. User Manual AAicro GP Gone Penetrometer Manufactured by Rimik 1079 Ruthven Street Toowoomba QLD 4350 Australia Ph 61 438 135215 info rimik com www rimik com 1 Warranty Term Subject to the conditions set out below Rimik warrants to the original purchaser that 1 1 The Product will be free from defects in workmanship and materials under normal use for a period of 1 year from the date of purchase 2 Warranty Conditions 2 1 This warranty covers all parts found to be defective in workmanship and or materials during the warranty period and will be repaired or replaced at the discretion of the manufacturer Parts replaced will not be returned Rimik International Pty Ltd will not be responsible for any costs in connection with freight or postage of replacement products or parts This warranty will be void and accordingly no claim of any nature whatsoever will be enforceable against the manufacturer if the product is not installed and operated ac cording to the printed instructions supplied with the product or if the product is sub jected to abuse neglect misuse or an accident The manufacturer and or distributor will not be liable for any incidental or consequen tial loss or damage arising from any cause whatsoever including but not limited to loss or damage arising from the installation or operation of the product and or the failure of any part for any reason whatsoever There are no warranties expressed or implied exce
7. constant speed of ing an insertion ceeded insertion Increase the max speed setting Insert aborted keep Maximum Load exceeded See Max Load exceeded data Maximum Speed exceeded See Too fast Minimum Speed exceeded See Too slow Too Close See Too Close Cancel button pressed Insertion doesn t com Distance not correctly calibrated Calibrate distance See Appendix plete Fault Battery charging fault detected Return to Rimik or approved dealer for battery replacement Low battery Battery voltage has fallen too Recharge battery low Maximum Load ex Maximum load of 100kg Try keeping a slower constant ceeded 7500kPa has been exceeded speed of insertion Soil too hard for MicroCP Memory full In built memory of 50 insertions Download data to PC and clear has been used memory No insertions recorded in mem Record insertion ory No load recorded Incorrect load calibration Calibrate load See Appendix Load cell not connected Connect Load cell This should not normally be disconnected Too close data not Cone below ground at start of Keep cone raised slightly to start saved insertion insertion Dirt or mud built up around cone Clear clumps of grass or dirt from Target not sitting on ground under target or around cone Foliage around shaft reflecting Clear foliage from around shaft ultrasonic waves Calibrate distance See Appendix Incorrect distance calibration Too Fast Maximum set speed of
8. h speci fies a minimum speed of 0 2 metres per minute and a maximum speed of 2 metres per minute the MicroCP has been included with the ability to enable speed abort alarms The abort can be disabled however an audible beeping will let the user know that the cone index values may not be an accurate representation of the actual soil density profile Set Clock Time amp Date Used to set the time and date since each insertion is tagged with the time and date Check Clock Time amp Date Used to check the time and date If the MicroCP has been off for more than about 1 or 2 weeks it will lose its time and date Calibration Menu As well as containing the settings to calibrate the load and depth measurements the calibra tion menu also includes checking both the load and depth in real time See Appendix page 12 Setting Up Power on To turn the MicroCP on simply press and hold the Enter button until the unit beeps The first thing it will display on the LCD Screen is the model version and serial number before changing to the Start Screen Power off To turn the MicroCP off simply press and hold the Cancel button while the Start Screen is displayed until the unit beeps and turns off The Cancel button will not turn the unit off in any other menu but rather it will go back to the preceding menu or exit back to the Start Screen Time amp Date Each time an insertion is made the time and date is attached to the inserti
9. he ultrasonic transducer To check the distance press Cancel from the Start Screen to enter the menu then use the Up and Down keys to scroll to Calibration Menu use the Up and Down keys again to scroll to Check Distance Calibration and press Enter The time of flight of the ultrasonic wave dis tance measured and the depth calculated will be displayed in microseconds and millimeters respectively Battery The MicroCP uses 2 900mAh AAA NiMH rechargeable batteries It allows up to 150 insertions The battery life can and should be checked during field use in the menu by scrolling to Check Battery and pressing Enter the battery life is displayed as a percentage of full capacity If the battery voltage falls within around 5 to 10 Low Battery will be displayed in standby not while in battery check At this stage insertions will no longer be allowed At around 0 to 5 the MicroCP will automatically beep and display Power Off before powering off in standby not while in battery check The battery should be charged for approximately 1 5 to 2 hours to fully charge the battery again Any well regulated power supply from 6 to 16 volts can be used to charge the MicroCP as long as the plug is connected as per Figure A 3 below and has an inside diameter of 2 1mm and an outside diameter of 5 5mm Stored data in the MicroCP is non volatile and will not be effected by powering off
10. icroCP Performing the Insertion Once the MicroCP has been assembled ready for an insertion see previous page on Setting up for an Insertion and Cone Wear the insertion can be performed by a single user Place the target over the selected spot making sure the target sits reasonably level Remove any foliage from around the shaft and target this ensures the ultrasonic transducer will not pick up any incorrect depth fluctuations due to the foliage reflecting the ultrasonic waves Keeping the target on the ground hold the weight of the MicroCP to stop the cone from sink ing into the soil the cone needs to be above the ground to start the insertion otherwise the MicroCP will show the error message Too Close Data not Saved Once the insertion is started push the cone through the soil vertically putting no sideways lateral force against the shaft following the hole made by the cone smoothly and at a constant speed aiming for 2 metres per minute or less the speed is displayed on the LCD screen during the insertion until the insertion is finished at the maximum depth selected To record an insertion simply press Enter in the Start Screen The number on the second line of the display denotes the next file number Once the insertion has initiated the ultrasonic transducer will emit a clicking sound as it pro duces the ultrasonic waves The LCD screen will display the depth of the cone below ground as a positive number and befo
11. insertion Keep a slower constant speed of exceeded speed abort is turned insertion on Increase maximum speed setting Incorrect distance calibration Turn speed abort off Calibrate distance See Appendix Too Slow Minimum speed of 0 2 metres per Keep a faster constant speed of minute exceeded insertion Incorrect distance calibration Calibrate distance See Appendix Appendix Load Calibration The load calibration is essential to the MicroCP to record accurate cone index values It comes already calibrated but it is advisable to periodically check the load calibration and recalibrate it if necessary To calibrate the load press Cancel from the Start Screen to enter the menu then use the Up and Down keys to scroll to Calibration Menu use the Up and Down keys again to scroll to Perform Load Calibration and press Enter the LCD screen will display Are You sure Press Cancel to exit back to the Calibration Menu or Enter to proceed with the calibration The existing calibration will be lost ready for a new one to be entered The LCD screen will display Zero Load Push Enter Hold the MicroCP with no shaft or cone attached and the load cell pointing straight down and press the Enter button when the value on the screen has settled The LCD screen will now display Test Load Push Enter Attach the MicroCP to a stand screwing the Test Stand Bol
12. ng the Data Memory To clear the data memory enter the menu by pressing Cancel from the Start Screen scroll up or down until Clear Data Memory is displayed and press Enter The MicroCP will ask Are you sure press Enter to continue and erase the memory Once finished Data Memory Erased will be displayed and it will automatically return to the previous menu Downloading Data to PC To download the insertion data from the MicroCP connect the MicroCP to the PC with a USB cable and open the installed CP4oll Retrieval Software on PC Make sure the correct com port is selected by going into settings then communications select the com port and press ok Next click on download then on start select which files to download and the retrieval soft ware will take control of the MicroCP to download the insertion data Viewing Data on PC Once the insertion data has been downloaded the user can select which file to display Select the file to be displayed and press the Review View button then the Insert 1 button the data will be displayed with depth in millimeters on the X axis and force in kPa on the Y axis The file number depth time and date is displayed in the bottom left of the screen The user also has the ability to zoom in and out move the graph up down left and right and rotate the graph Troubleshooting Error Error Message Beeps while perform Maximum speed has been ex Keep a slower
13. on data This enables the user to determine when each insertion was made The MicroCP uses a 24hour clock only this means that for example 3 00pm is displayed as 15 00 hours To set the time enter the menu by pressing Cancel from the Start Screen scroll up or down until Set Clock Time amp Date is displayed and press Enter The cursor will now be flashing over the hours next use the Up or Down buttons to change the hour and press Enter to select and move the cursor onto the next value to the right In the same way use the Up Down and Enter buttons to select the remaining values including the date displayed in the DD MM YY format on the second line The Cancel button will move the cursor back to previous selec tion on the left Once the cursor gets to the last selection on the second line the Enter button will save the setting and exit back to the menu Display Format To set the display format enter the menu by pressing Cancel from the Start Screen scroll up or down until Set Display Format is displayed and press Enter The current setting will be displayed press Up or Down to change it and press Enter Maximum Depth To set the maximum depth enter the menu by pressing Cancel from the Start Screen scroll up or down until Set Maximum Depth is displayed and press Enter The current setting will be displayed press Up or
14. pt those stipulated above Contents Warranty Terms Introduction Controls Features Understanding the Menu amp Parameter Settings Setting Up Power on power off Time amp Date Display Format Maximum Depth Maximum Speed Installing the Retrieval Software amp USB Serial Port Driver Setting Up for an Insertion Cone Wear Using the Penetrometer Performing the Insertion Reviewing Insertion Data Clearing the Data Memory Downloading Data to PC Viewing Data on PC Troubleshooting Appendix Load Calibration Distance Calibration Checking the Load Checking the Distance Battery Load Cell Connection Specifications _ NO o KO 00 00 00 o ooN y nw BR A o O Introduction The Rimik MicroCP Cone Penetrometer is used to measure soil density and hardness where detailed study of the data is not needed It has been designed for use by those who only re quire quick point and shoot values of soil hardness It measures and records cone index values of the load required to insert the cone through the soil and returns figures of the hardness of the soil These results can be viewed on the LCD screen or downloaded to PC via serial port over a USB connection to the CP4oll retrieval software Up to 50 insertions may be recorded with depths of up to 750mm and cone index values of up to 7500kPa Controls LCD Screen Up Down Cancel Enter Figure 1 Front Panel LCD Screen The LCD Screen is a 2 x 16 character unit
15. re the cone is inserted this number will be negative Also dis played during the insertion is the current cone index in kPa and the insertion speed in metres per minute The user can abort an insertion by pressing the Cancel button and the LCD screen will display Insertion Aborted then Keep Data Press Enter to keep the data or Cancel to discard it and the screen will display Data Discarded When the insertion has completed the MicroCP will automatically enter the review data menu selection to show the insertion just recorded in numerical form Pressing Enter or Cancel will take the user to the Start Screen ready for the next insertion Reviewing Insertion Data The MicroCP provides the user with the ability to review the insertions stored in memory To review insertions stored press Cancel in the Start Screen to enter the menu Review Data File will be displayed so press Enter again If insertion data has been recorded the file num ber will be displayed press Up or Down to select the file to be displayed and press Enter If no data has been recorded No Data will be displayed before it automatically returns to the menu The data will now be displayed on the screen as per the Display format setting on page 7 amp 8 Press Up and Down to move through the pages of data and press Cancel or Enter to return to the previous menu Cleari
16. t into the base of the Load Cell to keep the MicroCP upright and steady Figure A 1 Next add the weights as evenly as possible to avoid putting too much uneven stress on the load cell and risking the weights falling off or toppling the stand over Once the load has steadied press the Enter button to set the weight taking care not to alter the weight by pressing the button Enter the total weight weight of the MicroCP attached handles and the weights all combined using the Figure A 1 Up or Down buttons to adjust each number and pressing Enter to move the flashing cursor over the next number until the weight is entered and the screen shows Load Calibration Com plete Distance Calibration The distance calibration is essential to the MicroCP to record accurate depth measurements It comes already calibrated but it is advisable to periodically check the distance calibration and recalibrate if necessary To calibrate the distance first assemble the MicroCP then press Cancel from the Start Screen to enter the menu then use the Up and Down keys to scroll to Calibration Menu use the Up and Down keys again to scroll to Perform Distance Calibration and press Enter the LCD screen will display Are You sure Press Cancel to exit back to the Cali bration Menu or Enter to proceed with the calibration The existing calibration will be lost ready
17. the data from the last 50 insertions The MicroCP displays this data in numerical form Clear Data Memory This allows the user to delete all the insertion data from the MicroCP Check Battery The MicroCP displays the battery status as a percent of total battery charge Note that as the batteries age over time the reading may no longer reach 100 after charging Set Display Format When reviewing insertion data on the MicroCP there are two different view formats to choose from With depth indication and without depth indication With depth indication turned on the MicroCP will display the depth of the data in the insertion on the top line and the correspond ing data below on the bottom line Only 3 depths of information will display per page display requiring up to 10 pages to show the complete insertion data see Figure 6 Without depth indication the MicroCP displays actual insertion data on both lines allowing 6 depths of infor mation to display per page and requiring up to only 5 pages to show the complete insertion data see Figure 7 EE DEORE CaS sists tet cates Bone as ERES si EREEREER Re EEE EEE EEE Figure 7 Without Depth Indication Figure 6 With Depth Indication Set Maximum Depth The Max Depth is the depth at which the MicroCP will complete an insertion It can be set up to a maximum of 750mm in 25mm intervals Speed Abort Menu Because the MicroCP uses the ASAE standard 313 3 for measuring the soil density whic
18. the power off state Normally it is powered off by the Cancel Power off button on the front panel However because it is kept in the power on state by the CPU and not simply a physical switch there is a remote possi bility that in the event of some malfunction occurring the unit can still be forced into the power off state Load Cell The Load Cell responds to the force required to insert the cone into the soil and sends a corresponding result back for the MicroCP to record Load Cell Connector The Load Cell Connector is used to connect the load cell to the unit to re cord the force exerted by the shaft It should never need to be disconnected by the user Features Included Items amp Accessories Figure 4 1x MicroCP 1x Serial Number Sticker on MicroCP 1 x Shaft 2 pieces 1 x Users Manual 1x Cone 1 x CD manual amp retrieval software 1x Target with Bush 1x Warranty Card 2 x Handles 2 x Knobs for Handles Optional Accessories Figure 5 2 x 8mm Spanner Carry Case with Foam Insert 1x 13mm Spanner m USB Cable 1x ASAE Cone Wear Gauge 1 2m Car Charger Cable 1x Mains Battery Charger Test Stand Bolt used for load calibration Battery Charger Target Handles MicroCP Knobs for Cone Handles Spanners Cone Wear Gauge Shaft Carry Case USB Cable Test Stand Car Charger Cable Bolt Figure 5 Optional Accessories Understanding the Menu amp Parameter Settings Review Data File This allows the user to view
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