micro-trak Calc-An-Acre II Reference Manual Download Page 2 | Manualshive

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111 LeRay Avenue

Eagle Lake, MN 56024-9650

Copyright © 2021 Micro-Trak Systems, Inc.

All rights reserved.

Calc-An-Acre II is an electronic monitor for speed, area worked, distance and shaft RPM. Calc-An-Acre II has been designed for

easy installation and op er a tion. How ev er, since each in stal la tion will vary depending on your equipment, please take time to

fa mil iar ize yourself with this manual and the actual components before beginning. Following the procedures described in this

manual will ensure proper per for mance and help avoid problems or questions once you are in the field.
This manual is written for the Calc-An-Acre II, which may be used for English, Metric or Turf mea sure ment. Please read the

manual carefully and follow the instructions as they apply to your usage.
If you do encounter a problem that cannot be corrected by reviewing this manual, consult your dealer or distributor, or contact

a Micro-Trak technician for assistance.

Toll Free in U.S. or Canada: (800) 328-9613 or (507) 257-3600

Fax: 507-257-3001

E-mail: [email protected]

Web: www.micro-trak.com

REFERENCE MANUAL

Speed, Area, Distance and RPM Monitor

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Summary of Contents for Calc-An-Acre II

Page 1: ......

Page 2: ...es described in this manual will ensure proper per for mance and help avoid problems or questions once you are in the field This manual is written for the Calc An Acre II which may be used for English Metric or Turf mea sure ment Please read the manual carefully and follow the instructions as they apply to your usage If you do encounter a problem that cannot be corrected by reviewing this manual c...

Page 3: ...Buyer shall be responsible for all maintenance services if any all in strict accordance with the procedures outlined in the manual The warranty does not include labor installation replacement parts or repairs delivery of replacement parts or repairs or time and travel Said warranty is non transferable THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES OF MERCHANTABILITY FITNES...

Page 4: ...sole Functions 13 Calibration 14 English Metric Selection 14 Entering Calibration Values 15 Fine Tuning Speed Distance Cal 17 Operation 18 General 19 Width Reduction On The Go 19 Rotary Switch Positions 19 Resetting System Counters 20 Troubleshooting 20 Messages Warnings 20 General 21 Checking Individual Components 22 Checking Console Inputs 23 Appendices 24 Appendix A Optional Speed Sensor Mounti...

Page 5: ...17185 Power Speed Run Hold RPM Harness P N 17176 10 3 Pin Extension Cable M P 150 P N 13206 Speed sensor mounting bracket P N 10013 Magnets 6 P N 12069 2 add l in hardware bag 14 Nylon cable ties 10 Kit P N 12910 Hardware Bag P N 13251 5 Hall effect Speed Flow Sensor Cable P N 13096 Speed Sensor Kit P N 01530 Note Calc An Acre II Customized kit P N 01001 does not include the P N 01530 Speed Sensor...

Page 6: ... RED BLK WHT RED BLK BLK RED A B C D E F G H J K A B C D E F G H J K 10 PIN METRI PACK 150 TOWER 10 PIN METRI PACK 150 SHROUD P N 17176 9 A B C 3 PIN M P 150 TOWER A B C 3 PIN M P 150 SHROUD DUST COVER 3 PIN M P 150 TOWER A B C YELLOW TIE SPEED RPM A B C RUN HOLD 3 PIN M P 150 SHROUD GND 12V GRAY TIE A B C 3 PIN M P 150 TOWER 120 24 120 Calc N Acre II Console Calc An Acre II Wiring Diagram ...

Page 7: ...izontal or vertical surface adjust tilt for best visibility Place the mounting bracket in selected lo ca tion mark holes drill 1 4 7mm holes and mount bracket with bolts lock wash ers and nuts pro vid ed Use self tap ping screws if not prac ti cal to use bolts YELLOW TIE GRAY TIE DUST COVER RPM GND VES RUN HOLD SPEED RED BLACK Calc An Acre II System Overview Put rubber washers on carriage bolts an...

Page 8: ...included in kit Alternately the Calc An Acre II can be powered directly from the battery along with a power switch not included in kit Note Ensure clean metal to metal con tact from wiring to terminals Calc An Acre II is equipped with a non volatile memory which does not re quire a con stant supply of power to retain daily totals or calibration val ues WIRING HARNESS ORIENTATION Wiring with multip...

Page 9: ...etals and sends a signal to the console via Speed connection Typically it is mounted near the teeth of sprocket using a recommended air gap of 1 16 tip use a U S dime as a gauge To calibrate the system to use this sensor for speed use pg 18 Fine Tuning Speed Distance Installation cont Speed Sensor Options Astro Speed Sensor Installation RECEIVER The GPS receiver may be mounted either externally ro...

Page 10: ...on measurement is 2 5 meters dividing that number by 5 gives you a value of 5 Rounding 5 up to the nearest even number is 6 For this example the minimum number of magnets required is 6 The magnets provided by Micro Trak are marked with a punched dashed line on the SOUTH pole side of the magnet Always use an even number of magnets and always alternate the polarities of the magnets as you go around ...

Page 11: ...ect connector on the main harness IMPORTANT If not using Run Hold cable for remote use make certain a dust cover with jumper is installed Attach a magnet to a lever or some part of the equipment that moves when the im ple ment is raised and lowered The Hall effect Run Hold sensor is sensitive ONLY to the south pole of the magnet Install the magnet with the dashed line facing the sensor When the ma...

Page 12: ...at least 1 apart NOTE magnets may be attached with a cable tie or adhered with epoxy or other high quality adhesive When using adhesive thoroughly clean the area of dirt and oil Use of cable ties or other mechanical attachment is recommended however The shaft sensor is mounted directly over the magnet For the shaft sensor to operate properly the spacing between the magnets and the tip of the senso...

Page 13: ...hour kilometers per hour SPEED CAL Used in calibration mode to enter the speed calibration number in inches cm per pulse AREA 1 2 3 Three independent counters keep a running count of the total acres hectares thousands of square feet worked May be reset RPM Displays shaft RPM requires Shaft Sensor Kit P N 01539 PROGRAM KEYS Used to increment and decrement the different calibration values RESET when...

Page 14: ...a tion You must be in HOLD to enter Cal Press and hold the CAL key until CAL lights on the display The console is now in cal i bra tion and English mode is selected Exit CAL by pressing and holding the CAL key until CAL disappears from the display approximately 1 second NOTE you must exit CAL to lock in English units It is also possible to instantly save factory defaults during the above procedure...

Page 15: ...the SHAFT CAL value pulses per revolution A SHAFT CAL value from 1 255 may be entered using the and buttons corresponding to the number of magnets mounted on the Shaft See page 10 SHAFT CAL RPM SPEED CAL This position is used to calibrate the speed sensor for ac cu rate speed and dis tance measurement When this position is selected the display will show the SPEED CAL value See next page for detail...

Page 16: ...e distance accurately the circumference of the sensor equipped wheel must be entered Determine the circumference of the sensor mounted wheel to the nearest tenth of an inch tenth of a centimeter with the fol low ing method METHOD Mark the tire with a piece of chalk and mea sure the distance traveled on the ground for one com plete rev o lu tion See Illustration For improved accuracy it is recommen...

Page 17: ... when the marker on the vehicle passes the starting flag to activate the distance counting function The console display numbers will increase adding to the distance total as you drive Drive the pre measured course and use the Run Hold button to select HOLD mode when the marker on the vehicle passes the ending flag to stop the distance counting function The console display should read HOLD Stop the...

Page 18: ...the displayed width will read half of the calibrated full width If the width has been reduced from the full width it will accumulate area based on the new width When HOLD is selected either by using the Run Hold key or by a re mote run hold switch the width will automatically default back to the calibrated width Width may be reduced while in HOLD The default to full width occurs only when chang in...

Page 19: ...to 3 then rolls back to 1 DO NOT attempt to select the counter number by using the button because that will clear the active counter if held for 2 seconds If the button is accidentally pressed the console will display CLEAr to alert the user that the counter will be cleared If the user continues to hold the button for 2 seconds CLEAr will disappear and be replaced by 0 0 indicating that the select...

Page 20: ...his function takes place if CAL and buttons are pressed and held down for more than 3 seconds when loading Defaul Cal factors Has loaded Default Cal factors appears when default calibration factors are loaded by holding CAL and buttons while turning the console on On startup the V is displayed next to the software version Console hours displayed first The message alerts the user that the currently...

Page 21: ...tions on solutions to speed problems see Hall effect sensors and console inputs on pages 23 DISTANCE COUNT IS INACCURATE Speed cal number was incorrectly calculated or entered Review calibration re adjust and test AREA COUNT IS INACCURATE Working width or wheel circumference was measured incorrectly or speed cal number was incorrectly calculated or entered Go back through the original procedures m...

Page 22: ...the jumper wire connect the ohmmeter to the pins of the dust cover with the jumper wire There should be continuity near zero ohms Troubleshooting cont Checking Individual Components MAGNETIC HALL EFFECT SPEED SENSORS Caution Improper connection or voltage could damage the Hall effect sensor The Hall effect sen sor works similar to a reed switch but is solid state no moving parts and re quires pow ...

Page 23: ... value RPM INPUT Turn rotary switch to RPM and disconnect the RPM sensor no color tie from the main harness Check harness RPM connector for 12V be tween pins B wh and C blk and 9V between pins A red and C blk Using a clip lead or other jumper wire several times rapidly short together pins A red and C black of the 3 pin connector If working correctly the con sole should show an RPM rate value Three...

Page 24: ...24 Appendices ...

Page 25: ...own at right 3 Install sensor adjust to correct spacing 1 4 to 1 2 or 6 to 13 mm is recommended and secure with 3 8 locking nuts See Illustration below ATV Wheels Two mounting examples are illustrated 1 Using one cable tie ribbed side toward magnets secure two magnets to the wheel hub so they are exactly opposite each other Alternate the magnets polarities 2 Cut and bend sensor mounting bracket as...

Page 26: ...e on the SOUTH pole side of the magnet Attach magnets onto drive shaft one NORTH pole side out and the other SOUTH dashed pole side out by wrapping ca ble tie around shaft and magnets Position each mag net so that its longest dimension moves in the di rec tion of rotation Pull cable tie tight and trim off excess An adjust able non magnetic stain less steel band clamp may also be substituted Attach...

Page 27: ...rFordConnector DICKEY johnRadarCannonConnector DICKEY johnRadarAmpConnector In CabJohnDeereMetri PackConnector 8000 9000Series In CabJohnDeere30Series7 pinAmp RavenRadarConxallConnector Magnavox PhillipsRadarPackardConnector DICKEY johnRadarPackardConnector In CabJohnDeere Y Connector VanscoRadarAmpConnector 1 2 3 P N 14812 P N 14813 P N 14811 DICKEY john Radar Deutsch Connector P N 14814 P N 1481...

Page 28: ...ters 3 28 feet meters 1 09 yards kilometers 62 miles LAND MEASUREMENT square millimeters 0 00155 square inches square meters 10 764 square feet square meters 1 195 square yards hectares 2 47 acres square kilometers 0 386 square miles LIQUID MEASUREMENT milliliters 0 034 fluid ounces liters 0 529 pint liters 0 264 quart liters 2 64 gallons VOLUME cubic meters 35 314 cubic feet cubic meters 1 307 cu...

Page 29: ...oot remote run hold or RPM sensor cable 13096 5 foot Speed sensor cable 01530 Speed sensor kit 01535 Remote run hold sensor kit 01539 Shaft RPM sensor kit 17176 Power Speed Run Hold RPM Harness The Console Mount Kit is available only as a kit some parts not available for sale as individual components Parts and design specifications subject to change without notice Optional 3 Pin and 10 Pin Metri P...

Page 30: ...LeRay Ave Eagle Lake MN 56024 9650 Toll Free 800 328 9613 507 257 3600 Fax 507 257 3001 www micro trak com trakmail micro trak com P N 17192 082321 Copyright 2021 Micro Trak Systems Inc All Rights Reserved ...

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