Operators Manual
Contents
1. www alltraxinc com Operators Manual Model AXE Series Series Wound DC Electric Motor Controller 2005 ALLTRAX INC AllTrax inc 1111 Cheney Creek Rd Grants Pass OR 97527 USA Phone 541 476 3565 Fax 541 476 3566 www alltraxinc com PN Doc100 003 A_OP AXE Operators Manaul doc Rev A Table of Contents 1 AXE MOTOR CONTROL PRODUCT OVERVIEW cccccccccccccccccccccccccccccccccccccccccccccccccccccccccecs 3 Ze REQUIRED ACCESSORIES oia A A A canines 4 Ss BATTERY CONTACTOR SOEPNOID OR RELAY Mision 4 Dee MAIN FUSE PROVIDED WITH CONTROLLER EE 4 e SAFETY EE nee eer eebe 5 2 4 DEVEM TOR So haste ake dca al ps ase pan a ce clado a ees 5 3 CONTROLEER INSTALLATION oda is 5 3 1 CONTACTOR OUD ODEs a a a Shas a aa esos Gauls 5 32 TORE C HAR GE RESISTOR nia Mee E 5 4 LEDSTA TUS INDICA TOR a eset en areas 6 SOFTWARE USE AND CALIBRA TION EE T 6 PROGRAMMING THE CONTROLLER consi ee Ee 8 6 1 CONTRO ANE De AB sms ebro entran 9 6 1 1 SWHCHES E 9 6 1 2 SETLINOS EE 10 6 2 THROTTLE RESPONSE TAB dates 11 OZ e EE ll 6 3 MONITOR TAB EE E 12 6 3 1 MOn TOT E 12 6 3 2 TECH EE 12 EE Eege 13 7 LIMITED WARRANTY una ida 14 Keep this manual All Trax Inc Doc100 003 A_OP AXE Operators Manual Page 2 of 14 1 AXE Motor Control Product Overview Thank You for purchasing the Alltrax motor controller We design and manufacture products for a variety of electric vehicles and markets This motor cont2. C Progressive f Inductive e 6 2 1 Throttle Sensor Type 0 1K Ohm Yamaha type When selected the controller interprets 0 80 ohms throttle off 1K ohms full on 0 5K Ohm When selected the controller interprets 0 ohms full off throttle 5K ohms equals full on Specifically Zero ohms to 180 ohms full off 4 7K to 5K full on 5K 0 Ohm When selected the controller interprets 5K ohms full off throttle 0 ohms equals full on Specifically Zero ohms to 250 ohms full on 4 3K to 5K full off 0 5V This selects a voltage controlled type of throttle input OV full off output from controller 5V full on Actual operating range is 0 15 4 90V 6 10 5V Taylor Dunn type This throttle sensor is voltage controlled 0 6V throttle off 10 5V full on 5K 0 3 wire Club Car type This throttle sensor employs a 3 wire potentiometer or the V Glide throttle position unit 5K throttle off lt 200 ohms full throttle EZ GO ITS This throttle sensor type is compatible with the EZ Go type of inductive throttle position sensor ITS AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 11 of 14 Throttle Sensor Type Continued Pump This throttle setting allows the AXE controller to power pumps used on fork lifts and other hydraulic applications where pumps are used The controller turns on 100 output when the Pin spade lug sees pack voltage The ramp up and ramp down rate is still controlled by
3. input to B bus bar of the AXE controller Accuracy 5 Output Current This is the measured output or motor current of the controller accuracy 10 Battery Current This is the calculated input or battery current to the controller It is calculated as Battery current motor current x throttle position Itis accurate given that motor current is continuous which it generally is with any series motor not discontinuous Accuracy 10 Error Flags This register should display as 0x00 during normal operation Any value greater than zero is an error and the controller will not provide any output power At the moment this data is in hexadecimal format If the two right most hex digits those to the right of Ox are converted to an 8 bit binary value the individual bit positions with bit O being the right most digit when set represent the following error flags Bit O set Throttle Position Sensor Over Range Bit 1 set Under Temperature Controller below 25C Bit 2 set HPD Throttle hasn t gone to zero during this power on cycle Bit 3 set Over Temperature Controller over 95C Bit 4 set unused Bit 5 set Battery Under Voltage detected Battery V lt under voltage slider Bit 6 set Battery Over Voltage detected Battery V gt over voltage slider Bit 7 set Controller in boot sequence Occurs within 25mS of power up AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 13 of 14 7 LIMITED WARRANTY Allt
4. portion of this program will enable the software to work on most PCs However in some very electrically noisy systems it may be necessary to increase the write delay above 20mS or increase the number of retries such that communications errors are eliminated Tools This function of the program allows you to modify the main executable program that operates the controller to modify the behavior of a standard controller by adding special features like increased throttle response speeds for go karts or extract an error log from the controller for diagnostics Upgrade This function loads a new executable program into the controller Reset Restarts the controller without cycling the power Write error log This function downloads the last 32 if any errors that the controller has logged into it s EEPROM memory These are things like HPD hi low battery voltage and over under temperature AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 8 of 14 6 1 Control Panel Tab This tab allows you to alter the operating characteristics of the AXE Changes made on this pane only take effect after the SET button is pressed Refresh will read the current settings from the controller After any changes have been SET always click REFRESH to confirm the changes were accepted by the controller Note HPD and Plug Brake switches only take effect at power up the power to the controller will have to be cycled before these two cont
5. 03 A_OP AXE Operators Manual Page 14 of 14
6. altering the controller For bench programming prior to installation two 9V batteries in series may used to power up the controller Connect battery negative to the B bus bar battery positive to pin 1 spade tab closest to the LED When the AXE is connected to the PC and both units are energized launch ControllerPro EXE If you see an error Motor Controller Not Responding it means the Controller and PC are not communicating Hit OK and the Controller Pro will display a window Recheck the cable connections then close and re open Controller Pro Controller Pro automatically determines which com port the controller is connected to If after going through this the controller will still not establish communications with the PC try turning the AXE controller off then back on Observe the LED on the AXE went out then came back on indicating you cycled the power Restart the Controller Pro program NW AllTrax ControlPRO Seite Tos Hem Conti are rege Berg Montar When communications is established with the controller a Model number like AXE4844 should be displayed Cariri ANE oer in the Control Panel pane along with the current configuration of the AXE motor controller Hie Duinat Curreri w Lar aii HED Wen Tre Wih ED We breee LE er Tee Cicer Sen Beste Tay Eee The top row of functions 1s Settings Tools and Help The normal parameters of the settings program
7. breaker a mechanical switch or a large removable connector Make sure it is rated for the current capacity and DC Voltage of your system Some installations disconnect both the positive and negative leg of the battery pack Most Golf type vehicles do not have a battery disconnect 2 4 Drive Motors The motor controller is designed to operate with series wound brush commutated and permanent magnet motors rated for operation from 12 72 VDC Operation with compound motors is possible Contact Alltrax Inc for information on using compound motors 3 Controller Installation Choose a location outside the driver s compartment to mount the controller Any mounting position is acceptable It is recommended that you protect the controller from direct contact with water as the electrical connections can corrode In high moisture environments seal the electrical connections with silicone or grease Mount the controller as close to the motor as is reasonably possible Ideally your motor leads should be less than 4 feet long Making a twisted pair out of the motor leads will reduce RF emissions e Most car employ small 6AWG battery interconnect wiring e For 400A controllers a minimum of 4AWG wire should be used in light weight carts e 2AWG to 1 0 is appropriate for higher amperage controllers and heavier vehicles High current wiring to the motor controller should use 5 16 mounting hole ring terminals of tinned copper Bolt them to the con
8. led Logs in the same directory as the program Motorcontrol exe 6 3 2 Interval Section This checkbox selects the update rate or frequency of data collection For real time display select continuous When used in conjunction with Log to File a slower update rate may be more desirable to reduce the amount of raw data being gathered AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 12 of 14 6 3 3 Gauges Section These are the motor controller parameters which are to be monitored Checking an adjacent box enables that measurement Clicking Refresh will perform a one time update to the gauges which are selected It is generally recommended that you select all the gauges as this will provide the most insight into the operation of the controller Throttle Position This gauge displays the modulation of the controllers PWM output For example 50 would be L throttle The displayed parameter is the actual throttle position limited by the fact that the controller could be in current limit If the controllers output current reaches the maximum rating the throttle position won t advance any further regardless if the throttle is full on Controller Temperature This is the internal temperature of the controller in Celsius Accuracy 5 Battery Voltage This is the voltage present across the B and B bus bars of the controller Exception Club Car compatible models This is the voltage present across the KSI
9. n 6 10 5V 7 Green CLUBCAR 5K 0 3 wire Normal display status solid Green Controller ready to run Solid Red Controller in programming mode Solid Yellow Controller throttle is wide open controller is supplying max output and is not in current limit Error code display Number of RED blinks indicates any error conditions that might exist 1 Red Throttle Position Sensor Over Range Check for open wires 2 Red Under Temperature Controller below 25C 3 Red HPD Throttle hasn t gone to zero during this power on cycle 4 Red Over Temperature Controller over 95C 5 Red unused for series controllers 6 Red Battery Under Voltage detected Battery V lt undervoltage slider 7 Red Battery Over Voltage detected Battery V gt overvoltage slider Errors are self clearing when the fault is corrected AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 6 of 14 5 Software Use and Calibration The Alltrax Motor controllers utilize a computer program to provide the motor drive functions motor field current mapping and a myriad of other customizable features such as speed current throttles etc A majority of the Alltrax motor controllers also have the ability to be re programmed with upgraded software In most cases it is not necessary to upgrade the unit s software for stock or aftermarket replacements unless a specific revision is needed for a particular application See Controller Pro Operators manual for mo
10. n damage to the controller and serious injury or death to vehicle occupants or bystanders 2 1 Battery Contactor Solenoid or Relay The main battery contactor needs to be rated correctly in terms of amps and volts in order to safely carry the intended continuous battery current and to interrupt the pack DC voltage It s coil voltage should also be rated for the pack voltage 2 2 Main Fuse Provided with Controller e The main fuse needs to be sized to protect the wiring in the drive system e Fuse DC voltage rating must be greater than the peak battery voltage e Fuse current rating equal to or less than amperage rating of controller Most high current fuses have very long tolerance 2 minutes or more up to 50 100 overloads Thus a 300A fuse likely won t open in a 500A vehicle application Most Golf OEM vehicles may not have a fuse and must be added with these performance controller upgrades When carts are equipped with large controllers the wire gauge must be made larger This in turn permits higher fault currents due to the reduced wiring resistance Under these conditions we strongly recommend the addition of a fuse to prevent catastrophic battery failure or fire m the event of an electrical system failure AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 4 of 14 2 3 Safety Disconnect The safety disconnect provides a way to disconnect the battery pack from the controller and contactor It may be a circuit
11. rax Inc warrants every product it sells to be free from defects in materials or workmanship for a period of 2 years from the date of manufacture This warranty does not apply to defects due directly or indirectly to misuse abuse negligence accidents repairs or alterations We shall in no event be liable for death injuries to persons or property or for incidental contingent or consequential damages arising through the use of our products Alltrax Inc specifically disclaims the implied warranties of merchantability and fitness for a particular purpose however some areas do not allow limitations on how long an implied warranty lasts so the preceding exclusion may not apply to you This is Alltrax Inc sole written warranty no other warranty is expressed or implied In the event you should need warranty repair Please see the Return Procedure below Alltrax reserves the right to repair or replace merchandise at its option Alltrax reserves the right to make changes to any of its products or specifications without notice Return Procedure Call Alltrax Inc at 541 476 3565 Fax us at 541 476 3566 Or visit us on the Web at www alltraxinc com Explain the nature of the problem to our service personnel and we will provide you with return directions You pay shipping to us we pay the return shipping Package the device securely in original shipping box if at all possible we are not responsible for damage in shipping AllTrax Inc Doc100 0
12. re detailed operation Software e Controller Pro Software see www alltraxinc com and download http www alltraxinc com old Software WEBControllerPRO zip Through may customer service calls we have found 90 of the problems with communicating between the computer and the motor controller was the inability of the windows software to assign communications ports We found using a USB to Serial Adapter eliminated any communications port issues with success to connect properly the first time Recommended serial to USB adapter e Cables to Go Port Authority 2 USB to Serial Adapter www cablestogo com shown above e Radio Shack 6 Ft 1 8m USB to Serial Port Cable Model 26 183 Catalog 26 183 Shown below WARNING Disconnect all battery charging sources while programming your Axe Controller The controllers RS 232 serial port is referenced to the B battery connection Beware any possible ground loop faults between your computer and the controller which could damage both the Axe Controller and PC plus the person doing the work AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 7 of 14 6 Programming the Controller The AXE controller must be powered up before the Controller Pro program will have any effect Any programming changes done in the vehicle should be performed with the vehicle safely disabled Either put the drive wheels on jack stands or position the vehicle where it is safe to drive while
13. roller employs modern power MOSFETs to provide extremely low on resistance in both the main switch function and freewheel diode Synchronous freewheel rectification permits extended high power operation over similar sized controllers due to increased efficiency A microprocessor based control system monitors numerous functions and a windows interface allows the user to change numerous operating parameters and perform status monitoring Replaces Curtis Replaces Curtis 1204 6 5 long 1205 8 5 long AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 3 of 14 2 Required Accessories These components are not supplied with the controller except the main fuse For your safety and that of others some basic precautionary measures must be employed when designing working on and driving electric vehicles e Use a contactor in the battery circuit rated for the amperage and voltage of the system e Use a fuse rated for the voltage and available fault current of the battery such as the one provided e Safety interlocks must be employed to prevent enabling the controller while the vehicle is unoccupied or charging Controllers have failure modes which can result in runaway stuck throttle conditions This controller has been designed to prevent and preclude as many of those from ever occurring as possible Please follow the Recommended Controller Wiring System document in this manual Failure to do so could result i
14. roller reduces it s output current in response to a decrease in throttle position O is the slowest 15 the fastest It is recommended that this parameter typically be set to twice the value of the throttle up rate when throttle up rate is less than 7 Lower values of Throttle Down Rate can result in the vehicle feeling as if their were a large flywheel connected to the motor Brake Current On those models equipped with a plug brake suffix P in the model number this slider adjusts the amount of brake current as a percent of maximum available brake current Refer to AXE specifications for maximum available brake current depending on the model of controller Top Speed Top speed of the controller can be limited from 100 down to 50 This is a helpful tool for elderly or handicapped drivers AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 10 of 14 6 2 Throttle Response Tab This pane allows you to select which type of throttle position sensor the controller is working with and what type of throttle response profile to use with the sensor Changes to throttle sensor type check boxes must be SET to take effect and then only after the power to the Axe has been cycled do they actually change the sensor type Control Panel Throttle Response Monitor Throttle Sensor Type Set Yamaha 0 1K Ce 0 5K Ohms Refresh C 5K 0 Ohms f 0 5 Volts f 6 105 Volts C Club Car 5K 0 f EZGOITS C Pump Throttle Response
15. rols have any effect on the machines operation The DEFAULTS button will restore the factory default values of the sliders note that SET must still be pressed for these parameters to be stored in the AXE controller Control Panel Throttle Response Monitor Controller Switches Model UNKNOWN M High Pedal Disable Serial E Plug Brake Field Map Turbo 1 2 Speed Reverse Settings Max Output Curent D In Under Voltage 16 0 Volts Te Over Voltage 30 0 Volts _ _ _ _ _ _ _ _ _ _ _ __ Throttle Up Rate D Te Throttle Down Rate D In Brake Current DS Top Speed 50 0 Blom L Fast 6 1 1 SWITCHES High Pedal Disable Checking this box enables HPD which will prevent the controller from providing output power in the event the throttle is applied when the controller is powered on When this box is clear the controller will start up and provide output power when KSI energized regardless of initial throttle position Plug Brake Checking this box enable plug braking on those controllers equipped with an A2 bus bar terminal Plug braking on AXE controllers is proportional to throttle position reaching full braking force at about 25 of throttle travel Deselecting this box disable plug braking the unit will apply normal power to motor if direction is reversed vehicle may jerk or spin tires if motor direction is reversed while in motion Turbo A feature that allows DCX controller
16. s not AXE controllers to go faster if under light load and 100 throttle Y Speed Reverse Limits speed of golf car to 50 of throttle setting when pack is applied to this pin AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 9 of 14 6 1 2 SETTINGS Maximum Output Current This slider adjusts the maximum output current that the controller can provide to the motor Output current is adjusted as a percent of the maximum rating of the controller For example an AXE4844 will provide a maximum of 400A to the motor when this slider is set to 100 A 75 setting on Maximum Output Current will limit the controller to 300A 50 will limit the max output current to 200A and so forth Under Voltage This slider sets the under voltage shutdown of the controller in units of 1 10ths Volt Generally speaking it is undesirable to pull the terminal voltage of a 6V lead acid battery below 4 0V for example 24V on a 36V system Over Voltage This slider sets the maximum operating voltage of the controller If the voltage present across the B to B bus bars exceeds this setting the controller will not produce output given that DC voltage is below the absolute ratings of the controller Throttle Up Rate This slider adjusts the rate at which the controller increases it s output current in response to an increase in throttle position 1 is the slowest 15 the fastest Throttle Down Rate This slider adjusts the rate at which the cont
17. the two sliders on the Control Panel 6 3 Monitor Tab This screen is the status monitor of the Axe controller it gives you the ability to measure and record numerous operating parameters of the Axe motor controller and the vehicle in which it is installed When used with a Notebook computer both real time data display and data logging may be performed while the vehicle is in use This gives the vehicle designer significant insight to the interaction of the motor controller with other system components Log files may be used for problem analysis and diagnostics You can email the log file to Alltraxinc com for a detailed analysis by our applications engineers Control Panel Throttle Response Monitor Monitor Gauges Start lf Throttle Position Mia if Controller Temperature 2730 TC W Battery Voltage 00 Volts Clear All Output Current 0 0 Amps Logto He lf Battery Current 0 0 Amps Error Flags 00 Interval f Continuous Refresh e 1 Second f 5 Seconds 10 Seconds 30 Seconds 1 Minute 6 3 1 Monitor Section Start Stop This starts and stops the data measurement process Select All Checks all the gauges Clear All Deselects all the gauges Log to File This checkbox will log all of the selected gauge values to a file when selected The file is in a comma delimited format CSV which can be imported into a spreadsheet program like Excel and viewed The resulting file will be placed into a subdirectory cal
18. troller using 5 16 hardware 3 1 Contactor Coil Diode CAUTION A Diode 1A 100V MUST BE USED across the solenoid contactor coil and any other relays that may be installed to control lights or accessories The Cathode or banded end faces the positive terminal These diodes are required to prevent the speed sensor from producing erroneous signals 3 2 Pre charge Resistor The controller has a fair amount of DC filter capacitance When the contactor closes to apply power to the controller the capacitors can arc the contactor The pre charge resistor wil apply a low current to the capacitors to prevent any arcing and keep the capacitors at bus voltages It also acts as a discharge snubber that helps dissipate the arc when the contactor disengages see schematics for proper value AllTrax Inc Doc100 003 A_OP AXE Operators Manual Page 5 of 14 4 LED Status Indicator The AXE controller has a bicolor front panel LED This LED displays a variety of information each time the controller is powered up by series of blinks Count the number of green blinks to identify the type of throttle the controller is configured for After the blink code indicating throttle type the LED will stay green if there are no errors LED Blink Codes At power up the number of green blinks indicates the configured throttle type 1 Green 0 5k 2 Green 5k 0 3 Green 0 5V 4 Green EZ GO inductive ITS 5 Green Yamaha 0 1K 6 Green Taylor Dun
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