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5.2.3

Physical specifications

Right Motor – WMT9998GB

Hub – WHL9999

Left Motor – WMT9999GB

Note: "Left Motor" and "Right Motor" only refers to the part number of the motor. The actual
mounting and connection (left or right) depends on the design of the powerchair.

Parkbrake

release

direction

24.1

11.7

4.78

29.7

5

R 2.03

GBK64048

: Issue 1 – June 2007

42

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Summary of Contents for DX Series

Page 1: ...DX GB Gearless Brushless Installation Manual M T GBK64947 Issue 1 June 2007 ...

Page 2: ...justing parameters and configuring options to suit an application Programming does not change or alter any software within the controller and is performed using a controlled programming tool available only to authorised personnel The term accessory used throughout this manual refers to equipment that is ancillary to the main functioning of the control system It does not refer to an accessory of th...

Page 3: ...ll retain all trademark rights and Dynamic or its licensors own and will retain all copyright trade secret and other proprietary rights in and to the documentation All materials contained within this manual in hard copy or electronic format are protected by copyright laws and other intellectual property laws Copyright 2006 Dynamic Controls All rights reserved 3 ...

Page 4: ...uction 20 3 2 Description of Parameters 21 3 2 1 Modified System Drive Parameters 22 3 2 2 DX GB Specific Parameters 24 3 3 DX GB parameter access list 27 3 3 1 Hand Held Programmer HHP parameter list 27 3 3 2 Wizard parameter access list 27 4 Diagnostics 33 4 1 Introduction 33 4 2 Diagnostics Tools 33 4 3 Flash Codes 34 4 4 User Advice and Error Codes 35 4 4 1 User Advice List 36 4 4 2 Error Code...

Page 5: ...3 6 1 Programming Accessories 43 6 2 Intended Use and Regulatory Statement 44 6 3 Maintenance 45 6 4 Warranty 46 6 5 Safety and Misuse Warnings 47 6 6 Electromagnetic Compatibility EMC 49 6 7 Environmental Statement 50 5 ...

Page 6: ...GBK64048 Issue 1 June 2007 6 ...

Page 7: ...ing to full environmental control A power module and a master remote are required along with a DX BUS cable to form the base of any DX system A variety of modules are available to access additional functions and features An example DX system DX Power Module 24V Powerchair Battery DX ECU To HHP or Wizard To Battery Charger DX Master Remote Example DX Module Actuator Optional DX BUS DX CLAMB DX BUS ...

Page 8: ... perfect for the control of a wide range of powerchair configurations including front mid and rear wheel drive Warning DX GB is ONLY compatible with DX Systems containing recent Master Remotes like the DX REMG90 x the DX REMG91 or later Contact Dynamic to check compatibility with other variants or custom remotes The DX GB is fully programmable to cater for the wide range of powerchair types and us...

Page 9: ...M T DX GB Power Module Other DX module OBC DCI Alternative On board Battery Charger Drive Control Input Motor Motor G90 or G91 Charger Programmer HHP or PC Other DX module 24V Battery 9 ...

Page 10: ...e position and orientation must give maximum mechanical protection to the DX GB Mount the DX GB out of the path of water splashes from the wheels or the motor housing Make sure the DX GB will never be immersed in water Protect the front connector panel of the DX GB from direct splashing Failure to adhere to the mounting orientations specified might lead to water ingress which can result in system ...

Page 11: ... The case temperature can exceed 41 C 2 2 Connections and Wiring The DX GB has two connector plates located along the front panel of the case that contain DX BUS x2 and Drive Control Input DCI connections The batteries motors and park brakes are connected using the cables extending from the case Chair design and specification shall ensure that the motor and controller cannot be overloaded in norma...

Page 12: ...it female 2 DCI Input female 3 Battery Positive male 4 Battery Negative male 2 1 2 2 2 Battery Connections The DX GB Battery Cable is terminated with a DK type battery connector and has two terminals battery positive red and battery negative black Simply plug the connector of the mating battery cable into the Shark battery connector 4 3 2 BLACK RED 500mm 5mm 1 1 GSM80204 Assembled Loom 2 GME80016 ...

Page 13: ...nstalled between the batteries and the rest of the system wiring as close as possible to the batteries to protect both the batteries and the system wiring against short circuits The circuit breaker or fuse must be of the slow acting type The rating of the circuit breaker must be of appropriate size for the total chair weight battery capacity and wiring A rating of 40A 70A is recommended Position o...

Page 14: ...ctions if necessary 2 2 4 DX BUS Connections The DX GB communicates with the rest of the DX system through the DX BUS The DX BUS also supplies power to every other DX Module Warning If only one DX BUS connector is used on the DX GB a blanking plate must be fitted to the unused connector DCL Part Order Number GME64909 DX GB Connector Cover Plate can be used GBK64048 Issue 1 June 2007 14 ...

Page 15: ...omatically limits the drive speed to a value proportional to the resistance of the DCI Loop For example the further a seat is tilted the slower the chair will drive To determine the function of the DCI an appropriate resistance must be placed across the DCI Input pin and the Battery Negative pin Depending on the resistance value the DX GB will inhibit or limit the chair speed Warning The switch co...

Page 16: ...et to Yes the DCI will limit the drive speed of the chair to the value set in Reduced Speed This will typically be implemented through the use of an actuator out of position switch Normal Speed Limit Inhibit Swivel Speed Limit Inhibit Nominal DCI Loop Resistance 5 Resistance Ω 0 560 120 330 120 330 450 nominal 560 0 When Standard Fail safe is set to Safe Normal and Inhibit functions will be swappe...

Page 17: ...d Fail safe Std Swivel Enable Off Ext Speed Pot Min 25 Enable DCI Speed Limit Yes Reduced Speed 0 Example 3 A powerchair has a swivel function The DX GB will automatically reconfigure itself for FWD when the seat is swivelled 180 and automatically limits the speed to 80 S1 Digital Input Yes Standard Fail safe Safe Swivel Enable On Ext Speed Pot Min 25 Enable DCI Speed Limit Yes Reduced Speed 80 Wa...

Page 18: ... a minimum level of safety the following procedure must be undertaken to ensure that the powerchair operates safely This procedure must be carried out in a spacious environment and with due regard to any possible unexpected powerchair movement in the event of faulty installation 1 Raise the drive wheels off the ground using blocks under the powerchair frame so that the drive wheels can turn freely...

Page 19: ...ate the motors if necessary 9 Push the joystick slightly out of neutral and listen for the click as the park brakes disengage 10 Move the joystick in all directions and ensure that the wheels respond smoothly and in the correct direction 11 Release the joystick to neutral and listen for the click of the park brakes re engaging 12 Go through the check sequences for the DX Master Remote and other co...

Page 20: ...capable both of cognitively understanding and physically operating the programmed features and functions With inappropriate programming settings certain features and options may not be accessible or perform as expected 3 1 Introduction The DX GB is fully programmable for a variety of powerchair configurations and users All programmed values are also stored in the DX Master Remote In the event the ...

Page 21: ...rive parameters The DX system drive parameters that are re used are listed in section 3 2 1 Modified System Drive Parameters The DX GB specific drive parameters are listed in section 3 2 2 DX GB Specific Parameters A full list of DX GB related parameter names and access restrictions can be found in section 3 3 DX GB parameter access list The following parameters are those that affect the set up an...

Page 22: ... Forward Deceleration Programs the forward deceleration rate Set to lower values for soft and gentle wheelchair drive performance This value must always be greater than Forward Acceleration Reverse Speed Maximum Sets the maximum reverse speed for the selected profile when the selected joystick is pushed fully backwards High settings are not recommended Reverse Speed Minimum Sets the maximum speed ...

Page 23: ... lower values for soft and gentle wheelchair drive performance Turning Deceleration Sets the maximum turning deceleration rate Set to lower values for soft and gentle wheelchair drive performance This value must always be greater than the programmed Turning Acceleration Note The Speed Damping and Turn Damping parameters are ignored by the DX GB In a standard DX system Speed Damping and Turn Dampin...

Page 24: ...n between give an octagonal response Can be used to prevent the chair speeding up in turns Drive Control Input Digital Input Selects whether the Drive Control Input DCI operates as a Digital Input or an Analog Input Select Digital unless a potentiometer or multiple resistor values are used Standard Fail safe Drive Control Input DCI Standard Fail safe determines the sense of the DCI input Standard ...

Page 25: ...eration rate This parameter sets the higher deceleration rate Stall Time Sets the length of the stall timeout Turn Ramp Accel Turn Ramp Acceleration Set to zero if an analog input is used such as a conventional joystick Set to non zero to soften the response to step changes in input such as from a switch input Turn Ramp Decel Turn Ramp Deceleration Set to zero if an analog input is used such as a ...

Page 26: ...age wavering High Voltage Warning Allows the high voltage warning to be disabled This warning is normally indicated by a flashing battery gauge High Voltage Threshold Toggles between 28V and 30V for the battery high voltage warning if enabled Motor Invert Speed Used to correct the driving direction when the left and right motor leads are transposed such as when the controller is mounted with its L...

Page 27: ...nhanced dealer level dongle Not available at this level Adv OEM level dongle Note 1 Greyed out parameters are ignored by the DX GB 2 Only parameters relating to the DX GB are listed Wizard Parameter Lite Std Adv Master Remote Parameters Drive profiles Forward Speed Maximum Forward Speed Minimum Forward Acceleration Speed Damping N A Forward Deceleration Speed Damping N A Reverse Speed Maximum Reve...

Page 28: ...peed Damping Min to max decel ratio Speed x Turn for Grip Accel out of a Turn for Grip Accel into a Turn for Grip Turning Full Speed Turning Accel Full Speed Drive profile options Maximum profile number Change profile while driving Soft Start Time Joystick Source Joystick Swap Forward Reverse General User Options Chair Speed Soft Start Acceleration Neutral maximum Drive Delay after Power Up GBK640...

Page 29: ...oystick Swap Left Right RJM joystick Swap Left Right RJM has analog joystick DX GB Parameters Joystick Joystick Speed Progression Joystick Direction Progression Max J S Speed Dir Drive Control Input Digital Input Standard Fail safe Swivel Enable Ext Speed Pot Min Enable DCI Speed Limit Reduced Speed Drive Performance Halve Turning Gain Input Demand Scaler True Track Torque 29 ...

Page 30: ...uce Turn Full Max SpeedTurn Speed Accel Scaler Turn Accel Scaler Emergency Decel Time Max PID PID Speed 1 PID Speed 2 Stall Time Stall Min Movement Stall Current Turn Ramp Accel Turn Ramp Decel Accelerated Speed Filter SlamStopTime Battery Battery Guess Maximum Battery Guess Minimum Battery Guess Recover GBK64048 Issue 1 June 2007 30 ...

Page 31: ...High Threshold Batt Gauge Falling Threshold High Voltage Warning High Voltage Threshold Motors Invert Speed Motor Direction Swap Boost Current Limit Motor Pole Pairs Motor Maximum RPM No Boost Current Limit Min Battery Current Limit Regenerative Current Limit Max Ambient Temp I2T Max Battery I2T Cool Battery Boost Enable Ramp Boost Disable Ramp 31 ...

Page 32: ...meter Lite Std Adv Park Brake Park Brake Test Park Brake Hold off Time Drop In Current Lowered Park Brake Current Park Brake Voltage Park Brakes Release Time Park Brakes Drop in Time GBK64048 Issue 1 June 2007 32 ...

Page 33: ...ake fault Depending on the severity of the condition the powerchair may be prevented from driving In some cases the chair may be allowed to drive but at a reduced speed limp mode Note The Flash Code displayed on the DX GB may be different to that displayed by the DX System Status LED located on the DX Master Remote 4 2 Diagnostics Tools Hand Held Programmer The Hand Held Programmer will display th...

Page 34: ... motor connections and cabling 4 Right Motor Fault Check the right motor connections and cabling 5 Left Park Brake Fault Check the left park brake connections and cabling 6 Right Park Brake Fault Check the right park brake connections and cabling 7 Low Battery Fault Check the battery connections fuses circuit breakers and cabling Replace the battery 8 Over voltage Fault If this occurs during charg...

Page 35: ...es If there is an abnormal condition specific to the DX GB the HHP may display User Advice and or Error Codes within the DX GB menu The standard DX GB menu will be displayed if there is no Error Code or User Advice found The Error Code displayed is a two digit number that relates to a specific error within the DX GB Power Module the motors or associated wiring and connections These are for service...

Page 36: ...and their meaning are 1 Good Errors Set 2 Current Left A Offset Bad 3 Current Left C Offset Bad 4 Current Right A Offset Bad 5 Current Right C Offset Bad 6 Jig Left Offset Bad 7 Jig Right Offset Bad 8 Bad Current Left A 9 Bad Current Left C 10 Bad Current Right A 11 Bad Current Right C 12 Overcurrent Left A 13 Overcurrent Left C 14 Overcurrent Right A 15 Overcurrent Right C 16 Jig Current Left Wro...

Page 37: ...ion 55 Not Calibrated 56 Watchdog Bad 57 Watchdog trigger 58 Wrong Direction 59 Illegal Flash Access 60 Idle Motor Voltage Low 61 Idle Motor Voltage High 62 Power Stage Defect 63 Not applicable for DX GB 64 Not applicable for DX GB 65 Not applicable for DX GB 66 Not applicable for DX GB 67 Not applicable for DX GB 68 Not applicable for DX GB 69 Not applicable for DX GB 70 Left Motor Plug Play Erro...

Page 38: ...ble Park Brake 2 x 24V fail safe electromagnetic park brakes connected in parallel Min Nominal Max Units Operating Voltage Vbatt 18 24 32 V Current Rating Peak 100 A Quiescent Current at 24 Volts 12 17 22 mA Drive Control Input Output Current 9 6 12 14 4 mA Working Input Resistance 0 560 Ω Open Circuit Output Voltage 10 6 11 6 V DX BUS Rating CANH CANL Voltage Range 0 5 32 V Max Output Current DXB...

Page 39: ...oal Silver Protection Rating IPx4 Product weight 2 160 kg Shipping Weight 2 560 kg Min Nominal Max Units Operating Temperature Range 25 60 C Storage Temperature Range 40 65 C Operating Humidity Range 0 90 RH 74 mm 52 mm 115 mm 188 mm 345 mm Battery Motor R 345 mm 345 mm M5 10 32 x 10mm max TYP x 3 Motor L 185 mm 39 ...

Page 40: ...Constant 1 15Nm A Maximum Winding Temperature 1200C 40A Brake Static Holding Torque 61Nm Maximum Brake Drag Torque 2 3Nm Brake Lever Activation Force stub 375N Noise at Full Speed No Load 300mm 58 dBA Weight 14 5Kg Recommended Wheel Tire Size 3 X 8 Maximum axial force per motor 750 N Maximum radial force per motor 115 kg Max recommended total chair design weight 330 kg including user Warning The m...

Page 41: ...y Speed rpm Efficiency Current A Current 8 Wheel Speed km h Torque Nm Euro GB Motor Output Power Torque Nm Speed km h Power W Speed Power P Speed limit 10 P Speed limit 8 P Speed limit 6 Given speed is based on a standard 8 tyre with a nominal outer diameter of 330 mm 41 ...

Page 42: ...t Motor WMT9999GB Note Left Motor and Right Motor only refers to the part number of the motor The actual mounting and connection left or right depends on the design of the powerchair Parkbrake release direction 24 1 11 7 4 78 29 7 5 R 2 03 GBK64048 Issue 1 June 2007 42 ...

Page 43: ...nd adapter no dongle DWIZ KIT 1 Wizard Software Only CD DWIZ SW 1 Wizard Dongles Parallel port OEM Advanced version Enhanced dealer Standard version Dealer Lite version DWD OEM DWD EDL DWD DLR 1 1 1 Wizard Dongles USB port OEM Advanced version Enhanced dealer Standard version Dealer Lite version DWD OEM U DWD EDL U DWD DLR U 1 1 1 DX Hand Held Programmer DX HHP 1 43 ...

Page 44: ...ning Medical Devices USA The DX GB Controller is a component of a Class II medical device Powered Wheelchair as detailed in 21 CFR 890 3860 Compliance and Conformance with Standards In accordance with the device classification the DX GB wheelchair controller is designed to comply with the requirements of the European Medical Device Directive 93 42 EEC and US 21 CFR 820 30 The DX GB Controller has ...

Page 45: ...lectronic components must be kept free of dust dirt and liquids If necessary wipe with a cloth dampened with warm water Do not use solvents or abrasive cleaners 4 There are no user serviceable parts in any Dynamic electronic component Do not attempt to open any case or undertake any repairs or warranty will be voided 5 Where any doubts exist consult your nearest service centre or agent Warning If ...

Page 46: ...ked upon completion of installation and all programmable options correctly adjusted for safe operation prior to use has been correctly installed has been used solely in accordance with this manual has been properly connected to a suitable power supply in accordance with this manual has not been subjected to misuse or accident or been modified or repaired by any person other than personnel authoriz...

Page 47: ...he vehicle speed surges when going down hill the common reason is the operation of an over voltage protective device When running down hill the braking energy from the motor is sent to the battery which charges it However if the battery is fully charged it cannot accept the generated energy without dramatically increasing its voltage If this over voltage condition were allowed to continue there wo...

Page 48: ...e wheelchair After the vehicle has been configured check to make sure the vehicle performs to the specifications entered in the programming procedure If the vehicle does not perform to specifications reprogram it Repeat this procedure until the vehicle performs to specifications If the intended operation cannot be achieved contact your service agent The completed installation must be thoroughly ch...

Page 49: ...tion are written to assist with meeting EMC requirements Minimizing Emissions Motors Ensure the leads are kept as short as possible Wiring Keep wire lengths as short as practical for a tidy layout Minimize any wire loops particularly loops of single wires as opposed to wire pairs Endeavour to run wires in pairs or bunches Where practical secure the cables to the wheelchair frame Immunity to Radiat...

Page 50: ...ly aware manufacturer Please be environmentally responsible and recycle this product at the end of its life through your local recycling facility This product may contain substances that can be harmful to the environment if disposed of into a landfill GBK64048 Issue 1 June 2007 50 ...

Page 51: ......

Page 52: ...2 9887 2824 Fax 61 2 9887 2114 E mail info dynamiccontrols com E mail fredems ozemail com au Europe Sales Service Asia Sales Dynamic Europe Ltd Dynamic Controls Ltd Asia Stonebridge Cross Business Park Droitwich Worcestershire WR9 0LW United Kingdom Ph 44 1905 772 321 Fax 44 1905 827 520 Floor 4 2 No 59 Tien Hsiang Rd Chung Shan District Taipei 104 Taiwan R O C Ph 886 955 335 243 Fax 886 2 2598 15...

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