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GBK60348

: Issue 1 - October 2007

Содержание DX

Страница 1: ...Modular powerchair control system DX SYSTEM MANUAL M T ...

Страница 2: ...system It does not refer to an accessory of the powerchair The DX System is a component of the powerchair DX is not user serviceable Specialised tools are necessary for the repair of any component Do not install maintain or operate this equipment without reading understanding and following this manual including the Safety and Misuse Warnings otherwise injury or damage may result This manual contai...

Страница 3: ...6 2 2 4 2 Battery Saver 16 2 2 4 3 High Voltage Rollback 16 2 3 The motors 17 2 3 1 Motor types 17 2 3 2 Motor connections 18 2 3 3 Motor resistance 18 2 4 The parkbrakes 19 2 4 1 Parkbrake types 19 2 4 2 Parkbrake configurations 19 2 4 2 1 Two 24V parkbrakes Dual M1 and M2 19 2 4 2 2 One 24V parkbrake Single M1 only 20 2 4 2 3 Two 12V parkbrakes 21 2 4 3 Manual parkbrake release switch 22 2 4 4 M...

Страница 4: ...mand Scaler 44 4 3 3 Park Brakes 45 4 3 3 1 Park Brake 45 4 3 3 2 Brake Bridge Off Delay 45 4 3 3 3 Test Park Brake Driving 45 4 3 4 Battery 46 4 3 4 1 Battery Guess 46 4 3 4 2 Voltmeter Battery Gauge 46 4 3 4 3 Slow Batt Time Scale Driving 46 4 3 4 4 Batt Gauge Ramp Rate 47 4 3 4 5 Batt Gauge Threshold 47 4 3 4 6 High Voltage parameters 47 4 3 4 7 Temperature Rollback 48 4 3 4 8 Halve Turning Gai...

Страница 5: ...ed Minimum 68 5 3 7 11 Turning Acceleration 68 5 3 7 12 Turning Deceleration 68 5 3 7 13 Non Linear Turn 69 5 3 7 14 Short Throw Travel Short Throw Shape 70 5 3 7 15 Grip 72 5 3 7 16 Damping Point Turn Damping Speed Damping 73 5 3 7 17 Min To Max Decel Ratio 73 5 3 7 18 Chair Stability Parameters 74 5 3 7 19 Steering stability parameters 78 5 3 8 Drive Profile Options parameters 80 5 3 8 1 Maximum...

Страница 6: ...ntrol Modules 100 6 5 DX Auxiliary Modules 100 6 6 Programmable parameters 101 6 6 1 Actuator Settings CLAM TAM 103 6 6 1 1 CLAM Enable 103 6 6 1 2 CLAM is Critical 103 6 6 1 3 Actuator While Driving 103 6 6 1 4 Actuator 1 5 Enable 104 6 6 1 5 Actuator 1 5 Current Limit 104 6 6 1 6 Actuator Timeout 105 6 6 1 7 Actuator Open Circuit Test 105 6 6 1 8 Joystick Actuators 105 6 6 1 9 Actuator buttons a...

Страница 7: ... 5 1 Replacement with the same type Master Remote125 7 5 2 Replacement with another type Master Remote 128 8 Testing 130 8 1 Before testing 130 8 2 The testing procedure 130 9 Diagnostics 133 9 1 Limp Mode 133 9 2 Stuck Power Button 133 9 3 Out Of Neutral At Power Up OONAPU 134 9 4 Diagnostic tools 134 9 5 Battery warning conditions 135 9 6 Flash codes 136 10 Appendices 139 10 1 Intended Use and R...

Страница 8: ...GBK60348 Issue 1 October 2007 8 ...

Страница 9: ... Remote many other remotes and modules are available to extend the DX System like Secondary Remotes for example attendant remotes sip n puff finger steering Switch input modules Lighting and Seating control modules Environmental control modules The DX System can be extended to a maximum of 16 modules DX System connections All modules are connected to each other by a DX BUS cable Most DX Modules ha...

Страница 10: ...ies section 2 2 The Motors section 2 3 The Parkbrakes section 2 4 A DX Power Module chapter 4 A DX Master Remote chapter 5 The DX BUS cables section 3 1 Optional Actuator or Lighting Modules chapter 6 P PB1 M1 P PB2 M2 P To HHP or Wizard 24V Battery DX Master Remote To Battery Charger DX Power Module DX BUS GBK60348 Issue 1 October 2007 10 ...

Страница 11: ...ee section 2 1 1 for general wiring recommendations Cover any unused DX BUS sockets with a GME64909 DX BUS Connector Cover Connect the DX Power Module to the motors see section 2 3 2 and the park brakes see section 2 4 2 Connect the DX Power Module to the batteries see section 2 2 4 1 Do not turn on the DX System yet Lift the powerchair off the ground and check the installation thoroughly see sect...

Страница 12: ...sed cables A damaged cable can potentially produce localised heat sparks or arcing and as such it can cause a fire Protect all cables against possible contact with flammable material Where possible the installation must prevent and or discourage the user to disconnect the DX BUS cable Warning 1 Route the cables and fasten all DX components in a position so that the cables the connectors and the co...

Страница 13: ...ery capacity Choose a battery capacity that is compatible with the intended use This ensures that the required chair range and or operating time is achieved The rated capacity in Ampere hours Ah of a battery is usually specified for a 20 hour discharge rate or 0 05 CA a current of 5 of the rated capacity A higher continuous discharge current dramatically reduces the available battery capacity As t...

Страница 14: ...00 Notes 1 Dynamic Controls recommends to use batteries with a capacity that is at least twice as high as the average discharge current 2 New batteries often start with only 80 of their rated capacity After a few charging cycles the capacity will increase to 100 3 Deep discharging or overcharging dramatically decreases the capacity of the battery This damage is permanent the battery will never ret...

Страница 15: ... the Master Remote that is used 2 It is recommended to leave the system off while charging when possible A load during charging especially a large load like the use of actuators can cause some battery chargers to think that the battery is more empty than that it actually is Dependent on the specifications of the battery charger this can result in overcharging and possible battery damage Read the m...

Страница 16: ... powerchair This protects the battery gives the powerchair a longer range before the battery is completely empty gives the user a physical warning that the battery is almost empty before the battery is damaged 2 2 4 3 High Voltage Rollback High Voltage Rollback is a battery protection feature that is especially useful for users who have to drive downhill often When a powerchair drives downhill the...

Страница 17: ...or motor loom lengths up to 400 mm For longer looms increase the wire size by 0 5 mm2 for every additional 200 mm length Generally the larger the wire size the better the powerchair performance 2 The chosen size and length of the motor wires can affect the optimum setting of the Load Compensation parameter see section 4 3 2 3 3 Gearless Brushless motors and the DX GB Power Module are not covered i...

Страница 18: ...0 and 350 mΩ The DX Power Module must know what the motor resistance is because the motor resistance determines the internal voltage drop in the motor when the motor is under high load when the motor needs a lot of current to do a task If the voltage inside the motor drops too much the performance of the powerchair will be decreased It will feel unresponsive It will slow down or stop when it tries...

Страница 19: ...ents driving 2 4 1 Parkbrake types Fail safe electro magnetic parkbrakes attached to each motor 24V or 12V 1A 2A maximum current per parkbrake dependent on the Power Module used see the PM manual for the correct specification 2 4 2 Parkbrake configurations The parkbrake connection pins are located in the motor connectors of the DX Power Modules PB PB 2 4 2 1 Two 24V parkbrakes Dual M1 and M2 In th...

Страница 20: ...econd 24V parkbrake in parallel to M1 because an open circuit fault in only one of the two parkbrakes can not be detected Always use the dual configuration for two 24V parkbrakes Note 1 If in this configuration the parkbrake is connected to M2 instead of M1 a Left Parkbrake Fault flash code 5 will occur 2 If the Park Brake parameter is set to Dual in this configuration with no parkbrake connected ...

Страница 21: ...e parameter see section 4 3 3 1 must be set to Single 12V Park Brake M1 12V Park Brake M1 12V Park Brake 12V Park Brake PB PB P P P P M2 12V parkbrakes configuration 2 12V parkbrakes configuration 1 Notes Configuration 1 if the park brakes are connected to M2 instead of M1 a Left Parkbrake Fault flash code 5 will occur Configuration 2 if PB is connected to M2 instead of M1 a Left Parkbrake Fault f...

Страница 22: ... parkbrake release is required For safety if the parkbrake is mechanically released the chair must not be able to drive One way to achieve this is to put a switch that disconnects the parkbrake from the Power Module in the mechanical parkbrake release When the parkbrake is disconnected from the Power Module a Parkbrake Fault will occur and the powerchair will not be able to drive 2 4 5 Parkbrake o...

Страница 23: ...oment that the parkbrake is de energised and the moment that the parkbrake actually engages mechanically This delay becomes important when the powerchair decelerates and stops When the powerchair has stopped it will take some time before the parkbrakes are actually engaged The Power Module uses the motors to brake and hold the powerchair during the time that the parkbrakes are not engaged active m...

Страница 24: ...GBK60348 Issue 1 October 2007 24 ...

Страница 25: ...olerant data network The DX BUS also distributes power to the DX Modules and can safely carry up to 12 Ampere continuously DX BUS Connector Pinout Pin Function 1 Communications CANL 2 Communications CANH 3 DXB 24 V fused 4 DXB 0 V CAN H and CAN L are used for communication between the modules DXB and DXB supply power to the modules and to the loads connected to them The maximum continuous current ...

Страница 26: ... 100 N max accidental non repetitive Cable Flex Force 10 N max Minimum Cable Bend Radius Flexing values for T 10 C 14 F 10 mm 0 39 inch fixed installation 25 mm 1 inch occasional flexing 50 mm 2 inch frequent flexing Operating Temperature ambient fixed installation 25 C to 50 C 13 F to 122 F Cable Temperature Rating 80 C 176 F internal operating temp Warning The specified bend flex radiuses are mi...

Страница 27: ...n repetitive Spring Force extension refers to the coiled section 20N 2x extension T 10 C 50 F 50N 2x extension T 10 C 14 F 30N 3x extension T 10 C 50 F Minimum Cable Bend Radius Flexing values for T 10 C 14 F 20 mm 0 8 inch fixed installation 30 mm 1 2 inch occasional flexing 50 mm 2 inch frequent flexing Operating Temperature ambient fixed installation 25 C to 50 C 13 F to 122 F Cable Temperature...

Страница 28: ...he Because of the internal resistance of the DX BUS cable high current modules can c Power Module For this reason all high current DX Modules for example actuators and lights must be connected as close to the Power Module as possible preferably in parallel DX modules connected in series DX Master Remote DX Power Module DX module DX module DX module DX module 24V DX BUS DX BUS High current DX modul...

Страница 29: ...n see 4 3 2 5 Smart current limiting and temperature limiting see 4 3 2 1 and 4 3 4 7 Left Right Motor swap option to facilitate motor cabling see 4 3 2 7 Motor connector polarity swap for different motor polarity options see 4 3 2 8 Single or dual parkbrakes see 2 4 2 Programmable parkbrake delay see 4 3 3 2 Dynamic braking in neutral Protected against external events such as o reverse battery po...

Страница 30: ...chair Correct installation and programming are essential to ensure optimum performance and safety 4 2 Available Power Modules DX Power Module Current Motor type Lighting DX PMB 60A dual 24V DC no DX PMB2 80A dual 24V DC no DX PMB S 120A single 2x 60A parallel 24V DC no DX GB 100A dual 24V AC no The PMB S has its two motor and Park Brake channels driven in parallel for a single motor output with tw...

Страница 31: ...tion 0 500 mΩ 0 mΩ A Temp Dependant Load Comp No Yes No A Veer Compensation 10 10 0 A Emergency Deceleration 25 100 75 A Left Right Motor Swap Normal Swap Normal A Left Motor Invert No Yes No A Right Motor Invert No Yes No A Stall Timeout No Yes Yes A Stall Time 5 50 s 15 s A Motor I2T Protection No Yes No A Motor I2T Threshold 10 90 33 A Motor I2T Time Scale 10 200 decimal 32 dec A Maximum Motor ...

Страница 32: ...ternal Setup Temperature Rollback Minimum 40 75 C 50 C A Temperature Rollback Maximum 50 85 C 70 C A Halve Turning Gain No Yes No A Note 1 Wizard 5 uses the value of the Halve Turning Gain parameter to determine the Power Module Revision Rev or Rev A Set this parameter to Yes if you want to use the Rev A parameters If the Halve Turning Gain parameter is set to No the Wizard will assume that the pr...

Страница 33: ...rrent motors resulting in motor damage To protect the motors from fast high current transients additional to the slower software algorithm a very fast hardware algorithm is provided This algorithm can be programmed with the Hardware Current Limit Scaler parameter The value of Hardware Current Limit Scaler is given as a percentage of the nominal current rating of the Power Module For maximum motor ...

Страница 34: ...s going through thick mud Slows down when it goes up a sidewalk edge or up a ramp Slows down with heavier users Changes direction when it drives over a bump Changes direction when the weight of the user shifts Drives smoothly Keeps the speed reasonably constant Only slightly slows down on a slope Keeps the direction constant Only slightly changes direction when it drives over a bump Drives very ro...

Страница 35: ...inal resistance Minimum stall resistance Armature winding resistance or Winding resistance or R Use this value directly when it is given in milliOhms mOhms or mΩ Multiply by 1000 when it is given in Ohms or Ω Look for the Stall Current sometimes this is located under Stall Torque or Peak Torque In the motor graph it is the current when the speed is zero The motor resistance is the nominal voltage ...

Страница 36: ...ditional motors as resistors lock those too A GBK60348 Issue 1 October 2007 36 2 Connect the motor the Volt meter the Ampere meter the resistor and the battery together as shown in the schematic Do NOT connect the positive terminal of the battery yet 3 Put the Voltage meter and the Ampere meter in a position where you can read them both at the same time 4 Set the range of the Voltmeter to 10V and ...

Страница 37: ...r with this Load Compensation setting Drive up a slope or a sidewalk edge If Load Compensation has the correct value The chair only slightly slows down when it goes up the slope edge The chair only slightly changes direction when it goes up the slope edge Notes 1 If the motor is connected to the battery longer than 5 seconds the motor becomes warm If the motor is warm let the motor cool down befor...

Страница 38: ...to the DX Master Remote GBK60348 Issue 1 October 2007 38 4 Enter Technician Mode see section 7 1 1 1 HHP Technician Mode 5 Press NEXT Technician mode Master JS Module JOYSTICK CALIBRATION EXIT YES NEXT 6 Press YES 7 Press NEXT 8 Press DOWN or UP to set the motor resistance to 20 milliohms 9 Push the joystick slightly forward to drive at a VERY LOW SPEED 10 Keep the joystick in exactly the same pos...

Страница 39: ...R MOD Load compensation 80 milliohms EXIT NEXT UP DOWN 16 Press EXIT to save the motor resistance 17 Turn the DX System OFF 18 Disconnect the HHP Notes 1 This test procedure causes the motor to become hot For this reason the resulting value for Load Compensation is too high Reduce Load Compensation by 20 to make sure that the powerchair is not uncomfortable to drive when the motor is cold 2 A new ...

Страница 40: ...me the chair will not drive in a straight line The chair will slightly change its direction veer when it drives forward Veer Compensation calculates how much the chair must correct its direction to go in a straight line Veer Actual direction Veer Compensation Intended direction Actual direction Veer The chair does not drive straight when the performance of the two motors is not equal The chair now...

Страница 41: ...ues Default Rev HHP Lite Std Adv Emergency Deceleration 25 100 75 A Emergency Deceleration sets the rate at which the powerchair comes to a halt when a fault that requires an emergency stop occurs the user switches off the system while driving If Emergency Deceleration is set to a higher value the powerchair will stop in a shorter time period The optimum value depends on the powerchair type the pr...

Страница 42: ...ages and Diagnostic messages ignore the value of this parameter Left Motor Parkbrake fault is always the motor parkbrake connected to M1 Right Motor Parkbrake fault is always the motor parkbrake connected to M2 4 3 2 8 Motor Invert Parameter Possible Values Default Rev HHP Lite Std Adv Left Motor Invert No Yes No A Right Motor Invert No Yes No A If these parameters are set to Yes they swap the pol...

Страница 43: ...Stall Time seconds of maximum continuous current If a stall timeout has occurred the powerchair will not drive and Flash Code 11 see 9 6 will be displayed on the System Status LED of the DX Master Remote To reset the system switch it off and switch it back on again Note Some safety standards specify a particular Stall Time 4 3 2 11 Motor Continuity Test Parameter Possible Values Default Rev HHP Li...

Страница 44: ...r 50 100 95 A The Input Demand Scaler scales down the Speed Demand that the Power Module receives from the UCM see also section 5 3 1 Speed and acceleration principles This makes sure that the powerchair does not slow down when it changes direction To adjust the direction of the powerchair when the chair travels forward the Power Module speeds up one wheel while it keeps the speed of the other whe...

Страница 45: ... this time the Power Module will switch off the motors The correct value of this parameter is dependent on the mechanics of the parkbrake that is used on the chair Warning Make sure that the Brake Bridge Off Delay value is greater than the time it takes for the parkbrakes to mechanically engage when they have been electrically de energised The parkbrakes must engage before the motors turn off or t...

Страница 46: ...cted of the battery after driving when no charging has occurred If the battery voltage rises by more than this value while the DX System is off the Battery Gauge will be updated Normally these parameters should be left at the factory pre set values 4 3 4 2 Voltmeter Battery Gauge Parameter Possible Values Default Rev HHP Lite Std Adv Voltmeter Battery Gauge No Yes No A No The Battery Gauge shows a...

Страница 47: ...itched on after charging This can mislead the battery gauge into thinking that the batteries are full when in fact they are not To make sure that the battery gauge does not show the wrong information the battery level information is saved when the DX System is turned off When the System is turned on again the new level of the battery is compared to the old level If the new level is very different ...

Страница 48: ... Halve Turning Gain No Yes No A Halve Turning Gain halves the values of the Turning Speed Maximum 5 3 7 9 and the Turning Acceleration 5 3 7 11 parameters for every Drive Profile for more information on Drive Profiles see 5 3 2 This allows lower turning speeds and acceleration without a loss of resolution Enabling Halve Turning Gain is particularly useful for high speed chairs and Front Wheel Driv...

Страница 49: ...lays the system status to the user via the System Status LED Controls the status of the DX System Drive Profiles 49 Stores and controls up to six see section 5 3 2 Backs up all system parameters Restores system parameters if a module has been replaced see section 7 3 Provides a DX System programming socket for the HHP or the Wizard A range of Master Remotes is available for different applications ...

Страница 50: ...cation with programming tools HHP or Wizard The UCM has had several software revisions dash A C The available parameters and their meaning are slightly different between software versions See the programming section for a list of all parameters 5 1 2 The physical user interface The physical user interface translates the physical inputs buttons joystick into electrical signals it sends to the UCM I...

Страница 51: ...tches G90T two toggle switches Advanced Driving Seating and lighting All actuators directly accessible from keypad DX REM34 Dolphin Remote Advanced Driving Seating and lighting DX REM41 All actuators directly accessible from keypad DX REM41S Dolphin Tray Remote Chin control Drive only Joystick on off switch Speedpot No display DX REM32 No battery charger socket only a programming socket Chin Remot...

Страница 52: ...rectional actuator control DX REMG91 Highly customisable DX REMG91S Accessory Shortcut Key gives access to the last used function G91S provides single switch scanning Switched Drive 4 directions one switched On Off control Optional joystick attendant control with Secondary Remote DX MASTERSW Switch Interface Advanced menu driven driving and environmental control Joystick operation with Secondary R...

Страница 53: ...The actual achievable mechanical top speed in km h of any particular powerchair depends on factors like the wheel size the motors the gear used the available battery voltage batteries that are almost empty have a lower maximum output voltage The mechanically achievable top speed varies greatly between powerchair models For this reason the Speed Demand value is given as a percentage of that mechani...

Страница 54: ...parameter whichever has the lowest momentary value The Maximum Motor Volts GBK60348 Issue 1 October 2007 54 parameter 4 3 2 12 sets the maximum Voltage that the Power Module will apply to the motor The powerchair manufacturer can use this parameter to limit the Chair physical top speed to a calculated speed limit for a particular chair type for specific motors and a specific wheel diameter The Inp...

Страница 55: ...via the DX BUS The actual output value of the Speed Pot function will be the lowest of all the parameters above The Speed Limit function allows DX Modules to limit the maximum speed when necessary For example when the seat is raised the speed of the chair must be limited The adjustable range 0 100 is a percentage of the Speed Maximum parameter The Speed Limit function gets its input from a group o...

Страница 56: ...h Too sensitive Jerky Too low Unresponsive Long delays Good Smooth Dependent on user and environment SPEED Too low Unresponsive Braking distance too long The deceleration of the powerchair can be adjusted with the Forward Deceleration 5 3 7 4 the Reverse Deceleration 5 3 7 8 and the Turning Deceleration 5 3 7 12 parameters Note The UCM applies the acceleration and deceleration algorithms to the Sp...

Страница 57: ...d is reached as a percentage of the acceleration deceleration slope before damping has started 4 The end acceleration deceleration is 4 of the acceleration deceleration before damping which gives a very smooth curve 100 The end acceleration deceleration is 100 of the acceleration deceleration before damping which effectively results in no damping at all Soft Start Acceleration The Damping Point on...

Страница 58: ...he Drive Profile parameters as they appear in the Wizard Dependent on the features of the Master Remote in use and its programming the user can choose Drive Profile 1 5 with the Drive Profile selection buttons on the Master Remote the joystick on the Master Remote or the Secondary Remote GBK60348 Issue 1 October 2007 58 the ARC buttons or switches see 6 6 3 4 external Drive Profile selection switc...

Страница 59: ...ard reverse and turning These settings can be adjusted so that the different Drive Profiles either act as a digital Speed Pot or cater for the different needs in different environments for example indoors or outdoors It is common practice to program Drive Profile 1 as the slowest profile and Drive Profile 5 as the fastest profile Programming Drive Profiles as a digital Speed Pot Forward speed shou...

Страница 60: ...ving habits of one user If a chair is frequently shared between users Single Profile Mode see 5 3 10 4 in combination with Chair Speed Enable see 5 3 10 3 can be useful Single Drive Profile mode makes it easy to quickly adapt a chair to different users or situations without the need for extensive programming When the HHP is plugged in the therapist or carer can easily adjust the overall Chair Spee...

Страница 61: ... specific users For actuator operation the Joystick Switch Threshold parameter 5 3 10 16 can reduce the amount of deflection that is needed before the switch function is activated Warning When you adjust Short Throw Travel use Short Throw Shape to make sure that the user can not request full forward speed and full turn speed at the same time See section 5 3 7 14 for more details 5 3 5 Chair stabil...

Страница 62: ... 5 C Reverse Acceleration 10 70 70 A C Reverse Deceleration 15 100 30 A C Turning Speed Maximum 20 100 N A A C Turning Speed Minimum 5 100 5 C Turning Acceleration 10 70 40 A C Turning Deceleration 15 100 70 A C Turn Damping 10 100 40 C Non Linear Turn No Yes No C Short Throw Shape 100 200 200 C Short Throw Travel 100 200 100 C Grip 5 100 100 C Damping Point 10 100 40 A Speed Damping 5 100 40 C Mi...

Страница 63: ...s A C Joystick Source RJM No Yes No A Joystick Source Master ACU RJM Display ARC ExtNV1 ExtNV2 None Master C Joystick Swap Forward Reverse No Yes No A C General User Options Speed Pot Scaler 20 100 100 A Chair Speed 0 10 10 C Soft Start Acceleration No Yes No A C Neutral Maximum 10 50 10 A C Disable OONAPU Faults No Yes No A C Drive Delay After Power up 0 10 0 s C Lock Enable No Yes No A C Sleep M...

Страница 64: ...s No C CANH Power Switch No Yes Yes C CAN Terminator No Yes Yes C UCM Joystick Swap Left Right No Yes No A C Rotate UCM Joystick No Yes No C ACU Enable No Yes Yes A C ACU Joystick Swap Left Right No Yes No A C ACU has Momentary Switch No Yes No C ACU Momentary Switch Timeout No Yes Yes C RJM Enable No Yes Yes A C RJM Joystick Swap Left Right No Yes No A C RJM has Analog Joystick No Yes Yes C Joyst...

Страница 65: ... Maximum 20 100 N A A C Turning Speed Minimum 5 100 5 C Turning Acceleration 10 70 40 A C Turning Deceleration 15 100 70 A C Turn Damping 10 100 40 C Non Linear Turn No Yes No C Short Throw Shape 100 200 200 C Short Throw Travel 100 200 100 C Grip 5 100 100 C Damping Point 10 100 40 A These parameters are set for all drive profiles at once Parameter Possible Values Default Rev HHP Lite Std Adv Spe...

Страница 66: ...eed setting recommendations 5 3 7 3 Forward Acceleration Parameter Possible Values Default Rev HHP Lite Std Adv Forward Acceleration 10 70 40 A C Sets the rate at which the forward speed increases after the joystick has been deflected forward 10 results in a very slow increase 70 results in a very quick increase See also section 5 3 1 3 Acceleration and deceleration 5 3 7 4 Forward Deceleration Pa...

Страница 67: ... set for every Drive Profile This parameter partially replaces the Speed Pot Scaler parameter see 5 3 9 5 See also section 5 3 2 3 Speed setting recommendations 5 3 7 7 Reverse Acceleration Parameter Possible Values Default Rev HHP Lite Std Adv Reverse Acceleration 10 70 70 A C Sets the rate at which the reverse speed increases after the joystick has been deflected backward 10 results in a very sl...

Страница 68: ...t is in its Minimum position This parameter must be set for every Drive Profile See also section 5 3 2 3 Speed setting recommendations 5 3 7 11 Turning Acceleration Parameter Possible Values Default Rev HHP Lite Std Adv Turning Acceleration 10 70 40 A C Sets the rate at which the turning speed increases after the joystick has been deflected sideways 10 results in a very slow increase 70 results in...

Страница 69: ...his gives the user finer steering control at low turning speed because more movement of the joystick is required to generate the same turning output Non Linear Turn does not change the maximum turning speed so the powerchair will still be able to turn smoothly for example on thick carpet Output Movement 100 100 50 Non Linear Turn No Non Linear Turn Yes 69 See also Halve Turning Gain section 4 3 4 ...

Страница 70: ...gnal is possible in situations where a joystick has not been or can not be calibrated correctly A large gain increase up to 200 allows users with very little hand movement full proportional control Output Movement 100 100 50 Short Throw Travel 100 Short Throw Travel 200 Warning Increasing Short Throw Travel can introduce a safety risk because the mechanical resistor plate does not anymore restrict...

Страница 71: ...ow Shape 100 A good starting point for a user with limited hand movement strength can be Parameter Name Value Short Throw Travel 150 Short Throw Shape 150 Joystick Switch Thre for actuator control shold see 30 5 3 10 16 Warning ings are to be used as a guideline only It is the responsibility manufacturer to make sure the program is safe and These sett of the powerchair suitable for a particular ch...

Страница 72: ...7 72 Grip parameter value Use when Result 100 Good physical grip No adjustment needed The Chair Stability Parameters have their actual OEM programmed value 5 Very little physical grip The effect of the Chair Stability Parameters is increased to provide more stability Maximum stability needed Physical grip is the amount of contact that the drive wheels have with the surface that they drive on With ...

Страница 73: ...ng point for forward and reverse Turn Damping Damping Point for turning Acceleration and deceleration See also section 5 3 1 3 Warning An unsuitably high or low value can make the powerchair unstable 5 3 7 17 Min To Max Decel Ratio Parameter Possible Values Default Rev HHP Lite Std Adv Min To Max Decel Ratio 4 100 20 A C This parameter is used together with the Damping Point Turn Damping Speed Dam...

Страница 74: ... control means that the chair s inertia and turn component are such that the tyres lose traction and slide rendering any action from the controller ineffective Traction is affected by many factors such as the chair design the wheel base length and width the centre of gravity of the chair the state and inflation of the tyres the friction and slope of the driving surface the weight and the position ...

Страница 75: ...the physical joystick position but it limits the chair response For example with a 5 Speed X Turn for Grip value if a powerchair travels at full speed forward and the joystick suddenly demands a sharp right turn the chair will first slow down before it starts to turn Forward 75 Note The actual chair response can be limited by other factors or parameters for example the acceleration parameters the ...

Страница 76: ...alue effectively demanding deceleration or slowing down in spite of the user requesting the forward speed to be increased GBK60348 Issue 1 October 2007 76 Joystick movement Temporary negative forward acceleration The outer wheel must slow down to decrease the turning before the inner wheel can accelerate forward Parameter Possible Values Default Rev HHP Lite Std Adv Accel Into A Turn For Grip 0 20...

Страница 77: ...ese parameters by actually physically testing their effect on the chair stability of a particular chair and adjusting the values as necessary See section 7 4 Programming and testing a DX chair for stability A possible starting point to prevent Front Wheel Drive powerchairs from spinning could be Parameter Name Value Speed X Turn for Grip 65 Accel out of a Turn for Grip 150 Accel into a Turn for Gr...

Страница 78: ... of 100 has no effect A value of 50 reduces steering at full speed by 50 2 If the user does want to change direction slightly when travelling at full speed the acceleration damping of the Damping Point see 5 3 7 16 in combination with the Chair Stability Parameters 5 3 7 18 can cause a steering delay The user does not feel the chair turning and deflects the joystick further effectively over steeri...

Страница 79: ...and End value 25 x 0 7 17 5 Turning Acceleration 40 Turning Accel Full Speed 200 End value 40 x 2 80 If Turning Full Speed has a low value increase the value of Turning Accel Full Speed to minimise steering delays A possible starting point to prevent powerchairs from snaking 79 Parameter Name Value Turning Full Speed 70 Turning Accel full Speed 200 Warning These settings are to be used as a guidel...

Страница 80: ...file No Yes No A C Sleep Timeout 1 60 min 5 min A C Soft Start Time 0 1000 ms 0 ms A C Joystick Source RJM No Yes No A Joystick Source Master ACU RJM Display ARC ExtNV1 ExtNV2 None Master C Joystick Swap Forward Reverse No Yes No A C 5 3 8 1 Maximum Profile Number Parameter Possible Values Default Rev HHP Lite Std Adv Maximum Profile Number 1 5 5 A C Sets the number of Drive Profiles that is avail...

Страница 81: ...rap Profiles parameter is ignored in certain configurations Refer to the manual of the Master Remote used Make sure that the product functions as expected after making changes 5 3 8 3 Change Profile While Driving Parameter Possible Values Default Rev HHP Lite Std Adv Change Profile While Driving No Yes No A C No the powerchair must be stopped before the Drive Profile can be changed Yes the Drive P...

Страница 82: ...efault Rev HHP Lite Std Adv Sleep Timeout 1 60 min 5 min A C If sleep mode is enabled with the Sleep Mode Enable parameter see section 5 3 9 8 Sleep Timeout sets the number of minutes of inactivity after which the DX System goes to sleep Sleep Timeout can be set separately for each Drive Profile 5 3 8 6 Soft Start Time Parameter Possible Values Default Rev HHP Lite Std Adv Soft Start Time 0 1000 m...

Страница 83: ...type joysticks RJM type joysticks include all DX RJM joysticks switch modules and the Sip and Puff module Some Master Remotes do not use Display ExtNV1 or ExtNV2 Refer to the manual of the Master Remote in question for more details All revisions If you select ACU make sure that the ACU Enable parameter 5 3 10 9 is set to Yes If you select RJM make sure that the RJM Enable parameter 5 3 10 13 is se...

Страница 84: ...Adv Joystick Swap Forward Reverse No Yes No A C This parameter reverses the direction of the DX Master Remote s built in joystick Parameter Value Deflection Driving direction Forward Forward No Reverse Reverse Forward Reverse Yes Reverse Forward Use this parameter if the DX Master Remote is mounted in a reverse orientation ...

Страница 85: ... 5 3 10 3 its value can be easily edited with the HHP Otherwise its value can only be set with the Wizard 5 3 9 2 Soft Start Acceleration Parameter Possible Values Default Rev HHP Lite Std Adv Soft Start Acceleration No Yes No A C Soft Start Acceleration temporary reduces the acceleration rate when the chair starts driving from a standstill This reduces the jerk when starting particularly with hig...

Страница 86: ...nlimited time to return the joystick to the centre The powerchair will still not drive until the joystick is returned to the centre but the OONAPU fault will never become a latching fault Parameter Value Result No The OONAPU fault becomes a latching fault after 4 seconds The user must switch off the DX System to clear a latching fault Yes The OONAPU fault never becomes a latching fault As soon as ...

Страница 87: ...s Default Rev HHP Lite Std Adv Lock Enable No Yes No A C If the Master Remote has a physical lock for example a magnetic key set this parameter to Yes Note On some Master Remotes for example the REM41 the physical lock is always enabled and the value of Lock Enable is ignored Refer to the manual of the Master Remote for more details 5 3 9 8 Sleep Mode Enable Parameter Possible Values Default Rev H...

Страница 88: ... the Power up Profile Number parameter RESPONSE 1 NEXT DOWN UP The Response chosen with the HHP is stored in Power up Profile Number Note If Single Profile Mode is enabled make sure to only use valid user Drive Profiles for Power up Profile Number 1 to the value of the Maximum Profile Number parameter see section 5 3 8 1 5 3 9 10 Enable Joystick Wakeup Parameter Possible Values Default Rev HHP Lit...

Страница 89: ...hreshold 20 80 50 C 5 3 10 1 CLAM Slowdown Parameter Possible Values Default Rev HHP Lite Std Adv CLAM Slowdown 0 100 20 A C Some actuators can place the powerchair in a physical unstable position when they are extended for example seat raise actuators For safety the Actuator Module can activate a system wide Slow state when it receives a signal from an external switch which indicates that the cha...

Страница 90: ...Drive Profile Response in Single Profile Mode see 5 3 10 4 Chair Speed programming with the HHP simplifies speed programming for the dealer or therapist Without Chair Speed all the speed parameters must be adjusted for all the Drive Profiles individually With Chair Speed enabled the dealer or therapist can edit the Chair Speed parameter on the HHP to adjust the global chair speed for all Drive Pro...

Страница 91: ...HP refers to the Power up Profile Number parameter as Response 2 If Single Profile Mode is set to Yes make sure that Power up Profile Number does not have the value 6 or 7 3 For the HHP to be able to change the Drive Profile in Single Profile Mode Chair Speed Enable see 5 3 10 3 must be set to Yes 5 3 10 5 CANH Power Switch Parameter Possible Values Default Rev HHP Lite Std Adv C CANH Power Switch...

Страница 92: ... Rev HHP Lite Std Adv Rotate UCM Joystick No Yes No C If this parameter is set to Yes the joystick operation of the Master Remote is rotated by 90 Parameter Value Deflection Driving direction Forward Forward Right Right Reverse Reverse No Left Left Forward Right Right Reverse Reverse Left Yes Left Forward To rotate the other way around Forward Left set Joystick Swap Forward Reverse 5 3 8 8 and UCM...

Страница 93: ...t wants to take control of the powerchair This switch can be a latching switch a switch that stays in the same position after switching or a momentary switch a switch that returns to its original position for example a push button If the ACU has a momentary switch set ACU has Momentary Switch to Yes Note The DX ACU1 is fitted with a latching switch 5 3 10 12 ACU Momentary Switch Timeout Parameter ...

Страница 94: ... Joystick Swap Left Right to Yes This parameter only applies to the RJM To apply Left Right joystick swap to the ACU joystick use the ACU Joystick Swap Left Right parameter 5 3 10 10 To apply Left Right joystick swap to the Master Remote joystick use the UCM Joystick Swap Left Right parameter 5 3 10 7 5 3 10 15 RJM has Analog Joystick Parameter Possible Values Default Rev HHP Lite Std Adv RJM has ...

Страница 95: ...he value No the UCM ignores the small speed and direction signals generated by the joystick processing This makes sure that the powerchair does not veer The size of the zero area is determined by the value of the Neutral Maximum parameter see 5 3 9 3 zero F R zero F R zero L R zero L R Neutral Maximum 10 zero zero F R zero L R Neutral Maximum 30 zero Neutral Maximum 10 RJM has Analog Joystick Yes ...

Страница 96: ...assigns the joystick to be in the on position Set this parameter lower than 50 to allow a forward sideways or a reverse sideways switch operation when the restrictor plate does not physically allow this allow users with very little hand movement to operate the joystick switches comfortably Joystick Switch Threshold 20 Joystick Switch Threshold 80 GBK60348 Issue 1 October 2007 96 See also section 5...

Страница 97: ...will not operate when that particular module is not detected during power up Warning Each DX Module has its own Installation Manual that describes the installation requirements of that particular module This chapter gives a brief description of several DX Auxiliary Modules but it is not a substitute for the manual of those modules If you have purchased a specific DX Module read and understand the ...

Страница 98: ...st chair speed DX ACU1 Dual Control Attendant joystick User joystick for Master Remotes without joystick User joystick mountable on the armrest or away from it DX RJM Compact chin remote Remote Joystick Module Users without finer hand movement Situations where a normal joystick can be damaged DX RJM HD Heavy Duty Joystick Full proportional control with very little movement or force Completely seal...

Страница 99: ...h the DX BUS Soft Start feature provides smooth actuator control Slow Stop input for actuator position switches Programmable current limits and maximum operation time DX ARC5 Actuator Remote Control Separate handset for actuator control Ideal for attendant use users who can not use the controls of the Master Remote Controls up to 5 seat positioning actuators Actuators can optionally be operated wh...

Страница 100: ...Works together with the Specialty Controls Master Remote Infra Red Transmitter Receives mouse move commands from the DX IRIS2 Works alongside the computer s existing mouse Serial port connection DX PCMR USB Serial converter DX USB COM Infra Red Mouse Receiver 6 5 DX Auxiliary Modules DX Module Function Applications Powerchair lock Makes sure that only authorised people can drive the chair Lighting...

Страница 101: ... A C Actuator 2 Current Limit 2 1 14 A 6 1 A A C Actuator 3 Current Limit 2 1 14 A 6 1 A A C Actuator 4 Current Limit 2 1 14 A 6 1 A A C Actuator 5 Current Limit 2 1 14 A 6 1 A A C Actuator Timeout 1 120 s 30 s A C Actuator Open Circuit Test No Yes No A C Joystick Actuators No Yes No A C Actuator buttons are bi directional No Yes No A Lighting Settings CLAM LM LMZ CLAM Lighting Enable No Yes Yes A...

Страница 102: ...Actuators 1 2 No Yes Yes C ARC Drives Actuators 1 2 No Yes Yes C ARC Drives Actuator 3 No Yes Yes C ARC Drives Actuator 4 No Yes Yes C ARC Drives Actuator 5 No Yes Yes C Environment Control Settings ECU1 ECU2 ECU 1 Enable No Yes No C ECU 2 Enable No Yes No C ECU1_1_ENABLE No Yes Yes C ECU1_8_ENABLE No Yes Yes C ECU2_1_ENABLE No Yes Yes C ECU2_8_ENABLE No Yes Yes C ...

Страница 103: ... a CLAM or a TAM in the system CLAM is Critical is normally set to No unless the SLOW STOP input of the CLAM or TAM is used to inhibit driving If CLAM Enable 6 6 1 1 has the value No the value of CLAM is Critical is ignored 6 6 1 3 Actuator While Driving Parameter Possible Values Default Rev HHP Lite Std Adv Actuator While Driving No Yes No A C Yes The actuators can be operated while the powerchai...

Страница 104: ...t flexible to assign the two actuators to the correct channel when the control buttons have predefined icons To avoid confusion do not enable more than two channels when using the TAM If CLAM Enable 6 6 1 1 has the value No the value of all Actuator Enable parameters is ignored 6 6 1 5 Actuator 1 5 Current Limit Parameter Possible Values Default Rev HHP Lite Std Adv Actuator 1 Current Limit 2 1 14...

Страница 105: ... Before a selected actuator starts to operate it is tested for open circuit open circuit can happen when the actuator is not connected or damaged If the test fails Flash Code 2 DX Accessory Fault will be displayed The powerchair still drives normally but all the actuators will not function Set this parameter to Yes for important or critical actuator functions 6 6 1 8 Joystick Actuators Parameter P...

Страница 106: ...eter has moved to the Remote Specific Options section 6 6 2 Lighting Settings CLAM LM LMZ The lighting of a powerchair normally consists of Indicators Two yellow lights that can be used individually as left right indicators and together as hazard lights Side lights White lights that are mounted either at the front the side or the back of the powerchair Several modules can control the lighting of t...

Страница 107: ...itted and it controls the powerchair lights set Lighting Module Enable to Yes Set to No in all other cases 6 6 2 3 Lighting Module is Critical Parameter Possible Values Default Rev HHP Lite Std Adv Lighting Module is Critical No Yes Yes C Yes The DX System does not allow the powerchair to drive and generates a Module Fault flash code 1 if the DX System can not detect a Lighting Module in the syste...

Страница 108: ...indicator switches of the Master Remote The appropriate lighting module must also be enabled 6 6 2 6 Hazard Lights Enable Parameter Possible Values Default Rev HHP Lite Std Adv Hazard Lights Enable No Yes Yes A C If set to Yes the hazard lights can be operated with the hazard light switch of the Master Remote The appropriate lighting module must also be enabled 6 6 2 7 Remember Hazard State Parame...

Страница 109: ... joystick simultaneously to operate the same actuator will cancel the actuator operation that is in progress 6 6 3 2 ARC Always Drives Actuators 1 2 Parameter Possible Values Default Rev HHP Lite Std Adv ARC Always Drives Actuators 1 2 No Yes Yes C Yes The ARC always drives actuator 1 and 2 with its top four switches No The top four switches of the ARC can be used as a switched joystick if the Joy...

Страница 110: ...es The chosen actuator channel on the DX ARC or the DX ARC SWB drives the actuator No The chosen actuator channel on the DX ARC or the DX ARC SWB has another function see drawing GBK60348 Issue 1 October 2007 110 Yes No Actuator 1 Actuator 2 Actuator 3 Actuator 4 Actuator 5 Drive Rev Drive Fwd Turn Left Indicator Right Lights Profile Down Turn Right Indicator Left Horn Profile Up Extend Retract ...

Страница 111: ...r module and ECU2 as an environment control module Note The number of ECU Modules and Channels that can be used depends on the Master Remote Some Master Remotes only support one ECU and some do not support DX ECU Modules at all Refer to the specifications in the manual of your Master Remote 6 6 4 2 ECU Channel ENABLE Parameter Possible Values Default Rev HHP Lite Std Adv 111 ECU1_1_ENABLE No Yes Y...

Страница 112: ...GBK60348 Issue 1 October 2007 112 ...

Страница 113: ...e programmed features and functions With inappropriate programming settings certain features and options may not be accessible or perform as expected DX is a fully programmable system that can be optimised for particular chair types and to suit the driving environment and preferences of individual users DX can be programmed at 3 points During manufacturing by Dynamic Default Programs Prior to ship...

Страница 114: ...s and their authorised dealers It is not for use by the powerchair user Dealers may only program parameters as instructed by the powerchair manufacturer The DX HHP Manual should be read and understood before attempting to use the HHP 7 1 1 1 HHP Technician Mode Some parameters are protected they can only be accessed in Technician Mode To enter technician mode on the HHP 1 Turn the DX System ON 2 C...

Страница 115: ...cturer Gives write access to a wide range of parameters Enhanced Dealer Standard Parameters that the powerchair manufacturer wants to keep control of can be viewed but not edited Parameters that relate to powerchair accessories for example actuators can still be edited Dealer Lite A limited range of parameters can be viewed Only a few parameters can be edited Parameters that may cause hazards or r...

Страница 116: ...apter 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 Factory version DWD OEM DWD EDL DWD DLR DWD FAC 1 1 1 1 Wizard Dongles USB port OEM Advanced version Enhanced dealer Standard version Dealer Lite version Factory version DWD OEM U DWD EDL U DWD DLR U DWD FAC U 1 1 1 1 DX Hand Held Progr...

Страница 117: ...eters Drive profiles The Power Module stores the parameters that are needed to keep the system safe and to convert the speed and direction commands of the Master Remote to the correct voltage and the correct current needed to drive the motors For example Maximum temperature parameters Parkbrake test and motor test parameters Load Compensation compensates for a powerful or a weak motor Veer Compens...

Страница 118: ...dule When the Auto Download has finished the DX Master Remote Status LED displays Flash Code 1 Module Fault 5 Turn the system off 6 Turn the system on again The system now starts up with the new downloaded values and is ready to use Note If the Status LED does not display Flash Code 1 after the system has been switched on the Auto Download has finished correctly and the system does not need a rest...

Страница 119: ...to the operator tester or bystanders or damage to the vehicle or surrounding property It is the responsibility of the operator tester to assess his her own safety and the safety of others and to take appropriate precautions and safety measures before performing these tests Safety measures may include but are not limited to Making sure that the chair can not tip over during an emergency stop on a s...

Страница 120: ...forward reverse and turning acceleration and deceleration 5 3 1 3 for each Drive Profile Set Speed Damping 5 3 7 16 to 40 and Turn Damping to the same value as the Turning Speed Maximum parameter Sit in the chair and test the different acceleration deceleration settings b QUICKLY deflect the joystick fully forward fully backward fully left and fully right no positions in between c Check that the t...

Страница 121: ...ace with good grip Sit in the chair and select the fastest Drive Profile Set Grip and Speed x Turn for Grip to 100 a Deflect the joystick fully forward Wait until the chair has reached its maximum speed Slowly b SLOWLY move the joystick along the side of the physical restrictor plate from the forward position fully to the side position Check that the chair does not lose control If the chair loses ...

Страница 122: ...e this may make the chair too slow A Grip value of 50 can be a starting point for sport chairs where users can want to and have to react to dangerous conditions themselves e powerchair manufacturer could produce three different mplates with appropriate template for a specific user The Grip parameter in these templates should be no higher than the value used during the process that is described her...

Страница 123: ...ppery slope door Wet Drive Profile and set the Grip to 50 hat the chair is able to e If the chair is not stable on this surface while driving very slowly for example because the tyres provide almost no traction at all or the centre of gravity of the chair is so high that the chair almost tips over when standing still do not test any further on this surface b Include in the user itself is not stabl...

Страница 124: ...ofile GBK60348 Issue 1 October 2007 124 Note sur ower value does not leave any headroom for the dealer herapist to decrease Grip further for patients who think the current tting is too scary Do not set Grip lower than 20 when setting up the chair for a bad face A l or t se turn is started until the chair almost becomes us Warning Take EXTREME care when performing the bad grip tests Do NOT perform ...

Страница 125: ...he Master Remote even the values of the parameters that are not accessible with the dongle in use 7 5 1 Replacement with the same type Master Remote If the Master Remote is broken and it is replaced with exactly the same type Master Remote it is enough to read the values from the old Master Remote and to write these values back to the new Master Remote 1 Connect the old Master Remote to the PC and...

Страница 126: ...the hard disk 3b 3c a Click or File Save As b Type a file name for example G80 c Click Save 4 Print the parameters for later reference a File Print 5 Switch off the old Master Remote and replace it with the new Master Remote a Switch off the old Master Remote b Disconnect the old Master Remote from the PC c Disconnect the old Master Remote from the DX BUS d Connect the new Master Remote to the DX ...

Страница 127: ...itten values back from the Master Remote see steps 2a and 2b b Compare the parameter values to the print that you have made in step 4 Note If you have doubts about the suitability of a program that is already loaded into a chair contact the manufacturer of the chair Complete DX System programs can be easily sent by email This makes the process of sending and downloading settings efficient and stra...

Страница 128: ...tion 7 3 1 2 Convert the software version of the old parameter set to the software version of the new Master Remote a Tools Change Module Version You can see the software version of the UCM 2b 2c 2a 5 1 1 of the old Master Remote below Current version b Select the software revision of the UCM of the new Master Remote For all recent Master Remotes G90 G91 this must be Rev C GBK60348 Issue 1 October...

Страница 129: ...9 parameter 5 3 8 7 for every Drive Profile to the external joystick Remote Joystick Module RJM d If you accept the changes Click Convert 3d The parameter set is now converted to the new Master Remote type The blue parameters were not present in the old Master Remote e Check that all parameters have the correct values For easy reference use the printout that you have made of the old values 4 Resum...

Страница 130: ...n you turn it on put blocks under the powerchair frame to lift the wheels off the ground Check that the wheels can turn freely Make the final connection to the Battery positive terminal and close the circuit breakers Program the DX Master Remote for the appropriate powerchair application Warning Do not connect the terminal of the battery to the DX System until the powerchair is lifted off the grou...

Страница 131: ...hair Warning Carry out the following procedure in a large open environment preferably outdoors Make sure that the powerchair can not crash into objects Be prepared for unexpected powerchair movement in the event of a faulty installation If the powerchair becomes uncontrollable turn the DX System off for an emergency stop 11 Turn the system on Select the slowest Drive Profile 12 Sit in the powercha...

Страница 132: ...it moves in a forward direction Note Deceleration in reverse is slower 22 Drive forward SLOWLY and switch the power switch OFF Check that the chair stops instantly 23 Push the joystick a little bit forward and switch the power switch ON Check that the chair does not drive Release the joystick to the centre for 3 seconds Check that after 3 seconds the chair drives normally 24 Move the joystick forw...

Страница 133: ...rammer or the Wizard 9 1 Limp Mode If the DX System detects a fault that does not demand the powerchair to be stopped completely it will go to Limp Mode This is a reduced speed mode that recognises problems but allows the powerchair user to drive slowly towards a safe environment where the problem can be investigated Warning If the DX System is displaying a fault or the chair enters Limp Mode do n...

Страница 134: ...nds the OONAPU condition will become a latching fault To clear a latching fault the user must switch the DX System off and then on again If a user can not easily release the joystick back to the centre use the Disable OONAPU Faults GBK60348 Issue 1 October 2007 134 parameter see 5 3 9 4 9 4 Diagnostic tools Hand Held Programmer HHP When you plug an HHP into the DX System when an abnormal condition...

Страница 135: ...ry voltage has dropped below 23 3V when the joystick is in the centre the powerchair does not drive This warning usually happens together with a Low Capacity Warning Cause If the Battery Gauge flashes with orange or green LEDs lit but the cause is not because of a Battery High warning the battery or the battery wiring may be faulty Action Check the cables and wiring Cause If the Battery Gauge flas...

Страница 136: ...s not help replace the faulty Module An expected critical module is not detected for example the DX Lighting Module see also 6 6 1 2 or 6 6 2 3 Check that the is critical parameters have the correct value Check the DX BUS connections and if applicable the power connections of the critical module Replace the critical module A DX Module with a Slow Stop input for example a CLAMB is set to slow or st...

Страница 137: ...rt circuit in the parkbrake connection Disconnect the Motor Parkbrake plug from the Power Module and o Check with a multi meter that there is no connection between the motor pins and the parkbrake pins o Check with a multi meter that there is no open circuit between the parkbrake pins Note a mechanical parkbrake release can also cause a parkbrake fault see section 2 4 4 Mechanical parkbrake releas...

Страница 138: ...ables and connectors DX BUS cable fault An invalid voltage has been detected on the DX BUS CANH or CANL line This fault condition results in Limp Mode see 9 1 Check the DX BUS cables for damage 9 CANL wire Check that there is no short circuit between the pins of the DX BUS cable An open circuit or short circuit on another DX Module can cause this fault 10 CANH wire If the Hazard Lights were alread...

Страница 139: ... The DX System 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 System and its components are designed to comply with the requirements of the European Medical Device Directive 93 42 EEC and 21 CFR 820 30 The DX System and its components have been designed such ...

Страница 140: ...personnel before operating 10 3 Warranty All equipment supplied by Dynamic Controls is warranted by the company to be free from faulty materials or workmanship If any defect is found within the warranty period the company will repair the equipment or at its discretion replace the equipment without charge for materials and labour This Warranty is subject to the provisions that the equipment has bee...

Страница 141: ...ehicle drives by itself or against your will When you turn the system off the vehicle will halt Do not drive the vehicle if the system indicates that the battery is low If the battery becomes completely empty it will be damaged and the vehicle will stop suddenly possibly in dangerous locations such as the middle of the road If the vehicle loses electric power it is important that the operator can ...

Страница 142: ...eached contact your service agent Service and Configuration Warnings The following warnings are applicable to the installation technician and the dealer or the therapist who supplies the vehicle to the end user It is the responsibility of the installer to make sure that accessories that are connected to the wires of the vehicle do not interfere with the operation of the controller Make sure that t...

Страница 143: ...ation must be tested The guidelines in this section are written to assist with meeting EMC requirements 10 6 Minimising emissions To minimise emissions and to maximise the immunity to radiated fields and ESD follow the General wiring recommendations in section 2 1 1 10 7 Environmental statement This product has been supplied from an environmentally aware manufacturer Please be environmentally resp...

Страница 144: ...ia 2113 E mail support dynamiccontrols com E mail fredems ozemail com au Europe Sales Service Asia Sales Dynamic Europe Ltd Dynamic Controls Ltd Asia Stonebridge Cross Business Park Ph 44 1905 772 321 Floor 4 3 No 59 Ph 886 955 335 243 Droitwich Worcestershire Fax 44 1905 827 520 Tien Hsiang Rd Fax 886 943 837 402 WR9 0LW Chung Shan District United Kingdom Taipei 104 Taiwan R O C E mail eusupport ...

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