Curtis 40 - Manuals

1 Curtis enAble ® 40-Series Manual, Rev. B OVERVIEW The Curtis enAble ® 40 Powerchair Control System provides outstanding versatility packaged in an easy-to-install, easy-to-use set of three components: a powerbase (motor controller) with optional seat actuators and lights, an ergonomic handcontrol ...

2 Curtis enAble ® 40-Series Manual, Rev. B 1 — OVERVIEW ✔ Three flexible Multi-Function input pins for advanced seat actuator inhibits, speed limiting, and swivel chair functions usually found only on high-end systems. ✔ Powerbase software is upgradable in the field or in the factory. ✔ Onboard or off...

3 Curtis enAble ® 40-Series Manual, Rev. B 1 — OVERVIEW Profiles Each configuration in the 40-Series has two complete operational Profiles, each with its own speed, acceleration, and other response parameters. The Profiles are used two ways: • MyChair ™ — where Profiles 1 and 2 can be blended to provide ...

4 Curtis enAble ® 40-Series Manual, Rev. B Multi-Function Inputs The 40-Series introduces a level of seat and vehicle speed limiting/inhibit modes normally found on only the highest end Rehab systems. Three Multi-Function Inputs on the powerbase plus the Inhibit on the handcontrol charger port allow...

5 Curtis enAble ® 40-Series Manual, Rev. B 2 — INSTALLATION & WIRING 2 Fig. 2 Mounting dimensions, Curtis 1740 powerbase. Dimensions in millimeters (and inches) INSTALLATION AND WIRING INSTALLING THE 40-SERIES SYSTEM The 40-Series modules—powerbase, user handcontrol, and attendant con-trol—have ...

6 Curtis enAble ® 40-Series Manual, Rev. B Mounting the 1741 Handcontrol Brass inserts in the user handcontrol allow it to be securely mounted and re-moved/reinstalled many times. The handcontrol is designed to fit both tube and plate mounting systems. Fig. 3 Mounting dimensions, Curtis 1741 user han...

7 Curtis enAble ® 40-Series Manual, Rev. B Mounting the 1742 Attendant Control Like the handcontrol, the attendant control has brass inserts that allow it to be securely mounted and removed/reinstalled many times. The field replaceable cable can be rotated to either of two positions, fore and aft. Fi...

8 Curtis enAble ® 40-Series Manual, Rev. B Fig. 5 Basic wiring diagram, Curtis 1740 powerbase. 2 — INSTALLATION & WIRING POWERBASE WIRING Wiring for the 1740 powerbase is shown in Figure 5. The connections to the 14-pin connector are optional, depending on the level of functionality desired. For...

9 Curtis enAble ® 40-Series Manual, Rev. B 2 — INSTALLATION & WIRING Fig. 6 Wiring for the Multi-Function inputs. Molex High Current Contacts must be used for onboard charging through this connector. Allowable current is 12 amps continuous.

10 Curtis enAble ® 40-Series Manual, Rev. B 1741 HANDCONTROL 1740 POWERBASE 1742 ATTENDANT CONTROL 1740 POWERBASE 4 1 5 2 3 Pin 1 B+ Pin 2 B- Pin 3 Inhibit (active to ground/B-) Pin 4 TXD Pin 5 RXD 2 — INSTALLATION & WIRING CONNECTING THE CONTROL MODULES The communications cable on the 1741 user...

11 Curtis enAble ® 40-Series Manual, Rev. B 3 USER HANDCONTROL (1741) The 40-Series handcontrol is designed to be user-friendly. The keypad buttons are responsive and clearly marked. The LCD display is crisp and clear, with intuitive icons and backlighting to enhance daytime and nighttime readabilit...

12 Curtis enAble ® 40-Series Manual, Rev. B Drive Only (4-button keypad) The Drive Only keypad has four buttons: On/Off, Horn, Speed Up, and Speed Down. These four basic buttons are standard on all the keypad versions. On/Off Button The Power On/Off button is located at the top of the keypad, above ...

13 Curtis enAble ® 40-Series Manual, Rev. B Drive with Actuators (6-button keypad) This keypad’s six buttons are the standard four (On/Off, Horn, Speed Up, Speed Down) plus two buttons to activate the two actuator modes. The mode buttons show one dot (for Mode 1) and two dots (for Mode 2). Actuator ...

14 Curtis enAble ® 40-Series Manual, Rev. B Drive with Actuators and Lights (8-button Keypad) This keypad’s eight buttons are the standard four (On/Off, Horn, Speed Up, Speed Down) plus a Running Lights button, two buttons for the turn indica-tors (left and right), and an Actuator Mode button. The h...

15 Curtis enAble ® 40-Series Manual, Rev. B Mode Button With the chair in Drive and the joystick in neutral, pressing the Mode button selects Mode 1 (actuator 1), and the appropriate portion of the chair icon lights up. Moving the joystick to the right selects Mode 2 (actuator 2); moving the joystic...

16 Curtis enAble ® 40-Series Manual, Rev. B LCD DISPLAY The LCD on the handcontrol briefly displays all of the system’s icons, as shown in Figure 9, during its self-test routine on startup. Fig. 9 LCD display on the handcontrol. Two indicators are lit when the chair is in drive: the BDI icon (which u...

17 Curtis enAble ® 40-Series Manual, Rev. B On/Off Button Mode Button Mode LED Battery LED Actuator LEDs (Seat Back) (Seat) (Left Leg) (Right Leg) Joystick 4 — ATTENDANT CONTROL 4 ATTENDANT CONTROL (1742) The attendant control is a compact joystick module that allows an attendant to control the driv...

18 Curtis enAble ® 40-Series Manual, Rev. B 4 — ATTENDANT CONTROL Pressing the Mode button longer than one second while the joystick is in neutral will select the Seat mode. The Mode LED will go dark, and the LED corresponding to Actuator 1 will be illuminated in the chair icon. Actuator 1 is automa...

19 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS 5 PROGRAMMABLE PARAMETERS The enAble ® 40 Powerchair Control System has a number of parameters that can be programmed using a Curtis 1311 handheld programmer or Curtis 1314 PC Programming Station. The programmable parameters all...

20 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Configuration and MyChair Parameters The 1740 powerbase holds four complete data sets containing values for all the programmable parameters. This allows the OEM to have one controller whose four configurations are set up to match...

21 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Drive Parameters (for Profiles 1&2) The Drive menu contains the major parameters that affect the forward and reverse speed, response, and feel of the chair. There are separate Drive menus for Profile 1 and Profile 2. Take care...

22 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Steer Parameters (for Profiles 1&2) The Steer menu contains the major parameters that affect the steering and turning response, speed, and feel of the chair. There are separate Steer menus for Profile 1 and Profile 2. Take car...

23 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Steer Parameters (for Profiles 1&2) Fig. 12 Dynamic turn radius control, using the patent-pending Speed Full Turn and Speed No Turn parameters. Fig. 11 Electronic gating, using the Gate Shape parameter.

24 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Handcontrol Parameters The three parameters in the Handcontrols menu apply to the 1741 user hand- control and the 1742 attendant control. Following this menu are four additional submenus related to these controls: Speed Mode, J...

25 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Speed Mode Parameters ☞ The Speed Mode menu allows the therapist, dealer, or OEM to set the number of modes that can be selected by the user and by the attendant, and the speed limit of each mode. It is important to note that t...

26 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Joystick Parameters JOYSTICK MENU PARAMETER RANGE DESCRIPTION Perimeter Deadband 0–50 % Sets how close to the stop (gate) the joystick must be moved before it is considered full on. With a setting 0%, the joystick must move all...

27 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Sound & Display and Charger Inhibit Parameters The parameters in the Handcontrol Inhibit menu allow the actuator func- tions to remain active (i.e., inhibit Off ) while the charger is plugged into the handcontrol. One or bo...

28 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Seat Parameters The parameters in the Seat menu select which part of the seat each actuator controls, how fast it can move, and how end-stops are detected. Additional parameters enable the simultaneous use of two actuators and ...

29 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Lights and Current Limits Parameters LIGHTS MENU PARAMETER RANGE DESCRIPTION Running Lights On/Off Set to On if the vehicle has running rights. Running Light Volts 12–24 V Defines the voltage for the running lights. Bulbs will b...

30 Curtis enAble ® 40-Series Manual, Rev. B The powerbase has three Multi-Function Inputs , which can be used to create a very flexible array of seat adjustment and drive speed limiting functions. The speed limits imposed by the Multi-Function inputs act like speed modes; they cause an interpolation ...

31 Curtis enAble ® 40-Series Manual, Rev. B Multi-Function Input 2 menu can be used to inhibit one or both actuators, and to set a corresponding speed limit. Multi-Function Input 2 is at Pin 6 on the 14-pin connector; see Figure 6, page 9. 5 — PROGRAMMABLE PARAMETERS: Multi-Function Input 2 Paramete...

32 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Multi-Function Input 3 Parameters Multi-Function Input 3 can be used to provide a swivel chair function (=1). Al- ternatively, it can be used to provide an appropriate speed limit when a switch is activated (=2). Multi-Function...

33 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Compensation Parameters COMPENSATION MENU PARAMETER RANGE DESCRIPTION High Speed Comp 0–100 % Sets motor load compensation at high speeds. Higher values provide stronger disturbance rejection, while smaller values provide smoot...

35 Curtis enAble ® 40-Series Manual, Rev. B 5 — PROGRAMMABLE PARAMETERS: Battery Parameters The Battery menu allows any lead acid battery to be installed and the BDI algorithm tailored to match it. Actual usage duty cycle greatly affects the settings and the overall accuracy of the BDI algorithm. Th...

36 Curtis enAble ® 40-Series Manual, Rev. B 6 6 — MONITOR MENU MONITOR MENU Through its Monitor menu, the 1311 programmer provides access to real-time data during chair operation. The Monitor menu has six submenus, which follow the Active Config parameter at the top of the menu: MONITOR MENU —Active ...

38 Curtis enAble ® 40-Series Manual, Rev. B 7 7 — TUNING GUIDE TUNING GUIDE This section shows you how to to zero in on the desired drive feel for the chair. The procedures should be conducted in the sequence given, because successive steps build upon the ones before. Please follow them carefully an...

39 Curtis enAble ® 40-Series Manual, Rev. B 7 — TUNING GUIDE 3 Set up the Speed Modes The chair can have up to nine different speed modes. The operator selects them by pressing the handcontrol’s Up and Down buttons. STEP 1. Define how many speed modes there will be, using the Number of Modes paramete...

40 Curtis enAble ® 40-Series Manual, Rev. B STEP 7. For now, set the Hot System Resistance parameter at about 10% higher than System Resistance; this parameter will be adjusted later. STEP 8. Return to the Motor Test parameter (Program > Motor & Brakes menu) and turn it Off. 6 Trim the Chair ...

41 Curtis enAble ® 40-Series Manual, Rev. B 8 Set Up Compensation Setting the compensation parameters carefully will provide the proper control force during turning, caster reversal, and hill and curb climbing, and will also provide smooth and responsive acceleration and steering. Once the compen-sa...

42 Curtis enAble ® 40-Series Manual, Rev. B STEP 9. Next we will adjust the Fwd Decel, which uses an advanced algo- rithm. First, set the Soft Stop parameter to 10%. a. Select a speed mode that commands about 10–20% speed. Set Fwd Decel High Speed, Mid Speed, and Low Speed to the same value, and adj...

43 Curtis enAble ® 40-Series Manual, Rev. B bl Set Up the Turn Accel/Decel Rates Adjusting the feel of the steering is one of the most critical steps in the tun-ing process. The turn speeds, accelerations, and decelerations must all match with the chair drive wheel configuration, travel speeds, and j...

44 Curtis enAble ® 40-Series Manual, Rev. B to increase or decrease the speed the chair drives while mak-ing a wide turn. c. To add Dynamic Turn Radius Control, first adjust the Speed Full Turn parameter. Select the slowest speed mode and drive the chair at full throttle, making fast sharp turns left...

45 Curtis enAble ® 40-Series Manual, Rev. B STEP 1. Drive the chair full speed and note how well it responds to small movements. Adjust the Steering Sensitivity value for more response. STEP 2. If the chair is still not responsive, you may need to raise the High Speed Comp value set during procedure...

47 Curtis enAble ® 40-Series Manual, Rev. B 8 8 — DIAGNOSTICS & TROUBLESHOOTING DIAGNOSTICS AND TROUBLESHOOTING The 40-series control system detects a wide variety of faults or error conditions, and communicates information about them in three ways: • By the icons displayed in the LCD on the use...

48 Curtis enAble ® 40-Series Manual, Rev. B HANDCONTROL DIAGNOSTICS Faults are typically indicated by the wrench icon plus a flashing icon for the problem site. Warnings are indicated by the warning symbol instead of the wrench—or, in the case of keylock, by the key icon, and in the case of over/unde...

51 Curtis enAble ® 40-Series Manual, Rev. B ATTENDANT CONTROL DIAGNOSTICS The LEDs on the attendant control are used to communicate information about faults, warnings, and battery charging. The Mode LED, the BDI LED, and the LEDs in the chair icon signal warnings by flashing. For more information, tu...

52 Curtis enAble ® 40-Series Manual, Rev. B 9 MAINTENANCE There are no user serviceable parts in the Curtis 1740 controller. No attempt should be made to open, repair, or otherwise modify the controller. Doing so may damage the controller and will void the warranty. Replacement parts are, however, a...

Curtis enAble ® 40-Series Manual, Rev. B A-1 APPENDIX A: BDI SETUP APPENDIX A BATTERY DISCHARGE INDICATOR (BDI) SETUP The Battery Discharge Indicator on the enAble 40 system is quite flexible and, when properly set up, will provide the user with reliable information on the status of the battery syste...

A-2 Curtis enAble ® 40-Series Manual, Rev. B Step 3. Setting the Empty Voltage 3.a Normally a value of 1.7 volts per cell is used as the empty point. This corresponds to a setting of 20.4 V. For some sealed batteries, this may be too low. Consult the battery manufacturer if you are unsure. Step 4. S...

Curtis enAble ® 40-Series Manual, Rev. B A-3 formula: Charge Factor = 10 * (Battery amp-hrs / Charger amps). 5.d Starting with the dead battery from Step 4, plug in the charger. After 10 minutes of charging, measure the battery voltage with a meter. Set the Start Charge Voltage parameter to this val...

A-4 Curtis enAble ® 40-Series Manual, Rev. B determine a new estimated battery charge level and then reset the BDI to the new estimate. Unfortunately, this estimate is wrong — because in fact no charge was actually put onto the battery. 6.d The Partial Charge Min parameter is designed prevent these ...

Curtis enAble ® 40-Series Manual, Rev. B A-5 A-1 Fig. B-1 Curtis 1311 handheld programmer. APPENDIX B: 1311 PROGRAMMER APPENDIX B Curtis 1311 HANDHELD PROGRAMMER The Curtis 1311 handheld programmer provides programming, diagnostic, and test capabilities for the enAble ® 40-Series Powerchair Control ...

A-6 Curtis enAble ® 40-Series Manual, Rev. B A-2 APPENDIX B: 1311 PROGRAMMER PROGRAMMER OPERATION The 1311 programmer is easy to use, with self-explanatory functions. After plugging in the programmer, wait a few seconds for it to boot up and gather information from the controller. For experimenting ...

Curtis enAble ® 40-Series Manual, Rev. B A-7 APPENDIX C: CONNECTORS & PARTS LIST C-1 APPENDIX C MATING CONNECTORS & REPLACEMENT PARTS High Power Connectors, 1740 Powerbase Complete battery and motor connector kit Curtis p/n 381570001 The kit contains: 2 Motor connector housings Curtis p/n 37...

A-8 Curtis enAble ® 40-Series Manual, Rev. B APPENDIX D SPECIFICATIONS APPENDIX D: SPECIFICATIONS MODEL NUMBER OPTIONS 1742-20XX — D-1 Table D-1: 1740 POWERBASE Nominal input voltage 24 V PWM operating frequency 15.6 kHz Storage ambient temperature range -40°C to 85°C (-40°F to 185°F) Operating ambi...