DCshow64 User Manual R1.0
Contents
1. UNIDIR4 Card Limit Switch Input PCB Diagram 4 1 5 DIM3_4 DIM3 4 Soundsculpture Incorporated DCshow64 Quad Bidirectional Motor Drive Gold plated data contacts mate with gold plated receptacles 40A fuse will open only if exten on backplane High current power is delivered through cop sive on board electronic protec per L brackets that screw into the busbars not shown fail All communications on the internal bus are balanced RS485 for maximum noise immunity 4 EL LETS 5 ri E E sy T 2937 2 ili x Each of four H bridge motor drivers has it s own temperature and current sensor The temperature sensor is positioned over copper in the current supply path to the power mosfets These sensors are the core of electronic protection Anderson connectors for motor power out State of the art Microchip dsPIC33 puts Removeable screw terminal block for Microcontroller includes an limit switch inputs Each motor driver has onboard DSP engine multiple two limit switch inputs for cw and ccw lim PWM generators and two high iting speed data ports 1 2 3 4 5v R708 1 8 10K 5 R IN 5700 LIMO o 12. 2 24 4222 nnne nennen 25 Technical Support Contact INformation c ccccccsssccssceessecsessecesseecssecesaecscsseceeecesseeeeaeeeeaseceseeees 26 Overview The Soundsculpture DCshow64 provides 64 DMX controlled low voltage power drivers intended for motors lamps LEDs solenoids relays and most other electrical load devices Limit switch inputs for each driver facilitate end of travel shut offs without the need for high current inline switches The DCshow64 is ideal for parade floats mobile theatrical set pieces animatronic characters and more Input voltage can be anything from 8V to 24VDC 12V or 24V battery arrays are most typical A 50 rack chassis provides card slots for one master controller card and 16 power driver cards The standard master controller card provides an optically isolated DMX data input and USB port for configuration of driver cards via PC software Two different driver card types are available the UNIDIR4 quad unidirectional driver and the BIDIR4 quad bidirectional driver Each power driver can be assigned to any DMX control channel In addition a global enable DMX channel is used to enable disable all drivers on a card and is usually the same channel for all cards in a rack Power is delivered via 17KHz pulse width modulation PWM for silent operation with either a linear inverse square law ISL or non dim power curve Each driver is protected with built in over current
3. 4 UNS Technical Support Contact Information For online technical support please visit http www theatrewireless com DCshow64 or email techsupport theatrewireless com Soundsculpture Incorporated can be reached toll free in North America at 866 258 4577 or at local number 1 416 259 8499 Soundsculpture Incorporated Toronto 88 St George St Near Islington amp QEW Etobicoke ON M8Z 3Y7 Canada
4. A mix of red and green appears yellow orange and represents a stopped motor The color becomes more red as power increases cw and becomes more green as power increases ccw Bue wode Status OFF channel is turned off toggle switch in center ON solid RUN dmx control engaged Slow Blinking TEST manual run engaged Rapid Blinking overcurrent overtemp trip channel disabled move toggle to off center position to reset Each Green LED is a Specific Global Indicator Green M COP slow blink all is well microcontroller is running Green DMxX indicator ON good dmx present Green M DMX Enable Channel ON outputs are enabled Green Voltage Fuse Solid ON fuse input voltage are good rapid blinking blown fuse At a Glance Summary Normal operation will show the top green LED blinking slowly Any rapid blinking indicates a fault of some sort Soundsculpture Incorporated DCshow64 Quad Unidirectional Motor Drive Gold plated data contacts mate with gold plated receptacles on backplane High current power is delivered through cop 40A will open only if on per L brackets that screw into the busbars not shown ces protection sys All communications on the internal bus are balanced RS485 for maximum noise immunity pul I Anderson connectors for motor State of the art Microchip dsPIC33 Each of four N Channel mosfet motor drivers has power outputs Removeable Microcontroller includes
5. limit setting for each driver To operate a driver with DMX data move the toggle switch to RUN Initially all driver cards are configured to use the first five DMX channels Channel 1 is the global enable channel and must be above 67 for any drivers to operate The four drivers of each card are assigned to channels 2 3 4 and 5 Refer to software instructions later in this manual to learn how to change the DMX channel assignments for each driver of each card DC Power Input Batteries INCOMING POWER MUST BE EXTERNALLY FUSED CURRENT LIMITED TO A MAXIMUM OF 175A PER INPUT CONNECTOR THIS IS THE MAXIMUM RATING OF EACH ANDERSON 6325G1 POWER CONNECTOR Connect a source of DC power to one or both of the 6325G1 DC inputs on the back of the rack Note that each input provides power to 8 driver card slots To use all 16 slots power must be supplied to both DC input connectors DC Power Outputs Loads A yellow grey pair of Anderson Powerpole connections provides power output for each DCshow64 driver Detailed pin out diagrams are provided later in this manual For unidirectional UNIDIR4 cards the yellow connection is always positive and the grey connection is pulse width modulated PWM negative at 17KHz Thus these drivers are common positive For bidirectional BIDIR4 cards both connections for each driver are PWM modulated and can swing both positive and negative When a driver is enabled with a control level of zero power is active
6. 4 DMxLevch h 4 cua Driveri 42 82 F 5 Driver2 loza Driver Mode Bicir1 Center Off v Driver Mode Fixed CCW A d Driver3 oa Power Curve Linear Power Curve Driver 4 ser 6 z 01281321832001818181818188565 0128123223232001818124181181104112012804235202321002248002 2428585 Set Card Debug Lines The two long text boxes at the bottom of the DCshow64 Config program window provide debugging and diagnostics information The upper line displays numeric data sent out to cards in the rack unit the lower line displays numeric data returned from the rack unit Non critical status warnings and messages are also displayed on this lines Critical usually invoke a message box and require the user to acknowledge by clicking Ok Software Data Panels When a card is selected various data panels appear All driver card types utilize a Global Card Settings panel a Status panel and one or more Output panels The Status panel displays only information returned from the driver card All other panels provide access to user configurable settings The UNIDIR4 and BIDIR4 driver cards both provide four output panels one for each available power driver Because these two different card types are very similar they share the same software display routines Some parameters for the BIDIR4 card are not supported by the UNIDIR4 card and are disabled greyed out
7. 8 1 82K 1 sy C700 CCI206KRX7R9BB104 R709 1 8 10K 5 R IN LIMI R701 LIMI 1 8 1 82K 1 C701 e CC1206KRX7R9BB 104 D700 5 QSBT40 7 F R712 aia 1 8 10K 5 R IN_LIM2 5702 LIM2 RMCF 1 8 1 82K 1 R sv C702 CC1206KRX7R9BB 104 R713 1 8 10K 5 R J700 J701 NLM ROS Ms cw LIM SW 0 i 2 1 8 1 82K 1 R GND 23 3 SND cw 3 CC1206KRX7R9BB 104 LIM SW 1 cow 5 5 GND 6 6 GND ow 7 7 LIM SW 2 ccw 8 8 5V _ 9 9 cw uMSW3 cow 1 R718 GND 1 8 10K 5 R 12 12 1 284506 2 1 284512 2 Intima R70 LIM4 o 1 8 1 82K 1 C704 CCI206KRX7R9BB104 R719 1 8 10K 5 R IN_LIMs _ 705 LIMS 1 8 1 82K 1 C705 e CCI206KRX7R9BB104 D701 ay QSBT40 7 F R720 al 1 8 10K 5 R IN_LIM6 5706 LIM6 1 8 1 82 1 sv C706 CC1206KRX7R9BB 104 R723 1 8 10K 5 R 8707 LIM7 Soundsculpture Incorporated RMCF 1 8 1 82K 1 R C707 CCI206KRX7R9BB104 88 St George St Etobicoke Ontario Canada Toll Free 866 258 4577 www theatrewireless com Electronic hardware and software design by James David Smith DCshow64 BIDIRECTIONAL Driver Card Limit Switch Inputs Size FCSM No DWG No Rev A3 R3 0 Scale Sheet lofl 1 2 3 4 5 7 BIDIR4 Card Limit Switch Input PCB Diagram au Li RN
8. an its own temperature and current sensor The tem screw terminal block for limit switch onboard DSP engine multiple perature sensor is positioned over copper in the inputs Each driver has one limit PWM generators and two high current supply path to the mosfet These sensors switch input speed data ports are the core of built in circuit protection LIM SW 0 LIM SW 1 LIM SW 2 LIM SW 3 a 1 GND 2 GND ums 5v R708 1 8 10K 5 IN 5700 LIMO_ 1 8 1 82K 1 R sv C700 CCI206KRX7R9BB104 R709 1 8 10K 5 IN LIMI R 701 LIMI 1 8 1 82K 1 R 3v gt c eb 0 CCI206KRX7R9BB104 z D700 20 QSBT40 7 F R712 al 1 8 10K 5 R IN_LIM2 8702 LIM2 nu 1 8 1 82K 1 R sv co CCI206KRX7R9BB104 R713 1 8 10K 5 R Teo IN LIM3 58703 LIM3 l GND 1 8 1 82K 1 R 3 3 C703 4 4 GND CC1206KRX7R9BB 104 5 5 5 E 5 GND 7 7 5 E M GND 284506 8 284512 8 Soundsculpture Incorporated 88 St George St Etobicoke Ontario Canada Toll Free 866 258 4577 www theatrewireless com Electronic hardware and software design by James David Smith DCshow64 UNIDIRECTIONAL Driver Card Limit Switch Inputs Size FCSM No DWG No Rev A3 R3 0 Scale Sheet lof 1
9. available from the FTDI website at http www ftdichip com Drivers VCP htm FTDI driver installation guides including troubleshooting information are available at http www ftdichip com Documents InstallGuides htm DCshow64 Config Program Installation The DCshow64 Config Installer is provided on the DCshow64 CD or can be downloaded from the technical support website at http www theatrewireless com DCshow64 Unpack the contents of the zip file and run setup exe When installation is complete an icon for DCshow64 Config will appear on the Windows desktop and a new folder will be added to Start Menu gt All Programs This folder is called Soundsculpture Inc and contains links to the program and online technical support Launch the DCshow64 Config program by double clicking the program icon on the desktop or selecting it from Start Menu All Program Soundsculpture Inc DCshow64 Config Running the DCshow64 Config Application Before launching the program be sure the DCshow64 rack unit is powered on the USB port is connected to the PC and the USB drivers have been installed When you first launch the program it has not yet communicated with the rack unit Thus only basic communication functions are visible V Bl DCshow64 Config 1 001 Beta lal Select Port COMI COME COM COM10 Port is Closed Select Card select belov Card 1 Card 2 Card 3 Card 4 Card 5 Card 6
10. of the dimmer curve brightness then varies little for the rest of the range The Inverse Square Law curve provides visually linear dimming for LEDs and other similar devices Non Dim When driving relays solenoids and other on off devices the non dim curve provides cleanly switched power with no PWM component Current Limit Each DCshow64 power driver incorporates a current sensor that is digitally sampled at high speed Firmware on board software emulates a circuit breaker by disabling the driver of current measurements exceed a specified threshold The driver can be reset by moving the front panel toggle switch to the center OFF position then returning it to the desired mode RUN or TEST The over current threshold is user selectable in 2A increments from 6A to 18A An over current condition is indicated on the front panel with a rapidly blinking channel status indicator blue LED BIDIR4 Output Parameters This chart illustrates how the BIDIR4 power driver operates internally Full Speed CCW STOPPED t Full Speed CW control pointer to the stopped position DMX Level Channel Power driver output level can be controlled from any DMX channel range 1 512 A channel number can be directly typed in or selected with the up down arrows This channel determines the position of the control pointer Driver Mode Four power driver modes are provided and are user selectable Fixed
11. together When a limit switch input is active pulled low the associated driver immediately generates active hold power to decelerate the motor as quickly as possible DMX Data Input The DCshow64 DMX input complies with USITT DMX512 1990 4us and is optically isolated DMX pin 1 ground in no way connects to power or chassis ground within the rack unit Thus substantial ground differential between the DMX data source and local DC power will have no affect on performance USB Configuration Data Connection The USB port on the DCshow64 rack unit interfaces to a PC running DCshow64 Config software This port utilizes an FTDI interface chip that appears as a COM port in the Windows operating system When first connecting this port allow Windows to search the Internet for the required drivers and they will install automatically If you do not have Internet access drivers are also provided on the DCshow64 software CD Future Expansion and Custom Options The modular design of the DCshow64 can support other types of master and driver cards For example master controller cards could be developed for DMX record playback MIDI Show Control input or support of other control protocols Driver cards could be developed for servo positioning with rotary encoder and or potentiometer positional feedback higher power handling control voltage CV outputs pulse outputs for hobby servos and much more Custom driver cards can be developed for specific p
12. with alternating polarity at a level of 5096 to hold the motor in a stationary position Changing the control level changes the alternating duty cycle above 50 spins the motor clockwise below 50 spins the motor counter clockwise This technique provides very responsive tracking of motor shaft speed to control level since the motor is always powered and never coasting The bidirectional driver only turns off when the DMX enable channel is off or the RUN OFF TEST toggle switch is set to OFF or an over current fault has occurred Limit Switch Inputs Each power driver provides one or more limit switch inputs These inputs are active low meaning they cause an action when they are pulled to ground These inputs have internal pull up resistors when not needed they can be left open For ease of wiring ground pins are provided on the limit switch input terminals Detailed pin out diagrams are provided later in this manual Each driver on the UNIDIR4 driver card has a single limit switch input When active pulled low the associated output is turned off Each driver on the BIDIR4 driver card has two limit switch inputs one for clockwise operation the other for counter clockwise motion This allows a shut off to occur when the motor is moving one way but still allow the motor to operate the other way and back out When it is desired that a single switch stop the motor regardless of direction the two limit switch inputs can be connected
13. 96 selects CW operation Power Curve DMX control channels provide a range or resolution of 256 steps A level of 0 zero is off up to the maximum level of 255 This range is represented by an 8 bit byte in the DMX data stream Many DMX consoles and controllers are programmed in percentage increments In this case a channel at 10096 represents a level of 255 Internally the power drivers in the DCshow64 have 2550 steps from 0 to 100 This relatively high resolution makes it easy to map different response curves across the range Three power curves are available Linear The linear power curve is most common and is suitable for incandescent lamps and motors With this curve each increment of the DMX channel represents 10 increments of the motor driver output Thus a 50 DMX level 127 255 delivers a 50 duty cycle at the DCshow64 power output 1270 2550 Inverse Square law ISL LEDs do not emit visible light linearly relative to driver power delivered When they are driven linearly they appear to dim up quickly at the bottom of the dimmer curve brightness then varies little for the rest of the range The Inverse Square Law curve provides visually linear dimming for LEDs and other similar devices The ISL curve is available ONLY in Fixed CW and fixed CCW modes On all other modes a linear curve is used regardless of the Power Curve setting Non Dim When driving relays solenoids and other on off devices the non di
14. CW This mode emulates a unidirectional driver clockwise polarity with the added advantage of regenerative deceleration which is not available on the UNIDIR4 card The control pointer range is limited to the right side of the control chart above Fixed CCW This mode emulates a unidirectional driver counter clockwise polarity with the added advantage of regenerative deceleration which is not available on the UNIDIR4 card The control pointer range is limited to the left side of the control chart above Bidir1 Center Off This mode directly maps the DMX Level Channel to the control pointer Thus the DMX channel must be in the center position 50 or 127 255 for the motor to be stopped Bidir2 2 DMX Channels This mode provides real time switching between CW and CCW modes The DMX Direction Channel detailed below selects direction In this mode the setting of Damping Time is most important to avoid severe system strain of the direction channel is changed while the level channel is high DMX Direction Channel When using the Bidir2 2 DMX Channels motor control mode motor direction can be controlled from any DMX channel range 1 512 A channel number can be directly typed in or selected with the up down arrows The range of the direction channel is divided into three segments The bottom third from 096 to 3496 selects CCW operation The center third from 3496 to 6596 stops the motor and the top third from 6696 to 100
15. Card 7 Card 8 Card 9 Card10 1 debug outbound configuration packet data debug incoming configuration packet data Set Card A list of available COM ports appears at the top left If you have multiple COM devices installed on your PC they will all appear on the Select Port list In many cases however the only device in the list will be the DCshow64 rack unit All ports are listed by COM port number i e COM1 7 COM11 etc Click the COM port that represents the connection to the rack unit The com port status message below the selection list should change from Port is Closed to Port is Open You can now select a specific card within the rack unit by clicking on card number in the Select Card list i e Card 1 Card 2 Card 16 When a card selection is made that card is queried for setup information If it responds with valid data the software window is filled in with applicable parameters for that card DCshow64 Config 1 001 Beta o Select Port Global Card Settings Output 1 Output 2 com Enable Ch 2 5 DMXLevCh 3 4 DMXLevCh h 4 Damping Time 5 Siw _ DMXDirch p 2 5 pwxDrcn Driver Mode Biir220MX Chans v Driver Mode FkeaOw Port is Open aun Power Curve Linear Power Curve linear AE cu TET Limit fisa cnet Limt select helov a fiw Yersion 12 Output 3 Output 4 TE dors DMXLevch h
16. Soundsculpture Incorporated DCshow64 DMX Controlled 64 Channel 8V 24VDC Motor Controller User Manual DCshow64 User Manual Rev 1 0 PRELIM 2010 James David Smith amp Soundsculpture Incorporated All Rights Reserved Table of Contents eI 4 Getting Started Setting Up the Rack Unit essentia nnns 5 Driver Card Front Panel Switches and 8 Getting Started Using DCshow64 Config Software sess eene nennen nnns 9 Rear Panel Connection Diagram All Card 2 04440000 17 DMX Input Card Architectural Details seseesssseesesesee eene 18 UNIDIR4 and BIDIR4 LED Indicator Legend sesssseseseseeeeeeeeennn ennemis 19 UNIDIR4 Card Architectural nennen nnne nennen nnne 20 UNIDIRA Card Limit Switch Input Schematic cccccccccccsessssecececscesseseeaecesessseseaeaeeeeecesseseaeeeeess 21 UNIDIRA Card Limit Switch Input PCB Diagram 46400 0 22 BIDIRA Card Architectural ener nnne nnne nene 23 BIDIRA Card Limit Switch Input Schematic cccccccccccssssssssececececessesseeeeeecessesesaeaeeeeseesesseaeeeeess 24 BIDIRA Card Limit Switch Input PCB
17. ach power driver on the card Output 1 Output 2 Output 3 and Output 4 Each of these windows provide identical parameters The parameters available for each card type are described in the next section of this manual UNIDIR4 Output Parameters DMX Level Channel Power driver output level can be controlled from any DMX channel range 1 512 A channel number can be directly typed in or selected with the up down arrows Power Curve DMX control channels provide a range or resolution of 256 steps A level of 0 zero is off up to the maximum level of 255 This range is represented by an 8 bit byte in the DMX data stream Many DMX consoles and controllers are programmed in percentage increments In this case a channel at 10096 represents a level of 255 Internally the power drivers in the DCshow64 have 2550 steps from 096 to 10096 This relatively high resolution makes it easy to map different response curves across the range Three power curves are available Linear The linear power curve is most common and is suitable for incandescent lamps and motors With this curve each increment of the DMX channel represents 10 increments of the motor driver output Thus a 50 DMX level 127 255 delivers a 50 duty cycle at the DCshow64 power output 1270 2550 Inverse Square law ISL LEDs do not emit visible light linearly relative to driver power delivered When they are driven linearly they appear to dim up quickly at the bottom
18. and over temperature shutdown and the over current threshold is user adjustable for each individual driver The UNIDIR4 works much like a 4 channel dimmer card Each of the four drivers can deliver more than 10A continuous This card is ideal for lighting motors that only need to run in one direction solenoids relays air brakes and more The BIDIR4 card provides four 10A H bridge drivers suitable for running DC motors in either direction fully reversible Regenerative deceleration ensures fast motor responsiveness The user can select from several different operational modes for each driver including one and two channel motor control Energy saving thermal management ensures quiet operation A network of cooling fans is engaging only when required to remove excess heat from the chassis In the event of an over current shutdown or blown fuse a rapidly blinking LED quickly draws the eye to the source of the problem Ri pcshow64 Config 1 001 Beta ka Select Port Global Card Settings Output 1 Output 2 All control parameters are configured using Cour Enable ch fi DwxLevcn s onec Bo COMS Damping Time 6 Slow z Dmxorcn 2 DMX Dir Ch zi DCshow64 Config softwa re on a PC Driver Mode Bidir2 2 DMX Chan v Driver Mode Fixed CW zj connected to the rack unit via USB From Portis Open vues ser j Curr
19. ccw and the control signal suddenly changes to full speed cw damping time forces the pointer to move smoothly across the range decelerating ccw stopping then gently accelerating cw This action always occurs in DCshow64 drivers but it happens very quickly when the damping time is fast Although the example above applies to bidirectional drivers like those in the BIDIR4 card Damping Time is also employed on unidirectional cards It is sometimes less noticeable because unidirectional cards do not employ regenerative deceleration techniques the load coasts as power is reduced Nonetheless higher damping times reduce surges and strains during acceleration Status Several status values are reported by all cards regardless of type In addition to these each card type also supports status values that are unique to them The common values are Card Type Indicates the type of card assigned to the selected Card Number i e UNIDIR4 or BIDIR4 Firmware Version Indicates the version of firmware installed in the selected card i e f w Version 1 2 Voltage Indicates the input voltage to the rack Current and Temperature Indicates the current draw in Amps and temperature in degrees usually Fahrenheit for one or more drivers on the selected card Both the UNIDIR4 and BIDIR4 provide 4 readings amperage and temperature for each of the four available driver Output x Both UNIDIR4 and BIDIR4 cards provide four output windows one for e
20. ent Limit 18 Current Limit X the software any driver card can be ve pur cn select belov tiw Version 12 Output 3 Output 4 selected Parameters applicable to that ETE vots 257 pwxtevcn f 24 fr zd card are displayed for adjustment and can y J eee Driver2 lo2a Driver Mode Bidiri Center Off Driver Mode Fixed CCW xi be edited and sent back to the card with sd rivers fpa fev Power Curve Linear 21 e Card 9 Tuer Current Limit Current Limit f124 x ease Configuration data is stored on the cma 0129132183 20018181818181 885 85 non volatile flash memory 0129 1 232 2 32 3 20018181 24181161 10411201280 4235202321002 248002 242 85 85 Set Card Getting Started Setting Up the Rack Unit The DCshow64 is preconfigured for easy testing right out of the box Simply connect a battery or other DC power supply a source of DMX control data and one or more load devices any combination of lamps motors etc Each output driver has a RUN OFF TEST switch Switch a driver to TEST to send power to the connected load at a level of 7596 If the load exceeds the shut down current limit the driver will turn off and the blue status LED for that driver will rapidly blink Switch the toggle to OFF to reset Refer to software instructions later in this manual to learn how to change the current
21. float 5000V Data GND is not in any common with chassis power GND Male Female XLR5 pins are directly con nected straight through USB CONFIG PORT Front and rear USB pins are directly con nected straight through Use either connector but NOT both simultaneously Port uses an FTDI interface chip System drivers are available through Microsoft Update Soundsculpture Incorporated DCshow64 Master DMX Data Card Gold plated data contacts mate with gold plated receptacles on backplane Slave cards communicate calls for heat mas ter card controls fans on backplane when needed All communications on the internal bus are balanced RS485 for maximum noise immunity DC to DC Inductor Based Isolator for Power High Speed Optical Isolators for Data USITT DMX512A compliant data inputs optically isolated and fully floated safe to Power driver configuration is done via USB A USB 5000V differential connection is provided on both from and rear but ONLY ONE CONNECTION SHOULD BE USED AT A TIME hey are wired in parallel DCshow64 Driver Card LED Indicator Legend For Driver Card f w 1 1 ON solid IN Ree ee Rapid Blinking Slow Blinking ___ ___ D Each Channel Has Its Own Yellow and Blue Indicators Yellow 1 Power Output directly connected to output terminals Bidirectional cards use Red Green bicolor LEDs to indicate polarity
22. m curve provides cleanly switched power with no PWM component Current Limit Each DCshow64 power driver incorporates a current sensor that is digitally sampled at high speed Firmware on board software emulates a circuit breaker by disabling the driver of current measurements exceed a specified threshold The driver can be reset by moving the front panel toggle switch to the center OFF position then returning it to the desired mode RUN or TEST The over current threshold is user selectable in 2A increments from 6A to 18A An over current condition is indicated on the front panel with a rapidly blinking channel status indicator blue LED Soundsculpture Incorporated DCshow64 Rear Panel Connections QUAD UNIDIRECTIONAL DRIVER CARD Outputs 1 4 TOP TO BOTTOM YELLOW positive GRAY pwm modulated negative UNIDIRECTIONAL LIMIT SWITCHES Pin 1 2 Ch1 Lim Sw Pin 3 4 Ch2 Lim Sw Pin 5 6 Ch3 Lim Sw Pin 7 8 Ch4 Lim Sw Pin 1 Ch QUAD BIDIRECTIONAL DRIVER CARD Outputs are 1 4 BOTTOM TO TOP YELLOW is output A GRAY is output B Polarity reverses for CW CCW drive BIDIRECTIONAL LIMIT SWITCHES Pin 1 3 Ch1 CW Lim Sw Pin 2 3 Chi CCW Lim Sw Pin 4 6 Ch2 CW Lim Sw Pin 5 6 Ch2 CCW Lim Sw Pin 7 9 Ch3 CW Lim Sw Pin 8 9 Ch3 CCW Lim Sw Pin 10 12 Ch4 CW Lim Sw Pin 11 12 Ch4 CCW Lim Sw DMX IN THROUGH Meets USITT DMX 512 Specifications Fully isolated DMX data souce may
23. n for any of the drivers on the card to operate The bottom green LED indicates that incoming DC power is good and the fuse is good If power supply fault occurs including a blown fuse this LED will blink rapidly Toggle Switch Each individual driver features a toggle switch with three positions Up RUN Center OFF and Down TEST When the channel is disabled by an over current fault it can be reset by moving the toggle to the OFF position then back to the desired setting Getting Started Using DCshow64 Config Software All driver configuration and setup is done from a PC using DCshow64 Config software This software has been authored using Microsoft Visual Studio 2005 and requires NET Framework 2 0 Comprehensive software testing has been done only with Windows XP with SP3 Nonetheless we expect this application to function appropriately in Windows 2000 Windows XP Windows Vista and Windows 7 USB Port Drivers The USB port on the DCshow64 utilizes an FTDI interface chip part number rr232R Drivers for this chip are available through Windows Update Where an Internet connection is available allow Windows to find download and install the required driver This process is entirely automatic and takes place the first time the DCshow64 is attached via USB cable and powered on If and Internet connection is not available the driver is also provided on the DCshow64 CD Additional USB port and driver support is
24. rojects and applications Contact Soundsculpture Incorporated for additional information Driver Card Front Panel Switches and Indicators Fuse All DCshow64 driver cards feature electronic over current and over temperature protection In the event that these features fail overall safety is ensured with a physical fuse This fuse value should not exceed 40A Status LEDs Each individual driver features a three LED indicators The top LED in each group indicates driver output power It is directly connected to the output connectors on the back of the card Ona unidirectional UNDIR4 card it is yellow On a bidirectional BIDIR4 card it is red green bicolor red and green mix to appear yellow when the motor is stopped The middle blue LED in each group is the channel status indicator When solidly lit the channel is active and in RUN mode When slowly blinking the channel is active and in TEST mode When rapidly blinking the channel is disabled by an over current fault The green LED at the bottom of each group is a system function or status indicator and is not driver specific The top green LED is the COP computer operating properly indicator It slowly blinks with a short duty cycle to show that internal firmware is running The second green LED from the top indicates valid incoming DMX data The third green LED from the top indicates the state of the DMX Enable Channel This channel must be high and the indicator must be o
25. when a UNIDIR4 card is selected Global Card Settings Two global parameters are currently provided DMX Enable Channel This DMX channel must be on above 6796 to enable power output on the driver card When this channel is off no drivers are enabled In most cases the same Enable Channel will be used for all cards in a rack unit providing a simple way to quickly disable all outputs on all cards at once Damping Time This parameter determines how quickly channel levels can change This is particularly important when driving large motors that require time to safely slow down and reverse When first setting up a motor application it is recommended to use a slow damping time until all other parameters are set and the control system is working as expected Accidental sudden changes in motor direction and or speed can strain drivers motors and connected mechanical systems a slow damping time minimizes this strain Once everything is programmed and running properly reduce the damping time for quicker tighter movements The range of power deliverable to a motor can be plotted ona line The control signal for a motor control can seen as a pointer along this line Full Speed COW STOPPED Full Speed CW Control pointer to the stopped position Damping Time determines how quickly the pointer can move across this line If the motor is currently running full speed
Download Pdf Manuals
Related Search