datasheet file
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1. Figure 22 Current Tuning window Ki Integral Gain Integral Gain helps the Drive to overcome static current errors A low or zero value for the Integral Gain may have current errors at rest Increasing the Integral Gain can reduce the error If the Integral Gain is too large the systems may hunt oscillate about the desired position Start button The user can start a Step Response test by clicking this button Start Restart a Step Response test to get an optimum response like Figure 22 and remember to save the settings to the Drive when finish tuning See Figure 24 Current Tuning Figure 23 Kp 2346 Ki 0 poor performances Tel 086 0755 26434369 22 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 Download successfully Kp 4681 Ki 244 l test f Start Figure 24 Finish tuning and save setting to the Drive Notes However if the user does not want to tune the current loop after changing a different stepping motor then Motor self test and parameter auto setup technology of the DM422C can replace manual tuning the Drive with ProTuner Just changes SW4 two times in 1 second and then the Drive will auto identify the new motor and auto configure related control parameters for optimum responses Recommend use this function after changing the driven motor SystemConfig In SystemConfig window the user can configu2. and motor working temperature Suitable for a wide range of stepping motors from NEMA frame size 14 to 23 It can be used in should be lt 80 C 176 various kinds of machines such as laser cutters laser markers high precision X Y tables labeling It is recommended to use automatic idle current mode namely current automatically reduce to machines and so on Its unique features make the DM422C an ideal solution for applications that 60 when motor stops so as to reduce Drive heating and motor heating The Drive must be mounted vertically to maximize heat sink area as shown in the following require low speed smoothness l l l picture Use forced cooling method to cool the system if necessary Tel 086 0755 26434369 1 Web Site www leadshine com Tel 086 0755 26434369 2 Web Site www leadshine com A Leadshine Technology Co Ltd Drive Case DM422C Digital Stepping Driver Manual V1 0 Mounting Plane Important NOTE The driver must be mounted vertically onto a plate or a heat sinking to maximize heat sink area as shown in the above picture Please use additional heat sinking or cool fan if necessary Operating Environment and other Specifications Environment Avoid dust oil fog and corrosive gases Humidity 40 RH 90 RH 5 9m s Max Vibration Approx 100g 3 52740z 3 Pin Assignment and Description The DM422C has two connectors connector P1 for control signals connections
3. LowerLimit 0 Capture UpperLimit 0 Capture 3rd ResonanceArea Aes 125 jl Phase 34 _ ______ LowerLimit 9 nam UpperLimit 9 Capture InternalPulser 100 x 0 01 rps Figure 26 Anti resonance tuning Tel 086 0755 26434369 26 Web Site www leadshine com D opiarin Technctagy Ca ltd DM422C Digital Stepping Driver Manual V1 0 D SEENE DM422C Digital Stepping Driver Manual V1 0 exceeds 16A gt l e A OverVoltage Over voltage Protection When power supply voltage exceeds 42 1 VDC protection r CommandT ype r ActiveE dge will be activated PUL DIR C CW CCW RisingEdge FallingEdoe PhaseErr Phase Error Protection Motor power lines wrong amp not connected will activate this x Ist Resonance rea protection ih S fe ErrCounter Displays current error s and current error history i _is Erase Current Err Erase Current Err button The user can clear current error s by clicking this LowerLimit cuss UpperLimit T 2nd R esonanceArea i button Amp2 27 Erase All Erase All button The user can clear all error s including error history by clicking this Phase 5 59 E I umam button LowerLimit 780 Capture UpperLimit 554 Capture 3 3rd ResonanceArea y About Amp3 i719 Phase3 1120 LowerLimit m pee UpperLimit 883 Espa Contact Us InternerPulser Product Information window Shows some product information about ProTuner x 0 01 rps st
4. and ENA are NC not connected See Connector P1 Configurations for more information b t2 DIR must be ahead of PUL effective edge by Sus to ensure correct direction c t3 Pulse width not less than 7 5uUs d t4 Low level width not less than 7 5us 11 Protection Functions To improve reliability the Drive incorporates some built in protection functions The DM422C uses one RED LED to indicate what protection has been activated The periodic time of RED is 3 s seconds and how many times the RED turns on indicates what protection has been activated Because only one protection can be displayed by RED LED so the Drive will decide what error to display according to their priorities See the following Protection Indications table for displaying priorities Over current Protection Over current protection will be activated when continuous current exceeds 16A or in case of short circuit between motor coils or between motor coil and ground and RED LED will turn on once within each periodic time 3 s Over voltage Protection When power supply voltage exceeds 422 1 VDC protection will be activated and RED LED will turn on twice within each periodic time 3 s Tel 086 0755 26434369 12 Web Site www leadshine com A Leadshine Technology Co Ltd Phase Error Protection DM422C Digital Stepping Driver Manual V1 0 Motor power lines wrong amp not connected will activate this protection RED LED will turn on four times
5. thus satisfying a wide range of applications Series Connections A series motor configuration would typically be used in applications where a higher torque at lower speeds is required Because this configuration has the most inductance the performance will start to degrade at higher speeds In series mode the motors should also be run at only 70 of their rated current to prevent over heating P2 A A B B Figure 7 8 lead motor series connections Parallel Connections An 8 lead motor in a parallel configuration offers a more stable but lower torque at lower speeds But because of the lower inductance there will be higher torque at higher speeds Multiply the per phase or unipolar current rating by 1 96 or the bipolar current rating by 1 4 to determine the peak output current Figure 8 8 lead motor parallel connections NEVER disconnect or connect the motor while the power source is energized Tel 086 0755 26434369 7 Web Site www leadshine com A Leadshine Technology Co Ltd 6 Power Supply Selection DM422C Digital Stepping Driver Manual V1 0 The DM422C can match medium and small size stepping motors from NEMA frame size 14 to 23 made by Leadshine or other motor manufactures around the world To achieve good driving performances it is important to select supply voltage and output current properly Generally speaking supply voltage determines the high speed performance of the motor while output current d
6. The user can choose two drop down menus by clicking About including Product Information and Contact Us window Shows some contact information about Leadshine Leadshine Stepper Figure 27 Finishing tuning and download parameter settings to the Drive Err_check Error Check This window shows both the present status of each error event and their history Current error event s can be reset by clicking Erase Current Err button and all error events Figure 29 Product information can be reset by clicking Erase All button List of the last ten drive faults 0 being the most recent 9 is the oldest See Figure 28 Leadshine Technology Co Ltd Tel O0T55 26433338 F ax 0755 26402T18 FTeb wrr leadshine com Addr Floor3 Block2 HanyouTi anan Industrial Park Hanshan District Shenzhen China ZIP 518052 Figure 30 Contact information Figure 28 Error check window OverCurrent Over current Protection Protection will be activated when continuous current Tel 086 0755 26434369 27 Web Site www leadshine com Tel 086 0755 26434369 28 Web Site www leadshine com A Leadshine Technology Co Ltd APPENDIX DM422C Microstepping Driver Manual V1 0 Twelve Month Limited Warranty Leadshine Technology Co Ltd warrants its products against defects in materials and workmanship for a period of 12 months from shipment out of factory During the warranty period Leadshine will either a
7. window Serial Port Select the serial communication port to which the Drive is connected The factory default setting is COMI Baud Rate Select the communication baud rate The factory default setting is 38400 Click Open button to establish a connection with the specified settings When connecting you can choose SaveToDrive to download the current parameter settings to the Drive or to upload the stored Drive settings into the ProTuner by clicking Tuning gt Position Loop on the menu bar Tuning The user can choose one or two drop down menu s by clicking Tuning including CurrentLoop and SystemConfig CurrentLoop In Current Tuning window the user can tune the Kp Proportional Gain and Ki Integral Gain of Drive s current loop to optimize responses with different motors Start Restart a Step Response test to get an optimum response Kp Proportional Gain Proportional Gain determines the response of the Drive to current setting command Low Proportional Gain provides a stable system doesn t oscillate has low stiffness and large current error causing poor performances in tracking current setting command in each step like Figure 23 Too large Proportional Gain values will cause oscillations and unstable systems Tel 086 0755 26434369 21 Web Site www leadshine com A Leadshine Technology Co Ltd Current Tuning DM422C Digital Stepping Driver Manual V1 0 Kp 4681 Ki 224 l test f Start
8. within each periodic time 3 s Attention When above protections are active the motor shaft will be free or the LED will turn red Reset the Drive by repowering it to make it function properly after removing above problems Since there is no protection against power leads reversal it is critical to make sure that power supply leads correctly connected to Drive Otherwise the Drive will be damaged instantly Protection Indications Over current protection 38 0 2s 0 3s s Over voltage protection Phase error protection 12 Frequently Asked Questions In the event that your Drive doesn t operate properly the first step is to identify whether the problem is electrical or mechanical in nature The next step is to isolate the system component that is causing the problem As part of this process you may have to disconnect the individual components that make up your system and verify that they operate independently It is important to document each step in the troubleshooting process You may need this documentation to refer back to at a later date and these details will greatly assist our Technical Support staff in determining the problem should you need assistance Many of the problems that affect motion control systems can be traced to electrical noise controller software errors or mistake in wiring Tel 086 0755 26434369 13 Web Site www leadshine com Leadshine Technol
9. User s Manual For DM422C CE AN Fully Digital Stepping Drive Version 1 0 2009 All Rights Reserved Attention Please read this manual carefully before using the Drive Leadshine Technology Co Ltd 3 F Block 2 Nanyou Tianan Industrial Park Nanshan Dist Shenzhen China T 86 755 26434369 F 86 755 26402718 Web site www leadshine com E Mail sales leadshine com The content in this manual has been carefully prepared and is believed to be accurate but no responsibility is assumed for inaccuracies Leadshine reserves the right to make changes without further notice to any products herein to improve reliability function or design Leadshine does not assume any liability arising out of the application or use of any product or circuit described herein neither does it convey any license under its patent rights of others Leadshine s general policy does not recommend the use of its products in life support or aircraft applications wherein a failure or malfunction of the product may directly threaten life or injury According to Leadshine s terms and conditions of sales the user of Leadshine s products in life support or aircraft applications assumes all risks of such use and indemnifies Leadshine against all damages 2009 by Leadshine Technology Company Limited All Rights Reserved Contents Contents Table of Contents Dinamie CULTS CUTS on 5 tare sstce den E dn sateatesngigedencacecme aes 10 Stand
10. and connector P2 for power and motor connections The following tables are brief descriptions of the two connectors More detailed descriptions of the pins and related issues are presented in section 4 5 9 Tel 086 0755 26434369 3 Web Site www leadshine com Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 Connector P1 Configurations DIR signal In single pulse mode this signal has low high voltage levels representing two directions of motor rotation in double pulse mode software configurable this signal is counter clock CCW pulse active both at high level and low level software configurable For reliable motion response DIR signal should be ahead of PUL signal by 5us at least 4 5V when DIR HIGH 0 0 5V when DIR LOW Please note that rotation direction is also related to motor Drive wiring match Exchanging the connection of two wires for a coil to the Drive will reverse motion direction Selecting Active Pulse Edge and Control Signal Mode The DM422C supports PUL DIR and CW CCW modes and pulse active at rising or falling edge See more information about these settings in Section 13 Default setting is PUL DIR mode and rising edge active Connector P2 Configurations Tel 086 0755 26434369 4 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 4 Control Signal Connector P1 Interface The DM422C uses opto couplers to inc
11. duct for service Please include a written description of the problem along with contact name and address Send failed product to distributor in your area or Leadshine Technology Co Ltd 3 F Block 2 Nanyou Tianan Industrial Park Nanshan Dist Shenzhen China Also enclose information regarding the circumstances prior to product failure Tel 086 0755 26434369 29 Web Site www leadshine com A Leadshine Technology Co Ltd Contact Us DM422C Digital Stepping Driver Manual V1 0 China Headquarters Address 3 F Block 2 Nanyou Tianan Industrial Park Nanshan District Shenzhen China Web http www leadshine com Sales Hot Line Tel 86 755 2643 4369 for All 86 755 2641 7674 for Asia Australia Africa areas 86 755 2640 9254 for Europe America areas Fax 86 755 2640 2718 Email sales leadshine com Technical Support Tel 86 755 2641 8447 and 86 755 2647 1129 Fax 86 755 2640 2718 Email tech leadshine com and vic leadshine com Leadshine Hong Kong Address Rm 3 9 F Block E Wah Lok Industrial Center 31 41 Shan Mei St Fo Tan Shatin Hong Kong Tel 852 2952 9114 Fax 852 2952 9395 Email hk sales leadshine com Leadshine U S A Address 25 Mauchly Suite 318 Irvine California 92618 Tel 1 301 433 3780 Fax 1 301 637 2718 Web http www leadshineUSA com Email usa_sales leadshine com and cli leadshine com Tel 086 0755 26434369 30 Web Site www leadshine com
12. eter auto setup technology offers optimum responses with different motors and easy to use The driven motors can run with much smaller noise lower heating Logic signal current i a a aS smoother movement than most of the Drives in the markets Its unique features make the DM422C Pulse input frequency p 1D a an ideal solution for applications that require low speed smoothness Compared to the DM432C Isolation resistance L the DM422C has smaller size and lower cost Mechanical Specifications unit mm inch Features 86 3 388 Anti Resonance provides optimum torque Supply voltage up to 36 VDC and nulls mid range instability Output current programmable from 0 3A to Motor self test and parameter auto setup 2 2A technology offers optimum responses with Pulse input frequency up to 75 KHz 20 5 0 808 different motors TTL compatible and optically isolated input 27 5 1 084 Multi Stepping allows a low resolution step Automatic idle current reduction 55 2 167 Suitable for 2 phase and 4 phase motors Support PUL DIR and CW CCW modes input to produce a higher microstep output for smooth system performance 79 3 113 Figure 1 Mechanical specifications Microstep resolutions programmable from Over voltage over current phase error full step to 102 400 steps rev protections Elimination of Heat Applications Drive s reliable working temperature should be lt 70 C 158 F
13. etermines the output torque of the driven motor particularly at lower speed Higher supply voltage will allow higher motor speed to be achieved at the price of more noise and heating If the motion speed requirement is low it s better to use lower supply voltage to decrease noise heating and improve reliability Note MEANWELL DRP 240 24 24VDC 240Watt power supply must be selected in order to make the whole system comply with UL standards for safety Regulated or Unregulated Power Supply Both regulated and unregulated power supplies can be used to supply the Drive However unregulated power supplies are preferred due to their ability to withstand current surge If regulated power supplies such as most switching supplies are indeed used it is important to have large current output rating to avoid problems like current clamp for example using 4A supply for 3A motor Drive operation On the other hand if unregulated supply is used one may use a power supply of lower current rating than that of motor typically 50 70 of motor current The reason is that the Drive draws current from the power supply capacitor of the unregulated supply only during the ON duration of the PWM cycle but not during the OFF duration Therefore the average current withdrawn from power supply is considerably less than motor current For example two 3A motors can be well supplied by one power supply of 4A rating Multiple Drives It is recommended to have
14. mic 16 3200 ON OFF OD OFF Standstill current setting SW4 is used for this purpose OFF meaning that the standstill current is set to be half of the selected The current automatically reduced to 60 of the selected dynamic current one second after the last pulse Theoretically this will reduce motor heating to 36 due to P I R of the original value If the application needs a different standstill current please contact Leadshine Current Settings 8 Wiring Notes For a given motor higher Drive current will make the motor to output more torque but at the same In order to improve anti interference performance of the Drive it is recommended to use time causes more heating in the motor and Drive Therefore output current is generally set to be such ae twisted pair shield cable that the motor will not overheat for long time operation Since parallel and serial connections of Tel 086 0755 26434369 9 Web Site www leadshine com Tel 086 0755 26434369 10 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 To prevent noise incurred in PUL DIR signal pulse direction signal wires and motor wires should not be tied up together It is better to separate them by at least 10 cm otherwise the disturbing signals generated by motor will easily disturb pulse direction signals causing motor position error system instability and other failures If a power supply serves
15. motor phase current motor leads and connection methods Phase current rating supplied by motor manufacturer is important in selecting Drive current however the selection also depends on leads and connections When it s not in software configured mode the first three bits SW1 2 3 of the DIP switch are used to set the dynamic current Select a setting closest to your motor s required current 102 400 steps rev and the latter can be set from 0 3A to 2 2A See more information about Microstep D setting ynamic current settin Notes Due to motor inductance the actual current in the coil may be smaller than the dynamic and Output Current Setting in Section 13 However when it s not in software configured mode this Drive uses a 6 bit DIP switch to set microstep resolution and motor operating current as shown below Dynamic Current Microstep Resolution AIL OWN is software configured AIL ON is software configured 12 3 4 5 6 Standstill Current ON haft OFF full Motor auto identification and parameter auto configuration 2 change in 1 second Microstep Resolution Selection When it s not in software configured mode microstep resolution is set by SW5 6 of the DIP switch current setting particularly under high speed condition as shown in the following table 1lto512 Default Software configured ON ON dynamic current and ON meaning that standstill current is set to be the same as the selected dyna
16. multiple Drives to share one power supply to reduce cost if the supply has enough capacity To avoid cross interference DO NOT daisy chain the power supply input pins of the Drives Instead please connect them to power supply separately Selecting Supply Voltage The power MOSFETs inside the DM422C can actually operate within 20 40VDC including power input fluctuation and back EMF voltage generated by motor coils during motor shaft deceleration Higher supply voltage can increase motor torque at higher speeds thus helpful for avoiding losing steps However higher voltage may cause bigger motor vibration at lower speed and Tel 086 0755 26434369 8 Web Site www leadshine com A Leadshine Technology Co Ltd it may also cause over voltage protection or even Drive damage Therefore it is suggested to choose DM422C Digital Stepping Driver Manual V1 0 only sufficiently high supply voltage for intended applications and it is suggested to use power supplies with theoretical output voltage of 20 36VDC leaving room for power fluctuation and back EMF 7 Selecting Microstep Resolution and Drive Output Current Microstep resolutions and output current are programmable the former can be set from full step to A Leadshine Technology Co Ltd motor coils will significantly change resulting inductance and resistance it is therefore important to DM422C Digital Stepping Driver Manual V1 0 set Drive output current depending on
17. ogy Co Ltd DM422C Digital Stepping Driver Manual V1 0 Problem Symptoms and Possible Causes Microstep resolution setting is wrong Fault condition exists Motor phases may be connected in reverse Something wrong with motor coil Control signal is interfered Something wrong with motor coil Current setting is too small Acceleration is set too high Inadequate heat sinking cooling Current is set too high Tel 086 0755 26434369 14 Web Site www leadshine com A Leadshine Technology Co Ltd 13 Professional Tuning Software ProTuner DM422C Digital Stepping Driver Manual V1 0 Introduction This section will provide an overview of connection and basic setup instructions for Leadshine s digital stepping Drive DM422C using the ProTuner software These instructions will walk you through the following steps necessary to start up your Drive and motor This section is intended for setting up the Drive with the ProTuner Software Installation The ProTuner is windows based setup software for tuning all the Leadshine s digital Drives includes stepping Drive DM422C It can run in windows systems including Win95 Win98 WindowsNT Windows 2000 Windows XP And the selected PC should have 1 serial port at least for communicating with the Drive Double click ProTuner_All_Setup_V1 0 exe to begin installing the ProTuner See Figure 11 Click Next to enter the License Agreement window See Figu
18. power supply the motor motor wirings Tel 086 0755 26434369 19 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 and try again Open the tuning software ProTuner and check Drive status by clicking Err_check If its Phase Error check the motor motor wirings and try again If it still doesn t work after you followed all of the previous steps please contact us at tech leadshine com If the RED LED is OFF and the motor is normal then you can start to tune the servo with ProTuner However we recommend you see the following contents before starting tuning Software Introduction ProTuner Main Window m DE422 Digital Stepper ProTuner Option Tuning Err_check About Menu Bar Leading Technology Shining Value LEADSHINE Status Bar Status C Leadshine Technology Co Ltd Date 2009 3 27 Time 4 Figure 20 ProTuner Option The user can choose three drop down menus by clicking Option including Com Config SaveToDrive and Exit Com Config Configure Com communication interface SaveToDrive Download the current parameter settings to the Drive Tel 086 0755 26434369 20 Web Site www leadshine com A Leadshine Technology Co Ltd Exit Exit the ProTuner DM422C Digital Stepping Driver Manual V1 0 Com Config Window Com Config Choose Serial Port com Choose Baudrate Figure 21 RS232 communication configuration
19. r can enter a value directly in the text box or move the slider bar back and forth to get an optimum value LowerLimit is the Lower Limit of the 1 resonance area and the user can capture this value when finds it during move the slider bar of internal pulse generator UpperLimit is the Upper Limit of the 1 resonance area Default Amp1 and Phasel values are zero 2 ResonanceArea Parameters for 2 resonance area Usually between 1 2rps and 2 4rps Default Amp2 and Phase2 values are zero Tel 086 0755 26434369 24 Web Site www leadshine com A Leadshine Technology Co Ltd 3 ResonanceArea Parameters for 3 resonance area Usually between 2 4rps and 4 8rps Default DM422C Digital Stepping Driver Manual V1 0 Amp3 and Phase3 values are 128 Start Stop button The user can start Stop a motion test by clicking this button SysteaConfig StepperConfig PeakCurlA 2 20 MircoStep 1 512 32 StepAngle deg CommandT ype ActiveEdge f PUL DIR C CwrCCw RisingEdge FallingEdge 1st ResonanceArea Ampt 0 SS SS Phase1 0 SS a aa a a LowerLimit 0 Capture UpperLimit 0 Capture 2nd EPES Amp2 0 Sg E er a re Phase2 0 Se LowerLimit 0 _Capture UpperLimit 0 Capture 3rd ResonanceArea Amp3 1128 SS Phase3 1128 LowerLimit 0 ei UpperLimit 9 Capture InternalPulser ee x 0 01 rps Figure 25 SystemConfig window Procedure for Achieving Optimum Performance Step 1 Sta
20. re 12 Note ProTuner_All_Setup_V1 0 exe can be used for all Leadshine digital drives User can get it from either Leadshine CD or website Please get the latest version from http www leadshine com amp Protuner_All Setup Welcome Welcome to the installer for ProTuner_All 1 0 Itis strongly recommended that you exit all Windows programs before continuing with this installation Ifyou have any other programs running please click Cancel clase the programs and run this setup again Otherwise click Next to continue i Cancel Figure 11 Begin to install the ProTuner Tel 086 0755 26434369 15 Web Site www leadshine com A Leadshine Technology Co Ltd amp Proluner_All Setup DM422C Digital Stepping Driver Manual V1 0 License Agreement Please read the following license agreement carefully Insert your license agreement text here do not agree to the terms of this license agreement Figure 12 License agreement Choose I agree to the terms of this license agreement and click Next to continue installation The user can enter user s information in the following window See Figure 13 After entering the user s information click Next to select installation folder where you would like to install the ProTuner See Figure 14 amp Proluner_All Setup User Information Enter your user information and click Next to continue Name E Someone L Company Lead
21. re Peak Current Microstep Command Type Active Edge and eliminate motor resonance A built in pulse generator can be used for test during tuning See Picture 25 PeakCur Peak Current The value is the peak current to the selected motor and can be set from 0 1 to 3 2 A The user can set the peak current with ProTuner or DIP switches see more information about setting output current of the Drive in section 5 Connecting the Motor and section 7 Selecting Microstep Resolution and Drive Output Current MicroStep Microstep Resolution The value is Drive s microstep resolution setting and can be set from to 512 The user can set the microstep with ProTuner or DIP switches See more information about setting output current of the Drive in section 7 Selecting Microstep Resolution and Drive Output Current StepAngle Step Angle The Drive will auto detect the Step Angle of the driven motor Tel 086 0755 26434369 23 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 CommandType Command Type of control signal including PUL DIR and CW CCW Set this parameter according to Command Type of motion controller ActiveEdge Active Edge The user can set the triggered edge of pulse command signal in this panel When the Drive works in CW CCW mode no matter what level is at fixed level terminal the Drive can works properly Anti Resonance Introduction Step motors a
22. re highly resonant which results in vibration and ringing The ringing utilizes a large fraction of the motor s available torque thereby wasting performance Furthermore at mid range velocities the resonance can become so severe that the motor looses synchronization and stalls The DM422C Drive provides robust anti resonance control to stop the vibrations and maintain equilibrium This feature requires that the Drive be configured with respect to the total inertia in the system If set improperly the effectiveness of the feature may be diminished The user can invoke or disable the feature by setting Amp and Phase values in SystemConfig window Amp and Phase values all zero is to disable the feature otherwise is to invoke the feature It should be enabled unless the system configuration either does not need it or cannot tolerate it A system with loose couplings or viscous loading generally does not need this feature If a system has compliant springy coupling and is absent appreciably viscosity it may not respond well to the active th anti resonant loop in the drive The anti resonant feature is not designed to damp such a 4 order system If the application of anti resonance results in degradation or instability it should be disabled 1 ResonanceArea Parameters for 1 resonance area Usually between 0 6rps and 1 2rps Ampl is Amplitude adjustment for 1 resonance area Phasel is Phase adjustment for 1 resonance area The use
23. rease noise immunity and interface flexibility If the opto couplers supply voltage is higher than 5V a current limiting resistor needs to be connected at each command signal terminal to prevent overheating the opto couplers In the following figures connections to open collector and differential controller are illustrated Controller DM422 Driver R 0 if VCC 5V R 1K Power gt 0 125W if VCC 12V R 2K Power gt 0 125W if VCC 24V R must be connected to control signal terminal Figure 2 Connections to open collector signal common anode VCCo DM422 Driver R 0 if VCC 5V R 1K Power gt 0 125W if VCC 12V R 2K Power gt 0 125W if VCC 24V R must be connected to control signal terminal Figure 3 Connections to differential control signal 5 Connecting the Motor The DM422C can drive any 2 pahse and 4 pahse hybrid stepping motors Tel 086 0755 26434369 5 Web Site www leadshine com A Leadshine Technology Co Ltd Connections to 4 lead Motors DM422C Digital Stepping Driver Manual V1 0 4 lead motors are the least flexible but easiest to wire Speed and torque will depend on winding inductance In setting the Drive output current multiply the specified phase current by 1 4 to determine the peak output current P2 A A B B Figure 4 4 lead Motor Connections Connections to 6 lead Motors Like 8 lead stepping motors 6 lead motors have two configurations available for high speed or high torq
24. rt the motion test by clicking Start Stop button Find the Lower Limit values and Upper Limit values for each resonance area by slightly moving the slider bar of internal pulse generator back and forth and capture these values for anti resonance algorithm by clicking Capture buttons See Figure 26 Step 2 Run the motor at the given test speed and verify the motor smoothness You may find a better smoothing value by slightly moving the slider bars of AMP s and Phase s back and forth It is very important to make the AMP s and Phase s adjustments at the proper test speeds with an unloaded motor Running at an incorrect test speed will not excite the motor at its peak resonance Tel 086 0755 26434369 25 Web Site www leadshine com A Leadshine Technology Co Ltd making it more difficult to find proper adjustment values Optimum AMP s and Phase s values may DM422C Digital Stepping Driver Manual V1 0 be a little different between running the tests with an unloaded motor and a load motor Please remember to click SavetoDrive to download the final parameter settings to the Drive when finish tuning See Figure 27 SystemConfig StepperConfig PeakCurlA 2 20 MircoStep 1 512 32 StepAngle deg CommandT ype ActiveEdge f PUL DIR C CweCCw RisingEdgae FallingEdge 1st ResonanceArea Ampl 48 Se Phase1 0 Re LowerLimit 0 Capture UpperLimit 0 Capture 2nd BAA Amp2 51 SS a ae Phase2 39 _____ __
25. several Drives separately connecting the Drives is recommended instead of daisy chaining It is prohibited to pull and plug connector P2 while the Drive is powered ON because there is high current flowing through motor coils even when motor is at standstill Pulling or plugging connector P2 with power on will cause extremely high back EMF voltage surge which may damage the Drive 9 Typical Connection A complete stepping system should include stepping motor stepping Drive power supply and controller pulse generator A typical connection is shown as figure 9 Controller DM422C Driver 20 36 VDC Stepping Motor R 0 if VCC 5V R 1K Power gt 0 125W if VCC 12V R 2K Power gt 0 125W if VCC 24V R must be connected to control signal terminal Figure 9 Typical connection 10 Sequence Chart of Control Signals In order to avoid some fault operations and deviations PUL DIR and ENA should abide by some rules shown as following diagram Tel 086 0755 26434369 11 Web Site www leadshine com A Leadshine Technology Co Ltd t 25us DM422C Digital Stepping Driver Manual V1 0 State High Level gt 3 5V l I l PUL PUL CW High Level gt 3 5V i Low Level lt 0 5V it 25pus DIR JIR CCW SA l Tt 70S l ae Low Level lt 0 5V ENA ENA PUL DIR CW CCW Figure 10 Sequence chart of control signals Remark a tl ENA must be ahead of DIR by at least 5us Usually ENA
26. sevsveeeess 15 Selecting Active Pulse Edge and Control Signal Mode cceeeeteeeen 4 TiO CMC Om E E AE ese teas E ta ose ates nese 15 Connector P2 Configurations cscceceesesseseseeeeeessssseseseseseeneseeesesesnsnenssasesavees 4 Sorva e nst ailai eneen aaa aS 15 4 Control Signal Connector P1 Interface sssrinin 5 CONNECTIONS and Tesi erneer ionan a AON AONAD 19 J GOmmech ng MeMo rinon a E O 5 RS232 Interface CONNECCtION ooooooooooooooooooooooooooooooooooooooooooo 19 Connections to 4 ahead MOOS cass cee xeccncnseis 6 awa aiens EN 6 Testing the Stepping System ccccsscsecssssscsecessssesesecssscsecessvsvsecesevscsecesevseseensene 19 Connections to 6 lead Motors sssessssesssessseesstessreesseesstessreesseesstessreesseessresseeesseesss 6 Software Introd o Minrente tot ene ete ee ete ec 20 Halt Colt ONT SU AMONG aaar E E E 6 ProTuner Main Window oooooooooooooooooooooooooooooooooooooooo 20 Pull Coil Omit Sue AU ONS ae ce a san th et E 6 Com Config Window u cccccccsscsscsscssssecessscsecessescscessvsesesssarsesecasavscsecesevseeneass 21 Connections to 8 lead MOtors ssssessesesstsesrstesrrtesrttessrtesrreessteessteessteessteessteesteessees 1 TUDIN a a E E adawesianaus uaa 21 Seres C OMNECH OMS rsen EA E EAER EER 7 Anti Resonance Introduction oooo coooooooooooeeooooooooooooooooooooo oo 24 Parallel OMe CiOns espina A ane 7 Procedure for Achieving Optimum Performance cccccssssecsscsseseetsesseeeeees 25 6 Power S
27. shine j Cancel Figure 13 User s information settings Tel 086 0755 26434369 16 Web Site www leadshine com D Headeraw Tachnoogy Ca DM422C Digital Stepping Driver Manual V1 0 PA Proluner_All Setup Installation Folder Where would you like ProTuner_All to be installed The software will be installed in the folder listed below To select a different location either type in a new path or click Change to browse for an existing folder Install ProTuner_All to D Program Files ProTuner_All Ch Space required 23 1 MB Space available on selected drive 5 96 GB PA Proluner_All Setup Set the Shortcut Folder in Figure 15 and continue to install the ProTuner by following Figure 16 and Figure 17 An Installation Successful window will appear if the ProTuner is installed Shortcut Folder Ahere would you like the shortcuts to be installed The shortcut icons will be created in the folder indicated below If you don t want to use the default folder you can either type a new name or select an existing folder from the list Shortcut Folder ProTuner_All Install shortcuts for current user only Make shortcuts available to all users Cancel Figure 15 Shortcut folder setting successfully See Figure 18 Tel 086 0755 26434369 17 Web Site www leadshine com D Headarene Technology Co a DM422C Digital Stepping Driver Manual V1 0 amp Proluner_All Setup Ready to Ins
28. still current Setini N sedea i dais ha caeianttens 10 1 Introduction Features and Applications sccccseeeeeeeee este essen eeeseeneeeseeneees l SWIS NGtes AT ENE T AEE E N EOE 10 BOT OCCO Oera A E E i o Typ cal Connec Oaea E cae aeetee dace seedindaes 11 POAMUECS eenaa A eae A ea haat woes 1 10 Sequence Chart of Control Signals c c c ccccccccssssesssssscsesessssvsccessvsvsesessvsvscesevseeeeees 11 Applications s sssessssesseesseesseestesstesstesstessersreesteesteestesstesseesseeteesteestesstesseessernteesneess l l Protecion FUNCIONS moinen a eral aie ean ani 12 Zs OPCI CAONS Acetone dats aE wari baseasdsaaarausiacesads address eaadiaacieees 2 Over current Protection ooooooooocooooooooooooooooooooooooooooooo oo 12 Electrical S pe Cit CaliOms crepie NENEN 2 Over voltage Protection c cccccccssssesesssssscsesessesesecessvsessessvsvsucassvsvssnsevsveeeess 12 Mechanical Speci Cau ons ssis iaste Salis tes a ese esta nae ate ia 2 Phase Error rote ct ON 13 ETOO PH I aa E E E E E 2 Protection IndicatiONS oooooo 55oooooooooooeooooooooooooooooooooo 13 Operating Environment and other Specifications cesses eects 3 12 Prequenthy Asked Questions nroa e A A A A R 13 VPNASS Lament and DesCri Pil onenera A A E 3 Problem Symptoms and Possible Causes c cccsssssssscssesecesssvsesesessvsesesevsvseeneee 14 Conecto F COMMS UCACOMNS ea E A saitas ieinet 4 13 Professional Tuning Software ProTumet c c ccccsccsscsscsscesssesecesssscsesesevscsce
29. t its option repair or replace products which proved to be defective Exclusions The above warranty does not extend to any product damaged by reasons of improper or inadequate handlings by customer improper or inadequate customer wirings unauthorized modification or misuse or operation beyond the electrical specifications of the product and or operation beyond environmental specifications for the product Obtaining Warranty Service To obtain warranty service a returned material authorization number RMA must be obtained from customer service at e mail tech leadshine com before returning product for service Customer shall prepay shipping charges for products returned to Leadshine for warranty service and Leadshine shall pay for return of products to customer Warranty Limitations Leadshine makes no other warranty either expressed or implied with respect to the product Leadshine specifically disclaims the implied warranties of merchantability and fitness for a particular purpose Some jurisdictions do not allow limitations on how long and implied warranty lasts so the above limitation or exclusion may not apply to you However any implied warranty of merchantability or fitness is limited to the 12 month duration of this written warranty Shipping Failed Product If your product fail during the warranty period e mail customer service at tech leadshine com to obtain a returned material authorization number RMA before returning pro
30. tall You are now ready to install ProTuner_All 1 0 The installer now has enough information to install ProTuner_All on your computer The following settings will be used Install folder D Program FilesiProTuner_All Shortcut folder ProTuner_All Please click Next to proceed with the installation amp Proltuner_All Setup Installing ProTuner_All Please wait Installing Files CAWINDOVYSisystem32iIMSCOMCTL OCK Figure 17 Installing the ProTuner Tel 086 0755 26434369 18 Web Site www leadshine com A Leadshine Technology Co Ltd amp Proluner_All Setup DM422C Digital Stepping Driver Manual V1 0 Installation Successful The ProTuner_All 1 0 installation is complete Thank you for choosing ProTuner_Alll Please click Finish to exit this installer Cancel Figure 18 Finish installation Connections and Testing Connect the stepping system according to the contents in previous sections and connect the PC to the Drive as the following figure RS232 Interface Connection DM422C 1 PC with ProTuner Digital Stepping Driver Special Cable Figure 19 RS232 interface connection Testing the Stepping System Turn on the power supply the green Power LED will light The DM422C has default parameters stored in the Drive If the system has no hardware and wirings problem the motor should be locked and the Drive should be ready If the red LED immediately turns on flickers then check
31. ue operation The higher speed configuration or half coil is so described because it uses one half of the motor s inductor windings The higher torque configuration or full coil uses the full windings of the phases Half Coil Configurations As previously stated the half coil configuration uses 50 of the motor phase windings This gives lower inductance hence lower torque output Like the parallel connection of 8 lead motor the torque output will be more stable at higher speeds This configuration is also referred to as half chopper In setting the Drive output current multiply the specified per phase or unipolar current rating by 1 4 to determine the peak output current P2 A A NC B B NC Figure 5 6 lead motor half coil higher speed connections Full Coil Configurations The full coil configuration on a six lead motor should be used in applications where higher torque at lower speeds is desired This configuration is also referred to as full copper In full coil mode the motors should be run at only 70 of their rated current to prevent over heating Tel 086 0755 26434369 6 Web Site www leadshine com A Leadshine Technology Co Ltd DM422C Digital Stepping Driver Manual V1 0 P2 A oN B B Figure 6 6 lead motor full coil higher torque connections Connections to 8 lead Motors 8 lead motors offer a high degree of flexibility to the system designer in that they may be connected in series or parallel
32. upply Selection ssssesssssssssssrssssssssssrrttttsssssnrttttessnsnntttttesnnsnrttiteeennsnteteetessns 8 APPEND D enan oes ner ey ae norte rer smn cree eee ter ta veneer eer 29 Regulated or Unregulated Power Supply cesses teen etnies 8 Twelve Month Limited Warranty ccccccsccscssscsccssesecscosesesscossesssscensesesneones 29 Multiple Driyes sesssetiiisssen iinis 8 JEEE 6 01S ee Re ne EET E E E E AE 29 Selecting Supply Voltage ceisir aa 8 Obt inine Warranty Service senner E E A 29 7 Selecting Microstep Resolution and Drive Output Current cece 2 AN O ar E E 29 Microstep Resolution Selection ssessesssesssesresssesreesessreeseesreerorsrtnrerssenreessenreeseenrees 2 CO E U a ne a ne teen en a a a eee re rn eee 30 CUNS etU Seisean E a a E R 9 I II OY sensative Technology Co Ltd DM422C Microstepping Driver Manual V1 0 SOSUR INE ACEN TOTO T00 DM422C Digital Stepping Driver Manual V1 0 VAY teadshine Technology Co ltd DM422C Microstepping Driver Manual V1 0 gital Stepping ae 2 Specifications 1 Introduction Features and Applications P Electrical Specifications T 25 C 77F Introduction The DM422C is a versatility fully digital stepping Drive based on a DSP with advanced control a ae algorithm The DM422C is the next generation of digital stepping motor controls It brings a unique level of system smoothness providing optimum torque and nulls mid range instability Motor self test and param
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