Leadshine Technology DM870 User Manual Download Page 1

User

s Manual   

For 

DM870 

Fully Digital Stepping Drive

 

Version 1.0 

©

2009 All Rights Reserved

 

Attention: Please read this manual carefully before using the Drive! 

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: 

[email protected]

 

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

 

Summary of Contents for DM870

Page 1: ... 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 ...

Page 2: ...electing Supply Voltage 8 7 Selecting Microstep Resolution and Drive Output Current 9 Microstep Resolution Selection 9 Current Settings 10 Contents II Dynamic current setting 10 Standstill current setting 10 8 Wiring Notes 11 9 Typical Connection 11 10 Sequence Chart of Control Signals 12 11 Protection Functions 12 Over current Protection 12 Over voltage Protection 13 Phase Error Protection 13 Pro...

Page 3: ...utput for smooth system performance l Microstep resolutions programmable from full step to 102 400 steps rev l Supply voltage up to 72 VDC l Output current programmable from 0 5A to 7 0A l Pulse input frequency up to 200 KHz l TTL compatible and optically isolated input l Automatic idle current reduction l Suitable for 2 phase and 4 phase motors l Support PUL DIR and CW CCW modes l Over voltage ov...

Page 4: ...e both at high level and low level software configurable For reliable response pulse width should be longer than 2 5μs Series connect resistors for current limiting when 12V or 24V used The same as DIR and ENA signals DIR DIR 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 i...

Page 5: ...the specified phase current by 1 4 to determine the peak output current 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 torque 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...

Page 6: ...e 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 regul...

Page 7: ...iven motor higher Drive current will make the motor to output more torque but at the same time causes more heating in the motor and Drive Therefore output current is generally set to be such that the motor will not overheat for long time operation Since parallel and serial connections of motor coils will significantly change resulting inductance and resistance it is therefore important to set Driv...

Page 8: ...lude stepping motor stepping Drive power supply and controller pulse generator A typical connection is shown as figure 9 Figure 9 Typical connection DM870 Digital Stepping Driver Manual V1 0 Tel 086 0755 26434369 12 Web Site www leadshine com 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 dia...

Page 9: ...onnect 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 contr...

Page 10: ...d 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 Figure 12 Figure 11 Begin to install the ProTuner 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...

Page 11: ...ortcut 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 successfully See Figure 18 DM870 Digital Stepping Driver Manual V1 0 Tel 086 0755 26434369 18 Web Site www leadshine com Figure 16 Installation information summarization Figure 17 Installing the ProTuner ...

Page 12: ...r motor wirings DM870 DM870 Digital Stepping Driver Manual V1 0 Tel 086 0755 26434369 20 Web Site www leadshine com and try again Open the tuning software ProTuner and check Drive status by clicking Err_check If it s 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...

Page 13: ...otors 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 valu...

Page 14: ...tion and Drive Output Current MicroStep Microstep Resolution The value is Drive s microstep resolution setting and can be set from 1 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 DM870 Digital Stepping Driver Manual V1 0 Tel 086 0755 26434369 24 ...

Page 15: ...to get an optimum value 2nd ResonanceArea Parameters for 2nd resonance area Usually between 1 2rps and 2 4rps Default Amp2 and Phase2 values are zero 3rd ResonanceArea Parameters for 3rd resonance area Usually between 2 4rps and 4 8rps Default Amp3 and Phase3 values are 128 InternerPulser There is an internal pulse generator designed for Drive self testing and anti resonance tuning You can issue a...

Page 16: ... Manual V1 0 Tel 086 0755 26434369 28 Web Site www leadshine com OverVoltage Over voltage Protection When power supply voltage exceeds 91 1 VDC protection will be activated PhaseErr Phase Error Protection Motor power lines wrong not connected will activate this protection ErrCounter Displays current error s and current error history Erase Current Err Erase Current Err button The user can clear cur...

Page 17: ...bove 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 product for service Please include a wri...

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