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Authorized Distributor of Leadshine Technology
User's Manual
ME742
Economical Microstepping Driver
©2006 All Rights Reserved
Attention: Please read this manual carefully before using the driver!
3/F, Block 2, Nanyou Tianan Industrial Park, Nanshan Dist, Shenzhen, China
PH. (86)755-26434369
Web site:
www.leadshine.com
雷赛智能官方代理：雷创智能科技
For
Version 1.0
FAX (86)755-26402718
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.
©2006 by Leadshine Technology Company Limited.
All Rights Reserved
www.leadtronker.com
www.leadtronker.com
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Related Manuals for Leadshine Technology ME742
Summary of Contents for Leadshine Technology ME742
- Page 1 ©2006 All Rights Reserved Attention: Please read this manual carefully before using the driver! 3/F, Block 2, Nanyou Tianan Industrial Park, Nanshan Dist, Shenzhen, China PH. (86)755-26434369 FAX (86)755-26402718 ©2006 by Leadshine Technology Company Limited. All Rights Reserved Web site: www.leadshine.com E-Mail: sales@leadshine.com...
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Page 2: Table Of Contents
Authorized Distributor of Leadshine Technology Contents Contents Table of Contents 9. Typical Connection ····························································································· 10 1. Introduction, Features and Applications································································· 1 10. Sequence Chart of Control Signals····························································· 10 Introduction ······································································································ 1 11. Protection Functions·························································································· 11 Features ············································································································ 1 Over-voltage Protection··················································································· 11 Applications······································································································... -
Page 3: Introduction, Features And Applications
Environment Avoid dust, oil fog and corrosive gases Ambient Temperature 0 ℃ － 50℃ The ME742 is an economical microstepping driver based on patented technology of Leadshine. It Operating Environment Humidity 40%RH － 90%RH is suitable for driving 2-phase and 4-phase hybrid stepping motors. By using the advanced bipolar Operating Temperature ℃... -
Page 4: Pin Assignment And Description
The following tables are brief descriptions of the two connectors of the DC power ground ME742. More detailed descriptions of the pins and related issues are presented in section 4, 5, 9. DC power supply, 20~70VDC, Including voltage fluctuation and EMF Connector P1 Configurations voltage. -
Page 5: Connecting The Motor
5. Connecting the Motor motors should be run at only 70% of their rated current to prevent over heating. The ME742 driver can drive any 2-pahse and 4-pahse hybrid stepping motors. Connections to 4-lead Motors 4 lead motors are the least flexible but easiest to wire. Speed and torque will depend on winding Figure 7: 6-lead motor full coil (higher torque) connections inductance. -
Page 6: Power Supply Selection
7. Selecting Microstep Resolution and Driver Output Current The ME742 can match medium and small size stepping motors (from NEMA size 16 to 23) made by This driver uses an 8-bit DIP switch to set microstep resolution, and motor operating current, as Leadshine or other motor manufactures around the world. -
Page 7: Dynamic Current Setting
Authorized Distributor of Leadshine Technology ME742 Economical Microstepping Driver Manual V1.0 ME742 Economical Microstepping Driver Manual V1.0 closest to your motor’s required current. 9. Typical Connection Dynamic Current Setting A complete stepping system should include stepping motor, stepping driver, power supply and... -
Page 8: Protection Functions
Current is set too high 12. Frequently Asked Questions In the event that your ME742 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. -
Page 9: Appendix
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.