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User Manual

DM860E

2-Phase Digital Stepper Drive

Revision 1.0

©2016 China Leadshine Technology Co., Ltd.

Address:

Floor 11, Block A3, Nanshan iPark, Xueyuan Avenue 1001, Shenzhen, Guangdong, 518055, China

Tel:

(86)755-26409254

Fax:

(86)755-26402718

Web:

www.leadshine.com

Sales:

[email protected]

Support:

[email protected]

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Summary of Contents for DM860E

Page 1: ...sion 1 0 2016 China Leadshine Technology Co Ltd Address Floor 11 Block A3 Nanshan iPark Xueyuan Avenue 1001 Shenzhen Guangdong 518055 China Tel 86 755 26409254 Fax 86 755 26402718 Web www leadshine com Sales sales leadshine com Support tech leadshine com ...

Page 2: ...otherwise without approval from Leadshine While every precaution has been taken in the preparation of the book Leadshine assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein This document is proprietary information of Leadshine that is furnished for customer use ONLY Information in this document is...

Page 3: ... 4 5 2 Connections of 6 lead Motor 5 5 2 1 Half Coil Configuration 5 5 2 2 Full Coil Configuration 5 5 3 Connections of 8 lead Motor 5 5 3 1 Series Connection 6 5 3 2 Parallel Connection 6 6 Power Supply Selection 6 6 1 Regulated or Unregulated Power Supply 6 6 2 Power Supply Sharing 7 6 3 Selecting Supply Voltage 7 7 DIP Switch Configurations 7 7 1 Microstep Resolution Configurations 7 7 2 Output...

Page 4: ... motor movement Optically isolated inputs Input voltage 24 74VDC 16 selectable micro step resolutions of 400 51 200 via DIP switches 8 selectable output current settings of 2 4 7 2A RMS 1 7 5 1A via DIP switches Soft start with no jump when powered on Pulse input frequency up to 200 KHz Automatic idle current reduction Protections for over voltage and over current 1 2 Applications The DM860E stepp...

Page 5: ... Storage Temperature 20 C 65 C 4 F 149 F Weight Approx 510g 1 13 lbs 2 3 Mechanical Specifications unit mm 1inch 25 4mm Side mounting recommended for better heat dissipation 2 4 Elimination of Heat DM860E reliable working temperature should be 60 140 F It is recommended to use automatic idle current mode to reduce motor heating That means set the SW4 pin of DIP switch at OFF position It is recomme...

Page 6: ... when DIR LOW Minimal direction setup time of 5μs Swapping the connection of two wires of a coil e g A and A to the drive will reverse motor direction DIR ENA Enable signal This signal is used for enabling disabling the drive High level 5V NPN control signal for enabling the drive and low level for disabling the drive PNP and Differential control signals are on the contrary namely Low level for en...

Page 7: ...he vibration of the motor may be large and turning on the internal microstep can improve it 4 Control Signal Connector P1 Interface The DM860E can accept differential and single ended inputs including open collector and PNP output The DM860E has 3 optically isolated logic inputs which are located on connector P1 to accept line drive control signals These inputs are isolated to minimize or eliminat...

Page 8: ...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 Figure 5 6 lead motor half coil higher speed connections 5 2 2 Full Coil Configuration The full coil conf...

Page 9: ...put current determines 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 6 1 Regulated or Unregulated Power Supply Both regulated and unregulated pow...

Page 10: ...taken into account Please make sure leaving enough room for power line voltage fluctuation and back EMF voltage charge back 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 it may also cause over voltage protection or even drive damage Therefore it is suggested to choos...

Page 11: ... OFF OFF 7 20A 5 09A OFF OFF OFF Notes Due to motor inductance the actual current in the coil may be smaller than the dynamic current setting particularly under high speed condition 7 2 2 Idle Current Configuration SW4 is used to set motor idle current percentage At OFF position it means the standstill current is set to be 50 of the selected output current At ON position it means standstill curren...

Page 12: ... on will cause extremely high back EMF voltage surge which may damage the drive 9 Typical Connection A complete stepper system should include stepper motor stepper drive power supply and controller pulse generator A typical connection is shown as figure 9 Figure 9 Typical connection 10 Sequence Chart of Control Signals In order to avoid some fault operations and deviations PUL DIR and ENA should a...

Page 13: ...less than 2 5 s 11 Protection Functions To improve reliability the drive incorporates some built in protections features Priority Time s of Blink Sequence wave of red LED Description 1st 1 Over current protection activated when peak current exceeds the limit 2nd 2 Over voltage protection activated when drive working voltage is greater than 90VDC 3nd 3 Reserved When above protections are active the...

Page 14: ...s can be traced to electrical noise controller software errors or mistake in wiring Problem Symptoms and Possible Causes Symptoms Possible Problems Motor is not rotating No power Microstep resolution setting is wrong DIP switch current setting is wrong Fault condition exists The drive is disabled Motor rotates in the wrong direction Motor phases may be connected in reverse The drive in fault DIP s...

Page 15: ...ce Shipping Failed Products If your product fail during the warranty period please contact your seller for how and where to ship the failed product for warranty or repair services first you can also e mail customer service at tech leadshine com to obtain a returned material authorization number RMA before returning product for service Please include a written description of the problem along with ...

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