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PSR8078 

Stepper Motor Drive 

User’s Manual

 

Version 1.0 

 
 
 

 

 

This manual contains reserved and proprietary information. All rights are reserved. It may 

not  be  copied,  disclosed  or  used  for  any  purposes  not  expressly  authorized  by  PrimoPal 

Motor. 

PrimoPal Motor reserves the right to make changes without further notice to any products 

for improving reliability, function or design.   

This manual is intended for skilled technical staff. In case the arguments, the terms and the 

concepts  should  not  be  clear  you  can  contact  PrimoPal  Motor.  It  is  forbidden  to  use  the 

products herein described without being sure to have understood characteristics, installation 

and use procedures. 

Even  though  products  described  have  been  designed  with  extreme  care,  they  are  not 

intended or authorized for use as components in applications intended to support or sustain 

life and in application where the failure of the product could create a situation where physical 

injury may occur to lives. 

PrimoPal Motor will not be liable for any direct or indirect damages coming from the use of 

its products. 

The content in this manual has been carefully checked and is believed to be accurate, but 

no  responsibility  is  assumed  for  inaccuracies.  Any  suggestion  to  improve  it  will  be  highly 

appreciated. 
 
 
 
 

Contacts: 

 

Technical support: 

[email protected] 

 

Sales information: 

[email protected]

 

 
 
 
 

Summary of Contents for PSR8078

Page 1: ...ribed without being sure to have understood characteristics installation and use procedures Even though products described have been designed with extreme care they are not intended or authorized for...

Page 2: ...Connections to 6 lead Motors 5 5 2 1 Half Coil Configurations 5 5 2 2 Full Coil Configurations 6 5 3 Connections to 8 lead Motors 6 5 3 1 Series Connections 6 5 3 2 Parallel Connections 7 6 Power Sup...

Page 3: ...is widely used in various kinds of machines such as CNC routers cutting machines packing devices pick place devices and so on Particularly suitable for the applications require low cost low noise low...

Page 4: ...level signal correlative to motor rotation direction For reliable response DIR must be ahead of PUL by 5 s at least 4 5V when DIR HIGH 0 0 5V when DIR LOW Motor rotation direction also depends upon th...

Page 5: ...ed 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 Fi...

Page 6: ...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 choose only...

Page 7: ...PrimoPal Motor 8 Wiring Notes In order to improve anti interference performance of the drive it is recommended to use twisted pair shield cable To prevent noise incurred in Pulse Direction signal Puls...

Page 8: ...ocess 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 t...

Page 9: ...to the product itself and does not cover any damage caused by the product 12 3 Obtaining Warranty Service To obtain warranty service a returned material authorization number RMA must be obtained from...

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