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02.06.2022 V1 

High Performance Microstepping Driver 

 
 
 
 
 

User Manual 

P860A 

 

 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

Astrosyn International Technology Ltd 

The Old Courthouse, New Road Avenue, Chatham, Kent ME4 6BE England 

Telephone: +44 (0) 1634 815175    

Email: [email protected]    Web: www.astrosyn.com 

Registered office: Montague Place, Quayside, Chatham Maritime, Kent. ME4 4QU   Registered in England No. 1188550 

 

 

 

 

 

    

 

Thank you for purchasing the Astrosyn P860A drive. 
Please  read  this  manual  thoroughly  before  installing 
and  operating  the  driver  and  always  keep  the  manual 
where it is readily accessible. 

Summary of Contents for P860A

Page 1: ...and Telephone 44 0 1634 815175 Email sales astrosyn com Web www astrosyn com Registered office Montague Place Quayside Chatham Maritime Kent ME4 4QU Registered in England No 1188550 Thank you for purc...

Page 2: ...2 Control Signal Connector P1 2 Power Connector P2 2 RS485 P3 2 Power Supply Selection 3 Maximum Voltage Input 3 Regulated or Unregulated Power Supply 3 Multiple Drivers 3 Driver Voltage and Current...

Page 3: ...eduction option at standstill Mixed decay current control for reduced motor heating 16 Channel microstepping in decimal and binary Max 51200ppr Suitable for 4 6 or 8 lead motors Step Direction and Ena...

Page 4: ...ORS P1 P2 and P3 The following is a brief description of the three connectors of the drive Control Signal Connector P1 Pins Pin No Signal Functions 1 Direction Triggers change in direction of rotation...

Page 5: ...4A supply for a 3A motor drive operation You can use a power supply of lower current rating than that of the motor Typically 50 70 of motor current The reason is that the drive draws current from the...

Page 6: ...s important to set driver output current depending on motor phase current motor leads and connection method 6 Switch Settings Current Setting Peak SW1 2 3 are used to set the operating current during...

Page 7: ...ce the performance will start to degrade at higher speeds Use the per phase or unipolar current rating divided by 1 4 to determine the peak output current Parallel Connection An 8 lead motor in parall...

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