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intelligent motion systems, inc.

Excellence in Motion

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IM483
HIGH PERFORMANCE MICROSTEPPING DRIVER STANDARD DRIVER CONNECTOR OPTIONS DUAL STEP CLOCK INPUT VERSION COOLING SOLUTIONS ACCESSORIES

OPERA TING INSTRUCTIONS

370 N. MAIN ST., PO BOX 457, MARLBOROUGH, CT 06447 PH. (860) 295-6102, FAX (860) 295-6107 Internet: http://www.imshome.com, E-Mail: info@imshome.com

Theinformation in this book has been carefully checked and is believed to be accurate; however, no responsibility is assumed for inaccuracies. Intelligent Motion Systems, Inc., reserves the right to make changes without further notice to any products herein to improve reliability, function or design. Intelligent Motion Systems, Inc., does not assume any liability arising out of the application oruse of any product or circuit described herein; neither does it convey any license under its patent rights of others. Intelligent Motion Systems and are trademarks of Intelligent Motion Systems, Inc.
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Intelligent Motion Systems, Inc.’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 directlythreaten life or injury. Per Intelligent Motion Systems, Inc.’s terms and conditions of sales, the user of Intelligent Motion Systems, Inc., products in life support or aircraft applications assumes all risks of such use and indemnifies Intelligent Motion Systems, Inc., against all damages.

IM483 Operating Instructions Revision 08.02.2000 ©1998 by Intelligent Motion Systems, Inc. All RightsReserved

Table of Contents
Section 1: Introduction .......................................................................... 5
The IM483 ...................................................................................................................... Features and Benefits .................................................................................................. The Product Manual...................................................................................................... Notes and Warnings ..................................................................................................... 5 5 6 7

Section 2: Hardware Specifications ....................................................... 8
Section Overview......................................................................................................... 8 Mechanical Specifications ............................................................................................ 8 Electrical Specifications ................................................................................................ 9 Thermal Specifications................................................................................................ 10 Pin Assignment and Description ................................................................................. 10

Section 3: Mounting The IM483 .......................................................... 13 Section 4: Theory of Operation ........................................................... 14
Section Overview....................................................................................................... Circuit Operation .......................................................................................................... Microstep Select (MSEL) Inputs .................................................................................. Stepping....................................................................................................................... Dual PWM Circuit ......................................................................................................... Fullstep Output Signal ................................................................................................. Timing ..............................................................................................................................