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STR4/8 Hardware Manual
920-0030J
5/12/2015
Contents
Introduction ...........................................................................................................................................................................................................................................3
Features ....................................................................................................................................................................................................................................................3
Block Diagram .......................................................................................................................................................................................................................................4
Getting Started .....................................................................................................................................................................................................................................5
Mounting the Drive ...........................................................................................................................................................................................................................6
Connecting the Power Supply ....................................................................................................................................................................................................6
Drive CE Requirements ...................................................................................................................................................................................................................7
Choosing a Power Supply..............................................................................................................................................................................................................9
Voltage ............................................................................................................................................................................................................................................ 9
Current ............................................................................................................................................................................................................................................ 9
Connecting the Motor.................................................................................................................................................................................................................. 12
Four Lead Motor ................................................................................................................................................................................................................... 12
Eight Lead Motor .................................................................................................................................................................................................................... 12
Connecting Input Signals............................................................................................................................................................................................................. 13
Connector Pin Diagram ....................................................................................................................................................................................................... 13
Connection Examples: STEP & DIR .............................................................................................................................................................................. 13
Internal Circuit Diagram ...................................................................................................................................................................................................... 13
Connection Examples: EN .................................................................................................................................................................................................. 14
FAULT Output................................................................................................................................................................................................................................... 16
Configuring the Drive.................................................................................................................................................................................................................... 17
Step 1: Selecting a Motor .................................................................................................................................................................................................. 17
STR4 Motor Table............................................................................................................................................................................................................. 17
STR8 Motor Table............................................................................................................................................................................................................. 18
Step 2: Setting the Current ............................................................................................................................................................................................... 18
Step 3: Setting Idle Current .............................................................................................................................................................................................. 19
Step 4: Load Inertia .............................................................................................................................................................................................................. 20
Step 5: Step Size...................................................................................................................................................................................................................... 20
Step 6: Step Pulse Type ...................................................................................................................................................................................................... 22
Step 7: Step Pulse Noise Filter ......................................................................................................................................................................................... 23
Self Test ................................................................................................................................................................................................................................................. 24
Reference Materials ........................................................................................................................................................................................................................ 24
Motor Outlines ........................................................................................................................................................................................................................ 24
Torque-Speed Curves ......................................................................................................................................................................................................... 27
Motor Heating ......................................................................................................................................................................................................................... 33
STR4 Maximum Motor Duty Cycle .......................................................................................................................................................................... 34
STR8 Maximum Motor Duty ....................................................................................................................................................................................... 35
Drive Heating ............................................................................................................................................................................................................................ 42
Mechanical Outline ............................................................................................................................................................................................................... 43
Technical Specifications ...................................................................................................................................................................................................... 44
Mating Connectors and Accessories ........................................................................................................................................................................... 45
Alarm Codes ............................................................................................................................................................................................................................. 46
Connector Diagrams ............................................................................................................................................................................................................. 46
