2
STR2 Hardware Manual
920-0059B
1/30/2014
Contents
Safety Instructions .............................................................................................................................................................................................................................3
Introduction ...........................................................................................................................................................................................................................................5
Features ....................................................................................................................................................................................................................................................5
Block Diagram .......................................................................................................................................................................................................................................6
Getting Started .....................................................................................................................................................................................................................................7
Mounting the Drive ...........................................................................................................................................................................................................................8
Connecting the Power Supply ....................................................................................................................................................................................................8
Choosing a Power Supply........................................................................................................................................................................................................... 10
Voltage ......................................................................................................................................................................................................................................... 10
Current ......................................................................................................................................................................................................................................... 10
Multiple Drives Sharing One Power Supply ........................................................................................................................................................... 11
System Wiring Recommendations ......................................................................................................................................................................................... 12
Connecting the Motor.................................................................................................................................................................................................................. 13
Four Lead Motor ................................................................................................................................................................................................................... 13
Eight Lead Motor .................................................................................................................................................................................................................... 13
Connecting Input Signals............................................................................................................................................................................................................. 14
Connector Pin Diagram ....................................................................................................................................................................................................... 14
Connection Examples: STEP & DIR .............................................................................................................................................................................. 14
Internal Circuit Diagram ...................................................................................................................................................................................................... 14
Connection Examples: EN .................................................................................................................................................................................................. 15
FAULT Output................................................................................................................................................................................................................................... 16
Configuring the Drive.................................................................................................................................................................................................................... 17
Step 1: Selecting a Motor and Setting the Current ............................................................................................................................................. 17
Step 2: Fine Tuning the Motor Current ..................................................................................................................................................................... 18
Step 3: Setting Idle Current .............................................................................................................................................................................................. 18
Step 4: Load Inertia .............................................................................................................................................................................................................. 19
Step 5: Step Size...................................................................................................................................................................................................................... 19
Step 6: Step Pulse Type ...................................................................................................................................................................................................... 21
Step 7: Step Pulse Noise Filter ......................................................................................................................................................................................... 22
Self Test ................................................................................................................................................................................................................................................. 22
Reference Materials ........................................................................................................................................................................................................................ 23
Motor Outlines ........................................................................................................................................................................................................................ 23
Torque-Speed Curves ......................................................................................................................................................................................................... 25
Motor Heating ......................................................................................................................................................................................................................... 30
Drive Heating ............................................................................................................................................................................................................................ 34
Mechanical Outline ............................................................................................................................................................................................................... 35
Technical Specifications ...................................................................................................................................................................................................... 36
Mating Connectors and Accessories ........................................................................................................................................................................... 37
Alarm Codes ............................................................................................................................................................................................................................. 38
Connector Diagrams ............................................................................................................................................................................................................. 38
