DM860I Full Digital Stepper Drive Manual
Table of
Contents
1. Introduction, Features and Applications...................................................................................................................1
Introduction................................................................................................................................................................. 1
Features.........................................................................................................................................................................1
Applications.................................................................................................................................................................1
2. Specifications................................................................................................................................................................1
Electrical Specifications (T
j
= 25℃/77℉)................................................................................................................. 1
Operating Environment and other Specifications....................................................................................................... 2
Mechanical Specifications (unit: mm [1inch=25.4mm])............................................................................................ 2
Elimination of Heat..................................................................................................................................................... 2
3. Pin Assignment and Description...................................................................................................................................3
Connector P1 Configurations...................................................................................................................................... 3
Selecting Internal Microstep and Control Signal Mode............................................................................................. 3
Connector P2 Configurations...................................................................................................................................... 3
4. Control Signal Connector (P1) Interface...................................................................................................................... 4
5. Connecting the Motor....................................................................................................................................................4
Connections to 4-lead Motors..................................................................................................................................... 4
Connections to 6-lead Motors..................................................................................................................................... 4
Half Coil Configurations.....................................................................................................................................4
Full Coil Configurations..................................................................................................................................... 5
Connections to 8-lead Motors..................................................................................................................................... 5
Series Connections.............................................................................................................................................. 5
Parallel Connections............................................................................................................................................5
6. Power Supply Selection................................................................................................................................................ 6
AC or DC Power Supply............................................................................................................................................. 6
Multiple Drives............................................................................................................................................................6
Selecting Supply Voltage.............................................................................................................................................6
7. Selecting Microstep Resolution and Drive Output Current.........................................................................................6
Microstep Resolution Selection.................................................................................................................................. 6
Current Settings........................................................................................................................................................... 7
Dynamic Current Setting.....................................................................................................................................7
Standstill Current Setting.................................................................................................................................... 8
28BMotor auto-identification and parameter auto-configuration...................................................................... 8
8. Wiring Notes....................................................................................................................................................................8
9. Typical Connection..........................................................................................................................................................8
10. Sequence Chart of Control Signals............................................................................................................................... 8
11. Protection Functions...................................................................................................................................................... 9
12. Frequently Asked Questions....................................................................................................................................... 10
Problem Symptoms and Possible Causes................................................................................................................. 10
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