©
National Instruments Corp.
7
NI 9512 Operating Instructions and Specifications
Figure 1.
NI 9512 Connection Example
Encoder (Optional)
Stepper Motor
Step±/CW
Step±/CW
Direction±/CCW
Drive Fault
Drive Enable
DSUB Connector
Forward, Reverse Limit, Home
MDR Connector
NI 9512
Drive
Motor
Encoder 0 Phase A, B, Index
Limit and Home
Sensors
Power Supply
V
sup
NI Connection
Accessory/
Custom Cable
+5 V OUT
Direction±/CCW
Drive Fault
Drive Enable