NI 9503 User Manual and Specifications
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© National Instruments
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11
Connecting the NI 9503
The NI 9503 has a 10-terminal detachable screw-terminal
connector that provides connections for the stepper motor signals,
a motor DC power supply, COM, and chassis ground. Refer to
Figure 2 for the pin assignments.
Caution
To ensure EMC compliance, special
considerations are required for all cable connections.
Refer to the
Cable Requirements for EMC Compliance
section.
Note
You must use 2-wire ferrules to create a secure
connection when connecting more than one wire to a
single terminal on the NI 9503 screw terminal.
Caution
Do
not
turn on or plug in the motor DC power
supply until the screw-terminal connector is fully
inserted.