Technisches
Handbuch
SMCI33
Connections and circuits
3.3 Stepper motor connection: Connector X3
General information
The motor is connected to the SMCI33 with a 4-wire cable. Twisted wire pair cables
with braided shields are recommended.
Danger of electrical surges
Mixing up the connections can destroy the output stage! See also the data sheet of
the connected stepper motor.
Never disconnect the link when operating voltage is applied!
Never
disconnect lines when live!
Connection diagram
Note:
Complete connection diagram, see Section 2.1.
Pin assignment connector X3: Stepper motor
Pin no.
Name
Observations
1 A
2 A/
3 B/
4 B
See the data sheet of the connected
stepper motor.
Motor with 6 or 8 connections
If you are using a motor with 6 or 8 connections, you need to connect the windings.
The pin configuration for the motor can be found on the motor data sheet, which can
be downloaded from www.nanotec.de.
Issue: V 2.2
13
