You can directly connect the NI 9476 to a variety of industrial devices such as solenoids, motors, actuators, relays, and lamps. Make sure the devices you connect to the NI 9476 are compatible with the output specifications of the module. Refer to the Specifications section for more information about the output specifications.
Connect the device to DO and COM, and connect the external power supply to Vsup and COM, as shown in Figure 2.
Figure 2. Connecting a Device to the NI 9476
NI 9476 Operating Instructions and Specifications