National Instruments NI 9411 - Connecting Single-Ended Devices to the NI 9411

Connecting an External Power Supply to the
NI 9411
You can connect an external power supply to the NI 9411. The
external power supply provides power for external devices
through the NI 9411 +5 Vout terminal. Connecting an external
power supply to the NI 9411 is optional, depending on your
application.
Figure 2. Connecting an External Power Supply
COM
Vsup COM
NI 9411
Receiver
Circuitry
DIa
DIb
+5 V
Reg
–+
+5 Vout
External
Power Supply
12 | ni.com | NI 9411 Getting Started Guide