National Instruments NI 1450 Series - Manual (Page 57)

Chapter 4 Digital I/O Functionality
NI 1450 Series Compact Vision System User Manual 4-12 ni.com
Figure 4-5. Example of Connecting an Isolated Input to a Sourcing Output Device
Wiring an Isolated Output to an External Load
The digital output circuit sources current to external loads, as shown in
the example in Figure 4-6. The maximum output current of this circuit
is 100 mA.
Figure 4-6. Example of Connecting an Isolated Output to an External Load
Vcc
Sourcing
Output
Device
Viso
Current
Limiter
Ciso
NI 1450
Input
Digital Output
Viso
Ciso
Vcc
NI 1450
Load