National Instruments NI 6238 - Manual (Page 113)

Chapter 8 PFI
NI 6238/6239 User Manual 8-8 ni.com
Figure 8-6. NI 6239 Digital I/O Connections (DO Sink)
Caution Exceeding the maximum input voltage or maximum working voltage ratings,
which are listed in the NI 6238/6239 Specifications, can damage the DAQ device and the
computer. NI is not liable for any damage resulting from such signal connections.
P1.<0..3>
P1.0
P1.VCC
P1.GND
P1.1
P1.GND
P0.0
P0.GND
P0.GND
P1.GND
Digital
Isolators
Buffer