Figure 6-4. digital i/o connections, 4 shows – National Instruments Network Device DAQ S User Manual
Page 69
Chapter 6
Digital I/O
6-10
ni.com
Figure 6-4. Digital I/O Connections
Caution
Exceeding the maximum input voltage ratings, which are listed in the
specifications document for each non-isolated DAQ-STC2 S Series device, can damage the
DAQ device and the computer. NI is not liable for any damage resulting from such signal
connections.
Getting Started with DIO Applications in Software on Non-Isolated
Devices
(NI 6124 Only)
You can use non-isolated S Series devices in the following
digital I/O applications:
•
Static digital input
•
Static digital output
•
Digital waveform generation
•
Digital waveform acquisition
•
DI change detection
Note
For more information about programming digital I/O applications and triggers in
software, refer to the NI-DAQmx Help or the LabVIEW Help in version 8.0 or later.
+5 V
LED
TTL Signal
+5 V
Switch
I/O Connector
D GND
Non-Isolated S Series Device
PFI <0..3>/
P1.<0..3>
PFI <4..7>/
P1.<4..7>