
Chapter 2
Connecting Signals
© National Instruments Corporation
2-7
NI PXI-4224 User Manual
Figure 2-5. Shielded Grounded Signal Source Connection Using a D-SUB Connector
CH 0
CH 7
Shielding
+
–
Twisted-Pair
Wiring
V
SIG
V
SIG
Ground
Reference
Signal Source
AI 0 +
AI 0 –
AI 7 +
AI 7 –