National Instruments Isolated Analog Input Device NI PXI-4224 - Manual (Page 20)

Chapter 2 Connecting Signals
NI PXI-4224 User Manual 2-8 ni.com
Figures 2-6 through 2-9 illustrate connecting signals using a terminal
block.
Figure 2-6. Unshielded Floating Signal Source Connection Using a Terminal Block
+
–
Twisted-Pair
Wiring AI 0 +
AI 0 –
CH 0
V
SIG
Signal Source
Terminal Block
AI 7 +
AI 7 –
CH 7