National Instruments SCXI Series - Page 125

Chapter 4 Connecting and Using Accessories and Transducers
© National Instruments Corporation 4-29 Getting Started with SCXI
Figure 4-16 shows how to connect a DAC channel as a voltage output.
Figure 4-16.
DAC Channel Connection as Voltage Output
Figure 4-17 shows how to connect a DAC channel as a current output using
the channel loop supply.
Figure 4-17. DAC Channel Connection as Current Output, Internal Loop Supply
I
I
+
GND
GND
SCXI-1124
SCXI-1124
High
CMV
VOUT
VOUT
Load
Load
V
CM
a. Load with High Common-Mode Voltage
b. Floating Load
–
I
+
I
+
+
SCXI-1124
SUPPLY
0-20 mA
ISINK
SCXI-1124
SUPPLY
0-20 mA
ISINK
High
CMV
Load
Load
V
CM
b. Load with High Common-Mode Voltage
a. Floating Load
–
–
–