National Instruments SCXI Series - Page 116

Chapter 4 Connecting and Using Accessories and Transducers
Getting Started with SCXI 4-20 www.ni.com
Figure 4-11. Connecting a Four-Wire Platinum RTD to Channel 1 of the SCXI-1320
MODULE TYPE:
1121 1120
CH 0
EX 0
CH 1
EX 1
CH 2
EX 2
CH 3
EX 3
CH 0
CH 1
CH 2
CH 3
CH 4
CH 5
CH 6
CH 7
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
CHASSIS GND
CHASSIS GND
RTD
Red Wire
Black Wire
Black Wire
Red Wire
Safety Earth
Ground for High Common-Mode
Voltage (≥ 42 V
rms
)