SCC-AI Series Isolated Analog Input Modules
16
ni.com
SCC-AI
XX
Module Pin Assignments
Figure 1-6 shows the I/O connector pins on the bottom of the module.
Figure 1-6.
SCC Module Bottom View
Table 1-4 lists the signal corresponding to each I/O connector pin on the
bottom of the SCC-AI
XX
. ACH(
X
) and ACH(
X
+
8) are the analog input
channels of the E Series DAQ device. AIGND is the analog input ground
signal and is the reference for ACH(
X
) and ACH(
X
+
8). AGND is the
reference for the
±
15 V supplies and REF5V. AIGND and AGND connect
to the SC-2345 at the SCC-PWR connector. GND is the reference for the
+
5 V supply.
1 Pin 1
2
Pin 2
3
PWB Key
4
Pin 19
5 Pin 20
Table 1-4.
SCC-AI
XX
Module Pin Assignments
Pin Number
Signal
1
E Series ACH(
X
)
2
E Series AIGND
3
—
4
E Series ACH(
X+
8)
5
—
6
E Series AIGND
7
—
8
E Series AIGND
5
4
2
1
3