©
National Instruments Corporation
5
NI SCXI-1378 Installation Instructions
Figure 2.
SCXI-1378 Terminal Block Signal Connections
USE SHIELDED CABLE
5V MAX
TRIGOUT
GND
TRIGIN
GND
NI SCXI
-1378
Terminal Reference Guide
COLUMN
4 X 64 1-Wire Matrix
4 X 32 2-Wire Matrix
128 POSITION ROW EXPANSION CONNECTOR
176 POSITION CONNECTOR
176 POSITION CONNECTOR
128 POSITION ROW EXPANSION CONNECTOR
COLUMN
1-Wire
2-Wire
COLUMN
1-Wire
2-Wire
0
C0
C0+
1
C1
C1+
2
C2
C2+
3
C3
C3+
4
C4
C4+
5
C5
C5+
6
C6
C6+
7
C7
C7+
8
C8
C8+
9
C9
C9+
10
C10
C10+
11
C11
C11+
12
C12
C12+
13
C13
C13+
14
C14
C14+
15
C15
C15+
32
C32
C16+
33
C33
C17+
34
C34
C18+
35
C35
C19+
36
C36
C20+
37
C37
C21+
38
C38
C22+
39
C39
C23+
40
C40
C24+
41
C41
C25+
42
C42
C26+
43
C43
C27+
44
C44
C28+
45
C45
C29+
46
C46
C30+
47
C47
C31+
1-Wire
2-Wire
COLUMN
48
C48
C16-
49
C49
C17-
50
C50
C18-
51
C51
C19-
52
C52
C20-
53
C53
C21-
54
C54
C22-
55
C55
C23-
56
C56
C24-
57
C57
C25-
58
C58
C26-
59
C59
C27-
60
C60
C28-
61
C61
C29-
62
C62
C30-
63
C63
C31-
1-Wire
2-Wire
0
R0
R0+
1 Wire
2 Wire
ROW
1
R0-
2
R1
R1+
3
R1-
4
R2
R2+
5
R2-
6
R3
R3+
7
R3-
COLUMN
EXP
ANSION
CONNECT
O
R
COLUMN
EXP
ANSION
CONNECT
OR
16
C16
C0-
17
C17
C1-
18
C18
C2-
19
C19
C3-
20
C20
C4-
21
C21
C5-
22
C22
C6-
23
C23
C7-
24
C24
C8-
25
C25
C9-
26
C26
C10-
27
C27
C11-
28
C28
C12-
29
C29
C13-
30
C30
C14-
31
C31
C15-
