National Instruments RMX-4120 User Manual page 85

Chapter 3 External Control
Figure 3-8. Output Terminal is Not Grounded (Floating)
Because the output terminal
is floating, the section
shown on a gray
background must have a
reinforced or double
insulation with a capacity
greater than or equal to the
RMX isolation voltage.
+
–
Vext
Load
3-8 | ni.com
1
5
6
7
8
9
10
11
12
13
16
18
Rext
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
SENS
+S
–S
DC
OUTPUT
+ +
– –
J1
Approximately the same
potential as the negative
output terminal
J2
Isolated
RMX
AC
INPUT
L
N