2-6
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Chapter 2
Using the Module
Figure 2-7.
Connecting a Loop-Powered Current Transducer
Figure 2-8.
Connecting a Three-Wire Current Transducer
Module Pinout
Table 2-1 shows the pinout of the front connector of the NI PXIe-4302/4303. Refer to the
section for definitions of each signal. Refer to the
NI PXIe-4302/4303 and TB-4302/4302C User Guide and Terminal Block Specifications
for
signal locations on the terminal blocks.
AI
Extern
a
l
Power
Su
pply
2 A
M
a
x
AI
S
EN
S
E
AIGND
PXIe-4
3
02/4
3
0
3
TB-4
3
02C
AI+
AI–
AIGND
Extern
a
l
Bi
as
Re
s
i
s
tor
Loop-
Powered
C
u
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Tr
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Protection
Circ
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it
S
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5
Ω
V
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V
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AI
Extern
a
l
Power
Su
pply
2 A
M
a
x
AI
S
EN
S
E
AIGND
PXIe-4
3
02/4
3
0
3
TB-4
3
02C
AI+
AI–
AIGND
Extern
a
l
Bi
as
Re
s
i
s
tor
Three
Wire
C
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Tr
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t
–
V
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V
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