©
National Instruments Corp.
5
NI 9219E Operating Instructions and Specifications
Table 1.
NI 9219E Signal Names
Terminal
Signal Name
Signal Description
1
T+
TEDS Data
2
T–
TEDS COM
3
EX+/HI
*
Positive excitation or input signal
4
HI
Positive input signal
5
EX–/LO
*
Negative excitation or input signal
6
LO
Negative input signal
*
Depending on the mode, terminals 3 and 5 are either the excitation signals or the
input signals.
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