Application Examples
5
Keysight U1401B User’s and Service Guide
125
2-Wire Transmitter Verification
You can use the following method to verify the operation of a 2-wire transmitter.
The method takes advantage of the ability of this instrument to simultaneously
source voltage and measure current.
1
Turn the rotary switch to
/
position.
2
Connect the red alligator lead between the positive output terminal of the
instrument and the positive output terminal of the two-wire transmitter. Refer
3
Connect a shorting plug between the negative output terminal and negative
input terminal of the instrument.
4
Connect the black alligator lead between the positive input terminal of the
instrument and the negative output terminal of the two-wire transmitter.
5
The supply can be set to any voltage up to +15 V.
6
Press
OUTPUT
to output the excitation voltage.
7
The instrument display will indicate a transmitter output current if an input
signal is present.
Содержание U1401B
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