Application Tutorial 3
U3402A User’s and Service Guide 59
Measure Resistance Using 4-Wire Mode
1 Connect the red and black test leads to the resistor and probe the test points
as shown in Figure 3- 6.
Figure 3-6 Terminal connection when measuring resistance using 4-wire mode
2 Press to select the 4- wire W measurement for primary display. The
4W is displayed.
3 Press . Use
and to select autoranging or manual ranging for
primary display.
Do not apply voltage exceeding 250 V PEAK between Sense Hi and Sense Lo
terminals, and 500 V PEAK between V.
W.Hz and Lo input terminals.
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