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741B/743B
Users Manual
Getting Started Exercise
The following is a brief getting started exercise that
will make it easier to understand the instructions in
the rest of the manual.
1. When you first unpack the calibrator, you will
need to charge the battery. See Figure 9 and
charge the battery for 2 hours.
2. Reinstall the battery in the calibrator.
3. Connect the calibrator's voltage output to its
voltage input as follows: connect leftmost pair of
jacks (V
RTD SOURCE) to the right most pair
of jacks (V MEAS). (See Figure 3.)
4. Press
to turn on the calibrator. Press
to adjust the display contrast for the best
looking display. The calibrator powers up in the
dc voltage measurement function, and is taking
readings on the V MEAS pair of input jacks.
10
5. Press
The calibrator is still measuring dc voltage, and
you can see the active measurements at the top
of the display.
6. Press
5 on the keypad and
5.0000V dc.
7. Now press
simultaneous MEASURE/SOURCE mode. The
calibrator is simultaneously sourcing dc volts
and measuring dc volts. You can see the
measurement readings in the top window, and
the active source value in the bottom window as
shown in Figure 4.
and
to switch to the SOURCE screen.
to select dc voltage sourcing. Press
to begin sourcing
to go to the split-screen,
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