Instruction Manual.pdf


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4. Turn!on!the!multimeter!and!connect!
the!red!and!black!probes!into!the!far!
left!vertical!ports.!The!red!is!labeled!
for!voltage!and!resistance!measuring.!
The!black!is!labeled!COM,!which!
stands!for!common!–!another!term!
used!for!reference!or!simply!ground.!
However,!one!should!note!that!it!is!
not!grounded!to!earth,!but!rather!
simply!gives!the!multimeter!a!
reference!to!determine!the!
differential!between!the!2!probes.!
Figure$10:$The$2$most$left$ports$are$for$Voltage$and$
Resistance$measurements$

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5. Press!the!V!for!voltage!button,!located!directly!under!the!display,!to!ensure!that!the!
multimeter!is!in!voltage!mode.!
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6. Connect!the!probes!of!the!multimeter!
to!the!rails!of!the!breadboard!as!in!
step!3.!This!will!allow!the!multimeter!
to!display!the!voltage!of!the!
breadboard!rails.!
!
!

Figure$11:$Multimeter$reading$12.070$V$instead$of$the$
12.00$V$the$power$supply$displayed$

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7. Calibrate!the!power!supply!by!
adjusting!the!power!supply!so!that!
the!multimeter!reads!as!close!to!12!
volts!as!possible.!
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Figure$12:$Adjust$the$power$supply$until$the$multimeter$is$
as$closed$to$12V$as$possible.$$

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