Operating Basics - Tektronix DMM150 Instructions Manual

Operating Basics

Please read this section to learn how to use the multime
ter safely and efficiently.
Preparing for Measurement
1. Wait 60 seconds after turning on the multimeter before
making a measurement for optimum accuracy.
2. Slide the switch to the function you want to use before
connecting the probes to a circuit.
CAUTION. To avoid damaging the meter, disconnect
the test leads from the test points before changing
functions.
3. Disconnect power to the equipment under test if you
are measuring resistance, testing continuity, or
checking diodes.
4. If you use the multimeter near equipment that
generates electromagnetic interference, the display
might be unstable or indicate incorrect measurement
values.
Changing Ranges
Press the RANGE button to manually select ranges. If
you do not manually select a range, the multimeter
automatically selects a measurement range.
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