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MEASURING
RESISTANCE
1. Plug the black probe into your meter's COM
terminal and the red probe into your meter's
WARNINGS:
V/0 terminal.
* NEVER CONNECT THE TEST PROBES TO
A SOURCE OF VOLTAGE WHEN YOU
HAVE SELECTED THE OHMS FUNCTION
AND PLUGGED THE PROBES INTO THE
V/Q. TERMINAL.
© BE SURE THAT THE CIRCUIT UNDER TEST
HAS ALL POWER
REMOVED
AND THAT
ANY
ASSOCIATED
CAPACITORS
ARE
2. Rotate the function selector to the desired
FULLY DISCHARGED BEFORE YOU MAKE
OHM range.
A RESISTANCE
MEASUREMENT.
3. Connect the probes to the device you want
The resistance measuring circuit compares the
to measure.
voltage
gained
through
a known
resistance
(internal) with the voltage developed across the
unknown resistance. So, when you check in-cir-
cuit resistance, be sure the circuit under test has
all power removed
(all capacitors are fully dis-
charged).
24
Resistor
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