TM 10-5410-221-14/1
black probe to the negative (9) side. The example (fig.
11-8) shows 24 volts DC being measured across the
batteries.
(c) Read the meter. (The examples (fig. 11-9,
11-10 and 11-11) show how to read all three
multimeters.) If the needle tries to move off scale to the
left, reverse the probes on the circuit.
1. Simpson 160. Read the "DC" volts scale
for the range the selector switch is set at.
Switch Setting
Scale
V/DC 50 ........................................ 0-50
V/DC 10 ........................................ 0-10
Figure 11-5. Testing Resistance (FS 022257)
V/DC 2.5 ....................................... 0-25 (and divide by
10)
position; if measuring less than 2.5 volts DC, set selector
switch to "V/DC 2.5" position.)
Thus, the meter (fig. 11-9) is showing the following
4. Set polarity reversing switch to the "DC"
readings:
position.
(2) To measure DC volts, do the following steps:
2. TS-352B/U. Read the "DC" volts scale for
(a) Set up multimeter (para (1) above).
the range the red lead is plugged in at.
Range
Scale
NOTE
50V .............................................. 0-5 (and multiply by
If you are unsure of the voltage to be
10)
measured on the equipment, always
10V .............................................. 0-10
start on the highest range. This will
2.5V .............................................. 0-2.5
protect the meter.
Thus, the meter (fig. 11-10) is showing the following
(b) With all three multimeters, connect the red
readings:
probe to the positive (i) side of the circuit and the
Figure 11-6. Reading the Ohm Scale (TS 022258)11-7
11-7
