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Models 175, 177 & 179
Users Manual
2
Battery Saver ("Sleep Mode")
The Meter enters the "Sleep mode" and blanks the display if there
is no function change or button press for 20 minutes. To disable
the Sleep mode, hold down the YELLOW button while turning the
Meter on. The Sleep mode is always disabled in the MIN MAX
AVG mode and the AutoHOLD mode.
Terminals
.
FUSED
V
1
2
3
4
AIK01F.EPS
Item Description
1
Input terminal for AC and DC milliamp measurements
to 400 mA (600 mA overload for 2 minutes maximum)
and frequency measurements.
2
Input terminal for AC and DC current measurements to
10 A (20 A overload for 30 seconds maximum) and
frequency measurements.
3
Input terminal for voltage, continuity, resistance, diode,
capacitance, frequency, and temperature (Model 179
only) measurements.
4
Common (return) terminal for all measurements.
Rotary Switch Positions
Switch
Position Measurement Function
K
Hz
AC voltage from 30.0 mV to 1000 V.
Frequency from 2 Hz to 99.99 kHz.
L
Hz
DC voltage 1 mV to 1000 V.
Frequency from 2 Hz to 99.99 kHz.
m
L
T
DC mV 0.1 mV to 600 mV.
Temperature − 40 °C to + 400 °C
− 40 °F to + 752 °F
e
E
Ohms from 0.1 Ω to 50 MΩ.
Farads from 1 nF to 9999 µF.
R
G
Beeper turns on at <25 Ω and turns off at >250 Ω.
Diode test. Displays OL above 2.4 V.
F
B
mA
Hz
AC mA from 3.00 mA to 400 mA (600 mA overload
for 2 minutes maximum).
DC mA from 0.01 mA to 400 mA (600 mA overload
for 2 minutes maximum).
Frequency of AC mA 2 Hz to 30 kHz.
F
BA
Hz
AC A from 0.50 A to 10 A (20 A overload for 30
seconds maximum).
DC A from 0.01 A to 10 A (20 A overload for 30
seconds maximum)
>10.00 display flashes.
>20 A, OL is displayed.
Frequency of AC A 2 Hz to 30 kHz.
Note: AC voltage and current AC-coupled, true RMS, up to 1 kHz.