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Tenma 72-9380A - Display Backlight

Tenma 72-9380A
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3
OVERVIEW
1. LCD display
2. Function buttons.
3. Range selector.
4. Input terminals.
Automatic Power Off
The display blanks and the meter goes into sleep mode
after a 10 minute period of inactivity.
While in Sleep mode, pressing the blue button or turning
the range selector will reactivate the meter.
The meter then returns to the display for the function
selected with the range selector; all previously activated
button features are discarded.
Display Backlight
Press LIGHT button to turn the backlight on and press
LIGHT again to turn it off. Press EXIT to exit the feature.
Press LIGHT to select the backlight level (low or high) in the Setup menu where
you could specify a time to automatically turn off the backlight (10 seconds, 20
seconds, 30 seconds or OFF). If the period is set to OFF, the backlight feature is
disabled.
1
2
4
3
RANGE SELECTOR FUNCTIONS
Position Function Blue Key function
OFF Turn the meter off None
V
DC voltage measurement None
V
~
AC voltage measurement None
Hz % mV
DC millivolt measurement
Frequency measurement
Frequency signal duty cycle
Resistance measurement
Diode test
Continuity test
W Power measurement None
Capacitance measurement None
o
C
o
F
Centigrade measurement Fahrenheit measurement
μA~
DC current measurement
(400µA, 4000µA)
Switch between DC and AC
mA~
4-20mA
%
DC current measurement
(40mA, 400mA)
Switch between AC or DC
current 4~20mA loop current as
% reading
A~
AC or DC current measurement Switch between AC and DC
Use the blue button to select any selected range alternate function.
Changing the selected range does not carry over any sub-settings or functions.
Ω

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