Rotary Switch
To turn the meter on, turn the rotary switch from the OFF position to
any switch setting.
If you want to view the full display (all segments illuminated), press and
hold the “
HOLD
” push-button while turning the meter on. Release the
button to return to normal viewing.
Turn the meter on by selecting any measurement function. The meter
presents a standard display for that function (range, measurement units,
on screen menu, etc.). The display may also show other information
based on the choices made through the on-screen
menu selection.
Use the on screen menu selection or the other push-buttons to select
any rotary switch alternative function.
When you turn the rotary switch from one function to another, a display
for the new function appears. Button choices made in one function do
not carry over into another function.
OFF:
Turns the meter off. Setup parameters and stored
measurements are saved.
mV:
Select either Millivolt AC RMS or DC Voltage measurements.
Compatible with various adapters.
V:
Volts AC RMS, Volts DC, Volts AC+DC total RMS,
Volts AC/DC dual display, dBm and dB.
Hz:
Frequency measurement. Duty cycle and pulse width are
also displayed if they are selected with the on-screen menu.
Ω
:
Access to resistance measurement, continuity test and
capacitance measurement. Conductance (1/
Ω
) is also dis
played in the secondary display when measuring resistance.
:
Diode measurement (Forward bias voltage drop).
Temp:
Temperature measurement in degrees Fahrenheit
or Centigrade.
µA:
Select from Microamp AC RMS, Microamp DC, Microamp
AC+DC total RMS, and Microamp AC/DC dual display.
A:
Select from Amperes AC RMS, Amperes DC, Amperes
AC+DC total RMS, and Amperes AC/DC dual display.
mA:
Select from Milliamps AC RMS, Milliamps DC, Milliamps
AC+DC total RMS, and Milliamps AC/DC dual display.
C o n t rols and Indicators
1.
Digital Display:
Readings are displayed on a 4-4/5 digit,
50,000 count (primary display) and 5,000 count
(secondary display).
2.
Rotary Switch:
Used to turn the power on or off and to select
a function.
3.
On Screen Menu Selection Push-buttons:
Used to select
functions from the on screen menus.
4.
Special Function Push-buttons:
Used to select special
functions and features.
5.
Input Terminal 10A:
(20A for 30 sec.) current
measurement function.
6.
Input Terminal for Milliamp:
(mA) and micro amp (µA)
current measurement function.
7.
Common Input Terminal:
(Ground reference) for all
measurement functions.
8.
Input Terminal for Multiple Functions:
Input jack for all
measurements except current (A, mA, µA) measurement functions.
9.
RS-232 Optical Interface:
Allows connection to a computer.
6
DM397-MAN
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