MD 9020 Electrical & Electronic DMM Operation
Manual or Auto-ranging
Press the
RANGE
button momentarily to select manual-ranging mode, and the meter
will remain in the range it was in, the LCD annunciator
turns off. Press the button
momentarily again to step through the ranges. Press and hold the button for 1 second
or more to resume auto-ranging mode.
Note: Manual ranging mode feature is not available in Hz & Cx functions.
HOLD
The hold feature freezes the display for later view. Press the
HOLD
button
momentarily to activate or to exit the hold feature.
MAX
The max feature compares and displays the measured maximum value as fast as 25ms
in a single range, and with automatic up range capability. Press the
MAX
button for 1
second or more to activate or to exit the max feature in the voltage or current functions.
Sleep Mode
The meter will enter a low power consumption sleep mode automatically to extend
battery life after approximately 30 minutes of no rotary-switch or push button operations.
To wake up the meter from sleep mode, press any buttons momentarily or turn the
rotary-switch to an adjacent position. Always set the rotary-switch to the OFF position
manually when the meter is not in use.
13
