MD 9070 Insulation/Continuity Digital Multimeter
Operation
18
Backlighted display
Press
SELECT
button for a second or more to toggle the LCD backlight. The backlight
will also be turned off automatically after approximate 37 seconds to extend battery life.
Auto- or Manual-
ranging (Volts, mA & Ω functions only)
Press the
RANGE
button momentarily to select manual-ranging, and the meter will
remain in the range it was in, the LCD
turns off. Press the button momentarily again
to select an adjacent range. Press and hold the button for 1 second or more to resume
auto-ranging.
Hold
The hold feature freezes the display for later view. Press the
HOLD
button momentarily
to toggle the hold feature. This feature does not apply to Earth Continuity Test & Insulation
Resistance functions.
MAX/MIN Recording mode
Press
REC
button momentarily
to activate MAX/MIN recording mode. The LCD “
R
” &
“
MAX MIN
” turn on. The meter beeps when a new MAX (maximum) or MIN (minimum)
reading is updated. Press the button momentarily to read the Real-time, MAX and MIN
readings in sequence. Press the button for 1 second or more to exit MAX/MIN recording
mode. When activated, Auto-Power-Off is disabled automatically. This feature does not
apply to Earth Continuity Test & Insulation Resistance functions.
Beep-
Jack™ Input Warning
The meter beeps as well as displays “
InEr
” to warn the user against possible damage to
the meter due to improper connections to the “
mA
” input jack when other functions,
especially voltage function, is selected.
Set Beeper Off
Press the
RANGE
button while turning the meter on to temporarily disable the Beeper
feature. Turn the rotary switch OFF and then back on to resume.
Auto-Power-off (APO)
The Auto-Power-off (APO) mode turns the meter off automatically to extend battery life
after approximately 20 minutes of no rotary switch or push button operations. To wake up
the meter from APO, press the
SELECT,
or
PI/DAR
button momentarily or turn the
rotary switch OFF and then back on. Always turn the rotary switch to the OFF position
when the meter is not in use.
Disabling Auto-Power-off
Press the
SELECT
button while turning the meter on to temporarily disable the Auto-
Power-Off feature. Turn the rotary switch OFF and then back on to resume.
