LIMIT DM 620 Bedienungsanleitung Seite 8

GB
NCV
LozV
2. Function Buttons
Short press: Press a button for less than 2 seconds.
Long press: Press a button for more than 2 seconds.
2.1 Button
Short press to switch between functions in each multi-function position.
2.2 Button
Short press to enter the manual range mode and change the range. Long press to enter auto mode.
2.3 Button
USB
Short press to switch between frequency and duty ratio measurement.
Long press to turn on/off data communication (note: only available when USB communication module
is inserted into the meter casing).
2.4 Button
Short press to enter/exit the relative value measurement mode.
PEAK
2.5 Button
MAX MIN
Short press to cycle through the measured maximum and minimum.
Long press to cycle through the peak maximum and peak minimum.
2.6 Button
Short press to hold the measurement on the display. The symbol "
Short press again to cancel data hold.
Long press to turn on/off the backlight.
OPERATING INSTRUCTIONS
• To avoid false reading, replace the battery if the battery low power symbol
battery voltage is ≤4.6 V ± 0.2 V). Also pay special attention to the warning sign
lead jack, indicating that the tested voltage or current must not exceed the values listed on the meter.
• The meter automatically shuts down if there is no operation for 15 minutes. You can wake up the
meter by pressing this
the off state, and then turn on the meter. Restart the meter to restore auto function.
• Buzzer alarm during measurement: When the input voltage >1000 V or current >10 A, the buzzer
will sound an alarm.
6
AC/DC ampere current measurement/Frequency and duty ratio
measurement
Non-contact voltage detection
Low impedance measurement
button. To disable auto shutdown, press and hold the
" will be displayed.
appears (when the
next to the test
button in