Max/Min Key; Backlight Key; Automatic Power-Off Function; Measuring Operation - MAC TOOLS EM720T Notice D'instructions

MAX/MIN Key

Press the key to show the maxinum reading value among measuring
data, and the "MAX" symbol appears on the display, press the button
again, the "MIN" symbol appears on the display and will show the
minqum reading value among measuring data, press the button a third
time to return to normal mode.

Backlight Key

Press the key to turn on the backlight. Press the key again to manually
turn off the backlight.

Automatic Power-Off Function

In the measurement process, if there is no activity by the function key
or function selection switch for 15 minutes, the meter will automati-
cally shutdown (sleep state). Press "FUNC" key to power on and the
automatic shutdown function will be cancelled.

MEASURING OPERATION

WARNING
Don't measure any RMS voltage higher than 600V DC or AC,
to prevent injury or damage to meterand equipment.
MAX/MIN Key
Move the rotary switch to the "Smart Funtion" position the default
mode is "AC Voltage", "DC Voltage", "Resistance" or "Continuity",
connect the test leads cross the circuit or load to be measured.
It will be an Automatic judgement on the LCD display.
AC Voltage or DC Voltage, or Continuity or Resistance, are measured
simultaneously.
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