03
04
·Before opening the case, always disconnect test leads
from all energized circuits.
·Never use the meter unless the back cover is in place
and fastened completely.
·Do not use abrasives or solvents on the meter. To clean
it using a damp cloth and mild detergent only.
·Qualified and trained service technicians should only
perform calibration and repair of the meter.
4.MAINTENANCE
·Do not attempt calibration or service unless trained and
another person capable of rendering first aid and
resuscitation is present.
5.GENERAL DESCRIPTION
The meter is an autorange professional open jaw digit
electrical tester with 3999 counts. For measuring DC
and AC voltage, AC current, Resistance, Capacitance,
Frequency, duty cycle, Diode and Continuity Test with
battery operated.
6.PANEL DESCRIPTION
6.4Function button
6.4.1F. Func.
In Ωrange, press this button to select or
or Ω function.Different symbol of function will
appear on the LCD.
6.4.2R. Range
Press this button to select auto and manual range.
When a function with auto and manual mode is
selected, the meter enters auto range at first. To
change to manual range, push this button once.
6.1Transformer jaws
Pick up the AC current flowing through the conductor.
6.2Hold button
When this button is pushed, the display will keep the
last reading and “
” symbol will appear on the LCD until
pushing it again.
When this button is pressed more than two second, the
light of display is on until pressing it more than two
second again.
6.3Rotary switch
This Rotary Switch is used to select functions and power
supply of the meter on or off.
When the meter operates in manual ranging mode,
push this button to change range to the higher one
and hold this button for more than 3 seconds to return
to auto range mode.
6.4.3 REL
Push the button to get relative measurement
mode,
“REL” annunciate display on LCD. But store the
displayed reading as a reference value. In the Relative
mode, the value shown on the LCD is always the
difference between the stored reference value and
the present reading. If the new reading is the same
as the reference value, the display will be zero.
6.4.4
% Hz
Push the button is used to select frequency
or duty
cycle measurement.
6.5LCD DISPLAY
