When the LCD displays the “ ” symbol, the batteries must be
replaced to maintain proper operation. Use the following procedure
to replace the batteries:
1. Disconnect test leads from any signals, turn the rotary function
switch to OFF, and remove the test leads from the input
terminals.
2． Open the battery cover and remove the battery cover. Because
there is a locked design in the battery cover. Don’t force the
battery cover open, otherwise the cover is broken. Refer to
Figure 23 for opening it: Insert a coin into the groove of the
battery cover, press the coin down, then open the cover.
3． Remove batteries and replace with new batteries which is the
same type or rating.
4． Reinstall the battery cover.
SPECIFICATIONS
AC VOLTAGE RMS
RANGE ACCURACY RESOLUTION INPUT IMPEDANCE
100V ±(1.2%+5) 0.1V
10 MΩ
300V ±(1.2%+5) 0.1V
(10Pf SHUNT)
600V ±(1.2%+5) 0.1V
Max. Overload Voltage：750V (RMS)
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