7
8) The meter is in Data Hold mode.
9) The meter is in Relative Measurement mode.
10) Display maximum data
11) Display minimum data
12) Low battery indication (Note: When this symbol appears, it means that the battery needs to be
replaced.)
13) Measurement units
14) This symbol means that the input is too large for the selected range.
2.3 Keypad
2.3.1 SELECT
I. At
Ω
Ω
Ω
Ω
position
Switches between Resistance measurement, Diode Test and Continuity check.
II. At
A mA
µµµµ
A
position
Switches between dc and ac current.
III.
Power-up Option
Disables automatic power-off feature.
2.3.2 HOLD/LIGHT
Press it to enter and exit the Data Hold mode. Press it and hold 2 seconds, backlight on; if press it
and hold for seconds again, backlight off.
2.3.3
RANGE
At V~, V
,
Ω
, A, mA and
µ
A.
1.
Press
RANGE
to enter the manual ranging mode.
2.
Press
RANGE
to step through the ranges available for the selected function.
3.
Press and hold
RANGE
for 2 seconds to return to autoranging.
2.3.4
EL
Press
REL
to enter and exit the Relative measurement mode. (Except Hz/DUTY)
2.3.5 MAX/MIN
This key is for measuring maximum value and minimum value. (Except Hz/Duty, Capacitance)
1)
Press it to enter Max/Min mode.
2)
Press it again; the LCD will display the Maximum Value.
3)
Press it again; the LCD will display the Minimum Value.
4)
Press and hold it for two seconds, the meter will return to normal measurement state.
Summary of Contents for AX-18B
Page 1: ...AX 18B INSTRUCTION...