9
2.3.
Keypad
2.3.1.
SELECT
1)
When the meter is turned off and the rotary switch is not in position of OFF, press
SELECT
key
for 2 seconds to turn on the meter and press the key once more >2 sec. To turn the power OFF.
2)
At
EF/VOLT
position
Switches between Auto scan mode, AC and DC voltage, Non-contact electric field detector
(EF mode)
3)
At
Ω
Ω
Ω
Ω
position
Switches between Auto scan mode, Resistance measurement, Continuity checz, Diode Test and
Capacitance measurement.
4)
At
A mA
µ
A
position
Switches between Auto scan mode, DC and AC current.
5)
Power-up Option
Disables automatic power-off feature
2.3.2.
RANGE
At ACV, DCV,
Ω
, , A,mA and
µ
A
1)
Press RANGE to enter the manual ranging mode.
2)
Pres RANGE to step through the ranges available for the selected function.
3)
Press and hold RANGE for 2 seconds to return to autoranging.
2.3.3.
HOLD
Press it to enter the Data Hold mode. Used to maintain the measurement data unchanging,
by pressing the key again it will exit the Data Hold mode. Pressing this key and last for 2 seconds,
the meter will delay for 6 seconds, than enters HOLD mode.
2.3.4.
~
Hz
During the voltage or current measurement, by pressing
~
Hz key the meter will enter the linear
frequency measurement state. At this time what being measured is the frequency of voltage or
current. By pressing this key again it will return the voltage or current measurement state.
2.3.5.
MAX/MIN
This key is for measuring maximum value and minimum value.
1)
press it to enter Max/Min mode and simultaneously display the maximum value.
2)
Press it again; the LCD will display the Minimum Value
3)
Press it again; the LCD will display the current Value
4)
Press and hold it for two seconds, the meter will return to normal measurement state.
2.3.6.
Press the this key, backlighton, press it again, backlight off.
3.
FUNCTION
3.1.
General Functions
3.1.1.
Auto scan mode
When the meter is turned on, it will be power-on reset to auto scan mode. The meter automatically
selects the appropriate measurement mode and range according to the measured object. In Auto-
Scan mode, press RANGR, HOLD, MAX MIN keys are valid, press SELECT key to exit Auto SCAN mode.
In automatic scan mode, full automatic measurement shown as in the Table 2:
Содержание AX-174
Страница 1: ...AX 174 INSTRUCTION...
