Circuit-test DCL-420, Руководство пользователя

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➔
Apply the test probes to the component or clamp jaws around the wire
whose variable is to be measured.
a) For MIN value measurement:
➔
Press MIN/MAX pushbutton once, ʻMINʼ and ʻD-Hʼ will appear on the
display. As the value changes, the meter will show the lowest value
measured.
b) For MAX value measurement:
➔
Press MIN/MAX pushbutton twice, ʻMAXʼ and ʻD-Hʼ will appear on the
display. As the value changes, the meter will show the highest value
measured.
NOTE: When using MIN/MAX measurement, if the test leads are moved to test another com-
ponent, the value may or may not change depending upon the range the meter was last in.
The meter must be turned OFF and the entire procedure must be re-applied.
CAUTION: To cancel MIN/MAX measurement, the meter must be turned OFF. Using
MIN/MAX
pushbutton will only cancel this feature, but will not restore the meter’s
autoranging feature.
10. DATA HOLD
This function is used to hold a reading. When this pushbutton is pressed,
the data being displayed at the time will be frozen and ʻD-Hʼ will appear on
the display. Changes in the input signals will not change the display. The
value will show on the display until cancelled. This function can be used in
all measurement modes. Press the pushbutton again to release this function
and ʻD-Hʼ will disappear.