50
Functional Specifications
(2) Functions and their factory settings
No.
Functions
Description
Factory settings
and notes
1
Measurement
modes
DC, AC, DC + AC, or FREQ
DC + AC
2
Display/output
update time (rate)
•
Display and output update time (rate)
NORMAL
3
Ranging
•
Auto: Optimal range is selected automatically
RANGE: AUTO
lights up
•
Manual: Range is selected manually
RANGE: MANUAL
lights up
•
When output becomes valid during auto-
range operation, auto-range operation will
be disabled and the range will be set to the
present range.
Factory settings:
RANGE: AUTO
4
Hold
Puts display value updating on hold (manual)
lights up
OFF
5
Zero-adjustment
Resets the display value to zero, after
memorizing it
Factory setting
value, or last
memorized value
6
Analysis display
(MAX/MIN/AVG/
PEAK MAX/
PEAK MIN display)
•
The following are displayed (in the main
display) in the order given from the start of
analysis display:
Maximum value (MAX)
Minimum value (MIN)
Average value (AVG)
Maximum peak value (PEAK MAX)
Minimum peak value (PEAK MIN)
•
Current instantaneous value displayed in
subdisplay
* The peak values are 0-to-peak values
(displayed with polarity)
lights up
•
While the analysis display is active, PEAK
output, auto ranging and range switching
cannot be performed.
•
During PEAK output operation, only PEAK
MAX and PEAK MIN are displayed. MAX/
MIN/AVG cannot be displayed.
Factory setting:
OFF
7
Filter
(for AC or DC+AC)
Low-pass filter (180 Hz), pass-band setting
OFF/ON
lights up
Factory setting is
OFF
8
Display backlight
•
Lit/unlit (manual setting) for white-colored
backlight
•
Automatically turns off after approx.
40 seconds after the last operation.
Turned OFF at
power-up
Содержание CM7290
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