Model 77 Series IV
Users Manual
6
MIN MAX AVG Recording Mode
The MIN MAX AVG recording mode captures the minimum and
maximum input values, and calculates a running average of all
readings. When a new high or low is detected, the Meter beeps.
Note
For dc functions, accuracy is the specified accuracy of the
measurement function
±
12 counts for changes longer than
350 ms in duration.
For ac functions, accuracy is the specified accuracy of the
measurement function
±
40 counts for changes longer than
350 ms in duration.
To use MIN MAX AVG recording:
•
Make sure that the Meter is in the desired measurement
function and range. (Autoranging is disabled in the MIN MAX
AVG mode.)
•
Press
MIN MAX
to activate MIN MAX AVG mode.
and
MAX
light, and the highest reading detected since
entering MIN MAX AVG is displayed.
•
Press
MIN MAX
to step through the low (
MIN
), average (
AVG
),
and present readings.
•
To pause MIN MAX AVG recording without erasing stored
values, press
HOLD
.
is displayed.
•
To resume MIN MAX AVG recording, press
HOLD
again.
turns off.
•
To exit and erase stored readings, press MIN MAX for 1 second
or turn the rotary switch.
AutoHOLD Modes
XW
Warning
To avoid electric shock, do not use the AutoHOLD mode
to determine if a circuit is live. Unstable or noisy
readings will not be captured.
In the AutoHOLD mode, the Meter holds the reading on the display
until
it detects a new stable reading. Then the Meter beeps, and
displays the new reading.
•
Press
HOLD
to activate AutoHOLD.
lights.
•
Press
HOLD
again or turn the rotary switch to resume normal
operation.
YELLOW Button
Press the yellow
button to select alternate measurement functions
on a rotary switch setting, e.g., to select DC mA, DC A, Hz,
capacitance, or diode test.
Display Backlight
Press
to toggle the backlight on and off. The backlight
automatically turns off after 2 minutes.
Summary of Contents for 77 Series IV
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