Fluke 312 - Data Hold; Peak; MIN MAX (316, 318 Only)

Users Manual
15
XWarning
Dangerous voltages may be present at the input terminals
and may not be displayed.
Data Hold
To hold the present reading, press the HOLD button. Press the
button again to return to the live reading.
Peak
The Meter has a 1 ms peak feature for use with ACA, DCA (316,
318), ACV, and DCV functions. Before making a peak hold
measurement, the peak feature must be calibrated as follows:
1. Press and hold the peak button for 2 seconds. The CAL
indicator appears on the LCD to show that the offset has been
calculated and stored by the Meter.
2. After calibration, press the peak button once to enter Peak
+
mode and begin displaying Peak+ values.
3. Press the Peak button again to enter Peak
- mode and begin
displaying Peak
- values.
4. Press the Peak button for 2 seconds to return to normal
operation.
If the rotary function switch is changed following calibration, the
calibration steps must be repeated before making another peak
measurement.
Note
The peak mode continuously updates the LCD to show
maximum magnitudes. Smaller magnitudes are not
displayed.
MIN MAX (316, 318 only)
1. Press M once to set the Meter to MAX mode.
2. Press
M again to set the Meter to MIN mode.
3. Press
M again and the Meter displays the present reading
while keeping track of the MAX and MIN value. This mode is
also indicated by the blinking MAXMIN symbol on the LCD.
4. Pressing
M for more than 2 seconds sets the Meter back
to normal operation.