Fluke 78 - Pushbutton Operations

Getting Acquainted with the Meter
11
Table 3. Pushbutton Operations
Switch
Position
Momentary Press (<1 sec)
Press and Hold
for 1 sec
Press and Hold
for 2 sec
K HzB
Manually changes range.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
volts AC and AC-
coupled frequency.
L Hzs
Manually changes range.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
volts DC and DC-
coupled frequency.
m
In dwell, steps through number of cylinders (4, 5, 6, 8, and 3).
In duty cycle, toggles between negative (-) and positive (+) trigger
slope.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
dwell and duty cycle.
RPMtu
Manually changes trigger range, i.e., toggles between two trigger levels.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between 1
RPM count/spark
(RPM1) and 2 RPM
counts/spark (RPM2).
ew
Manually changes range.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
ohms and continuity.
°C°F
Toggles between degrees Celsius and degrees Fahrenheit.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
temperature and di-
ode test.
A B
Manually changes amps dc range.
In MIN MAX, press to display maximum, minimum, or present readings.
Toggles in and
out of MIN MAX
mode.
Toggles between
amps DC and amps
AC.