Fluke 28 II Ex Getting Started page 20

28 II Ex
Getting Started
Switch
Button
Position
Continuity Toggle the continuity beeper on and off.
N
Switches between Peak (250 μs) and Normal (100 ms) response times.
MIN MAX
E
recording
Hz, Duty
Toggles the Product to trigger on positive or negative slope.
Cycle
Any Turns on the button backlight and display backlight, makes them brighter, and turns off the
position backlights. Hold
H
the display. To go back to the 3-1/2 digit mode, hold
Any Starts recording of minimum and maximum values. Steps the display through MAX, MIN, AVG

position (average), and current measurement. Cancels MIN MAX (hold for 1 second)
Any Stores the current measurement as a reference for subsequent measurements. The display is
F
position zeroed, and the stored measurement is subtracted from all subsequent measurements.
(Relative
mode)
Any
position
G except
diode test
12
Table 4. Pushbuttons (cont.)
H down for 1 second to enter the HiRes digit mode. The "HiRes" icon shows in
Push G for frequency measurements.
Push again to go to duty cycle mode.
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Function
H down for 1 second. HiRes=19.999.
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