FLUKE 28IIEX/ETL Intrinsically Safe True RMS Digital Multimeter

User Manual for the Fluke 28IIEX/ETL Intrinsically Safe True RMS Digital Multimeter - Page 22

For 28IIEX/ETL.

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