Fluke 28 II Ex Getting Started

28 II Ex
Getting Started
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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Fluke 28 II Ex Specifications

General

Diode test	Yes
Product type	Digital multimeter
Product color	Black, Red
Frequency range	0.0005 - 199.99 kHz
DC current range	0.0000001 - 10 A
DC voltage range	0.0001 - 1000 V
Resistance range	0.1 - 50000000 Ω
Measuring category	CAT IV 600V
Placement supported	Handheld multimeter
Basic accuracy (frequency)	0.005%
Basic accuracy (DC current)	0.2%
Basic accuracy (DC voltage)	0.05%
Temperature measurement range	-200 - 1090 °C
Battery type	AAA
Power source	Battery
Battery technology	Alkaline
Number of batteries supported	3
Operating altitude	0 - 2000 m
Maximum storage altitude	10000 m
Operating relative humidity (H-H)	0 - 80 %

Weight and Dimensions

Depth	198.1 mm
Width	100 mm
Height	6.35 mm
Weight	698.5 g