Symbols And Annunciators - Extech Instruments EX542 User Manual

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Controls and Jacks
1.
40,000 count LCD display
2.
STORE(<RECALL) button
3.
MAX/MIN (_)button
4.
MODE button
5.
RANGE(SETUP) button
6.
Function switch
7.
mA, µA and 10A input jacks
8.
COM input jack
9.
Positive input jack
10.
Backlight button
11. EXIT(AC+DC) button
12. HOLD(PEAKHOLD>) button
13. REL(+) button
Note: Tilt stand and battery compartment are on rear of unit.

Symbols and Annunciators

•)))
Continuity
Diode test
Battery status
-9
) (capacitance) 
n
nano (10
-6
µ
micro (10
) (amps, cap)
-3
m
milli (10
) (volts, amps)
A
Amps
3
k
kilo (10
) (ohms)
F
Farads (capacitance)
6
M
mega (10
) (ohms)

Ohms
Hz
Hertz (frequency)
%
Percent (duty ratio)
AC
Alternating current
DC
Direct current
ºF
Degrees Fahrenheit
MAX
Maximum
N0.
Serial number
SET
Set up parameter
TRMS
Ture RMS
RCL
Recall
Auto Power off enabled
RF transmitter active
PEAK
Peak Hold
V
Volts
Relative
AUTO
Autoranging
HOLD
Display hold
ºC
Degrees Centigrade
MIN
Minimum
S
second
AC +DC
Alternating current + Direct current
STO
Store
AUTO
Auto Range
Backlight
4
1
2
3
4
5
6
7
EX542-en-GB_v1.5 06/15
13
12
11
10
9
8

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