Symbols And Annunciators - Extech Instruments 430 User Manual

Controls and Jacks
1. 4000 count LCD display
2. HOLD
3. SELECT button
4. Function switch
5. mA, uA and A input jacks
6. COM input jack
7. Positive input jack
8. RANGE hold button
9. RELATIVE button
10. Backlight button
11. Protective holster
Note: Tilt stand and battery compartment are on rear of unit.

Symbols and Annunciators

•))) Continuity
Diode test
Battery status
Test lead connection
error
n nano (10
µ micro (10
m milli (10
3
k kilo (10
M mega (10
Hz Hertz (frequency)
% Percent (duty ratio)
AC Alternating current
DC Direct current
ºF Degrees Fahrenheit
-9
) (capacitance)
-6
) (amps, cap)
-3
) (volts, amps)
) (ohms)
6
) (ohms)
A Amps
F Farads (capacitance)
Ω
Ohms
V Volts
REL Relative
AUTO Autoranging
HOLD Display hold
ºC Degrees Centigrade
4 V01.02.01 7/04