Extech Instruments EX330 Guia do Utilizador descarregar pdf (Página 4)

EX330-en-GB_V5.1 1/15

Controls and Jacks

1. AC Voltage Detector Sensor

2. AC Voltage Detector indicator light

3. LCD

4. RELATIVE push-button

5. MODE button

6. Non-contact AC Voltage Detector test button

7. Rotary function dial

8. 10 ampere test lead jack

9. COM test lead jack

10. Test lead jack for voltage, milli-amp, micro-amp, resistance,

capacitance, frequency, and temperature functions

11. RANGE button

12. HOLD button

13. Protective rubber holster (must be removed to access the

rear battery compartment)

Display Symbols and Annunciators

n nano (10

-9

) (capacitance) µ micro (10

-6

) (amps, cap)

m milli (10

-3

) (volts, amps) A Amps

k kilo (10

) (ohms) F Farads (capacitance)

M mega (10

) (ohms)  Ohms

Hz Hertz (frequency) V Volts

% Percent (duty ratio) REL Relative

AC Alternating current AUTO Autoranging

DC Direct current HOLD Display hold

ºF Degrees Fahrenheit ºC Degrees Centigrade

•))) Continuity

Diode test

Battery status

1 2 3 4 5 6 7 8 9 ... 13 14

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Extech Instruments EX330 Guia do Utilizador Página 4