Extech Instruments EX845 Guia do Utilizador descarregar pdf (Página 4)

EX845-EU-EN v2.6 11/13

Description

Meter Description

1. Current clamp

2. Clamp opening trigger

3. Data Hold Button

4. Mode

5. Peak

6. Range

7. DCA Zero

8. MIN/MAX

9. Backlit LCD Display

10. Test lead input jacks

11. IR thermometer and laser pointer (rear)

12. Bluetooth SEND/Backlight Button

13. Laser pointer button

14. Function switch

Display icons Description

HOLD Data Hold

Minus sign Negative reading display

0 to 3999 Measurement display digits

ZERO Zero

P Peak value

AUTO Auto Range mode

DC/AC Direct Current / Alternating

Current

MAX Max reading

MIN Min reading

Low battery

mV or V Milli-volts or Volts (Voltage)

 Ohms (Resistance)

A Amperes (Current)

F Farad (Capacitance)

Hz Hertz (Frequency)

F and

C Fahrenheit and Celsius units (Temperature)

n, m, , M, k Unit of measure prefixes: nano, milli, micro, mega, and kilo



)

) Continuity test

Diode test

Laser pointer

Bluetooth active symbol

SEND

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

User's Guide 1
Extech EX845 1
Bluetooth 1
Introduction 2
CAUTIONS 3
Description 4
Incorrect 5
Resistance Measurements 6
Capacitance Measurements 6
Frequency Measurements 6
) position 7
Units Switch 9
EX845 EX845 EX845 10
Maintenance 12
Specifications 13

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Extech Instruments EX845 Guia do Utilizador Página 4

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