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Tenma 72-2985, Руководство пользователя, Страница: 2 / 10

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Tenma 72-2985 Скачать руководство пользователя страница 2

2

CONTENTS

Page Number

Details

2

What’s Included

3

Important Safety Information

3

Technical Specification

4

Product Overview

5

LCD Overview

6

Operation - AC/DC Voltage Measurement

6

Resistance/Circuit On-Off/Diode/Capacitance

6

AC/DC Current Measurement

7

NCV Non-contact Electric Field Measurement

7

Other Functions

8

Technical Index

8

DC Voltage Measurement

8

AC Voltage Measurement

8

Resistance Measurement

9

Circuit On-Off, Diode Measurement

9

Capacitance Measurement

9

DC Current Measurement

9

AC Current Measurement

10

Cleaning & Maintenance

WHAT’S INCLUDED

•

One mini clamp meter

•

One pair of probe assemblies

•

One zip case

•

One user manual

Содержание 72-2985

Страница 1: ...1 Mini Clamp Meter Model 72 2985 ...

Страница 2: ...tance 6 AC DC Current Measurement 7 NCV Non contact Electric Field Measurement 7 Other Functions 8 Technical Index 8 DC Voltage Measurement 8 AC Voltage Measurement 8 Resistance Measurement 9 Circuit On Off Diode Measurement 9 Capacitance Measurement 9 DC Current Measurement 9 AC Current Measurement 10 Cleaning Maintenance WHAT S INCLUDED One mini clamp meter One pair of probe assemblies One zip c...

Страница 3: ...caution with voltages above 60V DC 30V AC rms or 42V AC peak value These voltages pose a shock hazard Before removing the battery cover remove the clamp meter from all energized circuits and disconnect the lead Replace the batteries as soon as the low battery indicator appears on the display Fit a full set of batteries at one time Remove dead batteries from the meter or if it is not going to be us...

Страница 4: ...alue the indicator will flash 5 Function selection button rotate to select the functions indicated 6 HOLD backlight key press and hold to turn on or off the display backlight 7 ZERO key used for DC current zero capacitance voltage measurement relative value 8 SELECT key select function mode such as ACV DCV resistance on off diode capacitance ACA DCA etc in AC voltage and current gear Press and hol...

Страница 5: ...easurement Circuit continuity measurement Data hold Ω kΩ MΩ Resistance unit Hz kHz MHz Frequency unit mV V Voltage unit mA A Current unit nF µF mF Capacitance unit EF NCV Non contact AC voltage induction Auto Auto range ZERO REL Zero relative measurement VFC Variable frequency voltage current measurement Low battery Auto power off ...

Страница 6: ... piece for measurement Read the measurement value from the LCD screen WARNING When measuring resistance on off capacitance diode range do not input voltage over DC 60V or AC 30V to avoid injury AC DC CURRENT MEASUREMENT AC Select AC range 2A 20A 100A Open the clamp head insert the electric wire and close the clamp head Ensure the electric wire is held in the geometric centre indicated on the clamp...

Страница 7: ...nings one minute before the automatic power off A long buzz will then be heard before turning off When the automatic power off function is cancelled you will hear five continuous warnings every 15 minutes Buzzer press any button or rotate the function switch If such function key is valid the buzzer will beep once When the circuit under test is conductive 10Ω the buzzer will sound continuously When...

Страница 8: ...n Accuracy 2 000V 1mV 1 0 3 20 00V 10mV 200 0V 100mV 1 0 3 VFC mode 4 0 3 600V 1V 1 2 3 VFC mode 4 0 3 Input impedance approx 10MΩ Show true virtual value frequency response 45 400Hz Accuracy guarantee range 5 100 range short circuit allows 10 residue readings Non sinusoidal wave counts add error by crest factor When crest factor is 1 2 add 3 When crest factor is 2 2 5 add 5 When crest factor is 2...

Страница 9: ... Overload protection 100A Accuracy warranty coverage 5 100 range 2A open circuit allows 20 residue readings Displays are rms value Frequency response 50 60Hz Non sinusoidal wave counts add error by crest factor When crest factor is 1 2 add 3 When crest factor is 2 2 5 add 5 When crest factor is 2 5 3 add 7 Overload protection 100A Due to the presence of external electromagnetic fields press ZERO b...

Страница 10: ...ition and remove the meter plug from the input jack Unscrew the screw on the rear cover of the battery and remove the old batteries Replace both batteries with replacements of the same specification AAA 1 5V INFORMATION ON WASTE DISPOSAL FOR CONSUMERS OF ELECTRICAL ELECTRONIC EQUIPMENT This symbol indicates that separate collection of Waste Electrical and Electronic Equipment WEEE or waste batteri...

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