Tenma 72-14440 Скачать руководство пользователя страница 5

www.element14.com
www.farnell.com
www.newark.com
www.cpc.co.uk

TM

TM

Page <5>

V1.0

12/03/19

Function

Range Accuracy 

(% of r digits) Resolution

Frequency

400kHz ±(1.2% + 2d)

100Hz

10MHz ±(1.2% + 2d)

100Hz

Input sensitivity: 10mV rms
Over rang protection: 300V DC or 300V AC rms

Function

Range

Accuracy 

(% of r digits) Resolution

Duty Cycle

0.1% ~ 99.9% ±1.2% of rdg ±2 dgts

0.1%

Sensitivity: <0.5V RMS

Pulsewidth:>100μs,<100ms;

Overload protection: 300V DC or 300V AC rms

Function

Range

Accuracy 

(% of r digits) Resolution

Temperature

(-20.0°C to 760.0°C) ±(3.0% ± 5°C)

0.1°C

4°F to 1400°F)

±(3% ±8°F)

1°F

Sensor: K Type banana Play
Over rang protection: 250V DC or 250V AC rms

Function

Range

Accuracy 

(% of r digits) Resolution

Capacitance

4nF

±(5% + 20d)

0.1nF

40nF

±(3.0% + 5d)

1nF

400nF

±(3.0% + 5d)

10nF

4μF

±(3.0% + 5d)

100nF

40μF

±(3.0% + 5d)

1μF

100μF

±(5.0% + 10d)

10μF

Over rang protection: 250V DC or 250V AC rms

5. General Specifications

Clampjawopening

1.2″(30mm)approx.

Display 

3-3/4 digits (4000 counts) backlit LCD

Continuitycheck

Buzzersoundsatlessthan50Ω

Diode test 

Test current of 0.5mA typical

Open circuit voltage 

< 2V DC typical

Low Battery indication 

‘ ’ is displayed

Over-range indication 

‘OL’ display

Measurement rate 

3 readings per second, nominal

Temperature sensor 

Type K thermocouple

InputImpedance

10MΩ(VDCandVAC)

Operating Temperature 

5°C to 40°C (41°F to 104°F)

Storage Temperature 

-20°C to 60°C (-4°F to 140°F)

Содержание 72-14440

Страница 1: ...www element14 com www farnell com www newark com www cpc co uk TM TM Page 1 V1 0 12 03 19 AC Clamp Meter Part Number 72 14440 User Manual...

Страница 2: ...in use Remove the battery if meter is to be stored for longer than 60 days 2 3 Warnings Sat function switch to the appropriate position before measuring When measuring voltS do not switch to current r...

Страница 3: ...est 250VDC AC Temperature 250VDC AC 3 Description 3 1 Meter Description 1 Current fork 2 NCV indicator light 3 Rotary Function swith 4 Data Hold button Backlight button 5 MODE button 6 HZ button 7 REL...

Страница 4: ...5 2d 100mV 600V 2 2d 1V Input Impedance 10M Over rang protection 600V DC or 600V ACrms Frequency Response 50Hz 400Hz Function Range Accuracy of reading digits Resolution AC Voltage 200A 3 5d 100mA Ov...

Страница 5: ...e banana Play Over rang protection 250V DC or 250V AC rms Function Range Accuracy of reading digits Resolution Capacitance 4nF 5 20d 0 1nF 40nF 3 0 5d 1nF 400nF 3 0 5d 10nF 4 F 3 0 5d 100nF 40 F 3 0 5...

Страница 6: ...est lead into the positive V Hz CAP TEMP terminal Set the Function switch to the AC Voltage Connect the test leads in parallel to the circuit under test Read the voltage measurement on the LCD display...

Страница 7: ...e reading displays a value typically 0 400V to 0 900V and the other reading displays OL the diode is good 2 If both readings display OL the device is open 3 If both readings are very small or 0 the de...

Страница 8: ...ipe the case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for 60 days or more remove the battery and store it separately Battery Replacement 1 R...

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