Tenma 72-14440 Скачать руководство пользователя страница 8

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

TM

TM

Page <8>

V1.0

12/03/19

MODE Button

To select OHM/Diode/Continuity/CAP 

HZ/% Button

With rotary switch on HZ/%, Voltage, Current, positions, the Hz% key permits to select the frequency test (Hz) or the duty cycle 

test(%).

REL Button

1. Press the REL button to zero the display. “ ” will appear in the display. The displayed reading is now the actual value less 

the stored “zero” value.
2. To exit this mode, press and Hold the REL button until “ ” is no longer in the display.

DATA HOLD Button

To freeze the LCD reading, press the HOLD button. While data hold is active, the HOLD icon appears on the LCD. Press the 

HOLD button again to return to normal operation.

LCD Backlight Button

 

The LCD is equipped with backlighting for easier viewing, especially in dimly lit areas.
Press the HOLD button for over 1 second to rum the backlight on. Press again for over 1 second to rum the backlight off.

Automatic Power OFF

In order to conserve battery life, the meter will automatically turn off after approximately 30 minutes. To rum the meter on again, 

turn the function switch to the OFF position and then to the desired function position.

7. Maintenance

WARNING: To avoid electrical shock, disconnect the meter from any circuit, remove the test leads from the input terminals, and 

turn OFF the meter before opening the case. Do not operate the meter with an open case.

Cleaning and Storage

Periodicallywipethecasewithadampclothandmilddetergent;donotuseabrasivesorsolvents.Ifthemeterisnottobeused

for 60 days or more, remove the battery and store it separately.

Battery Replacement

1. Remove the Phillips head screw that secures the rear battery door
2. Open the battery compartment.
3. Replace the 1.5V*2 AAA battery.
4. Secure the battery compartment.

Important Notice : 

This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted 

for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change 

without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any 

error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any  

assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the 

Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. 

Tenma is the registered trademark of the Group. © Premier Farnell Limited 2016.

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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