Tenma 72-10465 Скачать руководство пользователя страница 8

8

Then press 

ENTER

 to go into the tolerance setup and the “TOL±1%” icon will flash

on the LCD.

Press ◄/► to adjust the tolerance and then press 

ENTER

 to confirm, to allow you

to begin the sorting measurement.

Press 

SORTING

 to exit sorting measurement and return to normal mode.

CALIBRATION FUNCTION

Calibration function can effectively reduce stray impedance caused by test wires.

The meter offers short and open calibration. Short calibration is to remove the

impact of contact resistance and test wire resistance that interferes with low

impedance measurement.

Open calibration is to remove stray capacitance and resistance of test wires that

interfere with high impedance measurement.

Access Calibration Function

Power on the meter and press and hold 

CAL

 to

access open calibration.

“OPEn” will show on the secondary display (Fig. 1),

then press 

CAL

 again to begin the calibration and

the meter will count down from 30 seconds on the

LCD.

When it reaches zero “PASS” appears (Fig. 2),

which indicates open calibration has finished.

Press the 

CAL

 button and “Srt” appears on the

secondary display (see Fig. 3).

Insert short-circuit device into input terminals, press

CAL

 to begin and the meter will count down from 30

seconds to 0 seconds.

“PASS” appears indicating that short calibration is

complete (Fig. 4).

Press 

CAL

 again to return to normal measurement

mode.

Note: if the the LCD shows “FAIL” under open

calibration mode, it indicates that the calibration has

failed. Check whether the input terminals are open

or not. Make sure the circuit is open and do the

calibration again.

Similarly, under short calibration mode if the LCD

shows “FAIL” it indicates that the calibration has

failed. Check the short circuit device has been

inserted into the input terminals.

Make sure the terminals are shorted and calibrate again.

PC COMMUNICATION

Insert the disc supplied and install software from auto run.

Press the 

USB

 button to access communication function.

Connect the meter to the PC using the USB wire and run the meter software on

the PC to start data transfer.

Press 

USB

 again to exit and stop the data transfer.

DPEn 

Cal APO

 

PRSS

 

DPEn

Cal APO 

Src

 

Cal APO 

PRSS

 

Src

 

Cal APO 

FRIL

 

DPEn

 

Fig. 1

Fig. 

2

Fig. 

3

Fig. 

4

Fig. 

5

Содержание 72-10465

Страница 1: ...1 LCR METER Model 72 10465 ...

Страница 2: ... Mode 6 Measurement Frequency 7 REL Measurement 7 Sorting Measurement 8 Calibration Function 8 PC Communication 9 Backlight 9 Auto Power Off 9 Selection of Serial Parallel Mode 9 Inductance Measurement 9 Capacitance Measurement 10 Resistance Measurement 10 DCR Measurement 10 PC Communication Protocol 10 Technical Indicators 13 Battery Replacement 14 Maintenance WHAT S INCLUDED One LCR meter One us...

Страница 3: ...wered If the USB port is connected to the PC the meter is USB powered and will communicate with the PC for data collection MEASUREMENT RANGE ACCURACY L 20mH 2000H best accuracy 0 5 5 C 200pF 20µF best accuracy 0 5 5 R 20Ω 200MΩ best accuracy 0 3 5 Impedance Frequency DCR 100 120Hz 1kHz 10kHz 100kHz 0 1 1 1 0 1 0 1 0 1 0 1 0 1 10 0 5 0 5 0 5 0 5 0 5 10 100k 0 3 0 3 0 3 0 5 0 3 100k 1M 0 5 0 5 0 5 1...

Страница 4: ... Resistance and Reactance Reactance varies in proportion to the frequency of the AC circuit Impedance forms an imaginary vector comprised of Resistance R real and Reactance X imaginary with Impedance Z R jX which can also be represented by amplitude Z and phase angle θ which can be seen in the diagram If the phase angle θ 0 the reactance is inductive in nature if θ 0 the reactance is capacitive in...

Страница 5: ...surement mode for capacitance 6 Rᵖ Parallel measurement mode for resistance 7 Rˢ Serial measurement mode for resistance PRODUCT OVERVIEW 8 DCR DC resistance measurement mode 9 D Dissipation factor 10 Q Quality factor 11 θ Phase angle 12 ESR Equivalent serial resistance 13 EPR Equivalent parallel resistance 14 DUT Device under test 15 Short press 1 second long press 2 seconds indicating the time to...

Страница 6: ...METER UNDER L C R MODE Select the corresponding parameters under manual L C R mode Selection of main parameter Default status is AUTO LCR once powered on Select FUNC to select parameters of AUTO LCR AUTO L AUTO C AUTO R DCR AUTO LCR Selection of secondary parameter After a main parameter has been selected press SER PAL to switch between serial and parallel mode Press D Q θ to select D Q θ ESR ESR ...

Страница 7: ... mode Press and hold REL to exit REL measurement and return to normal mode SORTING MEASUREMENT Sorting mode is used to quickly select components value within a specified tolerance Press FUNC to select the desired AUTO L AUTO C AUTO R or AUTO DCR mode Connect the tested object to the input terminals and press and hold FREQ to access sorting mode Sorting will appear on the LCD This sets the limit va...

Страница 8: ... calibration has finished Press the CAL button and Srt appears on the secondary display see Fig 3 Insert short circuit device into input terminals press CAL to begin and the meter will count down from 30 seconds to 0 seconds PASS appears indicating that short calibration is complete Fig 4 Press CAL again to return to normal measurement mode Note if the the LCD shows FAIL under open calibration mod...

Страница 9: ... MEASUREMENT Press the power button and then press FUNC to display Lp on the LCD Select inductance measurement range Insert the inductor into input terminals or connect the inductor to the meter using the test clamp Press FREQ to select suitable testing frequency Press D Q θ to select the auxiliary parameter to measure CAPACITANCE MEASUREMENT Capacitors must be completely discharged before measure...

Страница 10: ...he power button Press the FUNC button to display DCR on the LCD and select DCR measurement range Insert the resistor into the input terminals or connect the resistor to the meter using the test clamp Note The secondary parameter and the frequency is negligible under DCR measurement and doesn t show on the LCD PC COMMUNICATION SPECIFICATION Communication parameters 1 Baud rate 9600 2 Data bit 8 3 S...

Страница 11: ... 0 5 200 00µH 0 01µH 1 0 5 2000 0µH 0 1µH 0 5 5 20 00mH 1µH 0 5 5 100kHz 20 000µH 0 001µH 2 0 5 200 00µH 0 01µH 2 0 5 2000 0µH 0 1µH 2 0 5 Function Inductance gear Measurement Mode Lˢ Lᵖ Note The precision is evaluated if D is less than 0 1 Ae Ae 1 D if D exceeds 0 1 Ae Precision Function Capacitance gear Measurement mode Cˢ Cᵖ Frequency Range Min Resolution Accuracy a of reading b digits 18 C to ...

Страница 12: ...nF 5 0 5 Note The precision is evaluated if D is less than 0 1 Ae Ae 1 D if D exceeds 0 1 Ae Precision Function Resistance gear Measurement mode Rˢ Rᵖ Frequency Range Min Resolution Accuracy a of reading b digits 18 C to 28 C 100Hz 120Hz 200 00Ω 0 01Ω 1 0 5 2 0000kΩ 0 1Ω 0 3 5 20 000kΩ 1Ω 0 3 5 200 00kΩ 0 01kΩ 0 5 5 2 0000MΩ 0 1kΩ 1 0 5 20 000MΩ 1kΩ 2 0 5 1kHz 20 000Ω 0 001Ω 1 0 5 200 00Ω 0 01Ω 1 ...

Страница 13: ...uracy a of reading b digits 18 C to 28 C 200 00Ω 0 01Ω 1 0 5 2 0000kΩ 0 1Ω 0 3 5 20 000kΩ 1Ω 0 3 5 200 00kΩ 0 01kΩ 0 5 5 2 0000MΩ 0 1kΩ 1 0 5 20 000MΩ 1kΩ 2 0 5 200 00MΩ 0 1MΩ 2 0 5 Note The precision is evaluated if D is less than 0 1 Ae Ae 1 D if D exceeds 0 1 Ae Precision BATTERY REPLACEMENT Replace the battery as soon as the low battery symbol appears on the LCD in order to avoid an impact on ...

Страница 14: ...ct the battery external power and power input terminal If the measurement does not work normally check if the test wires are in good condition and if the component pin has been connected with the input terminals Refer all servicing to qualified personnel Do not disassemble the meter replace components or change the circuits randomly INFORMATION ON WASTE DISPOSAL FOR CONSUMERS OF ELECTRICAL ELECTRO...

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