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27

General Features:

Display

128

64 dot-matrix LCD display

Observe area

60mm x40mm

Backlight

White

Resistance

10MΩ

Batteries

AAA 1.5V

×

4

Auto power off

yes

Low power warning

Power dissipation

Lower than 20mA

Using time expectancy

About 50 hours

Storage

100 groups DMM, 5 groups of
waveform

Using condition

0°C~+40°C;<75%RH

Store condition

-10°C ~ +60°C ; <90%RH

Dimension

100 mm

186 mm

45mm

Weight

370g (exclude other accessories)

Digital Multimeter Features:

The Accuracy of all measuring range expressed as:

±

（

a% rdg+ dgt

）

. The meter should be regulated periodically and

normally once a year. It should meet below environment condition to keep the accuracy: 23

°

C

±

5

°

C

、

<75%RH

Содержание ET201

Страница 1: ...ET201 User s Manual ...

Страница 2: ... a combination of proprietary technologies to purchase or use the instrument doesn t mean the owner has the right to transfer any intellectual property Any action of imitating or applying all or part of the technologies without our agreement may violate our intellectual rights any define as a tort The intellectual property rights include but not limit to patents trademarks publications website con...

Страница 3: ... 4 GENERAL FEATURES 4 KEY PRESS FUNCTION 5 BASIC OPERATION 6 TURN ON SHUT DOWN 6 AUTO SHUTDOWN 7 BACKLIGHT USING 7 BATTERIES REPLACE 7 MULTIMETER OPERATION 7 MULTIMETER PATTERN 7 MEASURING FUNCTION EXCHANGE 8 RELATIVE VALUE MEASURING REL PATTERN 8 APPLICATION OF RELATIVE VALUE MEASURING REL 9 ...

Страница 4: ... MEASURING 13 AC DC CURRENT MA 20A MEASURING 14 FREQUENCY MEASURING 16 RESISTANCE MEASURING 17 DIODE CONTINUITY REMOTE TEST 18 DIODE DETECTING 18 CONTINUITY TEST 18 REMOTE TEST 19 CAPACITANCE MEASURING 19 HFE MEASURING 21 WAVEFORM FUNCTION OPERATION 22 WAVEFORM PATTERN 22 FUNCTION KEY AND MAIN MENU 22 VOLTAGE MEASURING WAVEFORM 23 CURRENT MEASURING WAVEFORM 23 ...

Страница 5: ...VEFORM STORAGE AND READOUT 25 DELETING OF THE STORED WAVEFORM 26 TECHNOLOGY PARAMETER AND METER PACKAGE 26 METER FEATURES AND TECHNOLOGY PARAMETER 26 GENERAL FEATURES 26 DIGITAL MULTIMETER FEATURES 26 DISPLAYING SYMBOL AND ICON 30 THE PACKAGE AND ACCESSORIES 31 ...

Страница 6: ...r using 2 Operation doesn t allow in below condition High temperature Moist Rainy day inflammable and explosive or even your instrument become wet 3 It s completely not permitted to exert overload current voltage that the instrument can accept during your using Measuring Function Input terminal Max Limit V DC V COM 1000V DC AC Peak Value within 10 second V AC V COM 750V DC AC RMS within 10 second ...

Страница 7: ... 500V fuse installed in the 20A measuring range 8 The test pen is definitely not allowed to touch the two terminal of the voltage source when choosing below measuring function current resistance continuity diode capacitance and so on 9 Before conducting the resistance and diode continuity test please cut off the power of the measurand and make sure the capacitor of the power supply circuit has dis...

Страница 8: ...acceptant current between the terminal and the COM is 20A FUSE means that there is a 20A internal fuse 250Ma installed And it s strictly forbidden to measure the circuit current when the AC voltage is over 250V Prompt The Prompt statement indicates that you should be careful because mistaken operation may lead to wrong testing result or accessories damaged Attention The Attention statement indicat...

Страница 9: ...cilitates online test Uniquely record readout synchronously display historical data and real time measurement Relative value measurement effectively eliminate lead wire resistance or interference signals Automatic shutdown and manually abolish automatic shutdown With function of measuring DC AC Current DC AC Voltage resistance capacitance Frequency Diode Continuity HFE and Remote control test 2 kH...

Страница 10: ...eform readout Page up Page down Data storage Waveform readout Page down Sele Automatic select vertical amplitude and time base to display waveform Pow Control instrument power and the backlight of LCD off on DC AC Select measurement between direct current DC and alternating current AC REL Measuring relative value H Data hold Waveform storage ...

Страница 11: ...y of Power and stay for more than 2 second meter turn on press again for more than 2 second it will be shut down Attention Please do remember to remove the test probe form the test point before shut down Keep the electric power turned off when finished the using ...

Страница 12: ...shut off press again to shut it off manually Batteries Replace When it shows with low power sign at the top right corner of the LCD screen during the using please replace the batteries as soon as possible It s better to take out the batteries if you don t use the meter very often in case for electrolyte leakage which may damage the meter Warning Please don t recharge for the equipped batteries Use...

Страница 13: ...Relative value measuring REL pattern Relative value measuring pattern is the one that displays the D value between the real value and reference value Most function of this meter can run the REL pattern 1 When you press the REL key the currently testing data will be storage as a reference value and then the REL pattern will be active 2 LCD will display symbol to represent that the REL pattern has b...

Страница 14: ...circuit observe the reading if initial reading existed press the REL key and then the LCD screen will display symbol meanwhile the original data will be counteract and showing as 000 Resolution depends on your measuring range and then go on to Resistance test as normal 3 Apply in Capacitance measuring Switch the testing range to Capacitance measuring and then insert the test pen with two metal pro...

Страница 15: ... the database please press the Storage key to keep it down 2 Once the data being stored press the waveform readout key and stay for 2 second to enter the database you can check the stored data 3 Once the meter gets into data holding state it can only display the stored data when press the waveform readout key and it s unable to get into waveform state at this time 4 Holding state will be existed a...

Страница 16: ... display on each page 6 Press the waveform readout key and stay at least 2 second to exit the measuring data readout state Stored data delete 1 Press the Auto key and stay at least 2 second LCD screen will display a symbol of recycle bin 2 Press the Storage key LCD screen will display a symbol of waiting it means the stored data is being deleted 3 it s unable to delete the data for a single line o...

Страница 17: ...auto record function activated b Press the Storage key to cancel the A H symbol and exit auto recording pattern You can press the key to check the record list and store the data simultaneously Once auto record data being stored the current measuring data will only be listed behind when storing c Press the Storage key to cancel the A H symbol and exit the auto recording pattern and then press the w...

Страница 18: ... ten seconds during testing The measuring voltage reach to the utmost degree please operate carefully 1 Put the banana plug of the black P wire into the cathode COM socket and the red one to the anode V socket 2 Spin the function switch to select a proper range 200mV 1000V according to the testing signal 3 Press the AC DC key to determine the AC DC function and then there will be a or symbol displ...

Страница 19: ...ore Auto record pattern c Press the AC DC key to select the AC DC function d Press the Waveform Readout key to enter the waveform pattern it will display the waveform of the current voltage or a list of stored data and waveform AC DC Current mA 20A measuring Warning It s strictly prohibit using the 20A input terminal to measure the voltage please don t operate a AC current measuring in a circuit w...

Страница 20: ... pen 5 Read the current displayed on the screen it may include the numerical value decimal point and cathode anode determined Current measuring menu REL Pattern Data hold Auto record Pattern AC DC Function Waveform Readout Function REL H00 A H REL Clear Store AC DC Waveform Readout a Press the REL key to enter REL pattern b Press the Storage key to enter Data hold store Auto record pattern c Press...

Страница 21: ...athode COM socket and the red one to the anode V socket 2 Spin the function switch to the Hz measuring range 3 Connect the testing point with the test pen 4 Read the Frequency displayed on the screen it may include the numerical value decimal point and cathode anode determined 20A Current measuring illustration Frequency measuring illustration ...

Страница 22: ...rge the capacitance of the electric power supplier 1 Put the banana plug of the black P wire into the cathode COM socket and the red one to the anode socket 2 Spin the function switch to select a proper range 200Ω 20MΩ according to the magnitude of the Resistance 3 Cross connect the circuit or component with the test pen it s better to take off the tested component for the measuring to make sure o...

Страница 23: ...notice to the reading displayed on the meter 5 The performance of the Diode or PN junction of the semiconductor can be determined according to below situation If one reading displayed a voltage value approximately 0 2V 0 7V and the other displayed as O L It means the diode is fine If both readings displayed as O L it means the diode break If both readings are low or shown as zero it means the diod...

Страница 24: ...easuring range 2 Turn on the power of the tested Remote control press a key randomly and make the transmitting terminal aim at the top of the meter if the buzzer makes a sound it means the remote control work healthily and otherwise something may be wrong with it Capacitance measuring Warning To prevent electric shock please do not detect the Capacitance with voltage carried Continuity test illust...

Страница 25: ...ording to the magnitude of the Capacitance 3 When measuring for small Capacitance please press the REL key to counteract the lead wire or distributed capacitance 4 Contact the metal pins of the Capacitance with the test pen 5 Read the Capacitance displayed on the screen it may include the numerical value decimal point and cathode anode determined Capacitance test illustration ...

Страница 26: ...nding EBC jacks of the NPN or PNP transistor 4 Check the amplification HFE value displayed on the screen If there is no display on the LCD check whether the transistor pins are contacted correctly if not it indicates that the measured transistor may have been damaged Attention You can t measure the voltage signal with the input terminal if you haven t inserted the accessories otherwise the meter w...

Страница 27: ...unction Prompt Waveform function only applies in the Voltage Current measuring range Function key and Main menu The waveform function key lies below the LCD screen Coordinated with the different key enables you operate with multiple functions Prompts of the meter s basic operation written detailed below ...

Страница 28: ...gnitude of the measured signal 3 Contact the test points with the test pen 4 Press the Waveform Readout key to display the present Voltage waveform Current measuring Waveform 1 Put the banana plug of the black P wire into the cathode COM socket and the red one to the anode mA socket 2 Spin the function switch to select a proper range 20mA 200mA according to the magnitude of the measured signal 3 U...

Страница 29: ...automatically measure the Width and Frequency of the current waveform and the test result will show on the left of the waveform display area The measuring result of the waveform width is a RMS value due to the direct sampling way of the multimeter A D ...

Страница 30: ...e sequence of the 5 groups of waveform Waveform storage and readout The database of the meter can accommodate 5 groups of the waveform data Please check below for the storage operation 1 Press the Storage key to enter the waveform storage function 2 Press the Waveform Readout key and stay for 2 second to enter the waveform database 3 The LCD screen will illustrate the state of the position where 5...

Страница 31: ... a symbol of waiting it means the stored data is being deleted 3 It s unable to delete the data for a single line or single page as a result once you active the delete program all the stored data H00 H99 will be deleted 4 When data delete program finished it will automatically get into measuring state Technology parameter and Meter package Meter Features and Technology Parameter ...

Страница 32: ...ncy About 50 hours Storage 100 groups DMM 5 groups of waveform Using condition 0 C 40 C 75 RH Store condition 10 C 60 C 90 RH Dimension 100 mm 186 mm 45mm Weight 370g exclude other accessories Digital Multimeter Features The Accuracy of all measuring range expressed as a rdg dgt The meter should be regulated periodically and normally once a year It should meet below environment condition to keep t...

Страница 33: ... 200 0mV 0 1mV 0 75 rdg 10dgt 2 000V 1mV 20 00V 10mV 200 0V 100mV 1000V 1V 1 5 rdg 10dgt AC Voltage 200 0mV 0 1mV 1 0 rdg 10dgt 50Hz 400Hz 2 000V 1mV 20 00V 10mV 200 0V 100mV 750V 1V 1 5 rdg 10dgt 50Hz 400Hz DC Current 2mA 20mA 200mA 1µA 100µA 1 2 rdg 10dgt 20 00A 10mA Res 多少多少 是的 多少 200 0 0 1 Ω 2 000k 1 Ω ...

Страница 34: ... 200 0μF 0 1μF 1 5 rdg 3dgt Frequency 2KHz 200KHz 1Hz 1 0 rdg 5dgt signal width should be no less than 2Vp p AC V MAX380V Diode test The open circuit voltage is about 1 5V and the Max measuring current is about 1 5mA Continuity The detected Resistance is about 100Ω Remote test 38kHz Carried Frequency HFE 30 1000 Check the Attachment Fuse s specification Φ5 20 250mA 250V ...

Страница 35: ...ad Capacitance unit hFE Magnification of the transistor HOLD Data Waveform hold Hz Hertz Frequency unit mA Milliamp mV Millivolt nF Nanafarad Capacitance unit Relative value REL V Volt F Microfarad Capacitance unit Ohm Resistance unit Page up down Sound Continuity test Remaining electric power Diode Safety warning Prompt of the Harmed or the utmost voltage current ...

Страница 36: ...31 The Package and Accessories Package ET201 test set 1 Double plastic molding test pen 1 Oxford bag 1 Product manual 1 ...

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