Table of Contents
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Table of Contents
Related Manuals for East Tester ET44 Series
Summary of Contents for East Tester ET44 Series
- Page 1 ET44 Series Benchtop digital bridge. ET4401 LCR METER...
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Page 2: Table Of Contents
Contents 1 Installation ............................1 2 Description .............................1 2.1 General Technical Specifications ..................3 3 Quick Reference ..........................4 3.1 Front Panel...........................4 3.2 Introduction of Keys ......................4 3.2.1 Power On/Off Key ....................4 3.2.2 Direction Key......................5 3.2.3 Basic Function Keys ....................5 3.3 Introduction of Rear Panel ....................5 3.4 User Interface ........................6 3.4.1 Interface of Measurement Display ................7 3.4.2 Interface of Measurement Setting ................7... -
Page 4: Installation
1. Installation This chapter describes some checks that must be made when you receive the instrument and the conditions that you must learn and be equipped with before installing the instrument. 1.1 Out of Box Check Thank you for purchasing and using our products. Before using this instrument, please confirm the contents of the last chapter "Warranty". -
Page 5: Description
(2) Dimensions: 265mm * 105mm * 305mm (W *H*L). 2 Description ET44 series desktop bridge incorporates 3.5-inch TFT display, user-friendly interface, and a variety of measurement parameters into one body. It is convenient for users to carry out remote control with USB and RS232 and also perform the sorting of components using handle. In function, it can not only adjust the output frequency and test level, but also record the value of components in the process of measurement. - Page 6 • Basic accuracy 0.2% • Manual and automatic range • Be equipped with open circuit and short circuit correction • Comparator has sorting and alarm function • Provide a variety of test ports • Provide system settings, which can configure language, buzzer, screen brightness, etc. according to the needs of users.
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Page 7: General Technical Specifications
backlight brightness, optional in English and Chinese 2.1 General Technical Specifications ●Power supply voltage: 220V AC ± 10%, or 110V AC ± 10%, 45-65Hz ●Working environment: 0 ~ 40 ℃, relative humidity <80%. ●Storage environment: -10 ~ 50 ℃, relative humidity <80%. ●Dimensions: 265mm * 105mm * 305mm (width * height* depth). -
Page 8: Basic Function Keys
up and down direction keys select parameters. In the Interface of System Setting, up and down direction keys control the cursor movement, and left and right direction keys select parameters. 3.2.3 Basic Function Keys LEVEL Quickly switch the level of fixed point. FREG Quickly switch the frequency of fixed point. -
Page 9: Introduction Of Rear Panel
Record the maximum value of the measurement in this period of time. Record the minimum value of the measurement in this period of time. Record the average value of the measurement in this period of time. 3.3 Introduction of Rear Panel Fig.3-2 Rear Panel Description Power jack: AC 220V / 50Hz power supply input socket. -
Page 10: Interface Of Measurement Display
4.3 MAX / MIN / AVG label display. 4.4 MAX / MIN / AVG value display. 4.5 Local mode/remote mode. Note: In the remote mode, the keyboard cannot be used; after entering the remote mode, it is required to manually send instructions back to the local mode (the default starting state of the instrument is the local mode). -
Page 11: Parameter Selection
measurement interface (default); when the power button pops up, the instrument will be shut down. 4.2 Parameter Selection 4.2.1 Frequency Selection Step one: Turn on the instrument to enter the interface of measurement display; the interface is as shown in Figure 4-1. The second step: Switch the cursor to the frequency display area by using left and right FREG direction keys, or switch to the next frequency point by pressing... -
Page 12: Range Selection
MEAS DISP 测量显示 测量显示 测量显示 测量显示 测量显示 功能: Cp-D 功能: Cp-D Cp-D Cp-D Cp-D Cp-D Cp-D 电平: 600mV 电平: 600mV 频率: 1kHz 频率: 1kHz 1kHz 1kHz Func: Level : 600mV 600mV Freq: Cp-D Cp-D 功能: 电平: 频率: 功能:Cp-D 电平:600mV 电平:600mV 功能:Cp-D 频率:1kHz 频率:1kHz... -
Page 13: Main Parameter Selection
directly switch to the next measurement speed (fast, medium speed, slow). 4.2.7 Main Parameter Selection AUTO/R /C/L/Z Turn on the instrument to enter the interface of measurement display, press the to switch to the next main parameter (AUTO, R, C, L, Z). When the Main Parameter is selected AUTO, the function area will be displayed the word "AUTO". - Page 14 Fig.4-4 (2) Comparator switch Method one: In the Interface of Measurement Display, move the cursor to the comparator through the left and right direction keys , and then turn on / off the comparator through the up and down direction keys.
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Page 15: List Scanning Function
If one of the main parameter and secondary parameter of NG is not qualified, it will be displayed OUT as shown in Fig.4-7 The comparison process is as shown in Fig.4-8: COMP ON MEAS DISP 测量显示 测量显示 测量显示 测量显示 测量显示 功能: Cp-D 功能: Cp-D Cp-D... -
Page 16: Electrolytic Capacitor Mode
MEAS DISP 测量显示 测量显示 测量显示 Func: Level : Freq: 功能: Cp-D Cp-D Cp-D 电平: 600mV 频率: 1kHz Cp-D 电平:0mV 电平:600mV 功能:Cp-D 功能:Cp-D 频率:0Hz 频率:1kHz Bias: Range: AUTO 偏置: 0mV 1.5V 800mV Comp: OFF 量程: 自动 速度: 慢速 偏置:800mV 偏置:0mV 量程:自动 量程:自动... -
Page 17: Data Recording Function (Maximum Value, Minimum Value, Average Value)
MEAS DISP 测量显示 测量显示 测量显示 测量显示 测量显示 功能: Cp-D 功能: Cp-D Func: Cp-D Cp-D Cp-D Cp-D Cp-D Cp-D 电平: 600mV Level : 电平: 600mV 600mV 频率: 1kHz Freq: 频率: 1kHz 1kHz 1kHz Cp-D 600mV Cp-D 功能: 电平: 电平:600mV 频率: 功能:Cp-D 功能:Cp-D 电平:600mV 频率:1kHz... - Page 18 correction residual impedance caused by the test fixture Step 1: Press the key to enter the correction interface. The interface is as shown in Fig.4-17. If you do not want to perform correction, press the Main parameter function AUTO/R /C/L/Z to exit.
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Page 19: Backlight Brightness Setting
4.2.18 Power-on Parameter Setting Step 1: Turn on the instrument to enter the interface of measurement display, and press the key to enter the Interface of System Setting。 Step 2: Move the cursor to the "Power-on Setting " via the up and down direction keys, and then switch the "Power-on Setting "... -
Page 20: Basic Accuracy
Capacitance(C) Schematic Diagram of Series Connection Schematic Diagram of Parallel Connection Series Connection Formula Parallel Connection Formula Inductance (L) Schematic Diagram of Series Connection Schematic Diagram of Parallel Connection Series Connection Formula Parallel Connection Formula Resistance(R) Schematic Diagram of Series Connection Schematic Diagram of Parallel Connection Series Connection Formula... - Page 21 Temperature condition: 23℃±5℃ Humidity condition: ≤65% R.H. Zero value adjustment : open circuit and short circuit zeroed before the test Warm-up time:> 30 minutes Calibration time: 12 months C: 0.20%*(1+ Cx/Cmax+ Cmin/Cx )(1+Dx)(1+ks+kv+kf); L: 0.20%*(1+ Lx/Lmax+ Lmin/Lx )(1+1/Qx)(1+ks+kv+kf); Z: 0.20%*(1+ Zx/Zmax+ Zmin/Zx )(1+ks+kv+kf);...
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Page 22: Dcr Measurement Accuracy
1V test level, slow speed, the accuracy of Kelvin clamping measurement is as follows: 10KH 100fF 10pF 100KH 100pF 100M Ω 100H 10MΩ 0.4% 10nF 1MΩ 0.2% 100nF 100kΩ 100mH 10kΩ 10mH 10uF 1kΩ 100uF 100Ω 100u 0.2% 10Ω 10uH 0.4% 10mF 1 Ω... -
Page 23: Output Impedance
5.7 Output Impedance Output Impedance Accuracy: 5%. 5.8 Measurement Display Range Parameter Display Range 1μH～9999H 100Hz~1KHz 0.1μH～999.9H 1KHz~10Khz 0.01μH～99.99H 10KHz~100KhZ 100Hz~1KHz 0.1pF～99.999mF 1KHz~10Khz 0.1pF～1000μF 10KHz~100KhZ 0.01pF～100μF 0.0001Ω～99.99MΩ R/Z/X 0.0001～99999 0.0001～99999 θ -180.000deg～180.000deg 0.0001Ω～99.99MΩ 6 External Interface Instructions 6.1 USB INTERFACE USB communication interface can realize online communication with the computer. - Page 24 8.3 Storage The measuring instrument shall be stored in a ventilated room with ambient temperature of 5℃to 40℃and relative humidity of 15% to 85%. The air shall not contain harmful impurities in corrosive to the instrument. 8.4 Warranty This instrument shall be maintained and repaired by professional technical personnel; please do not arbitrarily replace various components within the instrument in maintenance;...