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EUCOL U2830 Series Operation Manual

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Summary of Contents for EUCOL U2830 Series

  • Page 1 U2830 series LCR meter : : No.1, Qingyang Road, Tianning District, Changzhou, Jiangsu （ （ ） ） （ ） （ （ ） ） （ ）...

  • Page 2: Table Of Contents

    U2830 Operation Manual Contents Contents Chapter 1 Out of Box Audit ......................1 To Inspect the package ....................1 Power connection ......................1 Fuse ..........................1 Environment ......................... 2 Use of Test Fixture ....................... 2 Warm-up ........................2 Other features ....................... 3 Chapter 2 Introduction ........................
  • Page 3 U2830 Operation Manual Contents 3.4.1 OPEN ......................... 22 3.4.2 SHORT ....................... 22 <LIMIT TABLE> ....................24 3.5.1 Swap parameter（Optional function） .............. 24 3.5.2 Limit modes of compare function ..............25 3.5.3 Set nominal value of tolerance mode ..............26 3.5.4 Comparator function ON/OFF ................
  • Page 4 U2830 Operation Manual Contents 6.1.11 Display digit ....................43 Test signal........................43 6.2.1 Test signal frequency ................. 43 6.2.2 Signal mode ....................43 6.2.3 Test signal level .................... 44 6.2.4 Output impedance ..................44 6.2.5 Monitor for test signal level ..............44 6.2.6 Maximum measurement display range ..........

  • Page 5: Out Of Box Audit

    U2830 Operation Manual Chapter 1 Out of Box Audit Chapter 1 Out of Box Audit When you receive the instrument, some inspections are necessary, and the condition must be understood and available before installing the instrument. 1.1 To Inspect the package Inspect the shipping container for damage after unpacking it.

  • Page 6: Environment

    U2830 Operation Manual Chapter 1 Out of Box Audit 1.4 Environment 1) Please do not operate the instrument in the place that is vibrative, dusty, under direct sunlight or where there is corrosive air. 2) The normal working temperature is 0℃～40℃, relative humidity ≤75%, so the instrument should be used under above condition to guarantee the accuracy.

  • Page 7: Other Features

    U2830 Operation Manual Chapter 1 Out of Box Audit 1.7 Other features 1) Power: consumption power≤20VA. 2) Dimension (W*H*D): 280mm*88mm*320mm 3) Weight: About 3.5kg.

  • Page 8: Chapter 2 Introduction

    U2830 Operation Manual Chapter 2 Introduction Chapter 2 Introduction In this chapter, the basic operation features of U2830 are described. Please read the content carefully before using U2830 instruments, thus you can learn the operation of U2830. 2.1 Introduction to front panel Figure 2-1 shows the front panel of U2830.
  • Page 9 U2830 Operation Manual Chapter 2 Introduction 9) [TRIG] When the trigger mode is set to MAN mode, press this key to trigger the instrument. 10) [LOCK/LOCAL] Press this key, the buzzer will beep, which means the function of current panel is locked. Press it again, it will be off, which means discharging the lock status.

  • Page 10: Introduction To Rear Panel

    U2830 Operation Manual Chapter 2 Introduction 2.2 Introduction to rear panel Figure 2-2 shows the rear panel of U2830. 1) HANDLER interface Handler interface is used to realize the sorting output of test results. 2) External trigger interface Handler interface is used to realize the sorting output of test results. 3) Power socket Input AC power.

  • Page 11: Introduction To Display Zone

    U2830 Operation Manual Chapter 2 Introduction 2.3 Introduction to display zone U2830 applies a 65k, 4.3-inch TFT display. The display screen is divided into the following zones: Figure 2-3 display zones 1) Display page name Indicate the name of the currently displayed page. 2) Tools menu When the cursor moved the area, the softkey area will display the corresponding specific tools.

  • Page 12: Main Menu Keys And Corresponding Displayed

    U2830 Operation Manual Chapter 2 Introduction 2.4 Main menu keys and corresponding displayed pages 2.4.1 [MEAS DISP] Press this key-[MEAS DISP] to enter into the LCR measurement display page, the following soft keys will be displayed in the soft key zone. <MEAS DISPLAY>...

  • Page 13: Start The Instrument

    U2830 Operation Manual Chapter 2 Introduction displayed in the soft key zone. You can choose a unit soft key or press [ENTER] to end data inputting. When [ENTER] is used to terminate data inputting, the unit of data will be set to a default unit, such as Hz, V or A. For example, the default unit for frequency is Hz.

  • Page 14: Chapter 3 Introduction To [Meas Disp]

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] Chapter 3 Introduction to [MEAS DISP] 3.1 <MEAS DISPLAY> Press [MEAS], the <MEAS DISPLAY> page will be displayed on screen as shown in the following figure. On this page, the test result is displayed. The measurement control parameters can be set in this page: Test function (FUNC) ◼...

  • Page 15: Test Function

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.1.1 Test function In a measurement period, U2830 can test two parameters for an impedance component. Parameters that can be tested are as follows: Primary parameters |Z| (Module of impedance) ◼ L (Inductance) ◼...

  • Page 16: Test Range

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.1.2 Test range Measurement range should be selected in accordance with the impedance value of the tested LCR component. U2830 has 5 AC measurement ranges: 30Ω, 100Ω, 1kΩ, 10kΩ and 100kΩ. When the output impedance is selected as 30Ω...

  • Page 17: Test Level

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] frequency units (Hz and kHz). You can use unit soft key to input unit and data. When using [ENTER] to input frequency, the default unit is Hz. 3.1.4 Test level The measurement level of U2830 can be set from 50mV to 2.0V with the resolution of 10mV.

  • Page 18: Tools

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 30Ω ◼ 4) Use above soft keys to set the output impedance. 3.1.7 Tools The test result of U2830 is displayed as 6 floating-point digits. Decimal point lock function can make U2830 output the test result in fixed way. Meanwhile this function can change the displayed count of test result.

  • Page 19: Bin Disp

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.2 <BIN DISP> Press [MEAS DISP] firstly and then the BIN DISPLAY. soft key to enter into <BIN DISPLAY> display page. On this page, bin NO. is displayed in upper-case character while the test result, in lower-case character. The following control parameters can be set on <BIN DISPLAY>.

  • Page 20: Bin

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] be displayed. COUNT OFF ON ◼ COMP OFF ON ◼ RESET COUNT ◼ 2) Press the soft key COUNT OFF ON to set the bin counter as ON or OFF. 3) Press the soft key COMP OFF ON to set the compare function as ON or OFF. 4) Press the soft key RESET COUNT, “Info: Sure clear bin counter?”...

  • Page 21: Meas Setup

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.3 <MEAS SETUP> Press [ SETUP] to enter into the <MEAS SETUP> page shown as below: In this page, the following control parameters can be set. (Items in parenthesis can be set) Test function (FUNC) ◼...

  • Page 22: Trigger Mode

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] Output Impedance(RSOU) ◼ 3.3.1 Trigger mode There are 4 trigger modes on U2830: INT, MAN, EXT and DUT. When the trigger mode is set as INT, U2830 will make sequential and repeated tests.

  • Page 23: Monitor Function

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 2) Use above soft keys to set the average times or use numeric keys and [ENTER] input average times directly. 3.3.3 Monitor function The monitor function can monitor the real voltage across DUT or real current through DUT.

  • Page 24: Output Impedance

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.3.5 Output impedance U2830 provides four output impedances for your choice: 100 Ω, 50 Ω and 30 Ω. When testing inductance, it is necessary to input the same output impedance so as to make data comparison with other instruments.

  • Page 25: Correction

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] test result will be automatically input as the value of REF A. 2) Use MEAS or numeric keys to input the reference value of primary parameter. 3) Move the cursor to the REF B to input the reference value of the secondary parameter, the following soft key will be displayed.

  • Page 26: Open

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.4.1 OPEN The open correction function of U2830 can eliminate the error caused by the stray admittance (G, B) parallel-connected with DUT, shown as figure 3-1. Figure 1 Stray Admittance Operation steps of open correction function 1) On <MEAS DISP>...
  • Page 27 U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] Figure 3-2 Spurious Inductance Operation steps of short correction function 1) On <MEAS DISP> page, press the key [CLEAR], the following soft keys will be displayed: SPOT OPEN ◼ SWEEP OPEN ◼...

  • Page 28: Limit Table

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] <LIMIT TABLE> Press [SETUP] and then LIMIT TABLE to enter into the <LIMIT TABLE> page as the following figure shown. Compare function can be set on this page. U2830 can set 3 bin limits of primary parameters and one of secondary parameters.

  • Page 29: Limit Modes Of Compare Function

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 1) Move the cursor to FUNC, the following soft key will be displayed. SWAP ◼ 2) Press SWAP to swap the primary and the secondary parameters. 3) Press SWAP to swap the primary and the secondary parameter, which is to recover the formal setup.

  • Page 30: Set Nominal Value Of Tolerance Mode

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] 3.5.3 Set nominal value of tolerance mode It is necessary to set the nominal value. The nominal value can be any one within the display range. Operation steps for setting the nominal value 1) Move the cursor to NOM.

  • Page 31: High/Low

    U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] primary parameter of DUT is within the limit range but its secondary parameter is out of the limit range, the DUT will be sorted into the AUX BIN bin. ——————————————————————————————————————— Note: When the secondary parameter only has low limit and the auxiliary bin is set as ON, if the primary parameter of DUT is within the limit range and the secondary parameter is smaller than or equal to its low limit, the DUT will be sorted into the auxiliary bin.
  • Page 32 U2830 Operation Manual Chapter 3 Introduction to [MEAS DISP] the data, you can use (p, n, µ , m, k, M, *1) to replace [ENTER] to input the limit value. When [ENTER] or *1 is used to input the limit value, the default unit is F, H or Ω.

  • Page 33: Chapter 4 System And File

    U2830 Operation Manual Chapter 4 System and File Chapter 4 SYSTEM and FILE 4.1 <SYSTEM> Press [System] to enter into the <SYSTEM SETUP> page shown as below. On this page, most system setup items are displayed, such as instrument skin,language, PASS alarm, FAIL alarm, password, bus mode, GPIB address, baud rate, data/time.

  • Page 34: Pass Alarm

    U2830 Operation Manual Chapter 4 System and File This soft key is used to select English as the operation language. ◼ 中文 This soft key is used to select Chinese as the operation language. 4.1.3 PASS ALARM This zone is used to control and display the beep mode when the test result is qualified.

  • Page 35: Password

    U2830 Operation Manual Chapter 4 System and File 4.1.6 PASSWORD This zone is used to display the password –protection mode. Operation steps for setting the password 1) Move the cursor to Password, the following soft keys will be displayed. ◼ This soft key is used to turn off the password protection mode.

  • Page 36: Baud Rate

    U2830 Operation Manual Chapter 4 System and File USBCDC ◼ 2) Use above soft keys to select the required interface bus. ——————————————————————————————————————— Note: GPIB optional must be installed before GPIB mode is available. ——————————————————————————————————————— 4.1.9 BAUD RATE Baud rate is used select the baud rate of the RS232C interface. The available baud rate of this instrument is from 4.800k to 115.200k.

  • Page 37: Firmware Update

    U2830 Operation Manual Chapter 4 System and File 4.1.12 FIRMWARE UPDATE 1) Press FIRMWARE UPDTE enter into the <FIRMWARE UPDATE> page shown as below. 2) Press UPDTE, the following soft keys will be displayed. ◼ ◼ 3) Press YES soft key to update the firmware of the instrument. 4.1.13 SYSTEM TEST Press SYSTEM TEST enter into the <SYSTEM TEST>...

  • Page 38: File

    U2830 Operation Manual Chapter 4 System and File 4.2 <FILE> U2830 instrument can save the user-set parameter to the nonvolatile memory in the form of file, so when use the same setting next time user can load a corresponding file to obtain the parameter set and used last time. By doing so, it can save the time of setting parameter and improve the production efficiency.

  • Page 39: U-Disk Manage Performance

    U2830 Operation Manual Chapter 4 System and File  DEV A  DEV B  REF A  REF B  Control and set parameters on <BIN DISP> page ◼ BIN COUNT (ON/OFF)  Control and set parameter on <LIMIT SETUP> page ◼...
  • Page 40 U2830 Operation Manual Chapter 4 System and File 5) Press ESC to cancel the current save operation and return step 2. 6) Use numeric keys to input the current file name and press [ENTER]. Then U2830 will save the control and setting parameters as a file in this name. B.

  • Page 41: Chapter 5 Execute Lcr Operation And Some Examples

    U2830 Operation Manual Chapter 5 Execute LCR operation and some examples Chapter 5 Execute LCR operation and some examples 5.1 Correct connection of DUT There are 4 pairs of test terminal: Hcur, Hpot, Lpot and corresponding shielding terminal of each terminal. Each terminal contains shielding layer whose function is to reduce the influence of the ground stray capacitance and the interference of the electromagnetic field.

  • Page 42: Eliminate The Influence Of Stray Impedance

    U2830 Operation Manual Chapter 5 Execute LCR operation and some examples correction, the short plate of low impedance should be connected between test terminals. Another way is to directly connect Hc with Lc or Hp with Lp, then connect both. Note: When the DUT is a polarity component, before testing, the high potential terminal should be connected to the terminal with mark “+”, “Hc”...
  • Page 43 U2830 Operation Manual Chapter 5 Execute LCR operation and some examples measurement result will have errors. If a ground conductor is installed between high and low terminals, Cd can be reduced to Min. Meanwhile if the ground terminal is connected to the conductance plate, the influence of Ch and Cl will be eliminated.

  • Page 44: Operation Example For Testing Inductance With U2830

    U2830 Operation Manual Chapter 5 Execute LCR operation and some examples 5.3 Operation example for testing inductance with U2830 Test Condition Function: Ls-Q Frequency: 5.0kHz Level: 1.5Vrms Internal impedance: 100Ω Operation steps 1) Turn on the instrument. 2) Set basic parameters a) Press [MEAS] to enter into the <MEAS DISPLAY>...
  • Page 45 U2830 Operation Manual Chapter 5 Execute LCR operation and some examples 7) If the test result is obviously incorrect, please check the following items. a) Check the tested inductance is in good connection with the test fixture or not. b) Check the test fixture is in good connection with the test terminals of the instrument or not.

  • Page 46: Chapter 6 Performance And Test

    U2830 Operation Manual Chapter 6 Performance and Test Chapter 6 Performance and Test 6.1 Test function 6.1.1 Parameter and symbol C：capacitance R：resistance D：dissipation 6.1.2 Test combination Parameters described above are combined in the following modes: Primary parameter Secondary parameter 6.1.3 Mathematical operation Operation between the measurement value and the programmable nominal value: absolute deviation ∆ABS and percent deviation ∆%.

  • Page 47: Connection Modes Of Test Terminals

    U2830 Operation Manual Chapter 6 Performance and Test 6.1.8 Connection modes of test terminals U2830 adopts 4-terminal test method. HD(Hcur): current sample high terminal LD(Lcur): Current sample low terminal HS(Hpot)：voltage sample high terminal LS(Lpot): Voltage sample low terminal 6.1.9 Test speed (Frequency>=10kHz) Fast：about 40 times/s（27ms/time）...

  • Page 48: Test Signal Level

    U2830 Operation Manual Chapter 6 Performance and Test 6.2.3 Test signal level Mode Range Accuracy Resolution ±（10%×preset value+2mV） 10mV Voltage Normal 50mV —2V 6.2.4 Output impedance 30Ω, 50Ω and 100Ω are selectable. 6.2.5 Monitor for test signal level Mode Range Accuracy Voltage 50mV...

  • Page 49: Accuracy Of D

    U2830 Operation Manual Chapter 6 Performance and Test ：cable length factor（table D） ：temperature factor（table E） Kf：scan fixture modification factor（no add：Kf = 0, add：Kf = 0.2） L, C, X, B accuracy using condition：D （Test value）≤0.1 R, G accuracy using condition：Q （Q test value）≤0.1 WhenD ≥0.1, L, C, X, B accuracy factor A should be multiplied by...

  • Page 50: Accuracy Of Rp

    U2830 Operation Manual Chapter 6 Performance and Test = 2πfC Where, B is the value of tested B with the unit [S]. is the value of tested C with the unit [F]. is the value of tested L with the unit [H]. is the accuracy of D.
  • Page 51 U2830 Operation Manual Chapter 6 Performance and Test 100kH 10kH [OHM] 10pF 100fF 10pF 100H 100pF 100M 100n 1.5M 10nF 100mH 100nF 100k 10mH 100u 0.05 10uF 100uH 100uF 10uH 100m 10mF 0.25 0.35 100nH 100mF 100m 0.65 10nH 20Hz 100Hz 1kHz 10kHz...
  • Page 52 U2830 Operation Manual Chapter 6 Performance and Test Figure B is the basic accuracy modification curve, where V is the test signal voltage. 100m 150m [Vrms] 200m 500m Title Table A Impedance rate factors: K Size Num ber Revision Date: 1-Nov-2001 Sheet Speed...

  • Page 53: Accuracy Of Dcr

    U2830 Operation Manual Chapter 6 Performance and Test Table B calibrated interpolating factor K Test frequency Direct calibrated frequency Other frequency 0.0003 Table C Direct Calibrated frequency [Hz] [Hz] [kHz] [kHz] [kHz] There are 43 frequencies in table C, there is no 250kHz and 300kHz in U2830. Table D Cable length factor K Cable length Test signal level...

  • Page 54: Insulation Intensity

    U2830 Operation Manual Chapter 6 Performance and Test 6.4.2 Insulation intensity Under reference working condition, the insulation between the power terminal and the instrument jacket should bear an AC voltage (50Hz frequency and 1.5kV rated voltage) for 1 minute and there is no breakdown and flashover. 6.4.3 Leakage current The leakage current should not be larger than 3.5mA (AC effective value).

  • Page 55: The Used Instruments And Devices

    U2830 Operation Manual Chapter 6 Performance and Test 6.6.2 The used instruments and devices Instrument and Device Specification 100pF 1000pF 10000pF 0.02％ Standard capacitor 10nF D is known 0.1uF 10Ω 100Ω 0.02％ 1kΩ standard resistor 10kΩ 100kΩ 0.1Ω 1Ω 10Ω 100Ω...

  • Page 56: Frequency

    U2830 Operation Manual Chapter 6 Performance and Test 6.6.5 Frequency Connect frequency meter to ground terminal. The test terminal of the frequency meter is connected with H Change the frequency as: 20Hz, 100Hz, 1kHz, CUR. 10kHz, 100kHz, 200kHz. The reading of frequency meter should meet the demand of the test signal frequency in this chapter.
  • Page 57 U2830 Operation Manual Chapter 6 Performance and Test Test frequency 100Hz 1kHz 10kHz 100kHz Test respectively Level Range AUTO Bias Speed Slow Open and short correction should be made before testing. Connect standard AC resistors: 10Ω, 100Ω, 1kΩ, 10kΩ, 100kΩ and change the frequency. The error between reading and nominal value should be in the range ruled in this chapter.

  • Page 58: Chapter 7 Rs232 And Handler Interface

    U2830 Operation Manual Chapter 7 RS232 and Handler interface Chapter 7 RS232 and Handler interface 7.1 Serial interface RS-232 standard, also called as asynchronous serial communication standard, has already been widely used for data communication between computers, computer and external equipment. RS is the English abbreviation Recommended Standard;...

  • Page 59: Handler Interface

    U2830 Operation Manual Chapter 7 RS232 and Handler interface string is transmitted to the instrument, it is required to send LF (hexadecimal: 0AH) as the terminating character. Each time the maximum receivable number of SPCI command string is 2kByte. For result data formats transmitted to a PC from the instrument, see Commands Reference.
  • Page 60 U2830 Operation Manual Chapter 7 RS232 and Handler interface Non-programmable Handler sequence chart (HDL OUT is set as HOLD) Programmable Handler sequence chart (HDL OUT is set as CLEAR)
  • Page 61 U2830 Operation Manual Chapter 7 RS232 and Handler interface Time Min. value Max.value Trigger pulse width Tip time when measurement ended 10ms (EOC) Interval time between two triggers 1 Sampling Time Sampling Time = above 30ms FAST above 60ms SLOW Electrical Characteristics DC isolated output Each DC output (pins 1 through 5) is opened by a collector, output and isolated by...

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