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Tonghui TH2822D, Instruction Manual

The Tonghui TH2822D Instruction Manual is a comprehensive guide that provides users with detailed information about operating their TH2822D device. This manual is available for free download from manualshive.com, offering step-by-step instructions and essential insights to ensure a smooth and effective user experience.

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108 

 

Capacitance(c) and Dissipation (D) 

 

Range

 

Display Range

 

Accuracy

 

Ce 

Accuracy

 

De* 

Recommended

 

Equivalent 

Mode

 

10

0Hz/12

0Hz 

20mF 4.000mF

20.000mF

5.00%+5 

digits 

0.0500 

Series 

4mF 400.0

μ

F

3.9999mF

1.00%+3 

digits 

0.0100 

Series 

400

μ

F 40.00

μ

F

399.99

μ

F

0.35%+2 

digits 

0.0035 

Series 

40

μ

F 4.000

μ

F

39.999

μ

F

0.10%+2 

digits 

0.0010 

Series 

4

μ

F 400.0nF

3.9999

μ

F

0.10%+2 

digits 

0.0010 

---- 

400nF 40.00nF

399.99nF

0.10%+2 

digits 

0.0010 

Parallel 

40nF 4.000nF

39.999nF

0.35%+3 

digits 

0.0035 

Parallel 

4nF 0pF

3.999nF

1.25%+5 

digits 

------ 

Parallel 

1k

Hz 

1000

μ

F 400.0

μ

F

999.99

μ

F

2.00%+5 

digits 

0.0200 

Series 

400

μ

F 40.00

μ

F

399.99

μ

F

1.00%+3 

digits 

0.0100 

Series 

Summary of Contents for TH2822D

Page 1: ...Model TH2822D E Dual Handheld LCR Meter Instruction Manual V 1 0 0 ...

Page 2: ......

Page 3: ... OR EXPLOSIVE ATMOSPHERE Do not operate the instrument in the presence of much dust direct sunlight high humidity strong electromagnetic radiation etc NON PROFESSIONALS SHUOLD NOT OPEN THE REAR COVER Maintaining substituting parts or adjusting the instrument should be made by professional maintenance personnel Please contact relevant distributor or Tonghui s after sale service department DO NOT RE...

Page 4: ...ions might cause irreversible damage to the instrument SAFETY WARNING Strictly follow the relevant safety statements in this manual involving safety personnel injury damage to the instrument operation and environmental conditions causing poor test ...

Page 5: ...c radiation dust and explosion The warnings and safety precautions should be read and well understood before the instrument is used Use the meter only as specified in this manual Confirm that the circuits have been powered off and all capacitors in the circuits been discharged before measuring in circuit components Discharge all charging elements such as capacitors before testing The power for the...

Page 6: ...y requirements of a relevant IEC standard The battery using in TH2822D E is rechargeable Do not charge non rechargeable batteries Safety Symbols This symbol is a warning and indicates that the user should refer to the operating instructions located in the manual D C power Indicates inside pin is positive outside is negative ...

Page 7: ...5 Environmental Conditions Operating Environment 0 C to 40 C Storage Humidity 0 80 R H Storage Environment 20 C to 50 C Pollution degree 2 ...

Page 8: ...Display Descriptions 13 Front Panel Buttons 15 Button Function Definition 16 LCD Display Overview 17 LCD Display Descriptions 17 Special Display Indicators 20 Test Port 21 Powering Instrument 22 Installing Battery 23 Connecting External Power Source 25 Low Battery Indication 27 Backlight Display 28 Charge Display 30 ...

Page 9: ...t Electric Level 38 Tolerance Mode TOL 39 Auto LCR Mode 42 Measurement Rate RATE 44 Series parallel Equivalent Mode 44 Utility Menu UTIL 46 Clear Functions CLEAR 61 Remote Control RMT 66 Fuse Detection 66 Quick Start Guide 68 CAUTION 68 Inductance Measurement 69 Capacitance Measurement 72 Resistance Measurement 74 Impedance Measurement 77 ...

Page 10: ...munication 78 Connecting Instrument to PC 79 Virtual Serial Port Configuration 81 RMT Operation 82 Command Protocols 84 Specifications 99 General Specifications 100 Accuracy Specifications 104 Maintenance 115 Service 115 Cleaning 116 Limited Warranty 117 ...

Page 11: ... secondary parameter of 0 0001 reading resolution maximum measuring frequency up to 100kHz constant internal resistance of 100Ω and three optional testing levels The auto range can rapidly display the measuring results and automatically choose the desirable testing parameters in accordance with components properties Its measuring accuracy is unimaginable up to 0 1 Front panel push buttons maximize...

Page 12: ...tion great for applications that require remote control and data acquisition Package List TH 2822D E is equipped with the following contents TH2822D TH2822E handheld LCR meter Instruction manual Mini USB Interface Cable Red Black Banana plugs Crocodile clip Test Leads Short circuit plate 8 4V rechargeable battery AC adapter TH26027A Kelvin clip test leads TH26009C SMD test tweezers TH26029C SMD te...

Page 13: ...ccessories All contents are subject to actual package list or box Please locate them from the original packaging to ensure nothing is missing If in the case that an item is missing please contact Tonghui or relevant distributor immediately ...

Page 14: ...12 Front Panel Overview Figure 1 Front Panel Display model TH2822E shown 1 2 3 5 6 8 4 7 13 9 10 11 12 14 ...

Page 15: ...CR etc auto LCR selection 7 Rate equivalent mode selection 8 Hold mode utility menu 9 Tolerance mode utility arrow key 10 Open short clear utility arrow key 11 5 terminal test sockets direct measurement on lead components or use of test fixture 12 3 terminal test jacks for use of Banana plugs Crocodile clip Test Leads 13 Standard mini USB port for remote control 14 12VDC external power input use w...

Page 16: ...ery simultaneously TH2822D E is installed an independent charging controller charging control is still done even at the state of power off WARNING Before connecting an external power adapter be sure that the polarity matches the and labels as indicated inside the battery compartment If it is not installed correctly and connected to an external power adapter it might cause severe damage to the inst...

Page 17: ...ressing it Orange the secondary function it means that the function will be set or configured if that button is pressed and hold down for 2 seconds Blue the utility function the function will be set or configured if the UTIL button is pressed and hold down for a long time See Utility Menu section for details NOTE In the button operational instruction we will use the button name to express the butt...

Page 18: ...ction Definition 1 Power ON OFF Button 2 Frequency Record Mode Button 3 Remote Control Backlight Button 4 Readings Hold Utility Menu Button 5 Tolerance mode Menu Selection Button 6 Clear Menu Selection Button 7 Rate Equivalent Mode Button 8 LCR Primary Parameters Auto LCR 9 Secondary Parameters Selection Button LEV ...

Page 19: ...3 6 7 22 17 18 19 26 L CR ESR MAXAVGMIN θQ AUTO D 2105 deg kHz PAL SER μH p F μ RMT Mk TOL DH n n OFF Z FASTSLOW D nGo Ar 0 1V0 3V0 6V 30 Ω Ω Figure 3 LCD Indicator Display LCD Display Description 1 LDCRZ Primary parameters display 2 MAX Maximum reading indicator in the record mode ...

Page 20: ...Secondary parameter display 10 Beeper tone indicator for tolerance mode 11 deg Phase angle θ units indicator 12 Ω ESR ohm units indicator 13 Percentage indicator in tolerance mode 14 kHz Frequency units indicator 15 PAL Parallel mode indicator 16 SER Series mode indicator 17 Inductance units L indicator 18 Capacitance units C indicator 19 MkΩ Resistance R impedance units indicator 20 RMT Remote mo...

Page 21: ...ata hold indicator 24 SLOW measuring rate indicator 25 2105 Limits indicator in tolerance mode 26 FAST Fast measuring rate indicator 27 Low battery charging indicator 28 OFF Auto power off indicator 29 TOL Tolerance mode indicator 30 1V 0 6V 0 3V Display test level ...

Page 22: ...tes short clear if you press the CLEAR button Indicates open clear if you press the CLEAR button Error indication Indicates correction open short clear mode Indicates damaged or open fuse UNK AD converter error UNK AD converter error END ...

Page 23: ...nd highly accurate test realized in the instrument HCUR LCUR HPOT LPOT 1 2 3 Figure 4 test port With the adoption of standard banana slots the instrument can use inexpensive banana plug crocodile clip as the test lead which make the test 5 terminal test slot 3 terminal test port 1 High Potential 2 Low Potential 3 Protect Potential ...

Page 24: ... external 4 terminal test and measuring accuracy NOTE TH26027A TH26009C and TH26029C 4 terminal test fixtures are optional for TH2822 series Please refer to relevant instrument accessories Powering Instrument There are two methods to power the instrument Battery and external power adapter When the two power modes are available the external source is prior to the battery The two power modes can be ...

Page 25: ...atteries with the exception of emergency cases The reason is that the charging circuit will operate once the instrument is connected to external source To Install the Battery 1 Open up the back flip stand and locate the screw that tightens the battery compartment cover as indicated in Figure 5 Use a screwdriver to unscrew and remove the cover 2 Insert proper battery into compartment Note the posit...

Page 26: ... 3 Place the battery compartment cover piece by sliding it into the top slid first Place screw at the bottom of the cover piece and tighten down with a screw driver 4 Push and hold down the power ON OFF button for 2 seconds to turn on the instrument Figure 5 Back Cover ...

Page 27: ...25 Connecting External Power Source TH2822D E is equipped with standard external power adapters which can use external source Figure 6 Battery Compartment ...

Page 28: ...ide the compartment WARNING DO NOT at any time connect an external power adapter when a battery is installed incorrectly or a non rechargeable battery is inserted in a rechargeable instrument Doing so will damage the instrument and avoid its warranty 2 Confirm that an appropriate power supply connects to the adapter 3 Connect the AC adapter connector into the right side jack of 12VDC 4 Connect the...

Page 29: ...ower normally In this event if the battery installed correctly is rechargeable charging controller will be driven at the same time no matter the instrument is on or off Low Battery Indication At the use of battery for power supply if the display starts flashing the indicator it means that the 12VDC input AC adapter Figure 7 Connecting AC Adapter to Meter ...

Page 30: ...echargeable when the indicator starts flashing please charge the battery before continuing operation When the external source is plugged in the flash of RMT indicator indicates the charging state Backlight Display In the case of lacking light turn on the back light to help read the data To turn on the back light you should press the button for 2 seconds To turn off the back light you should press ...

Page 31: ...sly decrease and when the back light have lightened for approximate 30 seconds the back light will automatically turn off When Using External Power When the meter is powered using an external AC adapter once the back light is turned on it will stay at its maximum brightness continuously and will not automatically turn off Unplugging the external power to use battery power the back light will decre...

Page 32: ...l charged the charge will be automatically shut off instead the battery will be charged again after a charge circle NOTE A new charge circle will begin as soon as an external power is connected WARNING If the instrument has rechargeable circuit DO NOT connect to an external power when a non rechargeable battery is installed Doing so will cause the burst of the battery It indicates low power of a b...

Page 33: ...31 indicator will be light up in the condition of being charged no matter the instrument is off or on ...

Page 34: ...data The data displayed on LCD will not be updated upon the phase of test Turn On Data Hold To use data hold press the HOLD button The DH indicator will display on the screen when data hold is active At this moment primary and secondary displayed on LCD is the testing result before the press of HOLD button ...

Page 35: ...f tested components is poor and the data fluctuates in a range data record mode can aid the reading of data This mode is used for dynamically recording maximum minimum and average values in a range Enable Static Recording Press and hold down the REC button for a long time to enter the data recording mode The display should indicate MAX AVG MIN simultaneously which indicates the meter is in static ...

Page 36: ...t in the following order Recording mode Maximum Mode Minimum Mode Average Mode Recording State This is the default mode when enabling static recording In this mode LCD will display MAX AVG MIN indicator In a relatively stable range of test data a beep tone will sound once a recording has been stored NOTE When the data fluctuation range is upwards of 1 data record will dynamically be refreshed ...

Page 37: ...rded maximum value Minimum Display Press REC button until the MIN indicator is shown on display This indicates that the value in the primary display represents the recorded minimum value Average Display Press REC button until the AVG indicator is shown on display This indicates that the value in the primary display represents the recorded average value ...

Page 38: ... measurement mode you should select primary parameter first Each press of the PRI button the parameter will change and repeat as the following modes L inductance C capacitance R resistance Z impedance and DCR direct current resistance NOTE After changing primary parameter secondary display indicates the present frequency No secondary parameter display in DCR state If it is required to display corr...

Page 39: ...t series resistance Test Frequency FREQ TH2822D E handheld LCR meters apply AC signal to DUT for measurement Frequency is among the main parameters of AC signal By the presence of component s non ideality and distributed parameters the effect of distributed parameters of test port and test lead the test frequency used on the same component might cause different test result Therefore a proper frequ...

Page 40: ...g selectable frequencies TH2822D 100Hz 120Hz 1kHz 10kHz TH2822E 100Hz 120Hz 1kHz 10kHz 100kHz Test Electric Level TH2822D E handheld LCR Meter uses AC signal applied to the item measured DUT to test The level is the amplitude of the AC signal due to the level sensitivity of some component the same component using different levels may have different test results Therefore a suitable test level shou...

Page 41: ...nominal value and sorting limit just come into play on primary parameters The selectable range for sorting is as follows 1 5 10 20 In tolerance mode the data indicated in the primary display will be recorded as nominal value Displayed value in percentage 100 Mx Nom Nom Where Mx the primary parameter display Nom the nominal value recorded The percentage value is used for sorting ...

Page 42: ... implements or components with accurate and reliable measured value 5 Once the desired measured reading is displayed press the TOL button once to store the reading as the nominal value At this point the TOL will be displayed on the screen indicating that the tolerance mode is activated A percentage mode will be shown in the secondary mode to indicate the percentage range NOTE Before the press of T...

Page 43: ...nt an audible tone will be heard One single beep or tone means the component is within tolerance Three beeps or tone means the component is out of tolerance WARNING Be sure that the capacitor has been fully discharged before its test or the instrument might be damaged Disable Tolerance Mode Long press of TOL button will disable tolerance mode NOTE Changing the test frequency primary function or se...

Page 44: ...e by judging the impedance property of component according to the test result It is quite convenient for the measurements of mixed and unknown components Enable Auto LCR Mode Long press of AUTO button will activate auto LCR mode The AUTO indicator on LCD indicates that auto LCR mode is activated In auto LCR mode the match of secondary parameter with primary parameter is shown as below ...

Page 45: ...θ In auto LCR mode series or parallel equivalent mode is selected in accordance with the magnitude of impedance Parallel mode is selected at high impedance and series mode at low impedance Disable Auto LCR Mode Long press the AUTO button again will disable auto LCR mode In addition this mode will not continue through changing the primary and secondary modes series parallel equivalent mode and freq...

Page 46: ...5times sec and slow measurement is approximate 1 5 times sec The stability of slow measurement is higher than fast measurement The fast and slow rates can be directly switched by pressing RATE button FAST indicator will be displayed on LCD at fast rate and SLOW indicator at slow rate Series parallel Equivalent Mode For the presence of non ideality and distributed parameters of components actual co...

Page 47: ...nd Parallel Equivalent Models of Inductors and Capacitors Appropriate equivalent modes could help to gain better measurement results Generally Series mode is better for components with low impedance blow 100Ω while parallel mode for components with high impedance over 10kΩ For the components with the impedance between the two limits equivalent mode has little effect on the testing result ...

Page 48: ...fault Equivalent Mode In this mode default equivalent mode varies with primary parameter For capacitors and resistors default equivalent mode is PAL for inductors SER Utility Menu UTIL The LCR meter has a built in utility menu that allows you to configure some user preferences and settings The buttons used to set and control the menu are ...

Page 49: ...c Entering Utility Menu Long press UTIL button will enter utility menu Primary display is menu option and secondary display is the current settings or parameters configured for the selected option After the entrance into utility menu the default menu item display will show bEEP Configuration and Settings The following contents are included in the utility menu ...

Page 50: ... delay function dCdLy DCR delay Control beep sound bEEP beep sound Set auto power off AoFF auto power off Set power up state PuP power up state Reset to default settings dEF default settings Indicate battery voltage bAtt battery voltage By default press the button UTIL to change or select a different menu option To change the settings or parameters use the and arrow keys For each UTIL button press...

Page 51: ...r details DCR Trigger delay Setup dCdLy The dCdLy menu option is used to set the trigger delay time ranging from 0000 to 9999ms Using the and arrow keys to add or minus the time by 1 Long time pressing and arrow keys can move the current cursor to left or right The setup is promptly effective once modified NOTE when the setting is not 0000 the higher the setting time the DCR measurement speed beco...

Page 52: ...s the auto power off warning Using the and arrow keys to choose ON or OFF This setting will be immediately effective But this state will not saved if choose Exiting without Saving Saving and Exiting should be implemented if this setting needs to be effective after restarting Default setting ON Auto power off Setup AoFF The AoFF menu option allows the user to select the auto power off timer The ava...

Page 53: ...to remind the user of prompt auto power off Before auto power off pressing any button will reset the timer count NOTE Auto power off is effective only for battery power NOTE When auto power off is efficient the display of OFF indicates the operation of timer NOTE Auto power off will not work temporally in TOL mode REC mode and RMT mode It will be activated after exiting of above modes Table 3 Auto...

Page 54: ...eeds to be effective after restarting Default Setting 5 Power up State PuP The PuP menu option allows user to configure the power up state of the LCR meter allowing user to restore settings saved into internal EEPROM memory at power up The storable settings are as follows Primary function mode e g L C R Secondary function mode e g D Q Auto LCR Series parallel equivalent mode Test frequency Toleran...

Page 55: ... NOTE Exiting mode decides whether to implement SEt At Exiting without saving SEt is ineffective while at Saving and Exiting SEt setting will be effective Default Setting PrE Configure and Save Power up State Procedure to configure and save power up state is as follows 1 Before entering into the utility menu configure all the measurement parameters firstly such as frequency primary and secondary p...

Page 56: ...use either or button to change the settings so that the secondary display shows SEt 5 Press the UTIL button to check whether all desirable setups have already be set With all settings done exit the menu by long press of the UTIL button 6 The meter has now saved all current settings into internal memory At next power up the meter will turn on and recall the saved settings NOTE The meter allows one ...

Page 57: ...for power up state the option should change to SEt Therefore when entering the utility menu be sure not to change to SEt to prevent overwriting any previously stored power up settings Reset Default Settings dEF The dEF option is used to reset the current measuring setup and optional settings in utility menu to default settings These default settings are as below ...

Page 58: ...56 Table 4 Instrument Default Settings ...

Page 59: ...nction None frequency Auto LCR function Off Equivalent Method SER series Measurement Frequency 1kHz Measurement Level 0 6V Measurement Speed Slow SLOW Tolerance Mode Off Beep Sound On Auto Power off Timing 5 minutes Stored Measurement Setup clear Stored Utility Menu Option clear ...

Page 60: ... yES function At the use of exiting without saving yES is ineffective when saving and exiting is selected restore operation will be efficient NOTE In the case where under PuP option SEt is selected and dEF is set to yES the PuP setting has priority over the dEF setting This means the instrument will not be set back to default upon saving and exiting the utility menu Instead the power up settings w...

Page 61: ... exiting the utility menu Saving and Exiting Exiting without Saving The former saves all the changed settings before exiting and the latter exits the menu without saving any changes Saving and Exiting To save all utility menu option settings and to exit the menu press and hold down the UTIL button for a long time After this the meter will exit the menu Then PuP and dEF will be performed and all se...

Page 62: ...ing Without Saving If user decides to exit the utility menu without making any changes or saving any changes to PuP or dEF it can be done by simply pressing any front panel buttons except UTIL and POWER PuP and dEF operation will be ineffective Settings such as bEEP and AoFF will not saved in non volatile memory but still be temporarily efficient until the next power up of the instrument ...

Page 63: ...clear can reduce the effects of contact resistors and test leads and open clear will minimize the influence of distributed capacitors and resistors on testing high impedance elements Enter Clear Mode For convenience open clear and short clear are designed to share a button By pressing the CLEAR button the meter will automatically choose either open clear or close clear ...

Page 64: ...and a moment later the OPEN indicator will appear on secondary display after the automatic measurement judging If user decides to perform open clear another press of CLEAR should be done NOTE indicator on secondary display indicates that test terminal is out of open state and open clear cannot be performed Figure 9 Open Clear ...

Page 65: ... the test terminal Enter into clear by the press of CLEAR and a moment later the SHrT indicator will appear on secondary display after the automatic measurement judging If user decides to perform short clear another press of CLEAR should be done NOTE indicator on secondary display indicates that test terminal is out of short state and short clear cannot be performed ...

Page 66: ...w to do open or short clear 1 Select the primary and secondary function mode for measurement 2 Select test frequency 3 Select equivalent mode 4 Keep the test terminal open to perform open clear 5 Short the test terminal to perform short clear 6 Connect DUT to start testing after clear ...

Page 67: ... 1kHz there is no need to clear again 3 Clear is not concerned with test parameters and series parallel equivalent mode In accordance with developed impedance network principle the instrument performs clear operation Though the complex impedance is cleared parameter is just the element after the change of impedance 4 After a long time of continuous use the meter will be affected by the temperature...

Page 68: ...er has an internal fuse in the test signal terminal that protects the inputs from severely damaging the instrument When the fuse is burned out the FUSE indicator will appear on the primary display and an internal beep will sound continuously In this situation none of the function buttons can be operated and all other meter functions will be disabled ...

Page 69: ... off the meter remove external AC adapter if that is used and or remove the battery from the battery compartment Please contact after sale department of our company or appointed distributor for the change of fuse or maintenance NOTE Both element damage and none output of test signal caused by signal source fault will make FUSE alarm ...

Page 70: ...ing an on board component within a circuit the circuit must be powered off before connecting the test leads When used in a dusty environment the instrument should be wiped and cleaned regularly The electrical conductivity carried by the accumulated dust will eventually have an effect on the use of the meter Do not leave the instrument exposed to explosive direct heated and overheating environments...

Page 71: ...g Inductance Measurement 1 Press the POWER button for a long time to turn on the instrument 2 Press the PRI button until L is displayed on the screen to select inductance measurement 3 Insert an inductor into test slots or connect a tested inductor through a proper test accessory e g banana plug crocodile clip test leads test fixture or SMD test tweezers See figures 12 below Figure 13 shows the op...

Page 72: ...st level is displayed on screen 6 Press the SEC button to select the desired secondary parameter 7 Read the readings on LCD for inductance measured values HCUR LCUR HPOT LPOT Handheld LCR Meter 100Hz 100kHz C AUTO D PAL p F OFF HOLD FREQ UTIL CLEAR RMT P S TOL RATE AUTO REC TH2822E PRI LEV SEC Figure 12 Inductance Measurement ...

Page 73: ...6027A TH26009C and TH26029C 4 terminal test accessories TH26029C SMD KELVIN TWEEZER HCUR LCUR GUARD TH26009C SMD KELVIN TWEEZER HCUR LCUR GUARD HCUR LCUR GUARD TH26027A KELVIN CLIP Figure 13 4 terminal Test Accessories ...

Page 74: ...t capacitance measurement 3 Insert a capacitor into test slots or connect a tested capacitor through a proper test accessory e g banana plug crocodile clip test leads test fixture or SMD test tweezers See figures 14 below Figure 13 shows the optional 4 terminal test accessories 4 CAUTION BEFORE inserting a capacitor or capacitive component into the input slots or terminals be sure to fully dischar...

Page 75: ... not done correctly it will damage the input terminals of the meter 5 Press the FREQ button until the desired test frequency is displayed on screen 6 Press the LEV button until the desired test level is displayed on screen 7 Press the SEC button to select the desired secondary parameter 8 Read the readings on LCD for capacitance measured values ...

Page 76: ...LD FREQ UTIL CLEAR RMT P S TOL RATE AUTO REC TH2822E PRI LEV SEC Figure 14 Capacitance Measurement Resistance Measurement 1 Press the POWER button for a long time to turn on the instrument 2 Press the RPI button until R is displayed on the screen to select inductance measurement ...

Page 77: ...st accessories 4 Press FREQ button until the desired test frequency is displayed on screen 5 Press the LEV button until the desired test level is displayed on screen 6 Press the SEC button to select the desired secondary parameter 7 Read the readings on LCD for resistance measured values NOTE The meter uses an AC signal for measurement of resistance so what the test result shows is AC resistance p...

Page 78: ...T L P O T H a n d h e ldL C R M e te r 1 0 0 H z 1 0 0 k H z RA U T OD k H z P A L H O L D F R E Q U T IL C L E A R R M T P S T O L R A T E A U T O R E C O F F Ω T H 2 8 2 2 E P R I L E V S E C Figure 15 Resistance Measurement ...

Page 79: ...or into test slots or connect tested impedance through a proper test accessory i e banana plug crocodile clip test leads test fixture or SMD test tweezers 4 Press the FREQ button until the desired test frequency is displayed on screen 5 Press the LEV button until the desired test level is displayed on screen 6 Press the SEC button to select the desired secondary parameter 7 Read the readings on LC...

Page 80: ...ance measurement 3 Insert impedance resistor capacitor or inductor into test slots or connect tested impedance through a proper test accessory i e banana plug crocodile clip test leads test fixture or SMD test tweezers 4 Read the readings on LCD for impedance measured values Remote Communication The meter has the capability to communicate with a PC over the mini USB interface Upon installation of ...

Page 81: ...end of it to the LCR meter and the other end to an available USB port on PC Press the POWER button to turn on the meter 3 Skip the next process when the driver has been stalled 4 When Windows recognize the USB connection PC will prompt user to install driver The following process is to cancel installation guide and directly run the setup program in the setup file 5 When completed Windows will crea...

Page 82: ...ess PC communication software from our web site www tonghui com cn HCUR LCUR HPOT LPOT Handheld LCR Meter 100Hz 100kHz HOLD FREQ UTIL CLEAR RMT P S TOL RATE AUTO REC PRI LEV SEC TH2822E L CR ESR MAXAVGMIN θQ AUTO D 2105 deg kHz PAL SER μH p F μ RMT Mk TOL DH n n OFF Z FASTSLOW D nGo Ar 0 1V0 3V0 6V Ω Ω Figure 16 Connection to PC ...

Page 83: ...e 9600 Data bits 8 Parity None Stop bits 1 Flow Control None Upon the installation of USB driver if the default assigned by serial port does not conform to above configuration please modify it as the following process Open Windows device manager Port Corresponding Serial Interface Right Property Port Setup ...

Page 84: ...lt automatically without needing the initiative inquiry of PC Remote Mode Upon the acceptance of any commands from PC the meter will be automatically set into remote mode In this mode the LCD display will show RMT indicator When this is shown all front panel button will be locked and disabled except for RMT and POWER buttons If the meter has been in Auto Fetch mode before receiving remote control ...

Page 85: ...button will be ineffective as well See LLO Common Command in Command section for details Be out of remote mode press RMT button to change to Auto Fetch See the description below Auto Fetch When the meter is out of remote control it can be changed to Auto Fetch mode That is the meter will automatically send data to the interface bus upon every measurement Therefore PC will obtain data by direct rea...

Page 86: ...esult NOTE Auto Fetch can be disabled by remote control When a remote command is sent to the meter Auto Fetch will be disabled To re enable Auto Fetch after remote command first press the RMT button to return panel operation and then enter into Auto Fetch mode by another press of RMT Command Protocols Overview TH2822D E employs SCPI commands with ASCII character strings transmitting control comman...

Page 87: ...gh programming Command format is compliance with specifications and easy for understanding and use Common Command The IEEE 488 standard defines the common commands for general use in all kinds of instrument Common commands usually come with the asterisk character and may include parameters Some examples of Common command like IDN GTL LLO TH2822 series support a few common commands See the followin...

Page 88: ... character string Terminators can be any one of the following character strings CR Carriage Return ASC H0D LF Line Feed ASC H0A CR LF Returned Result After the meter executes a query command the return of the result will be in the following format Result CR LF CR is Carriage Return and LF Line Feed For example in inquiring measured results FETCH the format of the printed data will be shown as the ...

Page 89: ...s Table 5 Data Type Data Type Explanation Example NR1 Integer 800 200 100 50 NR2 Integer 1 56 0 001 10 5 NR3 This representation has an explicit radix point and an exponent 2 345678E 04 1 345678E 01 Boolean A parameter for Boolean setting Always return 0 or 1 for Boolean query command ON or OFF Literal A string is used as command parameters with short literal form HOLD ...

Page 90: ...planation Colon means to enter into next command level same command level common command multi parameter delimiter inquiry Space separate commands from parameters quoting part Command Specifier Below symbols are used for the description of command format which are not the constituting part of command ...

Page 91: ... 1 There are two command formats complete format and abbreviated format In the following command description upper case commands are abbreviated commands It has the same effect of sending abbreviated and complete commands 2 Abbreviation command is generally shown in the form of 4 letter Any abbreviation absent from command table is taken as incorrect command ...

Page 92: ...commands or parameter letters on bus Command Reference Common Command IDN Query instrument ID Return instrument model firmware version serial number LLO Local Lockout This means that all front panel buttons including the RMT key is not available POWER button is enabled ...

Page 93: ...instrument to take a measurement Due to the automatically continuous test TRG command is of no use SCPI Commands FREQuency Subsystem commands FREQuency value Description Set the test frequency Parameters 100 120 1000 10000 100000 or 100Hz 120Hz 1kHz 10kHz 100kHz model supported Example FREQuency 100Hz Set the frequency to 100Hz ...

Page 94: ... Z Parameters are 0 3 0 6 1 or 3e 1 6e 1 1e0 Example VOLTage 0 3 Set the test level to 0 3 V VOLTage Description set the current test level Return 0 3V 0 6V 1V FUNCtion subsystem FUNCtion impa L C R Z DCR Description Select the primary parameter Example FUNCtion impa L Selects L as the primary parameter FUNCtion impa Description Query the primary parameter Return L C R Z DCR NULL ...

Page 95: ...he secondary parameter only effective in L C R Z Return D Q THETA ESR NULL FUNCtion EQUivalent SERies parallel PAL Description Set the equivalent mode only effective in L C R Z Parameters SERies series mode Parallel parallel mode Pal parallel mode Example FUNCtion EQUivalent SERies Set the equivalent mode to series mode FUNCtion EQUivalent Description Query the equivalent mode Return SER PAL ...

Page 96: ...ry the nominal value Return NR3 or exceeding data range CALCulate TOLerance VALUe Description Query the percentage value of tolerance Return NR3 or exceeding data range CALCulate TOLerance RANGe 1 5 10 20 Description Set tolerance range as 1 5 10 or 20 20 not available for some models Example CALCulate TOLerance RANGe 1 Set the tolerance range to 1 CALCulate TOLerance RANGe Description Query the t...

Page 97: ...mary and secondary parameters when data exceeds limits or there is no data what returns is CALCulate RECording MINimum Description Query the minimum value of recording function Return NR3 NR3 primary and secondary parameters when data exceeds limits or there is no data what returns is CALCulate RECording AVERage Description Query the average value of recording function Return NR3 NR3 primary and s...

Page 98: ...r there is no data what returns is FETCh Subsystem FETCh Description Returns the primary secondary display value and tolerance compared result BIN no Return NR3 NR3 NR1 when the primary parameter is LCR Primary parameter secondary parameter and BIN no NR3 NR1 when the primary parameter is DCR Primary parameter and BIN no Example FETCh ...

Page 99: ...el FUNCtion impa Literal Select the primary display parameter impa Query the primary display parameter impb Literal Select the secondary display parameter impb Query the secondary display parameter EQUivalent Literal Set the equivalent mode EQUivalent Query the equivalent mode CALCulate TOLerance STATe Boolean Enable disable the tolerance mode STATe Query the tolerance mode NOMinal Query the nomin...

Page 100: ...alue of recording AVERage Query the average value of recording PRESent Query the test value of recording FETCh Query the measurement result Error Codes If codes or parameters originated from bus and transmitted to the meter are fault the meter will terminate the analysis and execution codes At the same time error code will be displayed on LCD and beep will be sound Below defines the error descript...

Page 101: ...ntax Error Specifications Below are the general specification and the accuracy specification of TH2822D and TH2822E Declaration The specifications are subject to change without notice NOTE 120Hz is the fixed frequency The actual frequency is 120 048Hz ...

Page 102: ...Function Manual Auto Ranging Mode Auto Test Terminals 3 terminal 5 terminal Measurement Speed LCRZ 4 meas sec 1 5meas sec DCR 3 meas sec 2 5meas sec Correction Short open Tolerance Mode 1 5 10 20 Input Protection Fuse 0 1A 63V Interface Mini USB virtual serial port Test Signal Signal Frequency 0 02 accuracy TH2822 D 100Hz 120Hz 1kHz 10k Hz ...

Page 103: ...ance is reduced by half 15s later and automatically turned off 30s later Powered by adapter backlight off until manually turned off Count Max Counts of Primary Parameter 40 000 D Q θ Min resolution of secondary parameter 0 0001 Basic Accuracy 0 1 see accuracy specifications for details Primary Range and Resolution See Accuracy Specifications Secondary Parameter Range for Display Resolution ESR 0 0...

Page 104: ... 6 Vrms 100Ω load Standby Power Off Current Max 11μA Battery Life 16 Hours typical based on backlight off and new alkaline 6 Hours typical based on backlight off and new fully charged Ni MH battery Charge Time and Current Max 160min Max Current 100mA Auto Power Off valid for battery powered 5min 15min 30min 60min OFF available factory default 5min Low Voltage Indicator When battery voltage drops b...

Page 105: ...103 General Operation Condition Temperature 0 40 Relative Humidity 90 R H Weight 350g Dimensions H W D 190mm 90mm 41mm Safety and EMC compliance IEC 61010 1 2001 IEC 61326 2 1 2005 ...

Page 106: ...formed after correct open and short correction 5 Test in the recommended equivalent mode 6 Percentage discrepancy Indication reading number of least significant digits 7 Actual measurement and display range exceed the ranges specified in table but we do not assign accuracy for measurement values exceeding these ranges 8 When the test level is 0 3V accuracy 2 9 Subscript Explanation ...

Page 107: ...ts Inductance L and Quality Factor Q Range Display Range Accuracy Le Accuracy De Recommended Equivalent Mode 100Hz 120Hz 1000H 400 0H 1000 0H 1 00 3 digits 0 0100 Parallel 400H 40 00H 399 99H 0 35 2 digits 0 0035 Parallel 40H 4 000H 39 999H 0 10 2 digits 0 0010 Parallel 4H 400 0mH 3 9999H 0 10 2 digits 0 0010 400mH 40 00mH 399 99m H 0 10 2 digits 0 0010 Series 40mH 4 000mH 39 999m 0 45 2 0 0045 Se...

Page 108: ...llel 400mH 40 00mH 399 99m H 0 10 2 digits 0 0010 40mH 4 000mH 39 999m H 0 10 2 digits 0 0010 Series 4mH 400 0uH 3 9999mH 0 45 2 digits 0 0045 Series 400μH 0 0uH 399 9μH 1 40 5 digits Series 10kHz 1000m H 400 0mH 999 99m H 0 80 3 digits 0 0080 Parallel 400mH 40 00mH 399 99m H 0 35 2 digits 0 0035 Parallel 40mH 4 000mH 39 999m H 0 10 2 digits 0 0010 4mH 400 0uH 3 9999mH 0 30 2 digits 0 0030 Series ...

Page 109: ...igits 0 0080 Parallel 4mH 400 0uH 3 9999mH 0 50 2 digits 0 0050 400μH 40 00uH 399 99μH 0 50 2 digits 0 0050 Series 40μH 4 000uH 39 999μH 0 80 5 digits 0 0080 Series 4μH 0 000uH 3 999μH 2 50 10 digits Series Note Accuracy of De is assessed when De 0 5 Quality factor Q and Accuracy Qe is calculated by the following formula For e x D Q 1 e x e x e D Q D Q Q 1 2 x Q is the measurement value ...

Page 110: ... 0100 Series 400μF 40 00μF 399 99μF 0 35 2 digits 0 0035 Series 40μF 4 000μF 39 999μF 0 10 2 digits 0 0010 Series 4μF 400 0nF 3 9999μF 0 10 2 digits 0 0010 400nF 40 00nF 399 99nF 0 10 2 digits 0 0010 Parallel 40nF 4 000nF 39 999nF 0 35 3 digits 0 0035 Parallel 4nF 0pF 3 999nF 1 25 5 digits Parallel 1kHz 1000μF 400 0μF 999 99μF 2 00 5 digits 0 0200 Series 400μF 40 00μF 399 99μF 1 00 3 digits 0 0100...

Page 111: ... 0 35 3 digits 0 0035 Parallel 400pF 0 0pF 39 99nF 1 25 5 digits Parallel 10kHz 100μF 40 00μF 100 00μF 3 00 5 digits 0 0300 Series 40μF 4 000μF 39 999μF 1 50 3 digits 0 0150 Series 4μF 400 0nF 3 9999μF 0 35 2 digits 0 0035 Series 400nF 40 00nF 399 99nF 0 10 2 digits 0 0010 Series 40nF 4 000nF 39 999nF 0 10 2 digits 0 0010 4nF 400 0pF 3 9999nF 0 10 2 digits 0 0010 Parallel 400pF 40 00pF 399 99pF 0 ...

Page 112: ...gits 0 0250 Series 400nF 40 00nF 399 99nF 0 80 5 digits 0 0080 Series 40nF 4 000nF 39 999nF 0 50 2 digits 0 0050 Series 4nF 400 0pF 3 9999nF 0 50 2 digits 0 0050 400pF 40 00pF 399 99pF 0 80 2 digits 0 0080 Parallel 40pF 4 000pF 39 999pF 1 20 5 digits 0 0120 Parallel 4pF 0 000pF 4 999pF 3 00 10 digits Parallel Impedance Z Phase Angle θ and DCR ...

Page 113: ...400 0k 3 9999M 1 25 3 digits 0 75 Parallel 400k 40 00k 399 99k 0 35 2 digits 0 25 Parallel 40k 4 000k 39 999k 0 10 2 digits 0 10 Parallel 4k 400 0 3 9999k 0 10 2 digits 0 10 400 40 00 399 99 0 10 2 digits 0 10 Series 40 4 000 39 999 0 35 2 digits 0 25 Series 4 0 4000 3 9999 1 00 3 digits 0 60 Series 0 4 0 0000 0 3999 3 00 5 digits Series ...

Page 114: ...llel 400k 40 00k 399 99k 1 20 5 digits 0 69 Parallel 40k 4 000k 39 999k 0 80 2 digits 0 46 Parallel 4k 400 0 3 9999k 0 50 2 digits 0 30 400 40 00 399 99 0 50 2 digits 0 30 Series 40 4 000 39 999 0 80 5 digits 0 46 Series 4 0 4000 3 9999 2 50 10 digits 1 43 Series 0 4 0 0000 0 3999 6 00 20 digits Series ...

Page 115: ...0k 4 000k 39 999k 0 10 2 digits 4k 400 0 3 9999k 0 10 2 digits 400 40 00 399 99 0 10 2 digits 40 4 000 39 999 0 10 2 digits 4 0 4000 3 9999 0 50 10 digits 0 4 0 0000 0 3999 2 00 20 digits Equivalent Series Resistance Accuracy of equivalent series resistance is calculated according to the below formula Rse e x X ...

Page 116: ...se angle accuracy 180 e e Notice The accuracies of ESR and Rs are same Equivalent Parallel Resistance Accuracy of equivalent series resistance is calculated according to the below formula Rpe e x e px D R Rpx is the measurement value of Rp Dx is the dissipation value ...

Page 117: ...the instrument fails to power on first check battery external source and power sockets and the validity of buttons If the measurement result is abnormal first inspect the condition of test accessories and damage of reed in test slots See operation manual for conformation of correct operation Do not replace components Contact the after sale department of our company or relevant distributors for unc...

Page 118: ...the meter prevent water from getting inside the case In the case that water gets inside remove the battery immediately and do not operate the instrument immediately To clean the meter wipe the dirty parts with a soft cloth soaked with diluted neutral detergent Avoid having the instrument too wet to prevent the detergent from penetrating into the inside components of the meter causing damages After...

Page 119: ...e repair or replace at its option defective product or component parts Returned product must be accompanied by proof of the purchase date in the form of a sales receipt and the included accessories This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs The warranty is void if the serial number is altered defaced or removed ...

Page 120: ... 2015 Tonghui Corp ...

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