Multi-function LCR
Contents
1. Auto and Hold Equivalent Parallel and Series Circuit AMM 3320 A AkKTAKOM Calibration Open Short function Interface Mini USB Meee Approx 1 2 times second speed Measurement 4 terminal terminal Basic accuracy 0 3 Power AAA 6 battery or external power supply Auto power off 5 min with batteries Operating temperature 0 C 40 C environment humidity lt 90 RH 40 C no condensation Storage 25 C 50 C temperature Impedance accuracy Ae The below listed accuracies are guaranteed by the meter with normal use under the operating temperature of 18 C 28 C and relative humidity less than 80 A AkKTAKOM AMM 3320 10 IM 20M 0 1 1Q 1 10Q Remark 100kQ 20MQ 200MQ 2 1 0 5d 0 5 3d 0 3 2d 0 5 3d 1 0 5d 1 0 5d 0 5 3d 0 3 2d 0 5 3d 1 0 5d Z m 1 0 5d_ 2 0 5d IM 2M0 Note All accuracy is guaranteed by proper ratio resistor calibration and open short calibration If D gt 0 1 the accuracy should be multiplied by y1 D Zc 5 if D lt lt 0 1 in capacitance mode C ZL 2nfL ifD lt lt 0 1 in inductance mode AMM 3320 Sub display parameters accuracy Ae impedance Z accuracy 1 Definition Q D Rp ESR or Rs x 1 m 1 D value accuracy De Ae x 1 D 2 ESR accuracy Re Zy X Ae Q Y el ie Zm impedance calculated by T or 2nf L wi 3 Phase angle 0 accurac2. figure 11 4 The default test mode is Auto LCR mode the capacitance value will show on primary display and the dissipation factor D will show on secondary display In Auto LCR mode the D Q ESR key SEL PAL key SORTING key and REL key 20 AMM 3320 A AkKTAKOM are not available 5 Press FUNC key twice to select Auto C mode The primary LCD display will show the capacitance value The secondary LCD display will show the dissipation factor D The quality factor Q equivalent resistance ESR Rp or phase angle 0 can also be shown by pressing the D Q ESR key 6 Press FREQ key to select frequency value 100 120 1k 10k 100kHz 7 Press SER PAL key to select series or parallel mode Note 1 When Auto LCR mode is active the secondary parameter will show the equivalent resistance in parallel mode Rp to replace the D factor if the C measured value is less than 5pF 2 In order to avoid damaging the instrument the capacitance requires discharge before measuring Figure 10 Figure 11 21 A AkKTAKOM AMM 3320 3 Resistance measurement 1 Turn on the power 2 There are two ways for resistance input a Insert the measured resistance into the input terminal directly shown in figure 12 b Connect the alligator clips to the ends of the measured resistance shown in figure 13 3 The default test mode is Auto LCR mode the resistance value will sho
3. ii DC power DC powe AC power socket plug ac pc cord converter AC DC adapter information Input 100V 240VAC 50 60Hz 1 8A Output DC 12V 2A MAX Polarity e gt _O WARNING Please use the original AC power adapter using other AC power adapter may damage your instrument j 2 The AC power adapter can only be used indoors 3 Please plug the AC power cord into an electrical outlet first and then firmly insert DC plug into DC input end in the right of the meter When unplugged firstly pull out the DC plug perpendicular to DC input end and then unplug the AC plug from the electrical outlet Do not use the AC power adapter in other equipment except this instrument In use it is a normal phenomenon that the AC power adapter will be hot Do not demolish the AC power adapter Otherwise it may be dangerous a AUA Do not use the AC power adapter in a high temperature or wet place AMM 3320 A AkKTAKOM 8 Please make the AC power adapter avoid a strong bump 9 It is normal when the AC power adapter make some noise in use Maintenance Cleaning Periodically wipe the case with a damp cloth and detergent do not use abrasives or solvents Calibration Calibrate your instrument once a year to ensure that it performs according to its specifications Replacing the Battery Please change the battery when the battery symbol am is less than one segment Turn off the power of the instrument When you change th
4. 0kHz 13 REL key Press REL key to enter into relative measurement mode In auto LCR mode this key is not available A AkKTAKOM AMM 3320 e 14 e key By pressing this key for once the backlight of the LCD screen will be opened and after 60 seconds the meter will automatically turn off the backlight It is also possible to turn off the backlight by pressing this key before the 60 seconds 15 ENTER key In sorting mode press ENTER key to confirm the data modification 16 Measurement terminal The instrument has 4 terminal measurement configuration as shown in figure 2 INPUT GUARD Lx x GUARD O Grounding shielding O Excitation positive terminal OT RO Hour Measurement positive terminal UR Measurement negative terminal Vv Excitation negative terminal Figure 2 10 AMM 3320 Understanding Display Screen GUARD xx cx Figure 3 GUARD A AKTAKOM LCD screen is shown as in Figure 3 with its every symbol s meaning shown as in the Table 1 11 A AkKTAKOM AMM 3320 NO Meaning NO Meaning 1 Auto power off indication 11 Sub display 2 Data hold 12 Analog bar indication 3 Auto mode indication 13 The Meter is in the data transmission mode 4 Auto LCR mode ind
5. NS AKTAKOM AMM 3320 Multi function LCR USER S MANUAL www tmatlantic com A AkKTAKOM AMM 3320 Thank you for purchasing the multi function LCR from us Please take a few minutes to browse through this user manual before you begin to operate the meter to ensure that you are fully familiarized with how best to operate the meter as accurately and safely as possible Overview This multi function LCR is a portable instrument designed with microprocessor control and low power consumption It can measure 6 basic parameters inductance L capacitance C AC resistance R DC resistance DCR dissipation factor D and quality factor Q The instrument can easily communicate with PC and realize remote control through USB interface With battery external power supply the meter is ideal for field and portable applications such as component inspection at fixed place and immediate measurement by buyer and maintenance personnel Cautions This instrument can only be used in indoor Be sure to turn off the instrument when replacing the battery or DC power adapter Although the instrument has a protection for shocks inputting dc voltage or current will still damage the instrument The capacitance requires completely discharge before measuring Ifthe instrument is idle for more than three months please take the batteries out Use AAA 6 batteries The instrument cannot work properly when low voltage indication appears In order to ensure
6. and resistance is not ideal component of pure reactance and pure resistance Usually the resistance and reactance exist simultaneously A practical impedance can be simulate by the ideal resistors and ideal reactor inductor or capacitor in series or parallel form 8 Sorting mode The sorting mode could help the user to make a quick sort for a bunch of components The setting steps as following 17 A AkKTAKOM AMM 3320 1 According to the component type press FUNC key to select L C or R measurement mode 2 Insert the standard component into the input terminal Press SORTING key to enter into the sorting mode and the Sorting symbol appears on LCD If the LCD reading is OL or less than 200 counts the SORTING key is not available 3 When sorting mode is active press SETUP key to modify the range reference value and the tolerance settings sequentially 4 Range symbol is flashing when setting the range Press D Q ESR lt key to shift the decimal point unit to left and press SER PAL gt key to right Press ENTER key to confirm and enter into the reference value setting mode automatically At this time Range symbol disappear 5 When setting the reference value press D Q ESR lt key and SER PAL gt key to shift the bit to left and right respectively Press PCLINK key and REL key to make the digit 1 or 1 The flashing bit is the current setting bit The reference value setting is available from 20 to 1999
7. counts Press ENTER key to confirm and enter into the tolerance setting mode automatically 6 When setting the tolerance press D Q ESR lt key and SER PAL gt key to select tolerance range 0 25 0 5 gt 1 42 5 10 20 80 20 The default tolerance is 1 Press ENTER key to confirm 7 After setting the parameters remove the standard component and insert the component to be measured If the impedance measured does not exceed tolerance range the primary display will show PASS otherwise show FAIL The current measurement result will be shown on the secondary display 8 Press SORTING key again to exit the sorting mode Note In AUTO LCR mode the SORTING key is not available 18 AMM 3320 A AkKTAKOM 9 PC LINK mode Press PCLINK key and USB symbol appears on LCD Connect the instrument to PC through USB interface and the measured data can be recorded analyzed processed and printed by PC Press PCLINK key again to cancel the data transmission Then USB symbol disappears Due to the power consumption in data transmission please extinguish USB display when there is no need to transmit data Operating step 1 Inductance measurement 1 Turn on the power 2 There are two ways for inductance input a Insert the measured inductance into the input terminal directly shown in figure 8 b Connect the alligator clips to the ends of the measured inductance shown in figure 9 3 Th
8. d Hcur Hpor terminal respectively Connect the mouth of clips shown in figure 7 Figure 6 Figure 7 5 Press CAL key and the 30 second countdown will be shown on LCD panels If the short calibration is finished the PASS or 16 AMM 3320 A AkKTAKOM FAIL symbol will show on the primary display Press CAL key again to save the calibration data Note 1 To get the better accuracy the open short calibration should be done before measurement 2 The purpose of open short calibration is to reduce the parasitic effect of the test fixture 3 Open or short circuit is selected automatically according to the measurement terminal 4 In short calibration there may be FAIL situations which may be caused by not using the low resistance short line or unreliable contact please try again after reliable short circuit 7 Equivalent Circuit When any L C R functional mode is selected the default measurement in series or parallel mode is auto selected and the AUTO segment will be shown on LCD display It depends on the total equivalent impedance measured If the impedance is larger than 10kQ parallel mode is set and Lp Cp Rp is shown on the display If it is less than 10kQ series mode is set and Ls Cs Rs is shown on the display When SEL PAL key is pressed the impedance measurement will be set in series mode or in parallel mode sequentially Note The actual capacitance inductance
9. e battery and screw off the breechblock on the battery cabinet cover then take off it and instead the fresh battery Accessories User s manual One piece AAA batteries Six pieces Shielding clip line One piece Kelvin 4 terminal measure line One piece Short socket One piece Open socket One piece USB line USB model only One piece PC Link software CD USB model only One piece 25 A AkKTAKOM AMM 3320 If there are some changes in accessories please refer to the real product as standard Note To get the better accuracy when using Lcur Lpot Hpor Hcur terminals measured with the alligator clip testing lines Please insert the open socket to the square terminals shown in figure 14 Figure 14 26
10. e default test mode is Auto LCR mode the inductance value will show on primary display and the quality factor Q will show on secondary display In Auto LCR mode the D Q ESR key SEL PAL key SORTING key and REL key are not available 4 Press FUNC key to select Auto L mode The primary LCD display will show the inductance value The secondary LCD display will show the quality factor Q The equivalent resistance ESR Rp phase angle 0 or dissipation factor D can also be shown by pressing the D Q ESR key 5 Press FREQ key to select frequency value 100 120 1k 10k 100kHz 6 Press SER PAL key to select series or parallel mode A AkKTAKOM AMM 3320 GUARD Te oT GUARD Sse INPUT GUARD a Lx oy GUARD O SS O JO O O ee Lcur Leot Hpot Hcur Figure 8 Figure 9 2 Capacitance measurement 1 Turn on the power 2 If exists voltage in the capacity connect the two ends of the capacitor for a short time to discharge 3 There are two ways for capacitance input a Insert the positive polarity of capacitance into the positive terminal and its negative polarity into the negative terminal shown in figure 10 b Insert the black and red testing lines with alligator clip into the Lcug Lpor terminal and Hcur Hpor terminal respectively Connect the alligator clips to the two ends of capacitance corresponding to its polarity shown in
11. ication 14 battery indication with battery supply 5 Range indication 15 Frequency indication 6 Relative Measurement mode 16 Tolerance range 7 Main display 17 Sorting mode indication 8 Unit for main parameters 18 External power supply 9 Secondary parameters 19 Open Short calibration mode indication 10 Unit for secondary parameters 20 Primary parameters Operating instruction Power on the meter Press key to turn on the power The default mode is AUTOLCR smart mode and the default test frequency is 1 kHz When Q key is pressed during power on mode the instrument will enter power off mode The LCD will show the OFF state before power off 12 AMM 3320 A AkKTAKOM Function Descriptions 1 Parameters setting Press FUNC key to select the following parameters sequentially AUTO LCR L Q C D R DCR Parameter Meaning AUTO LCR Auto LCR smart mode L Q Inductance measurement the parameter on sub display is quality factor Q C D Capacitance measurement the parameter on sub display is dissipation factor D R Resistance measurement DCR DC resistance measurement mode L C R measurement readings can be positive or negative In C D measurement if the main parameter is the actual component being tested is inductive In L Q measurement if the main parameter is the actual component being tested is capacitive Theoretically R is positive in some cases R is which may be calibratio
12. n error please re calibrate the instrument 2 Auto LCR smart mode The default test mode is Auto LCR mode which could check the type of impedance smartly If 0 lt 11 the Auto R mode is selected The parameter on sub display is 0 A AkKTAKOM AMM 3320 If 0 gt 11 the Auto L mode is selected The parameter on sub display is Q If 0 lt 11 the Auto C mode is selected The parameter on sub display is D If the C lt 5pF the parameter on sub display is parallel resistance Rp Note In order to avoid damaging the instrument the capacitance requires discharge before measuring 3 Frequency setting Press FREQ key to select frequency value 100 120 1k 10k 100kHz The LCR impedance scale ranges are depended on the test frequency 4 Data hold Press this key to hold the measurement data and press it again to resume the measurement 5 Relative mode During relative measurement the meter remembers the current readings on primary display called initial value when pressing the REL key and REL symbol appears on LCD The secondary display will show the percentage of relative value REL The REL present value initial value initial value 100 Press REL key again to show the current readings on primary display and the REL symbol will be blinking The percentage range is from 99 9 99 9 When the present value is larger than double of initial value the OL indication will be shown on the secondary display Du
13. ring relative measurement analog bar is always indicating the present measurement value but not the relative value 14 AMM 3320 A AkKTAKOM 6 Open Short calibration 1 Press CAL key larger than 2 seconds to start the open short calibration procedure 2 In open calibration mode the secondary display will show Open There are two ways for open state input a When using square terminals the square terminals and Lcur Lror Hror Hcur terminals hang in the air shown in figure 4 b When using Lcur Lpor Hpor Hcur terminals insert the black and red testing lines with alligator clip into the Lcur Lpor terminal and Hcur Hpor terminal respectively shown in figure 5 Figure 4 Figure 5 3 Press CAL key and the 30 second countdown will be shown on LCD panels If the open calibration is finished the PASS or 15 A AkKTAKOM AMM 3320 FAIL symbol will show on the primary display Press CAL key again to save the calibration data and enter into the short calibration mode 4 In short calibration mode the secondary display will show Srt There are two ways for short state input a When using square terminals insert the short socket to the square terminals and make Lcur Lpor Hpor Hcur terminals hang in the air shown in figure 6 b When using Lcur Lpor Hpor Hcur terminals insert the black and red testing lines with alligator clip into the Leur Lpor terminal an
14. the measurement accuracy open short calibration should be carried out again after replacing the test fixtures Do not using the instrument under dusty vibration direct sunlight and corrosion gas AMM 3320 Introduction Features 19 999 1 999 counts dual LCD display Basic accuracy 0 3 with resolution of 0 01 Analog bar display Measurement frequency up to 100kHz Mini USB interface USB model only AutoLCR smart check and measurement Sorting function Relative measurement Data hold Back light full angle for LCD display 4 terminal measurement configuration Automatic power off Battery and external power supply Battery voltage indication Specification A AKTAKOM Primary Parameter DCR DC resistance Ls Cs series inductance capacitance Lp Cp parallel inductance capacitance Secondary 0 phase angle D dissipation factor ESR equivalent series resistance A AkKTAKOM AMM 3320 Q quality factor Rp equivalent parallel resistance Frequency 100 120 1K 10k 100kHz Display Dual display analog bar display 100 120 20mH 20kH L 1kHz 2000uH 2000H 10k 200uH 20H 100kHz 20uH 200mH 100 120 20nF 20mF c 1kHz 2000pF 2mF eee 10k 200pF 200uF 100kHz 200pF 20uF Tange 100 120 200Q 200MQ gt 1kHz 20Q 200MQ 10k 20Q 20MQ 100kHz 20Q 2MQ DCR 200 200M D Q 0 001 1999 0 0 00 180 0 Test level 0 6Vrms Range mode
15. w on primary display and the phase angle 0 will show on secondary display In Auto LCR mode the D Q ESR key SEL PAL key SORTING key and REL key are not available 4 Press FUNC key three times to select Auto R ACR mode The primary LCD display will show the resistance value The secondary parameter is omitted and the D Q ESR key is not available 5 Press FREQ key to select frequency value 100 120 1K 10k 100kHz 6 Press SER PAL key to select series or parallel mode 7 Press FUNC key four times to select DCR mode The primary LCD display will show the resistance value The secondary parameter is omitted and the D Q ESR key SEL PAL key and FREQ key are not available Note The phase angle 0 will show on secondary display only in Auto LCR mode During Auto R mode or DCR mode the secondary parameter is not available 22 AMM 3320 A AkKTAKOM INPUT GUARD gt Lx Caa GUARD Figure 12 Figure 13 To use Adapter Under external power adapter the automatic power off function is not available Connecting the power adapter 1 Connect the AC power cord to the AC DC converter 2 Plug the AC power cord into an electrical outlet 100V 240V 3 Plug the DC power plug of the converter into DC power socket of the meter 23 A AkKTAKOM AMM 3320 ey ri M
16. y e 180 r x Ae deg Note D dissipation factor Q quality factor ESR equivalent series resistance Rp equivalent series parallel resistance g phase angle A AKTAKOM SS AKLTAKOM Explanation on Front Panel Figure 1 The front panel is shown as figure 1 1 Mini USB interface Connect with PC easily for data transmission and management 2 LCD Used for displaying the measuring results and various symbols 3 key ed for putting on or off the operating power for the meter 4 FUNC key When FUNC key is pressed the main test mode could be selected sequentially Auto LCR mode gt Auto L mode gt Auto C mode Auto R gt DCR mode gt Auto LCR mode 5 CAL key Used to do OPEN SHORT calibration 6 SORTING key AMM 3320 mode Press this key to enter into sorting mode which could help the user to make a quick sort for a bunch of components 7 PCLINK key Press this key to communicate with PC AMM 3320 A AkKTAKOM 8 HOLD key Used to maintain the measurement data unchanging by pressing the key again it will resume the measurement 9 D Q ESR key In L C measurement mode press the key to select parameters of D Q 0 ESR 10 SETUP key When sorting mode is active press SETUP key to modify the reference value range and the tolerance settings sequentially 11 SER PAL key Used to select series and parallel mode 12 FREQ key Press FREQ key to select five different test frequencies in turn 100 120 1k 10k 10
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