Passive Component LCR Meter
Contents
1. The SET mode can only be activated if no other function is active Entering the SET mode 1 2 3 Open Power ON and press the SET key The display will clear SEt will appear in the small display and a flashing TOL and flashing indicators will 4 Y appear in the display The 5 keys that are now active are Power SET REL Hi Lo and TOL and Short Calibration The Open and Short function removes stray parallel and series fixture impedances from the measured value This feature improves accuracy for very high or low impedances Note Remove any leads from the meter during this procedure Leaving them connected will add impedance to the circuit causing the calibration to fail indicated by OUT UAL appearing on the display 1 2 Press the SET key 2 times and the display will indicate CAL OPEn Remove any devices or test leads and press ENTER PAL SER After several seconds the calibration will complete and display CAL SHrt Short circuit the test fixture and press ENTER PAL SER After several seconds the calibration will complete and the meter will return to normal operation Press the SET to bypass either the open or short calibration 6 380193 EU EN V2 3 5 11 Setting Absolute Hi Lo Limits The Hi Lo limits set allows the user to enter an upper and lower limit value into memory for comparison to the measured value 1 2 3 4 5 6 Press the SET key and then the Hi Lo L2. 100 Lx 5d 1999 9mH 0 7 rdg Lx 10000 5d 1 2 49 100 Lx 5d Inductance 1kHz 1999 9H Not specified 7 Notspecfied 19 999H 0 7 rdg Lx 10000 bd 1 2 49 100 Lx 5d 1999 9mH 1 0 7 0 Lx 10000 bd s 129erdg 100 Lx 59 199 99mH 0 7 40 Lx 10000 5d s 129erdg 100 Lx 59 Note Where Lx or Cx is the the C or L reading in the display without range indication i e For a reading of 18 888 use 18888 as the factor 9 380193 EU EN V2 3 5 11 Resistance m se mso posma BG o 199 990 0 8 rdg 5d after short cal 0 020 to 19 9990 1 2 rdg 8d after short cal Note For resistance readings above 1 series and parallel impedances may affect readings especially at 1KHz This effect is often noticed on decade resistance boxes where the AC measured value can vary from the DC calibrated value Use fixed value low inductance resistors film or equivalent for high resistance calibration or certification Note In the 200 range effective readings must be over 20 counts Test Frequency accuracy 122 88 2 4Hz and 1kHz 4Hz Display Dual 4 digit backlit LCD Overload indication OL Low battery indication Measurement rate One time per second Auto power off After 10 minutes of inactivity Operating environment 0 C to 50 C 32 F to 122 F 80 RH Storage environment
3. 20 C to 60 C 14 F to 140 F lt 80 RH battery removed Power 9V battery or optional external 12V 15V 50mA approx Fuse 0 1A 250V fast blow Dimensions 19 2x9 1x5 25cm 7 56x3 6x2 1 Weight 365g 12 90z Copyright 2011 Extech Instruments Corporation a FLIR company All rights reserved including the right of reproduction in whole or in part in any form www extech com 10 380193 EU EN V2 3 5 11
4. inductor or capacitor as a series loss or a parallel loss Generally high impedances are measured in the parallel mode and low impedances are measured in the series mode Range Selection The meter turns on in the autoranging mode with AUTO indicated in the display Press the RANGE key and the AUTO indicator will disappear Each press of the RANGE key will now step through and hold the available ranges for the parameter selected To exit the manual range mode press and hold the RANGE key for 2 seconds 4 380193 EU EN V2 3 5 11 Inductance Capacitance Resistance Selection The L C R key selects the primary parameter measurement function Each press of the key will select either inductance L capacitance C or resistance R along with the proper units of H henries F farads or Q ohms in the main large display Quality Dissipation Resistance Selection The Q D R key selects the secondary parameter measurement function Each press of the key will select either the quality Q or dissipation D indicators or resistance Q units in the small secondary display Hold and Backlight Selection The HOLD 3 gt 2sec key selects the Hold feature and also enables the display backlight Press the key and the indicator will appear the display and the last reading will freeze in the display Press the key again and the reading will begin to update again Press and Hold the key for 2 seconds and the display backlight will turn
5. min max recording the recording is halted until the HOLD key is pressed again Relative Mode The relative mode displays the difference between the measured value and the value of a stored reference 1 Press the REL key to enter the Relative mode 2 The value in the display when the REL key is pressed will become the stored reference value and the display will indicate zero or a value close to zero since the measured value and the reference value are the same at this point 3 All subsequent measurements will be displayed as a value relative to the stored value 4 The reference value may also be a value that was stored into memory using the SET Relative procedure see the Setting a Relative Reference paragraph 5 Touse the SET relative value press the SET key while in the Relative mode 6 To exit the Relative mode press and hold the REL key for 2 seconds 5 380193 EU EN V2 3 5 11 Hi Lo Limits Mode The Hi Lo limits mode compares the measured value to the stored high and low limit values and gives an audible and visible indication if the measured value is outside the limits See the setting Hi Lo limits paragraph below to store the limits in memory 1 2 3 4 Press the Hi Lo LIMITS key to enter the mode The display will briefly show the stored upper limit with the 4 indicator and then the stored lower limit with the W indicator before displaying the measured value The meter will sound an audible tone and bl
6. on To extinguish the backlight press and hold the key again for 2 seconds or wait 1 minute for it to automatically disable Minimum Maximum and Average Selection The MAX MIN key selects the recording function Press the key and the ar indicator will appear in the display and the meter will begin recording the minimum maximum and average measured values When this mode is entered the auto power off and the function keys are disabled Max Min operation 1 Setall the function parameters for the test 2 Press the MAX MIN key The R indicator will appear and a beep will sound after approximately six seconds Two beeps will sound every time the max or min is updated 3 Press the MAX MIN key The MAX indicator and the maximum recorded value will appear in the display 4 Press the MAX MIN key The MIN indicator and the minimum recorded value will appear in the display 5 Press the MAX MIN key The MAX MIN indicator and the difference between the maximum minimum value will appear in the display 6 Press the MAX MIN key The indicator and the average of the recorded values will appear in the display 7 Press and hold the MAX MIN key for 2 seconds to exit the mode Notes The average value is a true average and averages up to 3000 values If the 3000 limit is exceeded the AVG indicator will flash and no further averaging will take place The max and min values will continue to update If the HOLD key is pressed during
7. IMITS key The upper limit 4 amp indicator will flash and the previously stored upper limit will appear with the first digit flashing Set the value of the flashing digit by pressing the appropriate numeric key The adjustment selection will then proceed through each digit from left to right Press the 0 key after the last digit is set to change the value of the sign to negative or positive Press the ENTER key to store the value and continue on to the lower limit adjustment The lower limit 47 indicator will flash and the previously stored lower limit will appear Adjust the limits as described for the upper limit and press the ENTER key when complete Setting Tolerance Limits The tolerance set allows the user to enter an upper and lower percentage limit into memory for comparison of the measured value to a reference value 1 2 5 Press the SET key and then the TOL key The TOL indicator will flash and the previously stored reference will appear with the first digit flashing To adjust the reference set the value of the flashing digit by pressing the appropriate numeric key The adjustment selection will then proceed through each digit from left to right Press the ENTER key to store the value and continue on to the 96 upper limit adjustment The upper limit 4 indicator will flash and the previously stored upper limit will appear Adjust the limit as described for the reference value and press th
8. User s Guide EXTECH INSTRUMENTS A FLIR COMPANY Passive Component LCR Meter Model 380193 EXTECH icrmeter 380193 INSTRUMENTS APO AUTO PAL D 4 5c c Lii dL LI l F ENTER 0 L C R Q D R 1 2 3 4 5 6 7 8 9 A DO NOT APPLY VOLTAGE TO TERMINALS DISCHARGE CAPACITOR BEFORE TESTING INTRODUCTION Congratulations on your purchase of Extech s Model 380193 LCR meter This meter will accurately measure capacitors inductors and resistors using the test frequencies of 120Hz and 1 kHz The dual display will simultaneously display the associated quality factor dissipation or resistance value using a series or parallel equivalent circuit The included RS 232c PC interface feature with Data Acquisition permits the user to capture readings to a PC for data storage viewing printing and exporting to spreadsheet for graphing and other data manipulation tasks This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service International Safety Symbols Caution Refer to the explanation in this Manual Caution Risk of electric shock ib gt gt Earth Ground Safety Precautions Make sure any covers or battery doors are properly closed and secured Always remove the test leads before replacing the battery or fuses 3 Inspect the condition of the test leads and the meter itself for any damage before operating the met
9. e ENTER key when complete The lower limit W indicator will flash and the previously stored lower limit will appear Adjust the lower limit and press ENTER when complete Setting a Relative Reference The relative set allows the user to store a relative reference value into memory for later use in the REL mode 1 2 Press the SET key and then the REL key The A indicator will flash and the previously stored reference will appear with the first digit flashing To adjust the reference set the value of the flashing digit by pressing the appropriate numeric key The adjustment selection will then proceed through each digit from left to right Press the 0 key after the last digit is set to change the value of the sign to negative or positive Press the ENTER key to store the reference value 7 380193 EU EN V2 3 5 11 PC INTERFACE The Model 380193 LCR Meter includes a PC interface feature for use with the supplied Windows software The interface allows the user to View measurement data in real time on the PC Save Print and Export measurement data Set standard and high low limits for data analysis Generate calibration reports in spreadsheet format Plot SPC statistical process control analyses Database compatibility supports ODBC for use with SQL server Access and other database utilities Instructions for use of the PC interface are included on the supplied Program Disk and are bey
10. er Repair or replace any damage before use gt To reduce the risk of fire or electric shock do not expose this product to rain or moisture Do not exceed the maximum rated input limits 6 Always discharge capacitors and remove power from the device under test before performing Inductance Capacitance or Resistance 7T Remove the battery from the meter if the meter is to be stored for long periods 2 380193 EU EN V2 3 5 11 METER DESCRIPTION 1 Q D R display 0 2 L C R display ux ass 3 4 Testfixture 5 Input jacks 6 External power input 3 7 Protective holster 8 Battery compartment rear 5 Display Symbols and Annunciators APO Auto Power Off 1KHz 1kHz test frequency R Recording mode active 120Hz 120Hz test frequency MAX Maximum reading M Mega 109 MIN Minimum reading K kilo 105 AVG Average reading p pico 1072 AUTO AutoRanging active n nano 10 H Data hold active u micro 10 SET SET mode m milli 10 TOL Tolerance mode H Henry inductance units PAL Parallel equivalent circuit F Farad capacitance units SER Series equivalent circuit Q Ohms resistance units D Dissipation factor a Upper limit Q Quality factor Lower limit R Resistance Relative mode L Inductance Low battery C Capacitance Tolerance percentage 380193 EU EN V2 3 5 11 OPERATING INSTRUCTIONS CAUTION Measuring a DUT device under test in a live circuit will produce false readi
11. ink the upper or lower limit indicator if the measured value is outside the limits The meter will ignore an OL overload reading Press the Hi Lo LIMITS key to exit the mode Tolerance Mode The Tolerance Limits mode compares the measured value to a high and low limit based on a stored reference value and gives an audible and visible indication if the measured value is outside the limits Any 96 limit can be entered in the SET Limit mode see paragraph below or standard 196 5 1096 and 20 symmetrical limits can be selected directly in the Tolerance mode 1 2 3 4 5 Press the TOL key to enter the mode The display will briefly show the stored reference value in the main display and the small display will indicate the difference between the measured value and the reference value See the SET Limit paragraph to change the reference value Press the TOL key to step through and select the 1 5 10 or 20 settings The selected will briefly appear in the small display Previously stored user defined 96 limits are accessed by pressing the SET key The meter will sound an audible tone and blink the upper or lower limit indicator if the measured value is outside the limits Press and hold the TOL key for 2 seconds to exit the mode Set Limits and Open Short Calibration Selection The SET key is used to 1 Set Hi Lo limits 2 Set limits 3 Set Tolerance reference value and 4 Perform the Open Short calibration
12. ngs and may damage the meter Always remove power and isolate the component from the circuit to obtain an accurate reading CAUTION Do not apply voltage to the input terminals Discharge capacitors before testing Note Measurement considerations for resistance 0 5 ohms 1 Use positive contact alligator clips 2 Perform a SHORT calibration zero to remove stray impedances 3 Clean the DUT leads contacts of oxidation or film to minimize contact resistance Power 1 Press the power key to turn the meter on or off 2 Auto Power OFF APO If the keypad is inactive for 10 minutes the meter will automatically shut down If this occurs press the key to r sume operation 3 Auto Power Off disable To disable the auto power off feature from the off position press and hold the power on key OFF appears in the display Auto Power Off will also be disabled if the MIN MAX record mode is used or if the meter is powered by an external power supply Frequency Selection Press the FREQ key to select either 120Hz or 1kHz as the test frequency The frequency selected appears in the display Generally 120Hz will be used for large electrolytic capacitors and 1kHz used for most other tests Parallel Series Selection Press the PAL SER key to select either a parallel PAL or series SER equivalent circuit The selected mode will appears as SER or PAL in the display This mode defines the R loss of an
13. ond the scope of this operation manual For complete details and instructions refer to the HELP file on the supplied Program Disk You as the end user are legally bound EU Battery ordinance to return all used batteries disposal in the household garbage is prohibited You can hand over your used batteries accumulators at collection points in your community or wherever batteries accumulators are sold Disposal Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle 8 380193 EU EN V2 3 5 11 SPECIFICATIONS Capacitance 120Hz 5 0 rdg 5d 10 rdg 100 Cx 5d DF lt 0 1 DF lt 0 1 1 0 rdg 5d 2 rdg 100 Cx 5d DF lt 0 1 DF lt 0 1 0 7 rdg 3d 0 7 rdg 100 Cx 5d p DF 0 5 DF lt 0 1 0 7 rdg 3d 0 7 rdg 100 Cx 5d E DF 0 5 DF lt 0 1 0 7 rdg 3d 0 7 rdg 100 Cx 5d DF 0 5 DF lt 0 1 DF lt 0 5 DF lt 0 5 DF lt 0 1 DF lt 0 1 Capacitance 1kHz DF lt 0 1 DF lt 0 1 DF lt 0 5 DF lt 0 5 0 7 rdg 3d 0 7 rdg 100 Cx 5d Pt DF lt 0 5 DF lt 0 1 DF lt 0 5 DF lt 0 1 0 7 rdg 5d 0 7 rdg 100 Cx 5d BENE DF 0 5 DF lt 0 1 DF lt 0 1 DF lt 0 1 DF lt 0 1 DF lt 0 1 Inductance 120Hz 10000 Notspecified 7 Notspecfied 19999 0 7 rdg Lx 10000 5d 1 2 9 100 Lx 59 19 999H 1 s 0 7 erdg Lx 10000 bd 1 2 49
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