User`s Manual - BiddleMegger.com
Contents
1. L Relative Press the REL key to enter the relative mode and store the display reading as a reference value t will then display all subsequent readings relative to the reference value Press REL button again to exit the relative mode Notes 1 The relative mode can not be activated if the display value is either OL or 0000 2 Relative mode is only available in manual ranging however activation while in auto ranging will automatically set the meter to manual ranging and cause calibration prompts to be displayed in the relevant ranges 3 The relative mode cannot be activated if the meter is set at auto ranging with data hold activated Tolerance There are 196 5 and 10 tolerance range To enter this tolerance mode insert the appropriate component as a standard value into the socket or connect the component to the test probes then press the TOL pushbutton to set this value as the standard reference tolerance Similarly any value which appears on the LCD display such as DH or MAX MIN AVG can be used as a standard value to sort components Press this button again to cycle through 1 5 and 10 tolerance as required This function is designed for convenient component sorting An audible tone of Be Be Be will sound whenever the component under test exceeds the setting tolerance Conversely a single tone of Be indicates the component is within the setting tolerance 12 Notes 1 The tolerance m2. This instrument is manufactured in the United Kingdom The company reserves the right to change the specification or design without prior notice Megger is a registered trademark Part No LCR131 UG VO1 www megger com
3. Model A only 15 kHz Frequency indicator 16 MAX AVG MIN Recording mode indicators 17 TOL Tolerance mode indicator 18 1 5 10 Tolerance sorting percent indicator 19 GUT Auto power off indicator DS 5 20 HE Low battery indicator 21 PAL Parallel mode indicator 22 SER Series mode indicator 23 Resistance Ohm indicator 24 inductance Henry indicator 25 PWF Capacitance Farad indicator 26 8232 RS232 indicator Special Indication Characters 21 L Indicates short connectors ME Indicates open connectors L Indicates calibration mode Indicates damaged or open fuse How To Operate When measuring within a circuit the circuit must be de energized before connecting the test leads Instruments used in dusty or dirty environment should be wiped and cleaned regularly Do not expose instrument to direct sunlight or other heat sources for long periods Ensure the instrument is disconnected from any circuit and powered OFF before removing battery cover Note For achieving optimum precision for all L C and R measurements throughout all ranges the instrument should be internally calibrated before each use Inductance Measurement Press the POWER button to turn on the meter Press L C R button to select inductance measurement Insert an inductor into component receptacle socket or connect the test clip to the component leads
4. and precautions should be read and well understood before the instrument is used Use this device only as specified in this manual otherwise the protection provided by the meter may be impaired When measuring in circuit components first de energize the circuits before connecting to the test leads Discharge capacitors before testing The power for the meter is supplied with a single standard 9V battery It is also possible to use external power using a 12V DC adaptor conforming to IEC 60950 Introduction This 19 999 count L C R hand held meter is a special microprocessor controlled meter for measuring functions of inductance capacitance and resistance Extremely simple to operate the instrument not only takes absolute parallel mode measurements but is also capable of series mode measurement The meter provides direct and accurate measurements of inductors capacitors and resistors with different testing frequencies It is possible to select between auto and manual ranging Front panel pushbuttons maximize the convenience of function and feature selection such as data hold maximum minimum and average record mode relative mode tolerance sorting mode frequency and L C R selection The test data can be transferred to PC through an optional full isolated optical RS232C interface and CP 09 software A tilt stand provides position flexibility for viewing and operating the meter The rubber over molded case both protects the
5. meter in harsh environments and improves grip in the hand While single 9V battery operation is standard for the meter a standard DC 12V power adaptor can also be used as an optional power input Front Panel Illustration 1 LCD display 2 Power ON OFF button 3 RS232 selector 4 Dissipation factor and Quality factor selection button 5 Test frequency selection button 6 Inductance Capacitance and Resistance function selection button Parallel and series mode selection button 7 Tolerance mode selection button 8 Data hold Maximum Minimum and Average reading selection button 9 Range selection button 10 Relative mode and Calibration selection button 11 DC 12V adaptor input 12 Input sockets and Terminals SEE LODD LULA om nh ON Figure 1 Front panel for LCR131 LCD Display Illustration 3 4 hs iM 16 AUTO MAX AVG MIN i esse COO it 21000 E mH 24 OOOO Figure 2 LCD Display 1 AUTO Auto ranging indicator 2 LCR L C or R function indicator 3 MAX Maximum reading indicator 4 AVG Average reading indicator 5 REL Relative mode indicator 6 MIN Minimum reading indicator 7 DH Data hold indicator 9 Q Quality factor indicator 10 D Dissipation factor indicator HHH Secondary display 12 Beeper tone indicator for tolerance mode 13 Tolerance percentage indicator 14 deg Phase Angle degree indicator
6. the reciprocal of DF 2 This specification is based on measurements performed at the test socket 3 DUT amp Test leads shall be properly shielded to GUARD if necessary 4 Lx counts of displayed L value e g if L 88 88H then Lx 8888 20 MAINTENANCE WARNING To avoid electrical shock do not perform any servicing unless you are qualified to do so SERVICE If the instrument fails to operate check battery and test leads and replace as necessary If the instrument still doesn t work confirm operating procedure as described in this User Guide Use specified replacement parts only The meter must be completely turned off while replacing either fuse or battery Battery Replacement The meter is powered using a single 9V battery NEDA1604 JIS006P IECGF22 carbon zinc or alkaline battery Replace battery if the low battery sign 3 is displayed and flashing Use the following procedure to replace the battery 1 Loosen screws with suitable screwdriver and remove battery cover as Figure 9 2 Replace the used battery with a new battery of the correct type Figure 9 Battery Replacement 21 Fuse Replacement The meter can self detect if its input protective fuse is either ruptured or damaged In this case the LCD will display the symbol FUSE and an audible beep will sound continuously warning the user to replace the damaged fuse While replacing the fuse the power must be completely s
7. Megger 131 Component tester User Manual MeterCenter 800 230 6008 Parameters Measured Measuring Circuit Mode Displays Measuring Terminals Test Frequency Accuracy 0 1 Auto Power Off Operation Temperature Storage Temperature Low Battery Indication Protective Fuse Standard Accessories Optional Accessories Dimensions L W H Weight rer LCR131 L C R D Q Inductance L Defaults to series mode Capacitance Resistance C R Defaults to parallel mode L C R Maximum display 19999 D Q Maximum display 999 Auto Range Auto amp Manual 3 terminals with sockets 120Hz 120 Hz 1KHz 21010 Hz Excluded 1 5 10 0 6Vrms approx 1 time second nominal Approx 1 second DUT device under test manual range 5 minutes approx without operation emperature Coefficient 0 15 x Specified Accuracy C 0 18 C or 28 40C OC to 40 C 0 70 R H 20 C to 50 C 0 80 R H Approx 6 8V 0 1A 250V Fuse input protective Test alligator clips pair DC 9V Battery User manual Carrying case RS232 package SMD Tweezers DC Adaptor EA112 AC120V EA55 AC220V 184 87 41 mm 330 grams LCR131 COMPONENT TESTER USER MANUAL LCR131 COMPONENT TESTER Table of Contents PAGE Safety 1 Introduction 3 Front Panel Illustration 4 LCD Display Illustration 5 How to Operate 7 Operating Instructions 11 Data Hold 11 Static Recor
8. To enter this mode press the HOLD pushbutton press again to release Static Recording Press the REC pushbutton for more than one second to enter the static recording mode The maximum and minimum readings are then stored in memory while a beeping tone is produced when a new tested value has been recorded Push the same button to cycle through the current maximum minimum and average readings The MAX MIN or AVG indicators on LCD will turn on to indicate which value is shown To exit this mode press and hold the pushbutton for more than one second Notes 1 Static recording captures only stable values and updates the memory it will not record any OL overload value for any of the L C R functions In addition the meter will not record values below 50 counts in Capacitance measurement 2 Static recording is only available in manual ranging however activation while in auto ranging will automatically set meter to manual ranging and cause calibration prompts to be displayed in the relevant ranges Dissipation Factor Quality Factor The D Q value can be displayed alternately by pressing the D Q button when the meter is set to Inductance or Capacitance mode It does not apply to resistance measurement Test Frequency Default testing frequency is 1KHz Push FREQ key to select the desired test frequency O L C R Function Selector Press L C R pushbutton to select the desired L C or R function
9. as required Press FREQ button to select testing frequency Press D Q button to select Q factor for secondary display Read the display readings for inductance value and quality factor WON HR Ee Figure 3 Inductance Measurement Capacitance Measurement 1 Press POWER button to turn on the meter 2 3 Insert a capacitor into the component receptacle socket or Press L C R button to select capacitance measurement connect the test clip to the component leads as required 4 Press FREQ button to select testing frequency 5 6 Read the display readings for capacitance value and Press D Q button to select D factor for secondary display dissipation factor Z Warning To avoid electrical hazards discharge all capacitors before measuring sup gt gg 19999 ll ee no en EE Figure 4 Capacitance Measurement Resistance Measurement Press POWER button to turn on the meter Press L C R button to select Resistance measurement Insert a resistor into the component receptacle socket or connect the test clip to the component leads as required 4 Press FREQ button to select testing frequency 5 Read the display readings for resistance value ON pl 1719999 Figure 5 Resistance Measurement 10 Operating Instructions O Data Hold This data hold function allows the operator to freeze the display
10. available to all ranges Simply press and hold CAL button for more than one second to enter the calibration mode and calibration prompts will be displayed Follow the prompts for open connector or short connector connection and press the CAL button After calibration is completed the meter will be restored to normal display and ready for normal usage L REL l1 L LIT VI HL 1 sr FP SER Li LL LIIL Figure 7 Open Short Calibration 714 ERR 4 The function calibrates the meter s internal parameters as well as external connector influences for greater accuracy It is highly recommended to calibrate extremely high or low ranges for L C and R before making precision measurements Calibration prompts will be displayed automatically every time those ranges are selected manually or by function e g REL TOL REC etc and calibration is recommended Simply follow the open connector or short connector instruction and then press the CAL button You may skip the calibration by pressing the D Q button Notes 1 Changing measurement frequencies is handled in the same way as selecting a different hardware range and so automatic calibration prompts will be displayed in the recommended ranges 2 Be sure to use the same testing position after short calibration 14 Auto Power Off Disable Auto Power Off When the meter has not been used for five m
11. ding 11 Dissipation Factor Quality Factor 11 Test Frequency 12 O L C R function selector 12 O Relative 12 Tolerance 12 O Auto manual ranging 13 Automatic Fuse Detection 13 O Parallel Series Mode 13 Calibration 14 Auto Power Off Disable Auto Power Off 15 Low Battery Indication 15 O Communication 15 General Specification 17 Electrical Specification 18 Maintenance 21 Safety Read SAFETY INFORMATION before using this meter NOTE This meter is a hand held battery operated instrument for testing inductance capacitance and resistance If this device is damaged or has any parts missing contact the retailer immediately This manual contains information and warnings which must be followed to ensure safe operation as well as to ensure the meter remains in a safe condition Some common international electrical symbols used in this manual are shown in the table below n 75 DC Direct Current See Explanation In The Manual Table 1 1 International Electrical Symbols Before using the meter read the following safety information carefully In this manual WARNING is reserved for conditions and actions that pose hazard s to the user CAUTION is reserved for conditions and actions that may damage your meter SAFETY INFORMATION To ensure that you use this device safely follow the safety guidelines listed below This meter is for indoor use altitude up to 2 000 m The warnings
12. hut off 1 Loosen screws with suitable screwdriver and remove battery cover as Figure 9 2 Loosen screws with suitable screwdriver and remove bottom cover as Figure 10 3 Replace the damaged fuse with an equivalent of the correct specification Figure 10 Fuse Replacement 22 Cleaning the Meter WARNING To avoid electrical shock or damage to the meter never allow water to access the inside of the case Before cleaning this meter make sure the power is switched to OFF and remove external DC adaptor To clean the meter wipe the dirt away with gauze or soft cloth soaked with diluted neutral detergent Do not saturate and prevent detergent from penetrating inside case so causing damage After cleaning make sure the instrument is dried completely before use Specified Accessories Description User Manual 5x20mm 0 1A 250VAC slow blow fuse CP 09 PC Download Software 23 Megger Limited Archcliffe Road Dover Kent CT17 9EN England Megger 4271 Bronze Way Dallas TX 75237 1017 U S A Megger PO Box 9007 Valley Forge PA 19484 9007 U S A Megger SARL Z A Du Buisson de la Couldre 23 rue Eug ne Henaff 78190 TRAPPES France Megger T 44 0 1304 502100 F 44 0 1304 207342 1 800 723 2861 U S A only 1 214 330 3203 International 1 214 337 3038 mad T 1 610 676 8500 F 1 610 676 8610 T 33 1 30 16 08 90 F 33 1 34 61 23 77
13. inutes after the last operation a long beep tone will sound The meter will then automatically enter a sleep mode and there will be no display on the LCD To reactivate the meter simply press any pushbutton When the meter is to be used for long period the auto power off can be disabled by pressing and holding L C R button while turning meter ON Release the button then press any button The OFF symbol will disappear to confirm that the auto power off has been disabled When using a 12V DC alternate power source auto power off is disabled automatically Note It is recommended that the meter should always be switched off when not in use Low Battery Indication When the 7 symbol flashes on the display the battery voltage is below normal working voltage and is weakening Replace battery with a new one to maintain accuracy of the meter Communication The meter is provided with communication capability by using the optional CP 09 RS232 package with full optical isolated cable and software Refer to the following procedures to set up communication between your meter and personal computer 1 Fix one side of cable to the meter with the text side facing up Connect the 9 pin terminal of cable to RS232 communication port 1 or 2 of personal computer See the Figure 8 2 Press RS232 button to enable interface Symbol 189232 is enabled on the display 3 Operate the software to record data for your applicat
14. ion 4 Ensure the side catches on the cable connector are disengaged prior to removing the cable 15 Text side facing up N FON 7x N O Q 2 Y RENE 4 C J Figure 8 Cable Connection Of Communication General Specification Parameters Measured LCR131 LICIRIDIO Measuring Circuit Mode Inductance L Defaults to series mode Capacitance Resistance C R Defaults to parallel mode Displays L C R Maximum display 19999 D Q Maximum display 999 Auto Range Ranging Mode Auto amp Manual Measuring Terminals 3 terminals with sockets Test Frequency Accuracy 10 1 120Hz 120 Hz 1KHz 1010 Hz Tolerance mode 1 5 10 Test Signal Level 0 6Vrms approx Measuring Rate 1 time second nominal Response time Approx 1 second DUT device under test manual range Auto Power Off 5 minutes approx without operation Temperature Coefficient 0 15 x Specified Accuracy C 0 18 C or 28 40C Operation Temperature OC to 40C 0 70 R H Storage Temperature 20C to 50 0 80 Low Battery Indication Approx 6 8V Power Consumption Approx 40mA for operation 0 08mA after Auto Power off Power Requirements 1 DC 9V Battery 2 Ext DC Adaptor DC 12Vmin 15Vmax Load 50mA Min Protective Fuse 0 1A 250V Fuse input protective Standard Accessories Test alligator clip
15. ode can not be activated if the display is either OL or 0000 nor can it be activated where capacitance value is below 10 counts 2 Tolerance mode is only available in manual ranging however activation while in auto ranging will automatically set the meter to manual ranging and cause calibration prompts to be displayed in the relevant ranges 3 The tolerance mode can t be activated if the meter is set at auto ranging with data hold mode activated O Auto Manual Range The auto ranging mode is default status when the meter is powered on For specific measurement applications press AUTO button to set manual ranging To return to the auto ranging mode press and hold the AUTO button for more than one second O Automatic Fuse Detection When the meter detects that the protective fuse has ruptured the FUSE character will appear and an internal beep will sound continuously In this situation none of the function keys can be operated and all other meter functions will be inhibited Fuse replacement is required 7 AUTO kHz GEE UIL Figure 6 Fuse Detection O Parallel Series Mode The meter is capable of displaying Parallel and Series mode data for all ranges The parallel mode is default for Capacitance and Resistance measurements and the series mode is default for Inductance measurement Press L C R button for more than 1 second to toggle SER and PAL mode 13 O Calibration Calibration is
16. quency 1 KHz Maximum BEEN oo 1mF 1 999mF 5 3 0 5 10 100 Cx 5 After short 0 lt 0 1 0 lt 0 1 cal 200 u F 199 99 u F 1 0 5 2 0 100 Cx 5 After short DF lt 0 1 DF lt 0 1 cal 20 uF 19 999 u F 0 7 3 0 7 100 Cx 5 DF lt 0 5 DF lt 0 5 2000nF 1999 9nF 0 7 3 0 7 100 Cx 5 DF 0 5 DF 0 5 200nF 199 99nF 0 7 3 0 7 100 Cx 5 DF 0 5 DF 0 5 20nF 19 999nF 0 7 5 0 7 100 Cx 5 After open DF 0 5 DF 0 5 cal 2000pF 1999 9pF 1 0 5 2 0 100 Cx 5 After open DF 0 1 0 lt 0 1 cal Notes 1 Q Value is the reciprocal of DF 2 This specification is based on measurements performed at the test socket 3 DUT amp Test leads should be properly shielded to GUARD if necessary 4 Cx Counts of displayed value e g if C 88 88 u F then Cx 8888 5 This reading can be extended to 1999 MAX display with accuracy not specified 6 This reading can be extended to 19999 MAX display with accuracy not specified inductance Series mode Test Frequency 120Hz Maximum Accuracy DF 0 5 Range Display Inductance DF Note 1 096 Lx 2 100 Lx 5 After open 110000 5 cal 200H 199 99H 0 7 Lx 1 2 100 Lx 5 10000 5 10000 5 10000 5 200mH 199 99mH 1 0 Lx 3 100 Lx 5 After short 10000 5 cal 10000 5 cal Test Frequency 1 KHz Maximum 10000 5 cal 10000 5 10000 5 10000 5 10000 5 cal Lx 10000 5 cal Notes 1 Q Value is
17. s pair DC 9V Battery User manual Optional Accessories Carrying case RS232 package SMD Tweezers DC Adaptor EA112 AC120V EA55 AC220V Dimensions L W H 184 87 41 mm Weight 330 grams 17 Electrical Specification Accuracy is expressed as of reading no of least significant digits at 23 5 lt 75 Resistance parallel mode Test Frequency 120Hz 1KHz Maximum Display 8120 Hz G1KHz Specified Note 9 999MO 2 099833 2 0 8 3 After open cal 2000KQ 1999 9KQ 0 5 5 0 5 5 After open cal 200KQ 199 99KO 0 5 3 05 3 20 19999ka 05943 05 3 20000 199990 05993 05 m3 Notes 1 This specification is based on measurements performed at the test socket 2 DUT Device Under Test amp Test leads should be properly shielded to GUARD if necessary 3 This specification is based on battery operation Capacitance parallel mode Test Frequency 120 Hz Range Maximum Spec Note Display 10mF 19 99mF 5 3 0 5 10 100 Cx 5 After short 0 lt 0 1 0 lt 0 1 cal 1000uF 1999 9 u F 6 1 0965 2 100 Cx 5 After short DF lt 0 1 DF lt 0 1 cal 200 u F 199 99 u F 0 7 3 0 7 100 Cx 5 DF lt 0 5 DF lt 0 5 0 20uF 19 999 u F 9 3 0 7 100 Cx 5 0 lt 0 5 DF lt 0 5 2000nF 1999 9nF 0 7 3 0 7 100 Cx 5 DF lt 0 5 DF lt 0 5 DF lt 0 5 DF lt 0 5 cal 0 lt 0 1 DF lt 0 1 cal Test Fre
Download Pdf Manuals
Related Search