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LCR131

Dual display meter

User Manual

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Summary of Contents for LCR131

Page 1: ...M LCR131 Dual display meter User Manual...

Page 2: ...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 S...

Page 3: ...i LCR131 COMPONENT TESTER USER MANUAL...

Page 4: ...ic Recording 11 Dissipation Factor Quality Factor 11 Test Frequency 12 L C R function selector 12 Relative 12 Tolerance 12 Auto manual ranging 13 Automatic Fuse Detection 13 Parallel Series Mode 13 Ca...

Page 5: ...lowed 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 DC Direct Curren...

Page 6: ...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...

Page 7: ...to 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...

Page 8: ...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...

Page 9: ...ing indicator 7 DH Data hold indicator 9 Q Quality factor indicator 10 D Dissipation factor indicator 11 Secondary display 12 Beeper tone indicator for tolerance mode 13 Tolerance percentage indicator...

Page 10: ...es mode indicator 23 Mk Resistance Ohm indicator 24 Inductance Henry indicator 25 Capacitance Farad indicator 26 RS232 indicator Special Indication Characters Indicates short connectors Indicates open...

Page 11: ...ould 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 rem...

Page 12: ...t 3 Insert an inductor into component receptacle socket or connect the test clip to the component leads as required 4 Press FREQ button to select testing frequency 5 Press D Q button to select Q facto...

Page 13: ...eptacle socket or connect the test clip to the component leads as required 4 Press FREQ button to select testing frequency 5 Press D Q button to select D factor for secondary display 6 Read the displa...

Page 14: ...tton to select Resistance measurement 3 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 frequen...

Page 15: ...cate 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...

Page 16: ...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 1 5 and 10 tolerance range To e...

Page 17: ...surement 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 Automatic Fuse Detection When the meter detects...

Page 18: ...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 tim...

Page 19: ...s be switched off when not in use Low Battery Indication When the symbol flashes on the display the battery voltage is below normal working voltage and is weakening Replace battery with a new one to m...

Page 20: ...16 Figure 8 Cable Connection Of Communication Text side facing up...

Page 21: ...econd DUT device under test manual range Auto Power Off 5 minutes approx without operation Temperature Coefficient 0 15 x Specified Accuracy 0 18 or 28 40 Operation Temperature 0 to 40 0 70 R H Storag...

Page 22: ...based on measurements performed at the test socket 2 DUT Device Under Test Test leads should be properly shielded to GUARD if necessary 3 This specification is based on battery operation Capacitance...

Page 23: ...5 DF 0 5 20nF 19 999nF 0 7 5 DF 0 5 0 7 100 Cx 5 DF 0 5 After open cal 2000pF 1999 9pF 1 0 5 DF 0 1 2 0 100 Cx 5 DF 0 1 After open cal Notes 1 Q Value is the reciprocal of DF 2 This specification is...

Page 24: ...cy 1 KHz Accuracy DF 0 5 Range Maximum Display Inductance DF Spec Note 100H 99 99H 1 0 Lx 10000 5 2 0 100 Lx 5 After open cal 20H 19 999H 0 7 Lx 10000 5 1 2 100 Lx 5 2000mH 1999 9mH 0 7 Lx 10000 5 1 2...

Page 25: ...d 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 IEC6F22 carb...

Page 26: ...nd continuously warning the user to replace the damaged fuse While replacing the fuse the power must be completely shut off 1 Loosen screws with suitable screwdriver and remove battery cover as Figure...

Page 27: ...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...

Page 28: ...Megger PO Box 9007 Valley Forge PA 19484 9007 T 1 610 676 8500 U S A F 1 610 676 8610 Megger SARL Z A Du Buisson de la Couldre 23 rue Eug ne Henaff 78190 TRAPPES France T 33 1 30 16 08 90 F 33 1 34 61...

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