MIC-4070D User Manual
Contents
1. inductor series Ls and resistance series Rs The offsets are not applicable for components that are tested Cs Lp or Rp To use this feature just simply add subtract the value from the measured value of a component For impedance measurements there are two different test modes parallel and series These distinct test modes obtain different results Refer to section 2 4 for conversions 2 3 1 Zero Adjustment and Capacitance Measurement 1 2 3 Set the power switch to the on position Set the mode switch to the LCR position Set the Function Range switch to the appropriate capacitance range for the capacitor under test If the capacitance value is unknown select the 200pF range NOTE If test leads will be used in the measurement have them plugged in the banana jacks but not connected 4 200pF 2nF 20nF 200nF amp 2uF Range Cp Zero Adjustment Cp Mode 4 Set the Capacitance meter to the selected Capacitance range 5 Using a small flat blade screwdriver slowly tum the 0 Adi control to calibrate the display for a zero reading Now the meter is calibrated for these four ranges 6 Set the meter to proper capacitance range and go to step seven to measure capacitance 20UF 200uF 2mF amp 20mF Cs Range Zero Adjustment Cs Mode 4 Set the capacitance meter to the 2uF Capacitance range 5 Using a small flat blade screwdriver slowly tum the 0 Adi control to calib2. B To zero adjust the 2M ohm and 20M ohm ranges set the range switch to the 200K ohm range and zero adjust 1 Tum unit on 2 Set the mode switch to the LCR position 3 Set the Function Range switch to the appropriate resistance range If the value of resistance is unknown select the 2 ohm range 4 Using a short piece of wire such as a paper clip temporarily connect the positive and negative measurement terminals together Alternatively if the clip leads will be used for the measurement plug them into the banana jacks and connect the clips together 5 Use a small flat blade screwdriver and slowly turn the O Adj control to calibrate the display for a zero reading Remove the calibration short 7 Insert the resistor leads into the component test sockets at the front of the meter If the leads are too short use the alligator clip leads provided with the instrument to connect to resistor 24 Measurement Parameter Conversions The parameter value for a component measured in a parallel 8 E G 1 E G 2 equivalent circuit and that value measured in a series equivalent circuit may be different from each other This means that the parallel measured capacitance inductance of any given capacitor inductor will not be equal to the series measured capacitance inductance unless the dissipation factor of the capacitor inductor equals zero The equations in the table below show the relationship between the p
3. FACTOR Accuracy Lx 200mH 200mH lt Lx lt 200H 1 999 1 1042 2 2042 Accuracy is of reading nbs of digits Lxis Ge readout in counts Accuracy is applied when L is from 20 to 100 of full scale range in parallel mode measurements Parallel Mode D pil ua A A ie Rp Series Mode D aa i 2afLs mc PS So ye NOTE ALL THE ACCURACY IS GUARANTEED AT TEMPERATURE OF 15 C TO 28 C RELATIVE HUMIDITY TO 80 AND HALF YEAR CALIBRATION CYCLE 33 __GENERIAL SPECIFICATIONS Power Single 9V 006P Battery Display 0 5 digital height 3 1 2 digits liquid crystal display with LOBAT and decimal annunciates Display will show LOBAT in the last 5 of Battery life Low Battery Warning 15 Current Consumption 17 3mA Temperature oc 40 Operating 20C 70 C Storage Dimensions 177x88x40mm Weight 400 gram Standard Accessories Test Clips red amp black 1 pair Operation Manual 1 piece Optional Accessories Measurement clip TL 06 for SMD type component FOUR USER MAINTENANCE 41 Battery Replacement When the instrument displays the LO BAT indication the battery must be replaced to maintain proper operation Please perform the following steps to change the battery 1 Remove the battery hatch by sliding it towards the bottom of the instrument 2 Unsnap the battery clip from the old battery Snap the clip in place on a new battery P
4. damage to the unit could result from battery leakage Therefore it is important to replace a discharged battery promptly Please dispose of the used battery in a proper manner Additionally if the instrument will not be used for an extended period always remove the battery from the unit and store it separately 4 Do not use solvents or aromatic hydrocarbons to clean the instrument or the plastic case may be damaged If cleaning is necessary use only a mild solution of warm water and soap 5 Capacitors are manufactured to operate under certain conditions Since the meter may test a capacitor under different conditions than of the manufacturer the values 3 6 might not be identical This is not due to meter error just the method of test Therefore if this is the case check the capacitor s dissipation factor lt 0 1 and whether the test was conducted in series or parallel mode ref Section 3 6 Use the equations to convert between the modes At this point one should obtain a value to that stated on the capacitor To ascertain if the meter is accurate please use a standard capacitor that states test conditions 2 3 MIC4070D Zero Adjustments and Impedance Measurements IMPORTANT INFORMATION 1 As an added feature the MIC4070D has offsets The offsets allow for measurements when the LCD is not at zero The offsets are applicable to components that are measured in the following modes capacitor parallel Cp
5. not designed for use with a AC to DC adaptor only Current Consumption 10mA average see manual page14 17 3mA maxima Type of Equipment Hand held LCR Meter EC Declaration of Conformity Electro Magnetic Compatibility Low Voltage Directive CISPR22 1993 and EN 55022 1994 Class B TEC 1000 4 2 1995 and prEN 50082 1 1994 4KV CD 8KC AD TEC 1000 4 3 1995 and prEN 50082 1 1994 3V m TEC 1000 4 4 1995 and IEC 801 4 1988 1KV 5 50ns 5KHz AC power port TEC 1000 4 5 1995 and prEN 50082 1 1994 Surge 1KV AC power port EN 60555 2 1987 Harmonics Class A EN 60555 3 1987 Voltage Fluctuations Test Report Number 500 8410 10 EMI 500 8409 27 EMS EN 61010 1 EN 61010 2 031 Test Report Number 97407 1 LVD Wan Shun Liao Shen Keng Hsiang Taipei Hsien 222 Taiwan R O C Just enough use with 9V 006P Battery please cancel item 3 1 on Page9 of operation manual
6. ECIFICATIONS Electrical Specifications See tables 2 NOTE 1 The test leads should be as short as possible to minimize the measurement error 2 For best accuracy zero adjustment should be performed appropriately before testing Table 2 CAPACITANCE 2nf 1pf 20nf Parallel Mode 200nf 1 2 1KHz 0 5Vrms auf 20 1 20 Series Mode 2 10 120Hz 10mArms Li I is of reading number of digits When D lt 0 1 DISIPATION FACTOR Range Accuracy dei 200pf 2nf lt Cx lt 2pf 2uf lt Cx lt 2mf 1 999 N S N S Accuracy is of reading Tumba a digits Cxis a readout in counts Accuracy is applied when C is from 20 to 100 of full scale range in series mode measurements Parallel Mode De J T 2afCpRp Rp Series Mode De 2afCsRs NE RESISTANCE Series Mode OImAams ome tese mE 0 1mArms N 10u Ams ee ipams a ke Parallel Mode 20MQ 1KHz 0 5Vrms Accuracy is of vv of digits and is applied from 10 to 100 of full scale range in parallel mode measurements In series mode measurements the compliance voltage voltage drop on the device under test should be less than 0 2 Vrms INDUCTANCE 0 1uH Series 1 2 10H Mode 1mArms 1KHz 200mH 1004H 0 1mArms 1KHz m Parallel Mode Accuracy is of reading number of digits When D 0 1 The accuracy is applied from 10 to 100 of full scale range in parallel mode measurements DISSIPATION
7. Model MIC 4070D DIGITAL LCR METER OPERATION MANUAL e Inductance Measure ment 0 1 wH to 200H e Capacitance Measure ment 0 1pF to 20000 uF e Resistance Measure ment 1mQto 20M O e Dissipation Factor Mesaurement TABLE OF CONTENTS ONE TWO THREE FOUR INTRODUCTION 1 1 Inspection 1 2 Included Items 1 3 Unit Descriptions OPTERATION AND MEASUREMENT 2 1 Warning 2 2 Cautions 2 3 875B Zero Adjustment and Impedance Measurement 2 3 1 Zero Adjustment and Capacitance Measurement 2 3 2 Zero Adjustment and Inductance Measurement 2 3 3 Resistance Measurement 2 4 Measurement Parameter Conversions SPECIFICATIONS 3 1 Power Source 3 2 Instrument Specifications 3 3 General Specifications USEER MAINTENANCE 4 1 Battery Replacement 4 2 In Case of Difficulties FIVE SERVICE INFORMATION ONE INTRODUCTION Congratulations You have just purchased some of the most advanced hand held digital LCR meter available This meter is sure to provide years of reliable service The MIC4070D is designed to measure the parameters of an impedance element with high accuracy and speed Measurements of inductance capacitance resistance equivalent series resistance and dissipation factor are provided for over a broad band of ranges In addition you ll find that it is ideal for testing SMD type components Plus the instrument offers advanced features such as the ability to perform precision measurements of very low r
8. arallel and the series measured parameters of any given components Dissipation Factor Equations See table 1 With a measurement frequency of 1K Hz a parallel mode capacitance of 1000pF with a dissipation factor of 0 5 is equal to a series mode capacitance of 1250pF Cs 1 DxD xCp Cs 1 0 5 x 0 5 x 1000pF Cs 1250pF With a measurement frequency of 1K Hz a series inductance of 1000uH with a dissipation factor of 0 5 has a series resistance of 3 14 ohms Rs 2 x 3 14 x f x Ls x D Rs 2 x 3 14 x 1K x 1m x 0 5 Rs 3 14 However at any given measurement frequency the dissipation factor of a component is the same for both parallel equivalent and series equivalent circuits Additionally the reciprocal of the dissipation factor 1 D is equivalent to the quality factor Q 9 THREE SPECIFICATIONS 3 1 Power Source Battery Type 006P 9V battery Power Consumption s 155mW 10 Section 2 4 Measurement Parameter Conversions Table 1 Dissipation Factor Equations Circuit Mode Dissipation Factor Conversion to other modes Rn co E Cs 1 D Cp Rs Rp 2fCpRp Q i D NAN pp Cs mode D 2nfCsRs I 1 D SAS Cp Cs Rp Rs oe 14D p Ad Lp mode L 2 1 2 p D dl ES Ls 3 Lp Rs 2 3 Rp p Q 1 D 1 D Rp Ls mode Rs 1 2 SAL pee 2 1 D Ls Rs ari o Lp 1 D Ls Rp DI Rs AIN ENANA 11 32 INSTRUMENT SP
9. cates the value of capacitance connected to the test inputs Selects either LCR or Dissipation Factor measurement mode Selects the function and range for the desired measurement The negative common test connector for all measurements The positive high test connector for all measurements The negative low banana jack for measurements requiring the use of test leads The positive high banana jack for measurements requiring the use of test leads Access for the battery Used to hold the instrument at an angle on a level surface or when reversed to hang it from a projection Control used to zero the display Turns power to the instrument on and off TWO OPERATION AND MEASUREMENT 2 1 Warning 22 Electricity can cause severe injuries or even death sometimes even with relatively low voltages or currents Therefore it is vitally important that any electronic instruments such as these meters be totally understood before use Please do not use this instrument or any other piece of electrical or electronic test equipment without first thoroughly familiarizing yourself with its correct operation and use 4 Cautions 1 To obtain accurate impedance values perform zero adjustment before measurements 2 Attempted measurement of charged capacitors will overload the instrument 3 If a dead or partially discharged battery is left in the instrument for an extended period
10. epeat steps 4 7 2H 20H 200H range Lp Zero Adjustment amp Measurements 1 Set the power switch to on position 2 Set the mode switch to the LCR position NOTE These three ranges Lp mode must be zero calibrated at 200mH range 3 Set the Function Range switch to the 200mH range 4 Using a short piece of wire such as a paper clip temporarily connect the positive and negative measurement terminals together Alternatively if the clip leads will be used for the measurement plug them into the banana jacks and connect the clip together 5 Use a small flat blade screwdriver and slowly tum the 0 Adj control to calibrate the display for a zero reading Remove the calibration short 6 Insert the inductor leads into the component test sockets at the front of the meter If the leads are too short use the alligator clip leads provided with the instrument to connect to the inductor 7 Read the inductance value in the display If 1 a one with the following 3 digits blanked is shown move the range switch to the next higher range until the over range indication is gone from the display and a value is obtained 8 To measure the Dissipation Factor of the inductor set the mode switch to the D position and read the dissipation factor value in the display 2 3 3 Resistance Measurements NOTE A The2 20 200 2K 20K 200K ohm ranges of resistance needs to be zero adjusted separately
11. esistances with the 2 ohm and 200hm ranges and ideal for high inductances with the 20H and 200H ranges along with the unique drop proof construction combine to make the unit the most versatile handheld LCR meter available today With proper care and use these meters can provide years of reliable operation Therefore it is very important to completely familiarize yourself with the instrument before attempted use Please read this manual carefully paying particular attention to the safety section 1 1 Inspection When you unpack your new Meter from its original packaging carefully check each item for damage that may have occurred in shipment If anything is damaged or missing take the entire instrument including the box and packing materials back to the distributor from whom it was purchased where they will either replace the missing or damaged item or the entire instrument 1 2 Included Items Meter Test Leads 1 pair Battery SMD type component test probes TL 06 optional 1 3 Unit Description Please use the drawings of the MIC4070D in conjunction with the following descriptions of the controls and connections to help familiarize you with the unit 1 Liquid Crystal Display 2 LCR D Mode Switch 3 Function Range Switch 4 Common Terminal Slot 5 Positive Terminal Slot 6 Common Terminal Jack 7 Positive Terminal Jack 8 Battery Compartment 9 Tilt Stand 10 Zero Adjust 11 Power Switch Indi
12. lease dispose of used batteries in a proper manner 3 Place the new battery in the battery compartment 4 Replace the battery hatch by reversing the procedure used to remove it 4 2 InCase of Difficulties These meters are designed to be accurate reliable and easy to use However it is possible that you may experience difficulties during operation If there appears to be any kind of problem during use of the instrument please perform the following steps to help determine the source 1 Reread the operating instructions It is very easy to inadvertently make mistakes in operating procedure 2 Inspect and check the continuity of the test leads The instrument will not function properly with broken test leads 16 NOTE 3 Remove and test the battery The instrument will not function properly with a discharged battery If the proceeding three steps fail to resolve the problem please refer to the Service Information section or contact your nearest distributor ATTEMPTED REPAIR MODIFICATIONS OR TAMPERING BY UNAUTHORIZED PERSONNELWILL VOID THE WARRANTTY The equipment herewith complies with the requirementsents of the EMC Directive 89 336 EEC and the LVD 73 23 EEC and 93 68 EEC Declares that this equipment conforms to the following product specifications EMC LVD Manufacture s Name MOTECH INDUSTRIES INC Manufacture s Address 6F NO 59 Tsao Dih Woei Modification The MIC 4070D is
13. n the measured value and Rs is measured by 20 range NOTE To avoid possible damage to the instrument discharge all capacitors before attempting to measure the value or dissipation factor 2 3 2 Zero Adjustment and Inductance Measurements 200pH 2mH 20mH 200mH range Ls Zero Adjustment amp Measurements 1 Set the power switch to the on position 2 Set the mode switch to the LCR position 3 Set the Function Range switch to the appropriate range for the inductor under test If the inductance value is unknown select the 200UH range NOTE Each range must have zero adjustment performed 4 Using a short piece of wire such as a paper clip temporarily connect the positive and negative measurement terminals together Alternatively if the clip leads will be used for the measurement plug them into the banana jacks and connect the clips together 5 Use a small flat blade screwdriver and slowly tum the 0 Adj control to calibrate the display for a zero reading Remove the calibration short 6 Insert the inductor leads into the component test sockets at the front of the meter If the leads are too short use the alligator clip leads provided with the instrument to connect to the inductor 7 Read the inductance value in the display If 1 a one with the following 3 digits blanked is shown move the range switch to the next higher range until the over range indication is gone from the display R
14. rate the display for a zero reading Now the meter is calibrated for these four ranges 6 Set the meter to proper capacitance range and go to step seven to measure capacitance Capacitance amp Dissipation Factor Measurements 7 Discharge the capacitor to be measured 8 Insert the capacitor leads into the component test sockets at the front of the meter If the capacitor leads are too short use the alligator clip leads provided with the instrument to connect to the capacitor Be sure to observe the proper polarity if the capacitor is a polarized type 9 Read the capacitance value in the display If 1 a one with the following 3 digits blanked is shown which indicates an over range reading move the range switch to the next higher capacitance If necessary perform zero adjustment before measurement 10 To measure the Dissipation Factor of the capacitor set the mode switch to the D position and read the dissipation factor value in the display 11 ESR Fur capacitors Equivalent Series Resistance is typically much larger than the actual ohmic series resistance of the wire leads and foils that are physically in series with the heart of a capacitor because ESR includes also the effect of dielectric loss SR is related to D by the formula ESR Rs D wCs where w represents omega 2 pi times frequency In 20mf range the dissipation factor can be obtained by the formulary D WCsRs where Cs i
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