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1. Accuracy Overload Range Resolution 50 60 Hz Wide 40 1KHz Protection 400V 0 1V 1 5 2dgts 2 0 4dgts JAC 800V Resistance V and Continuity open voltage 0 4V Range Resolution Accuracy Beeping OL Protection 40 400V 0 1V 1 0 2dgts lt 38 0 V AC 600V Indoor Use Conductor Size 30mm max approx Battery Type two 1 5V SUM 3 Display 3 LCD with 40 seg bargraph Range Selection manual Overload Indication left most digit blinks Power Consumption 10 mA approx Low battery Indication B_ Sampling Time 2 times sec display 13 20 times sec bargraph Operating Temperature 10 C to 50 C Operating Humidity less than 85 relative Storage Temperature 20 C to 60 C Storage Humidity less tban 75 relative Altitude up to 2000M Dimensions 210 x 62 0 x 35 6mm approx Weight 200gms including battery approx Accessories Carrying bag x 1 Instruction manual x 1 1 5V battery installed x 2 Pair of test leads x 1 14 5 Battery Replacement When the low battery symbol is displayed on the LCD replace the old batteries with two new batteries 5 1 Turn the power off and remove the test leads from the clamp meter 5 2 Remove the screw of the battery compartment 5 3 Lift and remove the battery compartment 5 4 Remove the old batteries 5 5 Insert two new 1 5V SUM 3 batteries 5 6 Replace the battery
2. 7 Zero Relative Button Once this button is pressed the current reading shall be set to zero and be used as a zero reference value for all other subsequent measurement This fucntion will be disabled when MAX MIN function is enabled 8 LCD This is a 3 digit Liquid Crystal Display with maximum indication of 3999 Function symbols units bargraph sign decimal points low battery symbols max min symbols and zero symbol are included 9 Low Battery Symbol When this symbol appears it means the battery voltage drops below the minimum required voltage Refer to Section V for 2 Transformer Trigger battery replacement This is used to open the jaw 10 Zero Relative Symbol 3 Function Selector Switch When this symbol appears it means a reference value has This is used to sclect the function user desired such as ACV been subtracted from the actual reading The reading shown ACA Ohm and Continuity is a offseted value Press and hold the zero button for 2 4 Frequency Selection Switch seconds to disable this function At 50 60Hz position only the low frequency signal is measured 11 Data Hold Symbol At Wide position signal from 40 1KHz is measured Once the hold button is pressed this synibol appears on LCD 5 Data Hold Button 12 Bargraph Once this button is pushed reading shall be held on the LCD Bargraph has forty segments It displays segments proportional Press again to release it to the actual reading Each segment repre
3. AC LEAKAGE CURRENT TESTER MODEL 4671 USER MANUAL EN 61010 2 032 CE CAT II 600V CAT Ill 300V Pollution Degree 2 Definition of Symbols UN Caution Refer to Accompanying Documents A Caution Risk of Electric Shock o Double Insulation Over voltage Category CAT Equipment for connection to circuits in which measures are taken to limit the transient over voltages to an appropriate low level Over voltage Category II CAT Il Energy consuming equipment to be supplied from the fixed installation Over voltage Category III CAT Ill Equipment in fixed installations WARNING If the clamp meter is used in a manner Not specified by the manufacturer the protection provided by the clamp meter may be impaired TABLE OF CONTENTS 14 We QUWINGS x css 2actasesasthauceasssasczscssashaansdaadetidensdedactainsasthasegesacessiais 4 2 Panel D SCHPLION wesc sac cseecescesucussendaevosveesenecsaccevaneseseauncvieceens 5 3 Operation Instructions ccii inci aniinienecie 8 3 1 AC Leakage Current Measurement e eceeeeeeees 8 3 1 1 Leakage Current Flowing into Ground Conductor 8 3 1 2 Out of Balance Leakage Current 3 1 3 Using the 50 60 and Wide Selector c eee 10 3 2 AC Load Current Measurement n 10 3 3 AC Voltage Measurement cece cece 11 3 4 Resistance and Continuity Measurement s s s 11 3 5 Relative Reading Measurements
4. ccseeeeee 12 3 6 Holding the LCD Reading s srrsiisisrerciaviisiisisiriiss 12 3 7 Finding the MAX MIN Value ou eee 12 3 8 Auto Power Off eeeceeceeseeeeeeeeeeeneeeeeeeeeeteaeeeeeaneeeeeens 12 4 Specifications 5 Battery Replacement iritirati snina 15 6 Maintenance amp Cleaning cceeeeceeeeeeteereeeeeeeeneeeeeeeeees 15 3 1 Features 1 Accurate AC digital clamp meter for leakage current measurement 10mA high resolution on 40mA range 3 Shield transformer jaws to minimize the effect of external stray magnetic field Large jaw with 30 mm diameter 5 Five Ranges 40mA 400mA 4A 40A 60A for all application 6 A filter circuit is designed to eliminate the effect of high frequency noise and harmonics for AC current measurement 7 Large 3 3 4 digits LCD 8 Fast bargraph display 20 times sec for transient observation 9 Continuity and frequency measurements 10 Max Min Data Hold functions and Relative Measurement 11 600V overload protection for ohm measurement 12 Easy single rotary switch for any function selection 4671 28 09 2012 2 Panel Description OO 00000 Transformer Jaw This is used to pick up current signal To measure DC AC current conductor must be enclosed by the jaw the third push clamp meter return to normal measurement mode The Zero Relative function will be disabled if Max Min function is enabled
5. compartrnent and secure the screw 6 Maintenance amp Cleaning Servicing not covered in this manual should only be performed by qualified personnel Repairs should only be performed by qualified personnel Periodically wipe the case with a damp cloth and detergent do not use abrasives or solvents 15 MECO Certificate of Calibration We hereby certify that this product has been calibrated and found to be in accordance with the applicable SPECIFICATIONS and STANDARDS Accuracies of the standard equipment used in this calibration are traceable to the National Standards MECO METERS PVT LTD Plot No EL 60 MIDC Electronic Zone TTC Industrial Area Mahape Navi Mumbai 400710 INDIA Tel 0091 22 27673311 16 27673300 Board Fax 0091 22 27673310 27673330 E mail sales mecoinst com Web www mecoinst com SR NO CHECKED BY DATE MODEL NO 16 4671 28 09 2012
6. and fully enclose all two wires single phase two wires three wires three phases three wires or four wires three phases four wires Make sure the two half jaws are properly closed c Read the measured value from the LCD display 3 1 3 Using the 50 60 and Wide Selector 50 60 Position This clamp meter has very good frequency response due to the electric property of the transformer jaws used There fore the measurement result contains not only the fundamental frequency of 50 60Hz but also the high frequencies and harmonics superimposed on the fundamental frequency To eliminate the effect of high frequency noise a low pass filter is designed to filter out high frequency signal To enable the fiiter set the switch at the 50 60 position The filters cut off frequency is set at 100Hz with an attenuation characteristic of approx 24dB octave Wide Position If the circuit under test is originated from a high frequency generating device such as invertcr switching regulators etc then the switch should be set at wide position to measure the signal which contains the frequency from 40Hz 1KHz To make sure thc presence of high frequency signal set the switch at 50 60 and wide position to see the difference If the reading is very different it is certain that the high frequency signals or harmonics present 3 2 AC Load Current Measurement CURRENT 10 a Set the rotary swit h at desired range b Press th
7. bol shall be displayed on LCD All the subsequent measurement shall be displayed as a relative value with respecl to the value being zeroed Press the zero button for 2 seconds to return to normal mode 3 6 Holding the LCD Reading Press the HOLD button then the reading shall be hold and kept on LCD 3 7 Finding the MAX MIN Value Press the MAX MIN button to enable the maximum and minimum values to be recorded and updated during measurement Push the button once the maximum value shall be displayed and updated Push again second push the minimum value shall be displayed Push again third push MAX MIN function shall be disabled and return to the normal measurement mode 3 8 Auto Power Off The meter will turn itself off 30 minutes after power on To turn it on again user can either press the HOLD bulton or turn the power off and turn it on again To disable the Auto Power Off function hold the HOLD button while turning on power 12 4671 28 09 2012 4 Specifications 23 C 5 C AC Current Accuracy Range Resolution 50 60 Hz Wide 40 1KHz 40mA 10mA 1 0 3dgts 2 0 5dgts 400mA 100pmA 1 0 3dgts 2 0 5dgts 4A 1mA 1 0 3dgts 2 0 5dgts 40A 10mA 1 0 3dgts 2 0 5dgts 60A 0 50A 100mA 1 5 3dgts 3 0 5dgts 60A 50 60A 100mA 3 0 5dgts 3 5 5dgts Though the metcr can display up to 400A it is not calibrated beyond 60A AC Voltage Input Impedance 10MV
8. e trigger to open the jaw and fully enclose only one wire No air gap is allowed between the two half jaws c Read the measured value from the LCD display 3 3 AC Voltage Measurements ry ma LEAKAGE CORRENT TESTER wa CO OD am annm a ADe ray con f saa yf Seftor ieaanc Dip ed fe a WARNING Maximum input for DC V is 600 and for AC V is 600 Do not attempt to take any voltage measurement that exceeds the limits Exceeding the limits could cause electrical shock and damage to the clamp meter a Set the rotary switch at 400V b Insert the test leads into the input jack c Connect the test prods of the test leads in PARALLEL to the circuit to be measured d Read the measured value from the LCD dispiay WARNING Before taking any in circuit resistance mcasurement remove power from the circuit being tested and discharge all the capacitars 3 4 Resistance and Continuity Measurement 3 4 1 Set the rotary switch at V 3 4 2 Insert the test leads into the input jack 3 4 3 Connect the test prods of the test leads to the two ends 11 of the resistor or circuit to be measured 3 4 4 Read he measured value from the LCD dispiay 3 4 5 If the resistance is lower than 40V a beeping sound shall be heard 3 5 Relative Reading Measurements The zero button also can be used to make a relative measurement Once the button is pushcd the current reading is set to zero and a zero sym
9. sent one count 6 Max Min Hold Button 13 Max Min Hold Symbol This button is used to enable the maximum or minimum value Once the max min button is pressed either MAX or MIN shall to be displayed and updated during measurement Press once be displayed on LCD minimum value shall be displayed and updated Press again 14 Continuity Symbol maximum value shall be displayed and updatcd Press again If ohm and continuity function is selected this symbol shall 5 appears on LCD 6 15 Units Symbols 3 Operation Instructions Once a function is selected corresponding unit V V A or Hz 3 1 AC Leakage Current Measurement shall be displayed on LCD 16 VV Input Terminal This terminal is used as input for voltage or ohm continuity measurements 17 COM Terminal This terminal is used as common reference input 18 Hand Strap Put your hand through the hole of hand strap to avoid accidental drop of the clamp meter WARNING Make sure that all the test leads are disconnected from the meter s terminals for current measurement 3 1 1 Leakage Current Flowing into Ground Conductor a Set the rotary switch at desired range b Press the trigger to open the jaw and fully enclose the wire goes to the ground Make sure the two half jaws are properly closed 7 c Read the measured value from the LCD display 8 4671 28 09 2012 3 1 2 Out of Balance Leakage Current a Set the rotary switch at desired range b Press the trigger to open the jaw

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