5000 A - Kusam Electrical Industries Ltd.
Contents
1. 1 0 rdg 4dats CMRR gt 60dB DC to 60Hz Rs 1kQ Input Impedance 10MQ 16pF nominal 44pF nominal for 50mV amp 500mV ranges AC VOLTAGE Upto 20kHz Resolution 0 5 db Specified from 30 to 100 of range CMRR gt 60dB DC to 60Hz Rs 1kQ Input Impedance 10MQ 16pF nominal 44pF nominal for 5 0mV amp 500mV ranges DC VOLTAGE 0 12 rdg 2dgts 0 06 rdg 2dgts NMRR gt 60dB 50 60Hz CMRR gt 120dB DC 50 60Hz Rs 1kQ Input Impedance 10MQ 16pF nominal 44pF nominal for 50mV amp 500mV ranges AC CURRENT 50Hz 60Hz 0 6 rdg 3dgts 500 mA 10 mA Burden Voltage 0 15mV uA for 500uA 5000A 3 3mV mA for 50mA 500mA amp 45mV A for 5A 10A 10A continuous gt 10A to 15A for 30 seconds max with 5 minutes cool down interval AC CURRENT 40Hz 1kHz 0 8 rdg 4dgts Burden Voltage 0 15mV uA for 500uA 5000unA 3 3mV mA for 50mA 500mA amp 45mV A for 5A 10A 10A continuous gt 10A to 15A for 30 seconds max with 5 minutes cool down interval DC CURRENT CAPACITANCE 500 uA 100 nA nF 0 8 rdg 3dgts SOOLA nF 500mA 100 pA 02 rdg 4dgts 50 pF 0 01 uF 25 rdg 3dgts 500 uF 0 1 uF 3 5 rdg 5dgts 9999 uF uF 5 0 rdg 5dgts Accuracies with film capacitor or better In manual ranging mode measurements not specified below 45 0uF and 450uF for 500 0uF amp 9999uF ranges respectively Burden Voltage 0 15mV uA for 500uA 5000unA 3 3mV2. IV 600V AC amp DC A mAuA Category Ill amp Category IV 600V AC amp 300V DC Transient Protection 8kV 1 2 50us surge E M C Meets EN61326 1 2006 EN55022 EN61000 3 2 EN61000 3 3 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 EN61000 4 6 EN61000 4 8 EN61000 4 11 In an RF field of 3V m Capacitance function is not specified Other function range Total Accuracy Specified Accuracy 100 digits Performance above 3V m is not specified Overload Protections uA amp mA 1A 600V IR 10kA or better F fuse A 1O0A 600V IR 100kA or better F fuse V 1050Vrms 1450V peak mV 600VDC VAC rms Q amp Others 600VDC VAC rms Power Consumption 4 3 mA typical Dimension L 186mm X W 87mm X H 35 5mm L 198mm X W 97mm X H 55mm with holster Weight 340gm 430gm with holster Special Feature Data Hold Range Hold Backlighted display Audible amp visible input warning Accessories Test leads pair Holster Battery installed User s manual PC interface kit RS232 Optical adapter cable RS232 software CD Optional ELECTRICAL SPECIFICATION Accuracy is reading digits number of digits or otherwise specified at 23 C 5 C and less than 75 R H AC VOLTAGE 50Hz 60Hz a CMRR gt 60dB DC to 60Hz Rs 1kQ Input Impedance 10MQ 16pF nominal 44pF nominal for 5 0mV amp 500mV ranges AC VOLTAGE 40Hz 500Hz 0 8 rdg 3dats 500mv 100 uv 20 8 rdatsdats
3. mA for 50mA 500mA amp 45mV A for 5A 10A 10A continuous gt 10A to 15A for 30 seconds max with 5 minutes cool down interval RESISTANCE FREQUENCY 0 1 rdg 3dgis 10Hz 125 kHz OH 20K 0 1 rdg 2dats a 500 KQ 10Hz 1 kHz 1000 V 300 V 1 0 4 rde 3dats 1 5 rdg Sdats 300 mV oe 125 khz a 10 FS Open Circuit Voltage lt 1 3V DC lt 3V DC for 50Q amp 5009 ranges HO s rdgr6dats Accuracy 0 01 rdg 2 dgts DIODE TEST AUDIBLE CONTINUITY TESTER Test Current Audible threshold between 209 and 2000 2 000 V 1 0 rdg 1dgt Overload Protection 600V DC or AC rms RULES FOR SAFE OPERATION 1 Warning To avoid possible electric shock or personal injury and to avoid possible damage to the Meter or to the equipment under test adhere to the following rules Before using the Meter inspect the case Do not use the Meter if itis damaged or the case or part of the case is removed Look for cracks or missing plastic Pay attention to the insulation around the connectors Inspect the test leads for damaged insulation or exposed metal Check the test leads for Continuity Replace damaged test leads with identical electrical specifications before using the Meter Do not apply more than the rated voltage as marked on the Meter between the terminals or between any terminal and grounding The rotary switch should be placed in the right position and no any change over of range shall bemade wh
4. normal measurements To wake up the meter from APO press the SELECT button momentarily or turn the rotary switch to the OFF position and then turn back on again Always turn the rotary switch to the OFF position when the meter is notin use Disabling Auto Power Off Press the RANGE button while turning the meter on to disable the Auto Power Off APO feature 24 MAINTENANCE N Warning To avoid electrical shock disconnect the meter from any circuit remove the test leads from the input jacks and turn OFF the meter before opening the case Do not operate with open case Install only the same type of fuse or equivalent Cleaning and storage Periodically wipe the case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for periods of longer than 60 days remove the battery and store it separately Trouble Shooting If the instrument fails to operate check battery fuses leads etc and replace as necessary Double check operating procedure as described in this user s manual If the instrument voltage resistance input terminal has been subjected to high voltage transient caused by lighting or switching surge to the system by accident or abnormal conditions of operation the series fusible resistors will be blown off become high impedance like fuses to protect the user and the instrument Most measuring functions through this terminal will then be open circuit Refe
5. the display for later view Press the HOLD button momentarily to activate and E RS232 PC computer interface capabilities to exit the hold function The instrument equips with an optical isolated interface port at the meter back for data HOLD M communication PC interface kit RS232 optical adapter cable RS232C software floppies is required to connect the meter to the PC computer The RS232 Data Recording System software equips with a digital meter an analog meter a comparator meter and a Data Graphical recorder display Refer to the README file in the interface kit for further Details 22 Mannual or Auto ranging Press the RANGE button momentarily to select manual ranging and the meter will remain in the range it was in the LCD annunciators turns off Press the button momentarily again to step through the ranges Press and hold the button for 1 second or more to resume auto ranging Note Manual ranging feature is not available in Hz function Set Beeper Off Press the Hz button while turning the meter on to disable the Beeper feature Auto Power Off APO The Auto Power Off APO mode turns the meter off automatically to extend battery life after approximately 17 minutes of no activities Activites are speciafied as 1 Rotary switch or push button operations and 2 Significant measuring data readings of around 10 of range That is the meter will intelligently avoid entering the APO mode when it is under
6. IN THIS MANUAL A WARNING Identifies conditions and actions that could result in serious injury or even death to the user A CAUTION Identifies conditions and actions that could cause damage or malfunction in the instrument Unpacking Inspection Open the package case and take out the Multimeter Check the following items carefully to see any missing or damaged part 1 piece 2 Test Lead 3 Windows Software Optional 1 CD Optical Cable Optional 1 no In the event you find any Part missing or damaged please contact your dealer immediately Item 3 amp 4 are optional SPECIFICATIONS GENERAL SPECIFICATIONS Display 3 4 5 digits 5000 counts LCD display Update rate 52 Segments Bargraph 60 per second nominal Digital Data 5 per second nominal Low Battery Below approx 7V Operating Temperature 0 C to 35 C 0 80 R H 35 C to 50 C 0 70 R H Storage Temperature 20 C to 60 C 80 R H with battery removed Temperature Coefficient normal 0 15 x specified accuracy C 0 C 18 or 28 C 50 C or otherwise specified Power Supply Single standard Alkaline 9V battery APO Timing Idle for 17 minutes Safety Double insulation per IEC61010 1 2nd Ed EN61010 1 2nd Ed UL61010 1 2nd Ed amp CAN CSA C22 2 No 61010 1 0 92 to Category III 1000V AC amp DC amp Category IV 600V AC amp DC Terminals to COM measurement Category V Category Ill 1000V AC amp DC amp Category
7. TAKE MEASUREMENT CAREFULLY AND YOU LL SPARE YOUR METER AND YOURSELF SOME PAIN Nearly every electrical engineer has a hand held digital multimeter DMM We sometimes take them for DIGITAL granted until we damage them or burn them out if you MULTIMETER ie aa connect your ee a le or have ie on wrong setting you damage the meter an MODEL 5040 5040 T possibly hurt yourself You can also get into trouble if you try to measure the voltage across a charged capacitor DMM users frequently burn their meters by trying to measure current the same way as they measure voltage S Remember you measure voltage across a circuit and current through a circuit When you use the current input your DMM becomes a lower impedance circuit element If you accidentally connect this low impedance path across your circuit you ll effectively short circuit it You can therefore send high current through your meter and severely damage it Unless the meter has a fused input you can even get an explosion or fire Even if you correctly insert your DMM into the circuit you can still damage your meter Don t try to measure current in excess of your meter s capacity Handheld DMMs usually have a maximum current rating of 10A or 20A If you are measuring current in industrial environment you can easily exceed those ratings The best way to avoid damage is to use a clamp meter or to connect a clamp attachment to your DMM Optical RS232 AN To prevent exc
8. ax 022 24149659 Email kusam_meco vsnl net Website www kusamelectrical com www kusam me co co in 729
9. beep tone indicates a complete wire Using resistance and continuity function in a live circuit will produce false results and may damage the instrument In many cases the suspected component must be disconnected from the circuit to obtain an accurate reading 720 Auto leads resistance calibration When entering the 50Q range manually by RANGE button for high precision low resistance measure ment this feature will prompt you to short the inputs for calibration The display shows Shrt Simply short the leads for about 3 seconds until the display shows zero then the resistance in the leads and in the internal protection circuitry of the meter is Compensated automatically The compensation value can be as much as 5Q D uA mA and A Current function Default at DC Press SELECT button momentarily to select AC Note When measuring a 3 phase system Sepecial attention should be taken to the phase to phase voltage which is significantly higher than the phase to earth voltage 21 To avoid exceeding the voltage rating of the FUNCTIONAL BUTTONS protection fuse s accidentlly always consider the phase to phase voltage as the working voltage for Backlighted display Press the SELECT button for 1 second or more to turn on and off the display backlight function The mA uA backlight will also be turned off automatically after 30 second to extend battery life the protection fuse s Hold fil The Hold function freezes
10. ess current from flowing through your meter always disconnect the test leads from the circuit mA uA a QV under test whenever you change DMM functions Set d Mo your meter to the correct function say current and its HBC Fuse 1900V GAT highest range for the setting say 10A Next connect the HBC FUSED oe test leads before you apply power to the circuit To be 1 safe start by setting your meter to its highest range first TABLE OF CONTENTS TITLE Overview Unpacking Inspection SPECIFICATIONS International Electrical Symbols The Multimeter Structure Measurement Operation Functional Buttons Maintenance Replacing the Battery Test Certificate Warranty OVERVIEW LN WARNING To avoid electric shock or personal injury read the Safety Information and Rules for Safe Operation carefully before using the Meter Digital Multimeter Model 5040 5040 T hereafter referred to as the Meter is a 3 4 5 digits Multimeter with steady operations and highly reliable hand held measuring instrument having high degree of protection The Multimeter not only can measure AC DC Voltage AC DC Current Resistance Capacitance Frequency Diode Test but also has Data Hold Full Icon Display Backlight Display The above instrument comes with a windows software to record online data TERMS
11. ile measurement is conducted to prevent damage of the Meter When measurement is taken at an effective Voltage over 60V in DC or 30V rms in AC special care should be taken for there is danger of electric shock Do not measure any circuit that draws more than the current rating of the protection fuse Do not attempt a current measurement where the open circuit voltage is above the protection fuse voltage rating 10 Never attempt a voltage measurement with the test lead inserted into the uA mA or A input jack Replace the blown fuse with the proper rating as specified in the manual Use the proper terminals function and range for your measurements Do not use or store the Meter in an environment of high temperature humidity explosive inflammable and strong magnetic field The performance of the Meter may deteriorate after the meter is dampened When using the test leads keep your fingers behind the finger guards RULES FOR SAFE OPERATION 2 Disconnect circuit power and discharge all high voltage capacitors before testing resistance continuity diodes or current Replace the battery as soon as the battery Indicator appears With a low battery the Meter might produce false readings that can lead to electric shock and personal injury Turn the Meter power off when it is not in use amp take out the battery when not using for a long time Constantly check the battery as it may leak when it has not been
12. r to the warranty section for obtaining warranty and repairing service 25 Battery and Fuse replacement The meter uses a single standard 9V battery a 600V 1A IR 10kA fast acting F fuse FS 1 for uA mA current input and a 600V 10A IR 100kA fast acting F fuse FS 2 for A current input Loosen the screws form the case buttom Lift the end of the case bottom nearest the input jacks until it unsnaps from the case top Replace the battery and the blown fuse s Replace the case bottom and ensure that all the gaskets are properly seated and the two snaps on the case top near the LCD side are engaged Re fasten the screws MUMBAI TEST CERTIFICATE DIGITAL MULTIMETER This Test Certificate warrantees that the product has been inspected and tested in accordance with the published specifications The instrument has been calibrated by using equipment which has already been calibrated to standards traceable to national standards MODEL NO 5040 5040 T SERIAL NO aN ISO 9001 REGISTERED UEF WARRANTY Each KUSAM MECO product is warranted to be free from defects in material and workmanship under normal use amp service The warranty period is Two years 24 months and begins from the date of despatch of goods In case any defect occurs in functioning of the instrument under proper use within the warranty period the same will be rectified by us free of charges provided the to and fro freight charges a
13. re borne by you This warranty extends only to the original buyer or end user customer of a KUSAM MECO authorized dealer This warranty does not apply for damaged Ic s fuses burnt PCB s disposable batteries carrying case test leads or to any product which in KUSAM MECO s opinion has been misused altered neglected contaminated or damaged by accident o abnormal conditions of operation or handling KUSAM MECO authorized dealer shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of KUSAM MECO KUSAM MECO s warranty obligation is limited at option free of charge repair or replacement of a defective product which is returned to a KUSAM MECO authorized service center within the warranty period 728 THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE KUSAM MECO SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA ARISING FROM ANY CAUSE WHATSOEVER All transaction are subject to Mumbai Jurisdiction G 17 Bharat Industrial Estate T J Road Sewree W Mumbai 400 015 INDIA Sales Direct 022 24156638 Tel 022 24124540 24181649 F
14. rest instantaneous peak value to the True RMS value and is commonly used to define the dynamic range of a true RMS DMM A pure sinusodial waveform has a Crest Factor of 1 4 A badly distorted sinusoidal waveform normally has a much higher Crest Factor NMRR Normal Mode Rejection Ratio NMRR is the DMM s ability to reject unwanted AC noise effect which can cause inaccurate DC measurements NMRR is typically specified in terms of dB decibel DMM 5040 5040 T has a NMRR specification of gt 60dB at 50 and 60Hz which means a good ability to reject the effect of AC noise in DC measurements CMRR Common Mode Rejection Ratio Common mode voltage is voltage present on both the COM and VOLTAGE input terminals of a DMM with respect to ground CMRR is the DMM s ability to reject common mode voltage effect which can cause digit rattle or offset in voltage measurements DMM 5040 5040 T has a CMRR specifications of gt 60dB at DC 60Hz in ACV function and gt 120cB at DC 50 and 60Hz in DCV function If neither NURR nor CMRR specification is specified a DMM s performance will be uncertain MEASUREMENT OPERATION A DC Voltage AC Voltage Hz Frequency functions mV function defaults at DC Press SELECT button momentarily to select AC Press the Hz push button momentarily to activate and to exit Hz input sensitivity varies automatically with function range selected before activating the Hz function mV function has the highe
15. st 300mV amp the 1000V range has the lowest 300V It is recommended to first measure the signal voltage or current level then activate the Hz function in that voltage or current range to automatically set the most appropriate trigger level You can also press the RANGE button momentarily to select another trigger level manually If the Hz reading becomes unstable select lower sensitivity to avoid electrical noise If the reading shows zero select higher sensitivity 18 B 4 Capacitance gt Diode test function Default at 4k Press SELECT button momentarily to select gt Diode test function JAX Caution Discharge capacitors before making any measurement Large value capacitors should be discharged through an appropriate resistance load Reverse Bias Normal forward voltage drop forward biased for a good silicon diode is between 0 400V to 0 900V A reading higher than that indicates a leaky diode defective A zero reading indicates shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The display shows OL if the diode is good Any other readings indicate the diode is resistive or shorted defective 719 C Resistance Continuity functions Default at Press SELECT button momentarily to select e Continuity function which is convenient for checking wiring connections and operation of switches A continuous
16. surement like a traditional analog meter needle It is excellent in detecting faulty contacts identifying potentiometer clicks and indicating signal spikes during adjustments Average sensing RMS Calibrated RMS Root Mean Square is the term used to describe the effective or equivalent DC value of an AC signal Most digital multimeters use average sensing RMS calibrated technique to measure RMS values of AC signals The technique is to obtain the average value by rectifying and filtering the AC signal The average value is then scaled upward calibrated to read the RMS value of a sine wave In measuring pure sinusoidal waveform this technique is fast accurate and cost effective In measuring pure sinusoidal wave forms however significant errors can be introduced because of different scaling factors relating average to RMS values True RMS True RMS is a term which identifies a DMM that responds accurately to the effective RMS value regardless of the waveforms such as square sawtooth triangle pulse trains spikes as well as distorted waveforms with the presences of harmonics Harmonics may cause 1 Overheated transformers generators and motors to burn out faster than normal 2 Circuit breakers to trip prematurely 3 Fuses to blow 4 Neutrals to overheat due to the triplen harmonics present on the neutral 5 Bus bars and electrical panels to vibrate 16 Crest Factor Crest Factor is the ratio of the C
17. used for some time replace the battery as soon as leaking appears A leaking battery will damage the Meter Disconnect the test leads from the test points before changing functions Always set the instrument to the highest range and work down ward for an unknown value if you are using manual ranging mode Safety This manual contains information and warnings that must be followed for operating the instrument safely and maintaining the instrument in a safe operating condition If the instrument is used in a manner not specified by the manufacture the protection provided by the instruement may be impaired The meter protection rating against the users is Double insulation per IEC61010 1 2nd Ed EN61010 1 2nd Ed UL61010 1 2nd Ed amp CAN CSA C22 2 No 61010 1 0 92 to Category III 1000V AC amp DC amp Category IV 600V AC amp DC Terminals to COM measurement Category V Category Ill 1000V AC amp DC amp Category IV 600V AC amp DC Category Ill amp Category IV 600V AC amp 300V DC Per IEC1010 Overvoltage Installation Category OVERVOLTAGE CATEGORY Equipment of OVERVOLTAGE CATEGORY I is equipment for connection to circuits in which measures are taken to limit the transient over voltages to an appropriate low level Note Examples include protected electronic circuits 7 12 OVERVOLTAGE CATEGORY II Equipment of OVERVOLTAGE CATEGORY II is energy consuming equipment to be supplied from the fi
18. xed installation OVERVOLTAGE CATEGORY lll Equipment of OVERVOLTAGE CATEGORY III is equipment in fixed installations Note Examples include switches in the fixed installations and some equipment for industrial use with permanent connection to the fixed installation OVERVOLTAGE CATEGORY IV Equipment of OVERVOLTAGE CATEGORY IV is for use at the origin of the installation Note Examples include electricity meters and primary over current protection equipment Electromagnetic Compatibility EMC The instrument Meets EN61326 1 2006 EN55022 EN61000 3 2 EN61000 3 3 EN61000 4 2 EN61000 4 3 EN61000 4 4 EN61000 4 5 EN61000 4 6 EN61000 4 8 EN61000 4 11 International Electrical Symbols ee MULTIMETER STRUCTURE 5040 Jet Paty eat LS S Na 1 3 4 5 digits 5000 counts LCD display 2 Push buttons for special functions amp features 3 Selector to turn the Power On or Off and Select a function 4 Input Jack for 10A gt 10A to 15A for 30sec current function 5 Input Jack for all functions EXCEPT current uA mA A functions 6 Common Ground reference Input Jack for all functions 7 Input Jack for milli amp amp micro amp current Functions 8 Optical cable to connect DMM 5040 5040 T to PC 15 Analog bar graph The analog bar graph provides a visual indication of mea
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