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G 17, Bharat Industrial Estate, T. J. Road, Sewree (W), 

Mumbai - 400 015. INDIA. 

Sales Direct :

 (022) 24156638, 27754546

Tel. :

 (022) 24124540, 24181649, 27750662, 27750292

Email :

 sales@kusam-meco.co.in 

Website : 

www.kusamelectrical.com 

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LIST OF PRODUCTS

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 Digital Multimeter                    

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 Digital AC & AC/DC Clampmeter

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 AC Clamp Adaptor                  

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 AC/DC Current Adaptor

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 Thermo Anemometer               

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 Thermo Hygrometer

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 Distance Meter                        

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 Digital Lux Meter

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 Network Cable Tester              

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 Power Factor Regulator

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 Earth Resistance Tester           

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 Digital Panel Meters

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 DC Power Supplies                 

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 High Voltage Detector

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 Calibrators                               

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 Gas Analysers

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 Frequency Counter                  

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 Function Generator

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 Phasing Sticks                         

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 Battery Tester

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 Waterproof Pen Testers           

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 Solar Power Meter

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 EMF Detector

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 Wood, Paper & Grain Moisture Meter

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 Transistorised Electronic Analog & Digital Insulation   

    Resistance Testers(upto 10 KV)

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 Digital Sound Level Meter & Sound Level Calibrator

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 Digital contact & Non-contact Type Tachometer

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 Digital Non-contact (infrared) Thermometer

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 Maximum Demand Controller/Digital Power Meter

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 Digital Hand Held Temperature Indicators

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AN ISO 9001:2015 COMPANY

MODEL - KM 5040-T

OPERATION MANUAL

AC TRUE RMS 

DIGITAL MULTIMETER WITH 

RS-232 COMPUTER INTERFACE

23/06/2020

Summary of Contents for KM 5040-T

Page 1: ...l Meters DC Power Supplies High Voltage Detector Calibrators Gas Analysers Frequency Counter Function Generator Phasing Sticks Battery Tester Waterproof Pen Testers Solar Power Meter EMF Detector Wood...

Page 2: ...0 1 Measurement Category 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 fo...

Page 3: ...r the circuit being tested while power is applied to the circuit being measured Keep your fingers behind the finger guards of the test leads during measurement Inspect test leads connectors probes for...

Page 4: ...Approx 430gm with holster OPTIONAL ACCESSORIES BRUA 85Xa PC interface Kit BC 85Xa RS232 optical adapter cable Software CD BUA 2303 USB to Serial adaptor Bkb32 banana plugs to K type socket plug adapto...

Page 5: ...000 V 40Hz 500Hz 50 00 mV 500 0 mV 5 000 V 50 00 V 500 0 V 1000 V 0 5 rdg 3dgts 0 8 rdg 3dgts 1 0 rdg 4dgts 1 2 rdg 4dgts 10 mV 100 mV 1 mV 10 mV 100 mV 1 V Range Accuracy Resolution 10 mV 100 mV 1 mV...

Page 6: ...ough setting time for a significant change of ambient temperature It can take upto an hour for changes 5 C Supplied Thermocouple suitable for measurement upto 250 C 50 C 1000 C 0 3 rdg 3dgts 0 3 rdg 5...

Page 7: ...4dgts 0 15mV mA 3 3mV mA 3 3mV mA 45mV A 45mV A 0 1 mA 1 mA 0 01 mA 0 1 mA 0 001 A 0 01 A Range Burden Voltage Accuracy Resolution 10A continuous 10A To 20A for 30 seconds max with 5 minutes cool dow...

Page 8: ...ifferent scaling factors relating average to RMS values Average sensing RMS calibrated True RMS is a term which identifies a DMM that responds accurately to the effective RMS value regardless of the w...

Page 9: ...of a True RMS DMM A pure sinusoidal waveform has a Crest Factor of 1 4 A badly distorted sinusoidal waveform normally has a much higher Crest Factor NMRR is the DMM s ability to reject unwanted AC noi...

Page 10: ...u 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 s...

Page 11: ...nctions Default at W Press SELECT button momentarily to select Continuity function that is convenient for checking wiring connections and operation of switches A continuous beep tone indicates a compl...

Page 12: ...after 30 seconds to extend battery life The instrument equips with an optical isolated interface port at the meter back for data communication Optional purchase PC interface kit BRUA 85Xa BC 85Xa RS2...

Page 13: ...nction like voltage function is selected 5 MAINTENANCE 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...

Page 14: ...yed while powering on the meter is re organizing internal parameters Do not switch off the meter then and it will be back to normal measurement shortly However if self diagnostic message C_Er is being...

Page 15: ...ply 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 accid...

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