Kusam-meco KM 839 Operation Manual Download Page 16

®

28

WARRANTY

Each “KUSAM-MECO” product is warranted to be free from defects in 
material and workmanship under normal use & service.  The warranty 
period is one year (12 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 are 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  or  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.
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 
F O R   A N Y   S P E C I A L ,   I N D I R E C T,   I N C I D E N TA L   O R  
CONSEQUENTIAL DAMAGES OR LOSSES, INCLUDING LOSS OF 
DATA, ARISING FROM ANY CAUSE WHATSOEVER.
All transaction are subject to Mumbai Jurisdiction.

27

®

MUMBAI

TEST CERTIFICATE

AC TRMS 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. ________________

KM 839

SERIAL NO. ___________

DATE: ___________

ISO 9001

REGISTERED

QC

PASS

KUSAM-MECO

Summary of Contents for KM 839

Page 1: ...esistance Tester Digital Panel 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 Paper Grain Moisture Meter Transistorised Electronic Analog Digital Insulation Resistance Testers upto 10 KV Digital Sound Level Meter Sound Level Calibrator Digital cont...

Page 2: ... OF CONTENTS TITLE PAGE NO I Safety II Cenelec Directives III Special Features IV General Specifications V Electrical Specifications VI Product Description VII Operation VIII Maintenance IX Test Certificate X Warranty 01 03 03 04 06 17 18 26 27 28 ...

Page 3: ...ips if any for applicable rating changes 02 Keep your hands fingers behind the hand finger barriers of the meter and the test probe assembly where applicable that indicate the limits of safe access of the hand held parts during measurements Inspect lead wires connectors and probes for damaged insulation or exposed metal before using the meter If any defects are found replace them immediately Only ...

Page 4: ...olster with probe holders tilt stand Diode Continuity Test Auto Power Off VFD Function 61 Segment Analog Bar graph Display Hold Record MAX MIN FEATURES 04 IV GENERAL SPECIFICATIONS Sensing AC True RMS Display 3 5 6 digits 6 000 counts 4 digits 20 000 counts max Polarity Automatic 3 5 6 digits Update Rate 5 per second nominal 4 digits Update Rate 5 per second nominal Bar graph Update Rate 61 Segmen...

Page 5: ...ocouple Carrying case Optional Accessories BKB32 banana plug to type K socket plug adaptor BMH 01 magnetic hanger BMP 86x Carrying case 06 ELECTRICAL SPECIFICATIONS Accuracy is reading digits number of digits or otherwise specified at 23 C 5 C less than 80 relative Humidity True RMS Voltage Current accuracies are specified from 1 to 100 of range or otherwise specified Maximum Crest Factor 1 8 1 at...

Page 6: ... 9999 V 0 01 mV 0 0001 V 0 001 V 0 01 V 0 1 V 0 01 mV 0 0001 V 0 001 V 0 01 V 0 1 V 08 600 0 A 60 00 mA 1 600 0 mA 1 rdg 4dgts 1 rdg 2dgts 0 2mV A 3mV mA 30mV A AC CURRENT 6000 count mode Range Resolution Accuracy 40Hz 3kHz 6000 A 6 000 A 2 10 00 A Burden Voltage 0 1 A 0 01 mA 0 1 mA 1 A 0 001 A 0 01 A Input Impedance 10M 110pF nominal 2 Unspecified for 5 of range 1kHz 5kHz 1 8 rdg 40 dgts Unspeci...

Page 7: ...uracy 40Hz 3kHz 1999 9 A 1 9999 A 1 10 000 A Burden Voltage Unspecified 0 2mV A 3mV mA 30mV A 0 01 A 0 001 mA 0 01 mA 0 1 A 0 0001 A 0 001 A 199 99 A 19 999 mA 199 99 mA 1999 9 A 1 9999 A 1 10 000 A 0 01 A 0 001 mA 0 01 mA 0 1 A 0 0001 A 0 001 A 10 Input Impedance 10M 110pF nominal 1 Unspecified for fundamental frequency 440Hz 2 Accuracy linearly decreases from 2 5 5d 200Hz to 9 0 5d 440Hz VFD AC ...

Page 8: ...000 count mode Range Resolution Accuracy Burden Voltage 1 600 0 A 1 60 00 mA 1 2 600 0 mA 0 18 rdg 4dgts 0 2mV A 3 0mV mA 30mV A 1 6000 A 6 000 A 3 10 00 A 0 1 A 0 01 mA 0 1 mA 1 A 0 001 A 0 01 A 0 18 rdg 2dgts 0 18 rdg 4dgts 0 3 rdg 3dgts 0 5 rdg 4dgts 0 7 rdg 2dgts 1 A mA DC accuracies will be affected by extreme interior temperatures of the meter For rated accuracies allow 6 to 20 minutes cool ...

Page 9: ...1 mF 14 1 Accuracies assume meter interior has the same temperature of the ambient isothermal stage for a correct junction voltage compensation Allow enough time to reach the isothermal stage for a significant change of ambient temperature It can take up to an hour for changes 5 C 2 Type K thermocouple range accuracy not included o o 40 0 C to 0 0 C o 1 2 0 C TEMPERATURE K Type Thermocouple Range ...

Page 10: ...Function Range Range Sensitivity sine Rms 199 99mV 600 0mV 1 9999V 6 000V 19 999V 60 00 V 199 99V 600 0V 1000 0V 1000V VFD 600 0V VFD 1000V 199 99 A 600 0 A 1999 9 A 6000 A 19 999mA 60 00mA 199 99mA 600 0mA 1 9999A 6 000A 10 000A 10 000A 40 mV 0 4 V 4 V 40 V 400 V 40 V 400 V 40 A 400 A 4 mA 40 mA 0 6 A 6 A 6 A 0 6 A 40 mA 4 mA 400 A 40 A 400 V 40 V 4 V 0 4 V 40 mV 6Hz 100kHz 6Hz 100kHz 10Hz 50kHz ...

Page 11: ...a traditional analog meter needle It is excellent in detecting faulty contacts identifying potentiometer clicks and indicating signal spikes during adjustments 18 CAUTION Before and after hazardous voltage measurements test the voltage function on a known source such as line voltage to determine proper meter functioning VI OPERATION Hz Hz ACV VFD ACV Functions Press the SELECT button momentarily t...

Page 12: ...stance that is S 1 or nS 1 G It virtually extends the Resistance measurements to the order of Giga Ohms for leakage measurements 20 When entering the 200 range manually by RANGE button for high precision low resistance measurement this feature will prompt you to short the inputs for temporary test lead resistance calibration on this range The fastest way is to short the leads to auto range to the ...

Page 13: ...apacitors should be discharged through an appropriate resistance load CAUTION 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 a shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The dig...

Page 14: ...ing reading as the reference value LCD turns on Press the REL button momen tarily to toggle Relative Zero mode 24 H Hold The hold feature freezes the display for later view LCD turns on Press the HOLD button momentarily to toggle the hold feature MAX MIN Recording Mode Press REC button momentarily to activate MAX MIN recording mode The LCD R MAX MIN turn on The meter beeps when a new MAX maximum o...

Page 15: ...ms The LCD C MAX turn on Press the button momentarily to read the MAX and MIN readings in sequence Press the button for 1 second or more to exit CREST mode Auto Power Off is disabled automatically in this mode 5ms CREST capture mode 26 Battery and Fuse replacement Loosen the screws from the access cover of the case bottom Lift the access cover Replace the batteries or fuse Re fasten the screws Bat...

Page 16: ...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 THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITE...

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