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Kusam-meco KM-DMM-41 Operation Manuals

Manual is about: AUTO SCAN DIGITAL MULTIMETER

Summary of KM-DMM-41

  • Page 1

    Model - km-dmm-41 operation manual an iso 9001:2008 company 17, bharat industrial estate, t. J. Road, sewree (w), mumbai-400015. India sales direct: (022)24156638 tel.:(022) 2412 4540, 2418 1649 fax: 91-22-2414 9659 e-mail : kusam_meco@vsnl.Net, website : www.Kusamelectrical.Com; www.Kusam-meco.Co.I...

  • Page 2

    Take measurement carefully and you'll spare your meter and yourself some pain nearly every electrical engineer has a hand held multimeter. We sometimes take them for granted, until we damage them or "burn them out" if you incorrectly connect your dmm to a circuit or have the dmm on wrong setting. Yo...

  • Page 3

    3.2.4 continuity check........................................................ 3.2.5 diode test.................................................................. 3.2.6 capacitance measurement........................................ 3.2.7 current measurement..............................................

  • Page 4

    - 02- cat iii :- three-phase distribution, including single-phase commercial lighting = equipment in fixed installations, such as switchgear and polyphase motors. = bus and feeder in industrial plants. = feeders and short branch circuits, distribution panel devices. = lighting systems in larger buil...

  • Page 5

    - 04 - = use just one 6f22 battery, proprerly installed in the meter's battery case , to the meter = 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. = do not measure vol...

  • Page 6

    - 06- the front panel is shown as in figure 2-1 explanation being as follows:- 1) lcd display:- used for displaying the measuring results and various symbols. 2) keypad :- measurement function keys. 3) rotary switch :- used for selecting measurement functions 4) vw :- terminal receiving the red test...

  • Page 7

    - 08- 1) when the meter is turned off and the rotary switch is not in position of off, press select key for 2 seconds to turn on the meter and press the key once more > 2 sec. To turn the power off. 2) at ef/volt position :- switches between auto scan mode, ac & dc voltage, non-contact electric fiel...

  • Page 8

    -10- 3.1.2) data hold mode data hold mode makes the meter stop updating the display. Enabling data hold function in autorange mode makes the meter switch to manual ranging mode, but the full-scale range remains the same. Data hold function can be cancelled by changing the measurement mode, pressing ...

  • Page 9

    - 12- 2) press select key to select non-contact electric field detector mode. When no or less electric field is detected, the lcd shows "ef". 3) connect the black and red test leads to the com and v terminals respectively. 4) connect the test leads to the circuit being measured 5) read the displayed...

  • Page 10

    -14- resistance reading represents the total resistance of all paths between the probes. To measures resistance (set up the meter as shown in figure 3-3) : 1) set the rotary switch to range. 2) select auto scan mode or press select key to select resistance measuring mode. 3) connect the black and re...

  • Page 11

    -16- use the diode test to check diodes, transistors, and other semiconductor devices. The diode test sends a current through the semiconductor junction, then measures the voltage drop across the junction, a good silicon junction drops between 0.5v and 0.8v. To test a diode out of a circuit (set up ...

  • Page 12

    - 19 - 3) select the auto scan mode or press the select key to select dca or aca measuring mode. 4) connect the black test lead to the com terminal and the red test leads to the m a/ma terminal for a maximum of 600ma. For a maximum of 10a, move the red test lead to the a terminal. 5) break the circu...

  • Page 13

    - 20 - 4) technical specifications 4.1) general specifications environment conditions :- 1000v cat iii and 600v cat iv pollution degree :- 2 altitude :- operating temperature :- 0~40°c, 32°f~122°f ( non-condensing) storage temperature :- -10~60°c, 14°f~140°f ( removed) temperature coefficient :- 0.1...

  • Page 14

    - 23- 4.2.7) current range resolution accuracy 600m a 6000m a 60ma 600ma 10a 0.1m a 1m a 0.01ma 0.1ma 10ma ± (1.0%rdg+3dgts) ± (1.5%rdg+3dgts) ± (1.8%rdg+5dgts) range resolution accuracy 600m a 6000m a 60ma 600ma 10a 0.1m a 1m a 0.01ma 0.1ma 10ma ± (1.5%rdg+5dgts) ± (1.8%rdg+8dgts) ± (2%rdg+8dgts) a...

  • Page 15

    - 25- 1) set rotary switch to the off position. 2) disconnect test leads and / or any connectors from the terminals. 3) use a screwdriver to unlock the four screws on the rear cover. 4) take out the rear cover from the meter. 5) remove the fuse by gently prying one end loose, then sliding the fuse o...

  • Page 16

    - 27 - 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 u...