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Velleman DVM66 Operation manual

Manual is about: Dual Display Digital Multimeter

Summary of DVM66

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    Dvm66 dual display digital multimeter operation manual gebruikershandleiding manuel d’utilisateur iec-1010

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    Velleman gb 1 dvm66 dual display digital multimeter 1 safety information this multimeter has been designed according to iec-1010 concerning electronic measuring instruments with an over voltage category (cat ii) and pollution 2. Follow all safety and operating instructions to ensure that the meter i...

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    Velleman gb 2 • never perform resistance measurements on live circuits. • never perform capacitance measurements unless the capacitor to be measured has been discharged fully. • always be careful when working with voltages above 60v dc or 30 v ac rms. Keep fingers behind the probe barriers while mea...

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    Velleman gb 3 2. Description this meter is an auto ranging professional measuring instrument with 3 ¾ digit lcd, capable of performing functions : - dc and ac voltage measurement - dc and ac current measurement - resistance measurement - capacitance measurement - frequency measurement - transistor a...

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    Velleman gb 4 following table shows the button configuration for all function positions. Function acv dcv Ω hfe cap freq ma a range a/m a/m a/m m f f a/m a f f record o o o o o o o rel o o o o o o o o a-h # # o o o o # # o o ac-dc o o o hz o ∆ % o o o o o o o o a/m: auto and manual ranging provided....

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    Velleman gb 5 • to read out recorded value, push this button more. - max min avg lights in sequence - main display shows the recorded value or the average. - secondary display shows the time when the max. Value or the min. Value was recorded. • hold this button for more than 3 seconds to return to t...

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    Velleman gb 6 • to change the percentage tolerance, use ∆ % button. Per pushing increases 0.5% until 10%. The bar graph consists of 12 bars in this case. One bar of the 2 nd to 11 th indicates 1% and the 13 th indicates 0.5%. For example, right figure indicates 5.5% tolerance. • hold this button for...

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    Velleman gb 7 • in frequency measurement, the a-h feature is somehow different. Pushing this button only freezes the operation of meter, but does not auto-hold reading. It means that lcd display will keep the value not variant, even though the frequency of input changes greatly. In this case, the si...

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    Velleman gb 8 2.8 input jacks this meter has four input jacks that are protected against overload to the limits shown in the table. During use, connect the black test lead to the com jack and the red test lead as below : function red lead connection input limits dcv/acv v/ Ω /f 1000v dc or 750v rms ...

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    Velleman gb 9 3.3 measuring resistance 1. Connect the black test lead to the com jack and the red teas lead to the v/ Ω /f jack. (note : the polarity of the red lead connection is positive “+”) 2. Set the function switch at Ω range to be used and connect test leads across the resistance under measur...

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    Velleman gb 10 3.6 continuity test 1. Connect the black test lead to the com jack and the red test lead to the v/ Ω /f jack. (note: the polarity of red lead connection is positive “+”) 2. Set the function switch at Ω position and push the ac-dc/ button to set up continuity testing mode. 3. If contin...

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    Velleman gb 11 4. Specifications accuracy is specified for a period of one year after calibration and at 18°c to 28°c (64°f to 82°f) with relative humidity to 80%. 4.1. General max. Voltage between terminals and earth ground 1000v dc or 750v rms ac (sine) fuse protection ma: f 500ma/250v a: f 10a/2q...

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    Velleman gb 12 4.3 ac voltage range resolution accuracy 400mv 0.1mv 4v 1mv + 0.8% of rdg + 3 digits 40v 10mv + 0.8% of rdg + 3 digits 400v 0.1v + 0.8% of rdg + 3 digits 750v 1v + 0.8% of rdg + 3 digits input impedance : 10m Ω frequency range : 40 to 400 hz, 40 to 200 hz for 4v range. Response : aver...

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    Velleman gb 13 4.6 resistance range resolution accuracy 400 Ω 0.1 Ω + 0.6% of rdg + 3 digits 4k Ω 1 Ω + 0.6% of rdg + 1 digit 40k Ω 10 Ω + 0.6% of rdg + 1digit 400k Ω 100 Ω + 0.6% of rdg + 1 digit 4m Ω 1k Ω + 0.6% of rdg + 1 digit 40m Ω 10k Ω + 1.0% of rdg + 2 digits maximum open circuit voltage, 40...

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    Velleman gb 14 5. Accessories 5.1 supplied with the multimeter test leads battery operating manual holster 5.2 how to use the holster the holster is used to protect the meter and to make the measurement more comfortable. It comes with two stands installed together. The following figure shows how to ...

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    Velleman gb 15 6. Battery and fuse replacement if the sign " " appears on the lcd display, it indicates that the battery should be replaced. Remove screws on the back cover and open the case. Replace the exhausted battery with a new one. Fuse rarely need replacement and blow almost always as a resul...