Velleman DVM66 Operation Manual Download | Manualshive

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DVM66
Dual Display
Digital Multimeter

OPERATION MANUAL

GEBRUIKERSHANDLEIDING

MANUEL D’UTILISATEUR

IEC-1010

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Summary of Contents for DVM66

Page 1: ...DVM66 Dual Display Digital Multimeter OPERATION MANUAL GEBRUIKERSHANDLEIDING MANUEL D UTILISATEUR IEC 1010 ...

Page 2: ... safety standards can be guaranteed only if used with test leads supplied If necessary they must be replaced with the same model or same electric ratings Measuring leads must be in good condition 1 2 During use Never exceed the protection limit values indicated in specifications for each range of measurement When the meter is linked to a measurement circuit do not touch unused terminals Components...

Page 3: ...sulation Protection class II Indicates that the fuse must be replaced with one having the ratings indicated 1 4 Maintenance Before opening the meter always disconnect test leads from all sources of electric current For continue protection against fire replace fuse only with the specified voltage and current ratings F1 F 500mA 250V F2 F 10A 250V If any faults or abnormalities are observed the meter...

Page 4: ...surement Transistor and Diode test Audible continuity test Some special functions and features are provided They are very useful for electrical and electronic measurement All the functions are designed to be very convenient to use You can get used to working with this meter quickly 2 1 Panel configuration LCD Display ô Function buttons o Record o Rel o Range o A H o AC DC o Hz í Rotary Switch V Ω ...

Page 5: ...l ranging only F Range fixed A H function is not valid for 200mV range A H function in Freq Measuring is different from normal See paragraph 2 5 2 2 Record button Push this button to enter into Record mode MIN MAX AVG signs light Main display shows the real time measuring value Secondary display shows the recording time At the first minute display shows seconds and then only minutes and hours This...

Page 6: ...Push this button to enter into Rel measuring mode REL sign lights Main display shows the relative value Relative value Real time value Reference value Secondary display shows the reference value Push this button again to get Rel measurement REL signs light Main display shows the relative percent value Relative percent value Rel Value reference x 100 Secondary display remains the reference value Ba...

Page 7: ...sh this button once When the meter operates in manual ranging mode push this button to change range to the higher one and hold this button for more than 3 seconds to return to auto ranging mode 2 5 A H Button Auto data hold is a very useful function for real time measurement Just push A H button to hold the last measuring result When a new measurement is made the meter will hold the new value auto...

Page 8: ...on is used to change current measurement between AC and DC mode The second function of this button is to set up a continuity testing mode in resistance measurement position A special feature provided by this meter is that the continuity testing can be executed at any resistance ranges To make continuity testing at the desired range just use the range button after pushing button 2 7 Hz BUTTON When ...

Page 9: ...he COM jack and the red test lead to the V Ω F jack 2 Set the function switch at V or V range to be used and connect test leads across the source or load under measurement 3 Read LCD display The polarity of red connection will be indicated when making a DC measurement 3 2 Measuring current 1 Connect the black test lead to the COM jack and the red test lead to the mA jack for a maximum of 400mA For...

Page 10: ...k test lead to the COM jack and the red test lead to the V Ω F jack NOTE The polarity of the red lead connection is positive 2 Set the function switch at position 3 Connect test leads across the capacitor under measurement and be sure that the polarity of connection is observed 4 When rest leads are not connected to a capacitor the LCD may not show zero but a few digits this is normal for the stra...

Page 11: ...e of the diode to be tested and black test lead to the cathode The meter will show the approximate forward voltage of the diode 3 8 Transistor Test 1 Set the function switch at hFE position 2 Identify whether the transistor is NPN or PNP type and locate emitter base and collector lead Insert leads of the transistor to be tested into proper holes of the testing socket on the front panel 3 LCD displ...

Page 12: ...ethod Dual slope integration A D converter Ranging Method Auto Manual Over range Indication OL displayed Polarity indication displayed automatically Low battery indication displayed Operating temperature 0 C to 40 C 32 F to 104 F Storage temperature 10 C to 50 C 10 F to 122 F Dimension 91 x 189 x 31 5 mm Weight 310g including battery 4 2 DC Voltage Range Resolution Accuracy 400Mv 0 1mV 0 5 of rdg ...

Page 13: ... 0 or rdg 3 digits 0 11mV µA 40mA 10µA 1 0 or rdg 3 digits 12mV mA 400mA 0 1mA 1 0 or rdg 3 digits 2 0mV mA 10A 10mA 2 0 or rdg 5 digits 0 05V A Overload protection F 500 mA fuse for mA ranges F 10A fuse for A range 4 5 AC CURRENT Range Resolution Accuracy Burden Voltage 4mA 1µA 1 5 or rdg 3 digits 0 11mV µA 40mA 10µA 1 5 or rdg 3 digits 12mV mA 400mA 0 1mA 1 5 or rdg 3 digits 2 0mV mA 10A 10mA 3 ...

Page 14: ...Maximum Open Circuit Voltage 400Ω range 2 6V Other ranges 1 3V 4 7 FREQUENCY Range Resolution Accuracy 4000Hz 1Hz 1 0 of rdg 2 digits 40kHz 10Hz 1 0 of rdg 2 digits 400kHz 100Hz 1 0 of rdg 2 digits 800kHz 1kHz 1 0 of rdg 2 digits Sensitivity 1 V rms for all ranges 4 8 CAPACITANCE Range Resolution Accuracy 40nF 0 01nF 2 0 of rdg 5 digits 400nF 0 1nF 2 0 of rdg 5 digits 4µF 1nF 2 0 of rdg 5 digits 4...

Page 15: ...ble It comes with two stands installed together The following figure shows how to use the holster to a Support the meter with a standard angle b Support the meter with a small angle using the little stand c Hang the meter on the wall using the little stand Take the little stand off from the back side of the large stand and insert it into holes located upper on the holster d Hold test leads Fig a F...

Page 16: ...eed replacement and blow almost always as a result of the operator s error Open the case as mentioned above and take the PCB assembly out from the case Replace the blown fuse with ratings specified WARNING Before attempting to open the case be sure that test leads have been disconnected from measurement circuit to avoid electric shock hazard For protection against fire replace fuses only with spec...

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