Velleman DVM990BL

Manyèl Itilizatè Miltimèt Dijital Velleman 3 1/2 DVM990BL

Comprehensive instructions for safe and effective use of your DVM990BL Digital Multimeter.

Enfòmasyon enpòtan sou sekirite

Read all safety warnings and operating instructions before using this multimeter. Failure to follow these instructions may result in electric shock, fire, or serious injury. Keep this manual for future reference.

  • Always ensure the multimeter is in good working condition and test leads are not damaged before use.
  • Pa aplike voltage or current that exceeds the maximum specified limits for each range.
  • Pran anpil prekosyon lè w ap travay ak voltagpi wo pase 30V AC RMS, 42V pik, oswa 60V DC. Volim sa yotages poze yon danje chòk.
  • Toujou dekonekte fil tès yo nan sikwi a anvan ou chanje fonksyon oswa ranje.
  • Do not operate the multimeter if the battery cover is not properly closed.
  • Ranplase pil la imedyatman lè endikatè pil ki fèb la parèt pou asire lekti ki egzak.

Pwodwi souview

The Velleman DVM990BL is a 3 1/2 digit digital multimeter designed for measuring DC/AC voltage, DC current, resistance, capacitance, frequency, and temperature. It features a large LCD with backlight, low-battery indication, overload protection, diode test, and audible continuity test.

Velleman DVM990BL Digital Multimeter with test leads and temperature probe

Image: The Velleman DVM990BL Digital Multimeter, shown with its orange casing, large LCD display, rotary function switch, and input jacks. Accompanying the multimeter are red and black test leads, a temperature probe, and the product packaging.

Konpozan kle

  • Ekspozisyon LCD: Montre lekti mezi, inite, ak endikatè fonksyon.
  • Function/Range Switch: Rotary switch to select desired measurement function and range.
  • Jack Antre: Sockets for connecting test leads and probes (COM, VΩmA, 10A).
  • Data Hold Button: Li bloke lekti aktyèl la sou ekran an.
  • Bouton ekleraj: Activates the display backlight for improved visibility in low light conditions.

Enstalasyon

Enstalasyon batri

The multimeter requires a 9V battery (not always included). Ensure the battery is installed correctly before first use.

  1. Turn off the multimeter by setting the function switch to 'OFF'.
  2. Jwenn kouvèti konpatiman batri a sou dèyè aparèy la.
  3. Devise vis (yo) ki kenbe yo epi retire kouvèti a.
  4. Connect the 9V battery to the battery clip, observing correct polarity.
  5. Mete pil la nan konpatiman an epi remete kouvèti a, byen sere l ak vis(yo).

Konekte kondwi egzamen an

Bon koneksyon fil tès yo enpòtan anpil pou mezireman egzat e an sekirite.

  1. Mete fil tès nwa a nan priz antre 'COM' (komen) an.
  2. Pou pifò volimtage, resistance, capacitance, frequency, diode, and continuity measurements, insert the red test lead into the 'VΩmA' input jack.
  3. For high current measurements (up to 10A), insert the red test lead into the '10A' input jack. Ensure the function switch is set to the appropriate current range.

Enstriksyon Operasyon

Always ensure the multimeter is set to the correct function and range before making any measurement. Start with a higher range if the expected value is unknown to prevent overload.

DC Voltage Mezi (DCV)

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the desired 'V=' (DC Voltage) ranje.
  3. Konekte fil tès yo atravè konpozan oswa sikwi ou vle mezire a, pandan w ap obsève polarite a.
  4. Li voltage valè sou ekspozisyon an.

AC Voltage Mezi (ACV)

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the desired 'V~' (AC Voltage) ranje.
  3. Connect the test leads across the component or circuit to be measured.
  4. Li voltage valè sou ekspozisyon an.

DC Current Measurement (DCA)

Atansyon: Pa janm konekte miltimèt la an paralèl ak yon vòltaj.tage source when measuring current, as this can damage the meter and the circuit.

  1. For currents up to 200mA, connect the red lead to 'VΩmA'. For currents up to 10A, connect the red lead to '10A'. Connect the black lead to 'COM'.
  2. Set the function switch to the desired 'A=' (DC Current) range.
  3. Louvri sikwi kote ou vle mezire kouran an epi konekte miltimèt la an seri ak sikwi a.
  4. Li valè aktyèl la sou ekran an.

Resistance Measurement (OHM)

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the desired 'Ω' (Resistance) range.
  3. Asire w ke sikwi a oswa konpozan an pa gen enèji anvan ou mezire rezistans lan.
  4. Konekte fil tès yo atravè konpozan an.
  5. Li valè rezistans nan ekspozisyon an.

Tès dyòd

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the 'Diode' symbol.
  3. Connect the red lead to the anode and the black lead to the cathode of the diode. A forward voltage gout ap parèt.
  4. Reverse the leads. The display should show 'OL' (Open Loop) for a good diode.

Tès kontinwite

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the 'Continuity' symbol (often shared with Diode test).
  3. Konekte fil tès yo atravè sikwi a oswa konpozan an.
  4. If continuity exists (resistance below a certain threshold), the buzzer will sound, and the display will show the resistance value.

Capacitance Measurement (CAP)

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the 'F' (Capacitance) range.
  3. Asire w ke kondansateur a dechaje nèt anvan w pran mezi a pou evite domaje mèt la.
  4. Konekte fil tès yo atravè kondansateur a.
  5. Li valè a kapasite sou ekspozisyon an.

Mezi frekans (Hz)

  1. Connect the red lead to 'VΩmA' and the black lead to 'COM'.
  2. Set the function switch to the 'Hz' (Frequency) range.
  3. Connect the test leads across the signal source.
  4. Li valè frekans lan sou ekran an.

Temperature Measurement (TEMP)

  1. Connect the temperature probe (if included) to the appropriate input jacks (usually VΩmA and COM, or dedicated temperature jacks if present).
  2. Set the function switch to the '°C' or '°F' (Temperature) range.
  3. Mete pwent sond lan sou oswa toupre objè ou vle mezire tanperati li a.
  4. Li valè tanperati a sou ekran an.

Done Kenbe Fonksyon

Press the 'HOLD' button to freeze the current reading on the display. Press it again to release the hold and resume live measurements.

Fonksyon ekleraj

Press the 'LIGHT' button to turn on the display backlight. This improves visibility in dimly lit environments. Press it again to turn off the backlight.

Antretyen

Ranplasman batri

When the low battery indicator appears on the display, replace the battery promptly to ensure accurate readings and proper operation.

  1. Turn off the multimeter and disconnect all test leads from any circuit and from the input jacks.
  2. Follow the battery installation steps outlined in the 'Setup' section.
  3. Jete ansyen pil la yon fason responsab dapre règleman lokal yo.

Netwayaj

Pou netwaye miltimèt la, siye bwat la ak yon ti zouti.amp twal ak yon savon dou. Pa sèvi ak pwodui abrazif oswa solvang. Asire w ke mèt la byen sèk anvan w itilize li.

Depo

If the multimeter is not to be used for an extended period, remove the battery to prevent leakage and store the device in a cool, dry place away from direct sunlight.

Depanaj

PwoblèmSolisyon posib
Pa gen ekspozisyon oswa ekspozisyon fèbCheck battery installation and charge. Replace battery if low. Ensure the multimeter is turned ON.
Lekti ki pa kòrèkEnsure correct function and range are selected. Check test lead connections. Verify battery charge.
'OL' (Surcharge) parètThe measured value exceeds the selected range. Switch to a higher range or check for an open circuit.
Pa gen bip kontinwiteCheck if the circuit is truly continuous. Ensure the function switch is on the continuity setting.

Espesifikasyon

  • Ekspozisyon: 3 1/2 digit LCD with backlight
  • DC Voltage (DCV): Maks. 1000V
  • AC Voltage (ACV): Maks. 700V
  • DC Current (DCA): Max. 10A
  • Rezistans: Max. 20MΩ
  • Kapasite: Max. 20µF
  • Frekans: Max. 20kHz
  • Tanperati: -20 ° C a 1000 ° C
  • Tès dyòd: Wi
  • Tès kontinwite ki tande: Wi
  • Endikasyon ki ba-batri: Wi
  • Pwoteksyon Surcharge: Wi
  • Fonksyon kenbe done: Wi
  • Holster: Enkli
  • Plug-in Protection: The corresponding input is opened for each selected range.

Garanti ak sipò

For detailed warranty information, technical support, or service inquiries, please refer to the official Velleman website or contact your authorized Velleman dealer. Keep your purchase receipt as proof of purchase.

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