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Lumel NP08 User Manual

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DIGITAL MULTIMETER
NP08
USER'S MANUAL

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Summary of Contents for Lumel NP08

  • Page 1 DIGITAL MULTIMETER NP08 USER’S MANUAL...
  • Page 3 400 mA...

  • Page 4: Lcd Display

    Multimeter Operating Elements Hz/% Pushbutton for VAC & VDC. Data HOLD Pushbutton Backlight Pushbutton (optional). 9 Terminal Sockets LCD Display...

  • Page 5: Table Of Contents

    1. Safety Features and Precautions ....2. Initial Start-up ........... 3. Selecting Measuring Functions & Ranges ..3.1 Measuring Function Selection......3.2 Automatic Measuring Range Selection....3.3 Manual Measuring Range Selection....4. Liquid Crystal Display ........4.1 Digital Display ........... 4.2 Display with Backlit(optional)......

  • Page 6: Safety Features And Precautions

    1000 V...
  • Page 7 600 V Meaning of the symbols Warning of a danger point (Attention, refer to the user manual) Earth (ground) terminal. Double or reinforced insulation Instrument for over voltage CAT II / III category II / III or IV EU conformity mark.

  • Page 9: Selecting Measuring Functions & Ranges

    white or yellow print color white half circle is reactivated .

  • Page 11: Liquid Crystal Display

    Note : For Temperature (C), Frequency (Hz), Duty cycle (%) and Capacitance (F) measuring range is always Auto. No manual range selection is possible. The digital display is updated thrice per sec- ond for V, A, W, Cap Freq and duty cycle measurements. 4.2 Display with Backlight (Optional) By pressing key back light can be made ON or OFF.

  • Page 12: Buzzer

    ,Hz\% , Backlight . When measuring AC Voltage > 750 V, DC Voltage > 1000 V, AC/DC mA > 400.0 mA, AC/DC A > 10 A, the buzzer will keep sounding as the overload warning. Approximate 1 minute before the meter is auto power off, the buzzer will raise constantly 5 sounds to warning.
  • Page 13 400 mA...

  • Page 14: Current Measurement

    After selection of this function with the selector switch, the Current type DC is always activated.

  • Page 15: Ac Measurement With (Clip-On) C.t

    400 mA...

  • Page 16: Diode Testing & Continuity Measurement

    400 mA 10 Diode Testing & Continuity Measurement 10.1 Diode Testing...

  • Page 17: Continuity Testing

    ”OL‘ 400 mA 10.2 Continuity Testing...

  • Page 18: Resistance Measurement

    400 mA 11 Resistance Measurement 400 mA...

  • Page 19: Capacitance Measurement

    Deleting Zero Adjustment Short the leads connected to meter and then press REL key. or Activate the function selector switch. or Switch the Multimeter off. 400 mA...

  • Page 21: Frequency & Duty Cycle Measurement

    13 Frequency & Duty Cycle Measurement 13.1 Frequency Measurement Set the function selector switch to VAC and press Hz/% key, as shown on page 20. The frequency measurement mode is activated. “Hz” symbol is displayed on the LCD. The digital display is expanded to 9999 digits.

  • Page 22: Temperature Measurement

    Connections are made the same way as for Voltage measurement measuring range for duty cycle and maximum allowable voltage can be found in chapter “Specifications”. Press Press Press Press Hz/% key Hz/% key Hz/% key Hz/% key 400 mA 14 Temperature Measurement Multimeter allows you to measure temperature with K-type thermocouple (NiCr-Ni) in the range 0C to +1300C.

  • Page 23: Specifications

    15 Specifications Input Impedance Meas. Measuring Resolution Function Range V(AC) / V(DC) 100mV 400.0mV >20MW 11MW 4.000V 40.00V 10mV 10MW 400.0V 100mV 10MW 1000V 10MW 100mV 400.0mV 11MW 11MW 4.000V 10mV 10MW 40.00V 400.0V 100mV 10MW 1000V 10MW Approx. Voltage drop at max.
  • Page 24 Digital display inherent Meas. Measuring Overload capacity deviation at Function Range reference conditions Overload + (...% of rdg + ...digits) Overload value duration 0.75+2 400.0mV 4.000V 1050V(DC) 40.00V 0.5+2 Continuous 400.0V 1000V 400.0mV 1.5+5 4.000V 1050V(AC) 40.00V Continuous 400.0V 1000V 1+10 40.00mA 0.8+2...
  • Page 25 31.4...
  • Page 26 Intrinsic...
  • Page 27 IEC 61326-1:2012,Table A.1...

  • Page 28: Maintenance

    Simply unscrew the battery compartment cover from base housing. No need to remove whole base housing.

  • Page 29: Fuses

    Screw the battery compartment cover to base housing. Unscrew the base housing cover from front housing. Screw the base housing cover to front housing. Be absolutely certain that only the specified fuses as above are used. The use of fuse with different specifications may place the operator, the system &...

  • Page 32: Export Department

    LUMEL S.A. ul. Sulechowska 1, 65-022 Zielona Góra, POLAND tel.: +48 68 45 75 100, fax +48 68 45 75 508 www.lumel.com.pl Export department: tel.: (+48 68) 45 75 139, 45 75 233, 45 75 321, 45 75 386 fax.: (+48 68) 32 54 091 e-mail: export@lumel.com.pl...

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