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Summary of Contents for Lumel VA333
- Page 1 DIGITAL DC/AC CLAMP METER VA333 OPERATING MANUAL...
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Page 2: Table Of Contents
OVERVIEW SAFETY INFORMATION SYMBOLS DESCRIPTION PACKING INSPECTION MEASUREMENT MEASUREMENT Ω MEASUREMENT CONTINUITY TEST DIODE TEST Hz MEASUREMENT % MEASUREMENT MEASUREMENT MEASUREMENT DATA HOLD BACKLIGHT AUTO RANGE AUTO POWER OFF ACCURACY SPECIFICATIONS GENERAL SPECIFICATIONS BATTERY REPLACEMENT... -
Page 3: Overview
1. OVERVIEW This Digital Clamp Meter (hereafter referred to as „the Meter”) can measure AC/DC Curren (clampsense), AC/DC Voltage, Resistance, Capacitance, Continuity, Diodes, Frequency, Duty Cycle and so on. The Meter complies with the standards IEC 61010-1 and IEC 61010-2-32.lt’s an ideal tool for maintenan- ce in field of household electrical appliances, auto, electrical engineering and teaching lab etc. -
Page 4: Safety Information
Direction mark of forward current slot for coin insertion to Battery door open the battery door Makx open size SAFETY INFORMATION For your safety, please read through this manual be- fore operation. * Do not use the damaged test leads. * The rotary switch should be placed in the right position and no any changeover of range shall be made during measure- ment is conducted to prevent damage of the Meter. -
Page 5: Symbols Description
* Be sure to power off the instrument after use. When the in- strument will not be in use for a long period, place it in storage after removing the batteries. * Keep away from excess temperature, humidity, flamable and magnetic field. -
Page 6: Packing Inspection
4. PACKING INSPECTION * The Meter 1 pc * Operating Manual 1 pc * Test Lead 1 pair * 1.5V Battery Size AAA 2 pcs (inside the Meter) * Wrist strap 1 pc (on the Meter) If any missing or damage, please contact your dealer immediately. -
Page 7: Measurement
Caution * To avoid electrical shock, keep the fin- gers behind the guard barrier. * Please do not clamp more than one conductor in the clamp jaws at same time, otherwise will cause the false reading. MEASUREMENT 1) Connect the RED test lead into „... -
Page 8: Measurement
DC 600V or AC 600Vrms, although re- adings may be obtained. * To avoid electrical shock, special care should be taken when do the measu- rement that voltage over 36V in DC or 25V rms in AC. * Disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input jacks when the measurement has... -
Page 9: Continuity Test
be selected the display will show „OL”. * Disconnect circuit power and discharge all the high-voltage capacitors before te- sting reaistance in circuit. * Do not apply any voltage to the input when the Meter is working in resistance measuring mode. CONTINUITY TEST 1) Connect the RED test lead into input jack and BLACK test lead into... -
Page 10: Hz Measurement
positive(+) polarity of diode under test and BLACK test lead connect to negati- ve(-) polarity of diode under test. 4) Read the approx. forward voltage of the diode from the display. For Si diode this voltage is about 400~1000mV. If the diode damaged or open, it will show „1”... -
Page 11: Measurement
input jack and BLACK test lead into COM input jack. 2) Rotate the function switch to Hz% po- sition and press SEL to select % mode. 3) Connect the test leads across with the object being measured. 4) Read the value from display. MEASUREMENT 1) Connect the RED test lead into input jack and BLACK test lead into... -
Page 12: Rel Measurement
devices under test, please disconnect circuit power. * If capacitance of the circuit or capaci- tor be measured is short or higher than the maximum range the display will show „OL”. * To avoid make injury to operator, do not apply voltage higher than 36V DC or AC rms to the input. -
Page 13: Auto Range
* At mode, also can press or REL and keep for 2 seconds to turn on the backlight. Then can press twice to tuen off the backligjht. AUTO RANGE When appears on the display, the Meter working at auto range mode. Default set is auto range mode when power on. -
Page 14: Dc Current Measurement
DC CURRENT MEASUREMENT Range Resolution Accuracy 40 A 10 mA ± (2,5% + 10) 400 A 100 mA ± (2,5% + 8) AC VOLTAGE MEASUREMENT Range Resolution Accuracy 400 MV 0,1 mV ± (0,8% + 10) 1 mV 40 V 10 mV ±... -
Page 15: Resistance Measurement
Overload protection: 600V DC / AC rms. Ω RESISTANCE MEASUREMENT Range Resolution Accuracy ± (0,8% + 10) Ω Ω Ω Ω 40 k Ω Ω ± (0,8% + 8) 400 k Ω Ω Ω Ω ± (1,0% + 25) 40 M 10 k Ω... -
Page 16: General Specifications
OVERLOAD PROTECTION: 250V DC / AC RMS. 19. GENERAL SPECIFICATIONS * Display: 3 3/4 D display, Maximum display 3999 * Polarity: Auto Polarity * Overloading: Display „OL” or „-OL” * Low battery indicator: * Display size (L x W): 34mm x 20mm digit height 14mm * Measuring method: large integrated circuit with high performance Dual- integral A/D converter * Sampling rate: 2~3 times/second... -
Page 17: Wymiana Baterii
* Weight: Approx. 170g (include battery) * Operating condition: Temperature 0 ~ 40°C, Relative humidity≤80% * Storage condition: Temperature -10 ~ 50°C, Relative humidity≤90% 20. WYMIANA BATERII Polarity mark Direction of coin inserta- tion Direction of coin pression Battery door re- moved Direction of battery Coin... - Page 18 Caution * To get the accurate measurement, please replace the battery in time when the symbol appear on the display. The meter use 1.5V Size AAA Battery 2 pcs. * To avoid electrical shock, please remove the test leads from the circuit under test and the meter before opening the battery door.
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