Extech Instruments EX330 User Manual Download | Manualshive

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User's Guide

Mini Multimeter
with Non-Contact Voltage Detector (NCV)

Model EX330

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Summary of Contents for EX330

Page 1: ...User s Guide Mini Multimeter with Non Contact Voltage Detector NCV Model EX330...

Page 2: ...nals are energized This symbol indicates that a device is protected throughout by double insulation or reinforced insulation SAFETY INSTRUCTIONS This meter has been designed for safe use but must be o...

Page 3: ...equency and temperature functions 11 RANGE button 12 HOLD button 13 Protective rubber holster must be removed to access the rear battery compartment Display Symbols and Annunciators Continuity Diode t...

Page 4: ...of AC voltage from 100 to 600VAC simply by being held very near to a voltage source WARNING Test the AC voltage detector on a known live circuit before each use WARNING Before using the meter in the A...

Page 5: ...the negative COM jack Insert red test lead banana plug into the positive V jack 3 Touch the black test probe tip to the neutral side of the circuit 4 Touch the red test probe tip to the hot side of c...

Page 6: ...to 400mA set the function switch to the mA position and insert the red test lead banana plug into the mA A jack 4 For current measurements up to 10A set the function switch to the 10A range and inser...

Page 7: ...sconnect one side of the circuit under test so the rest of the circuit will not interfere with the resistance reading 4 Read the resistance in the display CONTINUITY CHECK WARNING To avoid electric sh...

Page 8: ...jack and the red test lead banana plug into the positive jack 3 Use the MODE button to view the icon on the display 4 Touch the test probes to the diode under test Forward voltage will typically indi...

Page 9: ...2 Insert the black test lead banana plug into the negative COM jack and the red test lead banana plug into the positive Hz jack 3 Touch the test probe tips to the circuit under test 4 Read the frequen...

Page 10: ...EL indicator will appear on the display 3 The display will now indicate the difference between stored value and subsequent measurements 4 Press the REL button to exit the relative mode Note The Relati...

Page 11: ...mpartment cover 7 Place the protective rubber holster on the meter WARNING To avoid electric shock do not operate the meter until the batteries and the fuses are in place and fastened securely 1 Remov...

Page 12: ...has been evaluated for the accuracy of its readings AUTO POWER OFF The meter will automatically turn off after 15 minutes of inactivity This will conserve battery energy To turn the meter on after an...

Page 13: ...gits 4V 0 001mV 40V 0 01V 400V 0 1V 1 5 reading 3 digits AC Voltage V AC 50 60Hz 600V 1V 2 0 reading 4 digits 400 A 0 1 A 1 0 reading 3 digits 4000 A 1 A 40mA 0 01mA 400mA 0 1mA 1 5 reading 3 digits D...

Page 14: ...e and 100kHz 0 1 to 99 9 0 1 1 2 reading 2 digits Duty Cycle For duty cycle the pulse width range is 100 s 100ms Frequency 5Hz to 150kHz 4 to 1382 F 1 F Temp type K 20 to 750 C 1 C 3 0 reading 8 digit...

Page 15: ...or indoor use and protected against the users by double insulation per EN61010 1 and IEC61010 1 2nd Edition 2001 to CAT II 1000V CAT III 600V Pollution Degree 2 The meter also meets UL 61010 1 Second...

Page 16: ...e sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misus...

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