User Guide Mini Multimeter with Non-Contact Voltage Detector (NCV) Model EX330

EX330-en-GB_V5.1 1/15 10RELATIVE MODE The relative measurement feature allows you to make measurements relative to a stored reference value. A refer

EX330-en-GB_V5.1 1/15 11BATTERY INSTALLATION and LOW BATTERY INDICATION WARNING: To avoid electric shock, disconnect the test leads from any source

EX330-en-GB_V5.1 1/15 12REPLACING THE FUSES WARNING: To avoid electric shock, disconnect the test leads from any source of voltage before removing t

EX330-en-GB_V5.1 1/15 13Resistance 400 0.1 (1.2% reading + 4 digits) 4k 1 (1.2% reading + 2 digits) 40k 0.01k 400k 0.1k 4M 0.001M 40M

EX330-en-GB_V5.1 1/15 14General Specifications Diode Test Test current: 0.3mA max., Open circuit voltage: 1.5V DC typ. Continuity Check Audible si

EX330-en-GB_V5.1 1/15 2Introduction Congratulations on your purchase of the Extech EX330 Meter. The EX330 offers AC/DC Voltage, AC/DC Current, Resis

EX330-en-GB_V5.1 1/15 3CAUTIONS  Improper use of this meter can cause damage, shock, injury or death. Read and understand this user manual before

EX330-en-GB_V5.1 1/15 4Controls and Jacks 1. AC Voltage Detector Sensor 2. AC Voltage Detector indicator light 3. LCD 4. RELATIVE push-button 5.

EX330-en-GB_V5.1 1/15 5Operating Instructions WARNING: Risk of electrocution. High-voltage circuits, both AC and DC, are very dangerous and should b

EX330-en-GB_V5.1 1/15 6AC VOLTAGE MEASUREMENTS WARNING: Risk of Electrocution. The probe tips may not be long enough to contact the live parts ins

EX330-en-GB_V5.1 1/15 7AC / DC CURRENT MEASUREMENTS CAUTION: Do not make current measurements at 10 Amps for longer than 30 seconds. Exceeding 30 s

EX330-en-GB_V5.1 1/15 8CONTINUITY CHECK WARNING: To avoid electric shock, never measure continuity on circuits or wires that have voltage on them. 1

EX330-en-GB_V5.1 1/15 9FREQUENCY MEASUREMENTS 1. Use the MODE button to view the Hz unit of measure on the LCD display. 2. Insert the black test l