Extech Instruments MV130, MV110, MV120 User Manual

User’s Guide

MultiView™ Series
Digital MultiMeters

Models:
MV110
MV120
MV130

WARRANTY

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of
shipment (a six month limited warranty applies on sensors and cables). If it should become necessary to return the instrument for service during or
beyond the warranty period, contact the Customer Service Department at [phone] ext. 210 for authorization. A Return Authorization (RA)
number must be issued before any product is returned to Extech. The 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 misuse, improper wiring,
operation outside of specification, improper maintenance or repair, or unauthorized modification. Extech specifically disclaims any implied warranties
or merchantability or fitness for a specific purpose and will not be liable for any direct, indirect, incidental or consequential damages. Extech's total
liability is limited to repair or replacement of the product. The warranty set forth above is inclusive and no other warranty, whether written or oral, is
expressed or implied.

REPAIR AND CALIBRATION SERVICES
Extech offers complete repair and calibration services for all of the products we

sell. For periodic calibration, NIST certification or repair of any Extech product, call
customer service for details on services available. Extech recommends that calibration
be performed on an annual basis to ensure calibration integrity.

Copyright © 2002 Extech Instruments Corporation. All rights reserved

including the right of reproduction in whole or in part in any form.

V1.2 04/02

781-890-7440 ext. 200

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Tech Support

Hotlines

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www.extech.com

Introduction

Congratulations on your purchase of Extech model MV-110, MV-120, or MV-130 digital multimeter. Properly used, this
meter will provide many years of reliable service. The meters contains a large 3-1/2 or 4-1/2 digit LCD with adjustable
viewing angle and provides such measurement functions as: DC and AC voltage, DC and AC current, resistance,
temperature, frequency, capacitance, hFe, battery, square wave output, diode, and continuity check depending upon the
model.

Safety

International Safety Symbols

WARNING: This indicates that a potentially hazardous condition which, if not avoided, could result in death or serious

CAUTION: This indicates that a potentially hazardous condition which, if not avoided, could result in injury or damage to

for further information may be present.

injury.

the meter.

Refer to the manual Hazardous voltages Double insulation

Safety Precautions

1. WARNING: Improper use of this meter can cause damage, shock, injury or death. Read and understand this users
manual before operating the meter.

2. Make sure any covers or battery doors are properly closed and secured.

3. Always remove the test leads before replacing the battery or fuses.

4. Inspect the condition of the test leads and the meter itself for any damage before operating the meter. Repair or
replace any damage before use.

5. Do not exceed the maximum rated input limits.

6. Use great care when making measurements if the voltages are greater than 25VAC rms or 35VDC. These
voltages are considered a shock hazard.

7. Always discharge capacitors and remove power from the device under test before performing Capacitance, Diode,
Resistance or Continuity tests.

8. Remove the battery from the meter if the meter is to be stored for long periods.