Extech Instruments DVA30 User Manual

User’s Guide
Model DVA30
AC Voltage and Current Detector
Non-Contact Voltage Detection
Non-Contact Current Detection
Identify “hot” conductors and terminals
Trace current carrying conductors behind
walls and in conduit
Sensitivity adjust to “home” in on conductors
Locate hidden wires
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Extech Instruments DVA30 Specifications

General

Brand	Extech Instruments
Model	DVA30
Category	Security Sensors
Language	English

Summary

Model DVA30 AC Voltage and Current Detector

Non-Contact Voltage and Current Detection

Detects AC voltage and current without direct contact, identifying hot conductors.

Conductor Tracing and Location

Traces current-carrying conductors behind walls and locates hidden wires.

Sensitivity Adjustment

Allows adjustment of sensitivity to precisely locate conductors.

Safety Information

International Safety Symbols

Explanation of symbols indicating user reference to manual or hazardous voltages.

Safety Precautions

Guidelines for safe operation, including inspecting meter and handling batteries.

Product Operation and Features

Voltage Detection Procedure

Steps for detecting AC voltage, including sensitivity adjustment and testing.

Current Detection Procedure

Steps for detecting AC current flow, emphasizing load requirement and sensitivity.

Battery Replacement

Instructions on how to safely replace the meter's batteries.

Typical Applications

Voltage Application Examples

Illustrates locating wire breaks and identifying hot terminals or polarity.

Current Application Examples

Shows tracing current through walls, conduit, and monitoring appliance circuits.