Extech Instruments DVA30 User Manual

DVA30-EU V2.1 03/09
2
International Safety Symbols
This symbol, adjacent to another symbol or terminal, indicates that
the user must refer to the manual for further information.
This symbol, adjacent to a terminal, indicates that, under normal
use, hazardous voltages may be present
Safety Precautions
1. Improper use of this meter can cause damage, shock, injury or death.
Read and understand this manual before use.
2. Secure any covers or battery doors before use.
3. Inspect the condition of the meter for any damage before use.
4. Remove the batteries from the meter if the meter is to be stored for long
periods.
Tester Description
1. Current Sensor and
LED
2. Current Detector “ON”
LED
3. Current Detector
Sensitivity adjustment
4. Current/Voltage/OFF function selector switch
5. Voltage Sensor and LED
6. Voltage Detector “ON” LED
7. Voltage Detector Sensitivity adjustment
8. Audible beeper
Specifications
Voltage detection 12V to 600VAC
Current sensitivity 200mA (0.2A) AC at 0.2”
Audible indication Beeper (Voltage & Current)
Visible indication Flashing LED (Voltage & Current)
Frequency range 50 to 500Hz
Operating Temperature 14 to 122°F (-10°C to 50°C)
Operating Humidity < 80% RH
Altitude < 2000m
Power supply (4) LR44 batteries or equivalent
Weight 2.1 oz. (60g)
Dimensions 7.6 x 1.2 x 0.9”
(192x31x24mm)
IEC 1010 Category III 600V
Indoor use

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.