MA200 Version 1.4 06/06

2

Introduction

Thank you for selecting the Extech MA200 AC Clamp Meter. This meter measures AC

Current, AC/DC Voltage, Resistance, Diode Test, and Continuity. This professional meter,

with proper care, will provide years of safe reliable service.

Safety

International Safety Symbols

This symbol, adjacent to another symbol or terminal, indicates 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

Double insulation

A UL mark does not indicate that this product has been evaluated for the accuracy of its

readings.

SAFETY NOTES

•

Do not exceed the maximum allowable input range of any function

• Do not apply voltage to meter when resistance function is selected.

• Set the function switch OFF when the meter is not in use.

• Remove the battery if meter is to be stored for longer than 60 days.

WARNINGS

• Set function switch to the appropriate position before measuring.

• When measuring volts do not switch to current/resistance modes.

• Do not measure current on a circuit whose voltage exceeds 240V.

• When changing ranges using the selector switch always disconnect the test leads

from the circuit under test.

• Do not exceed the maximum rated input limits.

OVERVOLTAGE CATEGORY III

This meter meets the IEC 610-1-95 standard for OVERVOLTAGE CATEGORY III. Cat III

meters are protected against overvoltage transients in fixed installation at the distribution

level. Examples include switches in the fixed installation and some equipment for industrial

use with permanent connection to the fixed installation.