International Safety Symbols - Extech Instruments 411 User Manual

True rms multimeter

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Introduction

Congratulations on your purchase of the Extech 411 (part number EX411) True RMS Multimeter. This

meter measures AC/DC Voltage, AC/DC Current, Resistance, Diode Test, and Continuity plus

Thermocouple Temperature. Proper use and care of this meter will provide many years of reliable

service.

Safety

International Safety Symbols

WARNING

CAUTION

MAX

1000V

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

This WARNING symbol indicates a potentially hazardous situation, which if not

avoided, could result in death or serious injury.

This CAUTION symbol indicates a potentially hazardous situation, which if not

avoided, may result damage to the product.

This symbol advises the user that the terminal(s) so marked must not be

connected to a circuit point at which the voltage with respect to earth ground

exceeds (in this case) 1000 VAC or VDC.

EX411-en-GB_v4.3 4/15

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