User`s guide

Introduction
20
Symbols Used on the Instrument
Further information is available in this safety section.
Safety Information
This manual contains information and warnings that must be
followed by the user to ensure safe operation. Please read this
section before beginning operation of the ATD/TD.
Indicates the off position of the main power
switch
Indicates the on position of the main power switch
Indicates the Protective Conductor Terminal
Indicates Hot Surface
Indicates Risk of Electric Shock
Indicates an earth ground terminal
Indicates that there is a risk of pinching that could
cause a personal injury.
Indicates a risk of danger. Documentation must be
consulted to determine the nature of the potential
hazard and any actions which have to be taken.