4
Safety Symbol Definitions
Symbol Description Symbol Description
Direct current Terminal for Line conductor on permanently
installed equipment
Alternating current Caution, risk of electric shock
Both direct and alternating current Caution, hot surface
Three-phase alternating current Caution (refer to accompanying documents)
Earth (ground) terminal In position of a bi-stable push control
Protective earth (ground) terminal
(Intended for connection to external
protective conductor.)
Out position of a bi-stable push control
Frame or chassis terminal On (supply)
Terminal for Neutral conductor on
permanently installed equipment
Off (supply)
Terminal is at earth potential
(Used for measurement and control
circuits designed to be operated with
one terminal at earth potential.)
Standby (supply)
Units with this symbol are not completely
disconnected from ac mains when this switch is
off. To completely disconnect the unit from ac
mains, either disconnect the power cord or have
a qualified electrician install an external switch.
Notice
The information contained in this document is subject to change without notice. Agilent Technologies makes no warranty of
any kind with regard to this material, including but not limited to, the implied warranties of merchantability, and fitness for a
particular purpose.
Agilent Technologies
shall not be liable for errors contained herein or for incidental or consequential damages in
connection with the furnishing, performance or use of this material.
This document contains proprietary information which is protected by copyright. All rights are reserved. No part of this
document may be photocopied, reproduced, or translated into another language without the prior written consent of Agilent
Technologies.
Copyright 1993, 2000 Agilent Technologies, Inc.
Printing History
The edition and current revision of this manual are indicated below. Reprints of this manual containing minor corrections
and updates may have the same printing date. Revised editions are identified by a new printing date. A revised edition
incorporates all new or corrected material since the previous printing date.
First Edition ............July, 1993
Second Edition ...... September, 2000
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