Introduction; Precaution - Hitachi SJ Series Safety Function Manual

Introduction

S.1 Introduction
Thank you for purchasing Hitachi SJ Series P1 Inverter (here
after SJ-P1).
This Safety function Guide describes the information about
planning the installation, installing, commissioning, using
and servicing the Safety function of the SJ-P1 inverter.
The information not described in the Safety function Guide
must be referred to the User's Guide of the SJ-P1 inverter.
If there are any contents inconsistent between the User's
Guide of the SJ-P1 inverter and this Safety function Guide,
the instructions provided in this Safety function Guide
always have priority when the Safety function is used.
This Safety function Guide is provided in only electric data
(pdf) aiming to reduce the amount of paper resource
consumption and also to provide the latest information.
Only the Safety function Guide Supplement describing
minimum necessary information is enclosed with the
inverter.
■Safety function Guide (this document)
The Safety function Guide provides the information
necessary for handling the Safe Torque Off (STO) function
of the SJ-P1 inverter. Please make sure to read through this
documentation as well as the User's Guide of the SJ-P1
inverter when using the STO function of the SJ-P1 inverter.
If future updates make any difference from the Basic Guide
and the User's Guide, the description in the Safety function
Guide will have higher priority. Please make sure that the
inverter is always used within the specification provided in
the Safety function Guide and the User's Guide of the SJ-
P1 inverter. Additionally, please ensure to perform proper
inspection and maintenance in order to prevent failures
and risk before it happens.
Please refer to the following link for downloading the latest
documentation.
Hitachi Industrial Equipment Systems' Website
http://www.hitachi-ies.co.jp/english/index.htm
Please follow as below on the Website.
[Products information]  [Inverter]  [Download of
technical data]
You can request the data of those documents at any time
from:
Hitachi industrial equipment systems Co.,Ltd. or distributor
of Hitachi
S.2 Precaution
■For the proper use of the inverter
Please read through the User's Guide of the SJ-P1 inverter
as well as the Safety function Guide (this document) to
perfectly understand
precaution for the product to ensure safety and proper
usage before operating the inverter and using the STO
function.
Before attempting installation, operation, maintenance,
and inspection work of the safety related system, you
should understand the essential knowledge of the
functional safety as well as the knowledge of equipment,
information of safety, caution and how to use the inverter.
■Cautions
No part of this documentation may be reproduced or
revised in any form without the publisher's permission.
The contents in this documentation are subject to change
without prior notice.
You "CANNOT DO" what is not described in this Safety
function Guide. In addition, do not operate the product in
a manner not specified in the Safety function Guide. An
unexpected failure or accident may occur.
HITACHI (include distributor) does not accept any liability
for direct or indirect injury or damage caused by the
handling, operation and maintenance in manners which
are not specified in this Safety function Guide.
If you find any unclear or incorrect description, missing
description, misplaced or missing pages, or have a question
concerning the contents of the Safety function Guide,
please contact Hitachi industrial equipment systems
Co.,Ltd. or distributor of Hitachi.
Please note that the Basic Guide, User's Guide, the Safety
function Guide and the guides for each optional product to
be used should be delivered to the end user of the inverter.
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Introduction
proper handling and safety