Hitachi SJ P1 Series, Руководство по функциям безопасности

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0-4
Introduction
Introduction
S
Term /
Abbreviation
Description
SIL
Safety integrity level (1-3)
(IEC61508)
SILCL SIL claim limit (EN/IEC62061)
Sink logic
Signal is recognized as ON when
current flows out from signal
terminal.
That may differ
depending on systems.
Source logic
A type of logic that signal is
recognized as ON when current
flows into the terminal. This logic
may differ depending on region
or system.
Specification label
The label affixed on the
product, on which specification
of the inverter is written
STO
Safe torque off (EN/IEC61800-5-
2)
Stop category 0
A type of stop category defined
in EN/IEC60204-1.
Stopping by immediate removal
of power to the machine
actuator.
U
Term /
Abbreviation
Description
User's Guide
The documentation that
provides the detailed
information to handle the
inverter
V
Term /
Abbreviation
Description
Validation
Confirmation by examination
and provision of objective that
the safety system meets the
requirements
set by the
specification
Verification
Confirmation by examination
and provision of objective
evidence that the requirements
have been fulfilled