Sil Qualification According To Iec 61508; Fulfillment Of Namur Recommendations; Environmental Instructions - Siemens SITRANS LG250 Operating Instructions Manual

PBD-51041388
You can find the CE Certificate of Conformity in the download section
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Electromagnetic compatibility
Instruments in four-wire or Ex-d-ia version are designed for use in an
industrial environment. Nevertheless, electromagnetic interference
from electrical conductors and radiated emissions must be taken into
account, as is usual with class A instruments according to EN 61326-
1. If the instrument is used in a different environment, the electromag-
netic compatibility to other instruments must be ensured by suitable
measures.
2.6 SIL qualification according to IEC 61508
The Safety Integrity Level (SIL) of an electronic system is used to as-
sess the reliability of integrated safety functions.
For detailed specification of the safety requirements, multiple SIL
levels are specified according to safety standard IEC 61508. You can
find detailed information in chapter "Functional safety (SIL)"
The instrument meets the specifications of IEC 61508: 2010 (Edi-
tion 2). It is qualified for single-channel operation up to SIL2. The
instrument can be used homogeneously redundant up to SIL3 in
multi-channel architecture with HFT 1.
2.7 Fulfillment of NAMUR recommendations
The device fulfills the requirements of the applicable NAMUR recom-
mendations.
2.8

Environmental instructions

Protection of the environment is one of our most important duties.
That is why we have introduced an environment management system
with the goal of continuously improving company environmental pro-
tection. The environment management system is certified according
to DIN EN ISO 14001.
Please help us fulfill this obligation by observing the environmental
instructions in this manual:
•
Chapter "Packaging, transport and storage"
•
Chapter "Disposal"
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