Sil Qualification According To Iec 61508; Namur Recommendations; Installation And Operation In The Usa And Canada; Environmental Instructions - Vega VEGABAR 81 Operating Instructions Manual

2 For your safety
6
The corresponding conformity declarations can be found on our
homepage.
Due to the design of its process fittings, the device does not subject
of EU pressure device directive if it is operated at process pressures
≤ 200 bar.
1)
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)" of the
operating instructions.
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

NAMUR recommendations

As a Secondary Device, the device is part of an electronic differen-
tial pressure measurement. It fulfils the requirements of the NAMUR
recommendations of the respective Primary Devices.
2.8 Installation and operation in the USA and
Canada
This information is only valid for USA and Canada. Hence the follow-
ing text is only available in the English language.
Installations in the US shall comply with the relevant requirements of
the National Electrical Code (NEC - NFPA 70) (USA).
Installations in Canada shall comply with the relevant requirements of
the Canadian Electrical Code (CEC Part) (Canada).
2.9

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 fulfil this obligation by observing the environmental
instructions in this manual:
•
Chapter " Packaging, transport and storage"
•
Chapter " Disposal"
Exception: Versions with measuring ranges from 250 bar. These are subject
1)
of the EU Pressure Device Directive.
VEGABAR 81 • Secondary Device for electronic differential pressure