2 For your safety
6
To avoid any danger, the safety approval markings and safety tips on
the device must also be observed and their meaning looked up in this
operating instructions manual.
2.5
EU conformity
instrument with these directives.
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-
netic compatibility to other instruments must be ensured by suitable
measures.
The Safety Integrity Level (SIL) of an electronic system is used to as-
sess the reliability of integrated safety functions.
operating instructions.
instrument can be used homogeneously redundant up to SIL3 in
2.7
NAMUR recommendations
NAMUR is the automation technology user association in the process
industry in Germany. The published NAMUR recommendations are
mendations:
•
NE 21 – Electromagnetic compatibility of equipment
•
NE 43 – Signal level for fault information from measuring transduc-
ers
•
components
•
For further information see www.namur.de.
2.8
Installation and operation in the USA and
Canada
ing text is only available in the English language.
Functional safety (SIL)" of the
-
-
-
-
-