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4
2
Scope
2.1
Instrument version
This safety manual applies to point level sensors
SITRANS LVL200H - Relay (2 x SPDT) with SIL qualification
Electronics module:
•
SG60HT-S
Valid versions:
•
from HW Ver 1.0.0
•
from SW Ver 1.1.0
2.2
Area of application
The instrument can be used for level detection of liquids in a safety-
related system according to IEC 61508 in the modes low demand
mode or high demand mode.
Due to the systematic capability SC3 this is possible up to:
•
SIL2 in a single-channel architecture
•
SIL3 in a multiple channel architecture
The following interface can be used to output the measured value:
•
Relay (2 x SPDT)
Both NO contact must be connected in series!
2.3
SIL conformity
The SIL conformity was independently judged and certified by the
TÜV Rheinland according to IEC 61508:2010 (Ed.2).
The certificate is valid for the entire service life of all instruments that
were sold before the certificate expired!
NO = Normal Open
1)
Verification documents see appendix
2)
SITRANS LVL200H - Safety Manual
1)
2)
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