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FLOWSIC600 · Technical Information · 8010125 V 4.0 · © SICK AG
Product Description
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2.5.2
Optional integrated Electronic Volume Corrector (EVC)
The FLOWSIC600 (firmware V3.4.00 or higher) can be ordered with an integrated
electronic volume corrector (EVC). On request and for extra charge, the EVC feature can be
activated in the field. Please contact your local representative.
The FLOWSIC600 supports three different algorithms for gas volume correction.
Alternatively the option "Fixed values" can be used.
For detailed information on the EVC see document "FLOWSIC600 Technical Bulletin: EVC"
(available from your local representative).
Table 5
Algorithms for gas volume correction and alternative option "Fixed values"
SGERG88
Applicable up to a pressure of 100 bar (1450 psi).
MR113-3
Algorithm created in Russia and recommended for use in the
Russian petroleum market for wet petroleum (flare gas) associated
gas in a temperature range of –10°C .. 230°C at pressures up to
150 bar.
GERG91 mod
Recommended for correction of dry natural gas in Russia.
Alternative option
"Fixed values"
Alternatively, the user can choose to calculate the molar mass using
the measured SOS and the gas temperature taken as fixed or live
value.