Gas flow meters for custody transfer and process applications

The FLOWSIC600 measurement device is an ultrasonic gas flow meter and sets the standard in its market segment for custody transfer of natural gas as well as steam flow measurement. The visually technical design demonstrates that it is geared to the tough industry conditions. The compact design with integrated cable routing means that the measuring system is rugged, insensitive to interference, low-maintenance, and has long-term stability. The FLOWSIC600 features extensive diagnostics options to allow detection of malfunctions even before the measurement is affected. Versions with 2, 4, 4 + 1, or 4 + 4 measuring paths enable a variety of process applications, including custody transfer measurements.


Technical data overview

Measured valuesVolumetric flow, a. c.,
volume a. c.,
gas velocity,
sound velocity
Number of measuring paths2, 4, 4+1, 4+4
Hazardous area1G
Class I Division 1
Class I Division 2
Measuring rangesMeasuring ranges depend on nominal pipe size
Gas temperature–40 °C … +180 °C
On request: –194 °C … +280 °C
Operating pressure0 bar (g) … 250 bar (g)
On request: 450 bar (g)
Nominal pipe size2 ″ … 48 ″
(DN 50 … DN 1200)
ConformitiesAGA-Report No. 9
API 21.1

OIML D 11:2013
OIML R 137-1:2006

ISO 17089-1
BS 7965
Enclosure ratingIP65 / IP66 / IP67
Type of fieldbus integrationASCII RS-485 (2x)
RTU RS-485 (2x)
Diagnostics functionsIntegrated device diagnosis and extended diagnosis via MEPAFLOW600 CBM software