DEVICE DESCRIPTION
2
2.2.5 Devices with integrated nominal diameter reduction
The device versions F1R and F2R offer an integrated nominal diameter reduction up to two
nominal diameter sizes to assure best results in accuracy and optimum measuring ranges; even
in pipelines with large diameters, which have been designed for a low pressure loss.
Nominal
Nominal size of process connections
diameter of flow
sensor
DN15
DN15
StV ①
DN25
-
DN40
-
DN50
-
DN80
-
DN100
-
DN150
-
DN200
-
DN250
-
DN300
-
Table 2-1: Integrated nominal diameter reduction
① Standard version
18
DN25
DN40
DN50
F1R
F2R
-
F1R
F2R
StV ①
-
F1R
StV ①
-
-
StV ①
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
www.siemens.com/flow
DN80
DN100
DN150
-
-
-
-
-
-
F2R
-
-
F1R
F2R
-
StV ①
F1R
F2R
-
StV ①
F1R
-
-
StV ①
-
-
-
-
-
-
-
-
-
SITRANS FX330
DN200
DN250
DN300
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
F2R
-
-
F1R
F2R
-
F1R
F2R
StV ①
-
F1R
StV ①
-
-
StV ①
08/2022 - A5E36751269-AG EN