Rotating Flange Diaphragm Seals (S26Rx) - ABB S26 Series Operating Instruction

5.3 Rotating flange diaphragm seals – flush and extended (S26RA, S26RE, S26RH and S26RJ)
The extended and flush diaphragm remote seal is designed to connect to flanged pipe fitting, according to ASME B16.5 (S26RA),
EN 1092-1 (S26RE), JIS B 2220 standards (S26RJ) or ISO 10423 (S26RH).
For liquid level measurement installations the seal connects to a flanged tank nozzle, compliant to the relevant standard.
The sealing is provided by a selectable smooth or serrated gasket seat surface finish. The mounting flange is of rotating type and
can be supplied on carbon steel or in stainless steel AISI 316.
Figure 15: Flush rotating-flange seals (flushing ring as an option)
Figure 16: Extended rotating-flange seals
Figure 17: Flush rotating-fange (API) ring-joint construction
16 OI/S26-EN Rev. B | 2600T Series Pressure transmitters
F
G
158 (6.22)
140
nA
ØB
50, 100, 150 mm (1.97, 3.94, 5.91)
Insert lenght available
ØE
F
G
nH
BX
nC