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Dimension drawings
12.30 Raised-Face flange
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
223
12.30
Raised-Face flange
Stainless steel or optional alloy N06022/2.4602 (Hastelloy
®
C-22)
①
angle of adjacent bolt holes
⑥
bolt hole circle diameter
②
bolt hole diameter
⑦
facing height
③
bolt hole circle diameter
⑧
facing diameter
④
waveguide mounting hole
⑨
sensor reference point
⑤
Flange O.D.
⑩
thickness
Raised-Face flange dimensions
Pipe size
Flange bolt
hole pattern
⑤
Flange
O.D.
(mm)
③
Bolt hole
circle Ø
(mm)
②
Bolt hole Ø
(mm)
No. of
bolts
①
Angle of
adjacent
bolt holes
⑧
Facing Ø
(mm)
⑩
Thickness
(mm)
DN50
PN10/PN16
165
125
18
4
90
102
18
DN80
PN10/PN16
200
160
18
8
45
138
20
DN100
PN10/PN16
220
180
18
8
45
158
20