Siemens SITRANS LR250 Operating Instructions Manual page 222

Dimension drawings
12.26 Raised-Face flange per EN 1092-1 for flanged horn antenna
Raised-Face flange dimensions
Pipe size Flange bolt
hole pattern
DN50 PN10/PN16
DN80 PN10/PN16
DN100 PN10/PN16
DN150 PN10/PN16
DN50 PN25/PN40
DN80 PN25/PN40
DN100 PN25/PN40
DN150 PN25/PN40
Raised-Face flange markings
Blind Flange Markings (Optional
Manufacturer's Logo [optional]; Flange
Standard; Nominal Size; Material; Heat
Code)
Manufacturer's logo; EN 1092-1 05 'B1';
'DN50' 'PN16' '1.4404 or 1.4435'
A1B2C3
When flange material is alloy N06022/2.4602, additional material and heat code identification
a)
is provided.
The flange markings are located around the outside edge of the flange.
Serial number: a unique number allotted to each flange, including the date of manufacture
Flange series: the Siemens Milltronics drawing identification.
Heat code:
220
⑤ ③ ②
Flange Bolt hole Bolt hole Ø
O.D. circle Ø (mm)
(mm) (mm)
165 125 18
200 160 18
220 180 18
285 240 22
165 160 18
200 160 18
235 190 22
300 250 26
Machining Identification
Serial no.
mmddyyx
xx
(MMDDYY) followed by a number from 001 to 999 (indicating the sequential
unit produced).
a flange material batch code identification.
①
No. of bolts
Angle of
adjacent
bolt holes
4 90
8 45
8 45
8 45
4 90
8 45
8 45
8 45
Logo Flange series
xxxxx
Operating Instructions, 08/2014, A5E32221386-AC
⑧ ⑩
Facing Ø Thickness
(mm) (mm)
102 18
138 20
158 20
212 22
138 20
138 24
162 24
218 28
Welded Assembly Identification
Flange Heat Code
series no.
xxxxx A1B2C3
SITRANS LR250 (PROFIBUS PA)
a)
Facing
RF