User's Manual

Table Of Contents
7ML19985JE03 SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 17
mmmmm
Specifications
Raised-Face Flange markings
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 (MMDDYY) followed by a number from 001 to 999.
Flange series: the Siemens Milltronics drawing identification.
Heat code: a flange material batch code identification.
Flat-Face Flange
See
Flat-Face Flange Dimensions
on page 18 for details.
Blind Flange Markings
(Optional Manufacturer’s Logo
[optional]; Flange Standard;
Nominal Size; Material; Heat
Code)
Machining Identification
Welded Assembly
Identification
a)
a)
When flange material is Alloy N06022/2.4602, additional material and heat code
identification is provided.
Serial no. Logo
Flange
series
Flange
series
Heat
Code no.
Facing
Manufacturer’s logo; EN 1092-1 05 B1’;
’DN50’ ’PN16’ ’1.4404 or 1.4435’ A1B2C3
mmddyyxxx XXXXX XXXXX A1B2C3 RF
process side
enclosure
mounting hole
bolt hole
flange O.D.
bolt hole circle
thickness