Markings On The Device - Samson BR 20a Mounting And Operating Instructions

2

Markings on the device

Each ball valve usually has the following marking.
Table 2-1: Marking on the type plate and on the body of the ball valve
Pos. For
1 Manufacturer PFEIFFER
2 Valve type BR (and number value)
Body material e.g. EN-JS 1049
3
Lining e.g. PTFE
4 Size DN (and number value)
5 Maximum pressure PN (and number value)
Max. permissible op- TS (and number value)
erating temperature
6
Max. permissible op- PS (and number value)
erating pressure
7 Test pressure PT (and number value)
Manufacturer number
e.g. 381234/001/001
from 2018
Manufacturer number
8 e.g. 211234/001/001
2009 to 2017
Manufacturer number
e.g. 2071234/001/001
until 2008
9 Flow coeffi cient e.g. kvs 10
10 Characteristic curve e.g. %
11 Test point number e.g. F123201-1
12 DataMatrix code
Conformity CE
13
Code No. 0035
14 Flow direction
Info
Markings on the body and the type plate must be permanent so that the ball valve remains identifi able.
EB 20a_EN
November 2023 edition
Subject to technical changes
Marking
Address see Chapter "15.3 Service"
e.g. BR 20a = Series 20a, see the PFEIFFER catalogue
No. of the material standard according to DIN EN 1563 (previous: GGG 40.3)
Material marking of the lining "PTFE"
Number value in [mm], e.g. DN 50/ number value in [inches], e.g. NPS2
Number value in [bar] at room temperature, e.g. PN 10 / number value [inches], e.g. cl150
PS are TS are related values here at the max. permissible operating temperature with the
max. permissible operating overpressure, see also the Pressure-Temperature Diagram

PT 20a-01 and
The test pressure must be observed depending on the device
38 1234
21 1234
207 1234
(DIN) = value, Cv (ANSI) = value (optional)
% = equal percentage, lin = linear (optional)
Specifi ed by the customer
Conformity is certifi ed separately by the manufacturer
"Notifi ed body" according to EU Directive = TÜV Rheinland Service GmbH
Attention: see the note in Chapter "5.4 Installing the ball valve in the pipe"
Remark

PT 20a-02
/001 /001
Valve no. within the item
Item in the order
Order
Year of manufacture (38=2018, 39=2019, 30=2020,
31=2021 etc.)
/001 /001
Valve no. within the item
Item in the order
Order
Year of manufacture (29=2009, 20=2010, 21=2011,
22=2012 etc.)
/001 /001
Valve no. within the item
Item in the order
Order
Year of manufacture (205=2005, 206=2006, 207=2007
etc.)
Markings on the device
2-1