Original operating manual
pilot-operated pressure regulators RP 824
16 Information on REACH and RoHS
16.1 Declaration on the REACH Regulation 1907/2006
Some Mankenberg products contain a candidate substance (SVHC) according to the Candidate List (REACH
Regulation, Article 33); status as of January 2021.
The following products include parts that contain candidate substances (SVHC) in a concentration higher than
0.1 percent by mass:
Product description
Pressure reducing valve
DM 4
Pressure reducing valve
DM 401
Pressure reducing valve
DM 502
Pressure reducing valve
DM 701
Back pressure regulator
UV 1.2
Back pressure regulator
UV 1.6
Back pressure regulator
UV 3.2
16.2 Declaration on the RoHS Directive 2011/65/EU
Mankenberg products are not electrical or electronic equipment and therefore do not fall within the scope of
RoHS Directive 2011/65/EU (RoHS, Article 2, paragraph 1 or Annex I).
17 Further information
You can obtain these instructions, the MANKENBERG data sheets quoted as well as further information –
including English language versions – from the following addresses:
Mankenberg GmbH
Spenglerstrasse 99
D-23556 Lübeck
18 Know How
18.1 Function
Back pressure regulators control an adjustable constant pressure upstream of the valve. A spring keeps the
valve close. As the inlet pressure rises the valve opens
RP 824-4.X.231 Issue 17.11.2023
Name (CAS No.)
Affected parts
Lead (7439-92-1)
Guide bushing, lantern
Lead (7439-92-1)
Piston flange
Lead (7439-92-1)
Seat piece, cone, washer,
piston guide
Lead (7439-92-1)
Piston flange, bushing,
water trap
Lead (7439-92-1)
Washer, piston guide
Lead (7439-92-1)
Lantern
Lead (7439-92-1)
Piston guide
Phone +49-451 -8 79 75 0
Fax +49-451 -8 79 75 99
E-Mail info@mankenberg.de
www.mankenberg.de
26
Note
Since lead is a firmly
bonded alloying element
and therefore no
exposure is expected,
no additional information
on safe use is
necessary.
www.mankenberg.com