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© 05.2022
12.3 RSD Restrictor Valve
12.3.2 Application / Function
•
For finer adjustment of the control behavior of the regulator
•
For vibration-free outlet pressure regulation.
The RSD is a throttle valve that affects the volumetric flow in the measurement line from outside by means of a
continuously adjustable narrowing of the cross-section. The adjustment is done by means of an Allen key (4 mm).
12.3.1 Use
•
For installation in the measurement line of the gas pressure regulator
12.3.3 Technical Data
• Type
RSD
• Max. allowable pressure PS
5 bar*
• Max. operating pressure p
max
5 bar*
• Connection type
on both sides G 1/4“
Female thread
• Material
Stainless steel
• Temperature range, class 2
-20°C to +60°C
(operating/ambient temperature)
• Ex protection
The mechanical components of the device do not have any
potential ignition sources of their own and are thus not
covered by the scope of ATEX 95 (94/9/EC).
*) On demand also available for 25 bar
54
Ø39
open
close
To completely open the restrictor
valve when closed max.: 5 turns
ATTENTION
12.3.4 Application example
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