27
© 05.2022
12.2 RSD Restrictor Valve
12.2.2 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 (4mm).
12.2.1 Use
• For installation in the measurement line of the gas pressure regulator
12.2.3 Technical Data
• Type RSD
• Max. allowable pressure PS 25 bar
• Max. operating pressure p
max
25 bar
• Connection type onbothsidesG1/4“
Female thread
• Material Stainless steel
• Temperature range, Class 2 -20°Cto+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).
54
Ø39
openclose
To completely open the restrictor
valve when closed max.: 5 turns
ATTENTION
12.2.4 Application example