The 205 Series regulator are intended for primary pressure control of non-corrosive, high purity or liquefied gases (up to grade 4.5) in applications where minor fluctuations in outlet pressure due to diminishing inlet supply pressure can be Tolerated. HP inlet 3000PSIG

316L Stainless steel Diaphragm
The 205 Series regulator are intended for primary pressure control of non-corrosive, high purity or liquefied gases (up to grade 4.5) in applications where minor fluctuations in outlet pressure due to diminishing inlet supply pressure can be
Tolerated.
 
Advanced Features
* Chrome-plate forged brass body
   Economical high purity design
* High flow capacity
   Supply multiple user locations
* Pressure range 0-15 to 0-200 PSIG
   Broad rang of applications
* 3000 PSIG inlet pressure rating safe
   use with high pressure cylinders

Link For Techical Information  Concoa 205