Aperflux 851 is pilot-controlled pressure regulator for medium and high pressure applications.
Aperflux 851 is normally a failed open regulator and specifically will open under the following conditions:
This regulator is suitable for use with previously filtered, non-corrosive gases.
|Range of inlet pressure bpu||1,3 - 85 bar|
|Outlet pressure range of Wd||12 to 1,073 PSIG (depending on the installed pilot)|
|Accuracy class||up to 5|
|Closing pressure class SG||from 5% to 1.5%, depending on outlet pressure|
|Flanging||Class 150 RF according to ANSI B16.5 and PN16 according to ISO 7005|
|Available size DN||1", 2", 3", 4", 6", 8", 10"|
|Design pressure||up to 102 bar|
|Maximum working differential pressure||84,2|
|Minimum working differential pressure||0.5 bar - Recommended > 2 bar|
|Design temperature||-20°C a +60°C (higher or lower temperatures on request)|