Spring-loaded governor with inlet pressure compensation diaphragm and zero turn-off to maintain constant set outlet pressure pa when gas flow fluctuates with safety diaphragm so no purging line is required, GDJ for gas, GDJ.. L For air, EC type testing and certification.

DN: 15 to 50,

Connection: thread,

pe: large. 400 mbar,

pa: 2 to 160 mbar.