It is a direct acting and spring-loaded regulator, fail to open, with impulse connected, to be fitted downstream or optionally incorporated to the outlet flange.

• 这是一个直接动作和弹簧负荷式减压器，失败即开，气流信号感应可连接下游管线，或可选用内建接口在减压器出口端的法兰凸缘上。