L型系列低压隔膜密封具有可拆卸的弹性体隔膜,如果需要,可以更换或修理。这些密封元件适用于低压敏感仪表,如波纹管和膜片式仪表。它们对低至2”H2O (51 mm H2O, 4°C)的压力变化非常敏感。L系列隔膜密封采用在两个螺栓构件之间保留的隔膜。在清洗结构中,隔膜位于顶部和中部环之间。在LB和LG设计中,膜片位于顶部和底部之间。隔膜松散地保留在上部外壳内,便于维修或更换。这延长了密封元件的寿命,并允许现场更换和维修。移动橡胶膜片-适合低压力敏感性波纹管可用于腐蚀性应用程序和膜片式仪表材料优越的低压反应-压力低至2“水——真空29“Hg (LA和LH模型)大型volumetrie位移- 1.38立方英寸有四个基本版本的L系列隔膜带螺纹附件的密封。 The LB seal element is used for pressure applications only and has a pressure rating of 1250 psig at 100°F (86 bar at 38°C). The LG seal element is similar to the LB seal, except that it has a 1/4 NPT flushing connection. The LA seal element has a standard pressure rating of 1250 psig at 100°F (86 bar at 38°C), but may also be supplied with a pressure rating of up to 5000 psig.