PDS 变 送 器 选 型 目 录 简介........................................................................................................................ 1 工作原理 ................................................................................................................ 6 PDS403 压力变送器 ............................................................................................. 10 PDS413 压力变送器(造纸型) .......................................................................... 14 PDS423 压力型绝对压力变送器 .......................................................................... 18 PDS433 差压型绝对压力变送器 .......................................................................... 22 PDS443 差压变送器 ............................................................................................. 26 PDS453 高静压差压变送器 ................................................................................. 30 PDS463 液位变送器(平膜片型) ...................................................................... 34 PDS464 液位变送器(凸膜片型) ...................................................................... 39 PDS473 远传压力变送器 (平膜片型) ........................................................... 44 PDS474 远传压力变送器 (凸膜片型) ............................................................ 49 PDS475 远传绝对压力变送器(平膜片型)........................................................ 54 PDS476 远传绝对压力变送器(凸膜片型)........................................................ 59 PDS483 远传差压变送器(平膜片型) ............................................................... 64 PDS484 远传差压变送器(凸膜片型) ............................................................... 69 PDS485 远传差压变送器(一平一凸膜片型) .................................................... 74 PDS493 微差压变送器 ...........................................................................