·KNFT,KNFT/BNC,KNFT-4/BNC,KNFT-
·KNFC,KNFC4/RJ45,KNFC8/RJ45,KNF
·KNFDB,KNFDB/2504-D ,KNFDB/2509
·KNFH1 ,KNFH2 ,KNFH2/2 ,KNFH2-1
·KNFH,KNFH1 ,KNFH2 ,KNFH2/2 ,KN
·KNFKG-BNG,KNFKG-F,KNFKG-N,KNFK
·KNFX,KNFX-1,KNFX-2,KNFX-3,KNFX
·WJ8012-Ex,开关量输入隔离式安全
·WJ8011-Ex,开关量输入隔离式安全