WIKA 981.20 圓筒型隔膜密封，帶IDF標準的螺紋接口

Sterile Process Connection, Diaphragm In-line Seals
for Food, Biochemical and Pharmaceutical Industry
Threaded Coupling Model 981.18 ... 981.21

Diaphragm In-line Seal Model 981.18 with Male Thread and
Pressure Gauge Model 232.50 NS 100

Diaphragm In-line Seal Model 981.18 with Male Thread and
Pressure Transmitter Model S-10

    Applications
    For direct, fast installation and removal in pipelines
    For flowing, pure media
    Food and beverage industry

   Special Features
   Compley round diaphragm （Europ. Pat. No. 0609846） to avoid dead spaces
   Self-draining in all mounting positions
   Quick measuring point cleaning without residues
   Suitable for CIP
   EHEDG tested

  Description
  

   Process connection
   Male thread, on both sides
   Model 981.18: threaded coupling DIN 11 851
   Model 981.19: threaded coupling SMS standard
   Model 981.20: threaded coupling IDF standard
   Model 981.21: threaded coupling APV-RJT standard
   Nominal sizes （DN） see dimensions overleaf

  Pressure rating
   PN 40 bar for DN 20 ... DN 50 resp. DN 1" ... DN 2"
   PN 25 bar from DN 65 resp. DN 2½"

  Suitable pressure ranges
   0 ... 1 bar to 0 ... 25 resp. 40 bar

  Material of wetted parts
   Stainless steel 1.4435 （316L）

     Instrument connection
   Gauges directly welded, transmitter with adaptor screwed

   Fill fluid
   KN 7 Glycerine, food compatible, FDA approved, according to standard US Pharmacopoeia XXIV and European
Pharmacopoeia （1998）