WIKA 981.21 圓筒型隔膜密封，帶APV-RJT標(biāo)準(zhǔn)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）