WIKA 990.18 按DIN11 851 标准的螺纹
卫生型隔膜压力表 3A FDA
Sterile Process Connection, Diaphragm Seals
for Food, Biochemical
and Pharmaceutical Industry
Threaded Coupling Model 990.18 ... 990.21
Diaphragm Seal, Model 990.18 with Union Nut and
Pressure Gauge Model 232.50 NS 100
Diaphragm Seal with Union Nut according to standards SMS,
IDF and APV-RJT
Applications
Food and beverage industry
For dairies, dairy-products, breweries
Special Features
For cleaning easy to open
Quick measuring point cleaning without residues
Suitable for SIP and CIP
3A certified and FDA conformity
Flush welded diaphragm
Description
Process connection
Thread with union nut
Model 990.18: threaded coupling DIN 11 851
Model 990.19: threaded coupling SMS standard
Model 990.20: threaded coupling IDF standard
Model 990.21: threaded coupling APV-RJT standard
Nominal sizes (DN) see dimensions overleaf
Pressure rating
see PN in dimensional tables from page 3
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 Europeanm Pharmacopoeia (1998)
Optional extras
Process connection
Male thread
Other nominal sizes (DN) and connections as per Südmo, BBS and further hygienic
process connectionson inquiry
Pressure rating
Higher pressure ratings on inquiry
Material of wetted parts
Stainless steel 1.4435 electropolished
Special materials on inquiry
Pressure instrument assembly
Assembly via cooling tower
Assembly via capillary, when ordering please specify: length of capillary
Fill fluid
KN 62 Liquid Paraffin (medical white oil), pharmacompatible, FDA approved,
KN 12 Glycerine/water, FDA approved
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