Applications
·
Suitable for corrosive, contaminated, highly
viscous or hot pressure media
·
Chemical process industry
·
Petrochemical industry
·
High process pressures
Special Features
·
Flanged process connection per EN/ASME DN 15,
20, 25 or DN (NPS) ½", ¾", 1"
·
Design with internal diaphragm and diaphragm
bed, upper and lower housing threaded
·
Wide variety of special materials
Description
Pressure rating
PN 25 ... 250 resp. class 150 ... 1500
Suitable pressure
ranges
0 ... 0.6 bar to 0 ... 250 bar
Upper housing
(instrument connection)
Material stainless steel 316 L, G ½ female
Diaphragm
Material stainless steel 316 L, welded with upper housing
Effective diameter of diaphragm Mb = 52 mm
Sealing ring
FPM (Viton®) max. 200 °C
Lower housing
(process connection)
Material stainless steel 316 L
Flanges DN 15, 20, 25 following EN 1092-1, sealing face form
B1 or NPS ½", ¾", 1" per ASME B 16.5, RF 125 ... 250 AA
Fastening parts
Retainer flange, hexagonal bolts and nuts:
galvanised steel max. 200 °C
Optional extras
Upper housing
(instrument connection)
·
Stainless steel 1.4571, 1.4541, titanium
·
Capillary extension (welded with upper housing)
·
Cooling tower for directly mounted gauge when
fluid temperature > 100 °C
Diaphragm
·
Stainless steel 1.4571, 1.4435, 1.4539, 1.4541,
1.4462
·
Hastelloy B3, C4, C276, Monel 400, Nickel,
lnconel 600,
·
lncoloy 825, tantalum, titanium, zirconium
(upper housing titanium)
·
Silver foil max. 150 °C
·
PTFE foil max. 260 °C ≤ 100 bar
·
PFA coating max. 260 °C
·
ECTFE (Halar®) coating max. 150 °C