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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
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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
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