Diaphragm seals

Comprehensive diaphragm seal portfolio for all process applications

Up to +400°C / +752°F and 0…400 bar / 0…5801 psi
Special wetted materials: tantalum, titanium, Hastelloy^®, gold or highly vacuum-proof PTFE coating
Very low temperature impact due to innovative diaphragm technology

OPTIBAR DSP 2000

Diaphragm seal with threaded connection or open measuring flanges

Direct or capillary tube attachment to OPTIBAR PM pressure transmitters
Thread: G ½ (male), ½ NPT (male, female); Open measuring flanges up to DN50 / 2"
Up to +400°C / +752°F (with capillary tube)
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media

OPTIBAR DSP 3000

Diaphragm seal with flange design and optional extension

For direct or capillary tube attachment to OPTIBAR PM pressure transmitters
Flange: DN50…100 / 2…4"; max. PN63 / ASME Cl 300
Up to +400°C / +752°F (with capillary tube)
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media

OPTIBAR DSD 3100

Diaphragm seal with flange design and optional extension

Direct attachment to OPTIBAR DP 7060 differential pressure transmitter
Flange: DN50…100 / 2…4"; max. PN63 / ASME Cl 300
Up to +150°C / +302°F
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media

OPTIBAR DSD 3110

Diaphragm seal with flange design and optional extension

Capillary tube attachment to OPTIBAR DP 7060 differential pressure transmitter
Flange: DN50…100 / 2…4"; max. PN63 / ASME Cl 300
Up to +400°C / +752°F
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media

OPTIBAR DSD 3210

Diaphragm seal with flange design and optional extension

Direct and capillary tube attachment to OPTIBAR DP 7060 differential pressure transmitter
Flange: DN50…100 / 2…4"; max. PN63 / ASME Cl 300
Up to +400°C / +752°F
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media

OPTIBAR DSD 3220

Diaphragm seal with flange design and optional extension

2 x capillary tube attachment to OPTIBAR DP 7060 differential pressure transmitter
Flange: DN50…100 / 2…4"; max. PN63 / ASME Cl 300
Up to +400°C / +752°F
Wetted materials for aggressive, corrosive, viscous, solidifying or abrasive media