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
Showing 6 of 6 products

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

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
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