Variable process connections, for aggressive, highly viscous media

Type series DD1110

Variable process connections, for aggressive, highly viscous media - DD1110


  • Separating diaphragm of stainless steel or special material
  • Volume optimised diaphragm base
  • System fillings for different applications
  • Various process connections; screw-in thread, flanges per EN and ASME
  • Measuring device connection: directly welded, directly screwed, with temperature decoupler, with capillary


  • Material certificate acc. to DIN EN 10204-3.1

Technical Data

Constructional design / case
Basic body: Volume reduced diaphragm base
Material: Stainless steel mat.-no. 1.4404 (316L)
Diaphragm: Flat diaphragm
Material wetted parts: Diaphragm: See order details data sheet
Basic body: Stainless steel mat.-no. 1.4404 (316L)
Measuring device connection
See order details data sheet.
Material stainless steel mat.-no. 1.4301 (304)
See order details data sheet.
In case of diaphragm with PTFE foil: gasket PTFE
System filling
See order details data sheet; further fillings upon request.
Further details to pressure transmission fluids see general technical information TA_038
Temperature error
In order to optimise the system we provide a detailed error calculation upon request.
With measuring device connection G1/2:
G1/2 , PN 100: approx. 1.5 kg
G1/2 , PN 250: approx. 2.1 kg
DN 25, PN 10-40: approx. 2.5 kg
DN 50, PN 10-40: approx. 3.5 kg
Further weights upon request.
Flame arrester MF21xx for connection of measuring devices to zone 0 see data sheet D6-025.
Type series
DD1110, DD1112


  • D5-041-1

    Data Sheet

  • TA_038

    Technical Information - Pressure Transmission Fluids

  • KE_004

    Declaration of Conformity