Diaphragm seal with flange connection

Applications

● Aggressive, highly viscous, crystallising or hot media

● Process industry

● Small flange process connections

Special Features

● Flange with internal, all welded diaphragm

● Compact design

Specifications

Process connection, flange

Further flanges and options on request

Material combinations

1)The maximum permissible process temperature of the diaphragm seal system is limited by the joining method, by the system fill fluid and by the measuring instrument.

Further material combinations for special process temperatures on request

Dimensions in mm [in]
Flange connection in line with DIN EN 1092-1, form B1

Further dimensions and higher nominal pressures on request

Flange connection per ASME B 16.5, RF 125 ... 250 AA

Further dimensions and higher nominal pressures on request

Flange connection in line with GOST 33259, type B

Further dimensions and higher nominal pressures on request

Flange connection per JIS B 2220

Further dimensions and higher nominal pressures on request

Diaphragm seal:

Diaphragm seal model / Process connection (standard, flange size, nominal pressure, sealing face) / Materials (upper body of diaphragm seal, raised face insert, diaphragm) / Level of cleanliness of wetted parts / Origin of wetted parts / Version per NACE / Connection to the measuring instrument / Certificates

Diaphragm seal system:

Diaphragm seal model / Pressure measuring instrument model (per data sheet) / Mounting (direct mounting, cooling element, capillary) / Materials (upper body of diaphragm seal, raised face insert, diaphragm) / Min. and max. process temperature / Min. and max. ambient temperature / Vacuum service / System fill fluid / Certificates / Height difference / Level of cleanliness of wetted parts / Origin of wetted parts / Version per NACE / Diaphragm seal for mounting to zone 0 / Instrument mounting bracket / Process connection (standard, flange size, nominal pressure, sealing face)