Quick-release diaphragm seals

Connection, nominal diameter

Nominal pressure

For gauge pressure

• Acc. to DIN 11851 with slotted union nut

• DN 25

PN 40

• DN 32

PN 40

• DN 40

PN 40

• DN 50

PN 25

• DN 65

PN 25

• DN 80

PN 25

• Acc. to DIN 11851 with threaded socket

• DN 25

PN 40

• DN 32

PN 40

• DN 40

PN 40

• DN 50

PN 25

• DN 65

PN 25

• DN 80

PN 25

• Clamp connection

• 1Ѕ inch

PN 16

• 2 inch

PN 16

• 2Ѕ inch

PN 16

• 3 inch

PN 10

For differential pressure and flow

• Acc. to DIN 11851 with slotted union nut

• DN 50

PN 25

• DN 65

PN 25

• DN 80

PN 25

• Acc. to DIN 11851 with threaded socket

• DN 50

PN 25

• DN 65

PN 25

• DN 80

PN 25

• Clamp connection

• 2 inch

PN 16

• 2Ѕ inch

PN 16

• 3 inch

PN 10

Sealing face

• For stainless steel, mat. no. 1.4404/316L

Acc. to EN 1092‑1, form B1 or

ASME B 16.5RF 125 ... 250 AA

• For other materials

Acc. to EN 1092‑1, form B2 or

ASME B16.5 RFSF

Materials

• Main body

Stainless steel, mat. no. 1.4404/316L

• Wetted parts

Stainless steel, mat. no. 1.4404/316L

• Capillary

Stainless steel 1.4571/316Ti

• Sheath

Spiral hose made of stainless steel, mat. no. 1.4301/316

Maximum pressure

See above and the technical data of the pressure transmitter

Tube length

Without tube

Capillary

• Length

Max. 10 m (32.8 ft), longer lengths on request

• Internal diameter

2 mm (0.079 inch)

• Minimum bending radius

150 mm (5.9 inch)

Fill fluid

Food oil (FDA-listed)

Permissible ambient temperature

Dependent on the pressure transmitter and the fill fluid of the remote seal

More information can be found in the technical specifications of the pressure transmitters and in the section "Technical specifications of fill fluid" in the technical description of the remote seals.

Weight

Approx. 4 kg (8.82 lb)

Certificates and approvals

Classification according to pressure equipment directive (PED 2014/68/EU)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of article 4, paragraph 3 (sound engineering practice)

EHEDG

Complies with EHEDG recommendations