Miniature diaphragm seals

Span when

• G1B and 1" NPT

> 6 bar (> 87 psi)

• G1?B and 1?" NPT

> 2 bar (> 29 psi)

• G2B and 2" NPT

> 600 mbar (> 8.7 psi)

Fill fluid

Silicone oil M5 or food oil (FDA listed)

Material

• Main body

Stainless steel, mat. no. 1.4404/316L or
Hastelloy C276, mat. no. 2.4819

• Diaphragm

Stainless steel, mat. no. 1.4404/316L or
Hastelloy C276, mat. no. 2.4819

Maximum pressure

100 % of the nominal pressure of the pressure transmitter, but a maximum of PN 400 (5802 psi) (depending on the seal used)

Temperature of use

As for pressure transmitter

Temperature range of medium

As for pressure transmitter

Max. recommended process temperature

150 °C (302 °F)

Weight

• G1B and 1" NPT

Approx. 0.3 kg (approx. 0.66 lb)

• G1?B and 1?" NPT

Approx. 0.5 kg (approx. 1.10 lb)

• G2B and 2" NPT

Approx. 0.8 kg (approx. 1.76 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)