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D-Series

Models: S-T

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Technical Datasheet

TDS-ST-A: FEB 2014

D-Series

Flanged Seals with Extended Diaphragm

Models: S-T

34.5

4 × Æ9

Direct connection with:

smart and analog pressure and

differential pressure transmitters

DIN 2512 Form N standard contact face

(DN50 PN40)

DIN 2526 Form E standard contact face

(DN80 PN40, DN100 PN40)

Length of cover:

54 mm for capillary £ 3 m

84 mm for capillary > 3 m

Capillary from 1 to 3 m

(special versions up to 6 m)

Remote connection with:

smart and analog

pressure and differential

pressure transmitters

Diaphragm seal type S-TK-P- diaphragm

seal with direct diaphragm cleaning system

Summary of content (4 pages)

PAGE 1
TDS-ST-A: FEB 2014 Technical Datasheet D-Series Flanged Seals with Extended Diaphragm d1 4 × Æ9 34.5 Dm Remote connection with: smart and analog pressure and differential pressure transmitters DIN 2526 Form E standard contact face (DN80 PN40, DN100 PN40) L DIN 2512 Form N standard contact face (DN50 PN40) Models: S-T 34.
PAGE 2
Dimensions Diaphragm Contact face Diameter External Thick- Diameter Number diameter diameter of bolt diameter ness of holes of circle K holes Dm d1 D d L Version Tube length T DN50 PN40 2’’ANSI 150 DN80 PN40 3’’ ANSI 150 48 48 75 75 102 92 138 127 125 120,5 160 152,5 165 150 200 190 22 20 24 24 18 20 18 20 4 4 8 4 50, 100 150, 200 DN100 PN40 4’’ANSI 150 88 89 162 158 190 190,5 235 230 24 24 22 20 8 8 50, 100 150 Application The diaphragm seal is a pressure transmitting, diaphragm-type
PAGE 3
Recommendations The essential metrological problem with diaphragm seals operational use is an absolute thermal zero error, resulting from the thermal expansion of the manometer liquid. The expansion effect must be compensation for by the separating diaphragm’s ﬂexibility.
PAGE 4
Models: S-T D-Series In the interest of development and improvement Delta Controls Ltd, reserves the right to amend, without notice, details contained in this publication. No legal liability will be accepted by Delta Controls Ltd for any errors, omissions or amendments. Delta Controls Limited Island Farm Avenue, West Molesey, Surrey KT8 2UZ, UK. T+44 (0)20 8939 3500 F+44 (0)20 8783 1163 E sales@delta-controls.com W www.delta-controls.com www.delta-controls.