Siemens SITRANS P Manual de usuario descargar pdf (Pagina 173)

SITRANS P measuring instruments for pressure

Miniature diaphragm seal

For gage and absolute pressure

2/173

Siemens FI 01 · 2009

■

Overview

Miniature diaphragm seals

The miniature diaphragm seals are available for the following

SITRANS P pressure transmitter series for pressure:

• P300, DS III, DS III PA, DS III FF

Suitable for high pressures, contaminated, fibrous and viscous

media in the chemical, paper, food and drink industries.

■

Design

• Flush-mounted diaphragm

• No dead spaces

• Fixed threaded stems

■

Dimensional drawings

: Effective diaphragm diameter

Miniature diaphragm seal, dimensions in mm (inch)

■

Technical specifications

GØ d

SW Ø d L H

mm (inch) mm (inch) mm (inch) mm (inch) mm (inch)

G1B 25 (0.98) 41 (1.61) 39 (1.53) 28 (1.1) 56 (2.21)

G1½B 40 (1.57) 55 (2.17) 60 (2.36) 30 (1.18) 50 (1.97)

G2B 50 (1.97) 60 (2.36) 70 (2.76) 30 (1.18) 63 (2.48)

146 (5.75)

Miniature diaphragm seals

Span with

• G1B > 6 bar (> 87 psi)

• G1½B > 2 bar (> 29 psi)

• G2B > 600 mbar (> 8.7 psi)

Filling liquid Silicone oil M5 or food oil (FDA listed)

Material

• Main body Stainl. steel mat No. 1.4404/ 316L

• Diaphragm Stainl. steel mat No. 1.4404 / 316L

Maximum pressure 100% of nominal pressure of pressure

transmitter, up to maximum of PN 400

(5802 psi) (depending on the seal

used)

Temperature of use Same as pressure transmitter

Temperature range of medium Same as pressure transmitter

Max. recommended process

temperature

150 °C (302 °F)

Weight

• G1B Approx. 0.3 kg (approx. 0.66 lb)

• G1½B Approx. 0.5 kg (approx. 1.10 lb)

• G2B Approx. 0.8 kg (approx. 1.76 lb)

Certificate and approvals

Classification according to

pressure equipment directive

(DRGL 97/23/EC)

For gases of fluid group 1 and liquids

of fluid group 1; complies with

requirements of article 3, para-

graph 3 (sound engineering practice)

Selection and Ordering data Order No. Ord. code

Miniature diaphragm seals

7 M F 4 9 6 0 -

directly fitted to SITRANS P pressure transmitters

for pressure; type, 7MF403

7 and 7MF4237

together with Order code "V01" (vacuum-proof

design) and 7MF802

; must be ordered sepa-

rately

Material: Stainless steel, mat. No. 1.4401

Pressure rating, see "Pressure transmitters"

With 7MF8027 and the measuring cells Q, S, T and U also order the

vacuum-tight version.

D) Subject to export regulations AL: N, ECCN: EAR99H.

7 7

7 7 7 7

Process connection

•G1B C

•G1½B D

•G2B E

•1“ - NPT K

• 1½“ - NPT L

•2“ - NPT M

Other version, add Order code and plain text:

Process connection: ...

Z J 1 Y

Wetted parts materials

• Stainless steel 316L A

Other version, add Order code and plain text:

Wetted parts materials: ...

Z K 1 Y

Filling liquid

• Silicone oil M5 1

• Food oil (FDA listed) 7

Other version, add Order code and plain text:

Filling liquid: ...

9 M 1 Y

Selection and Ordering data Order code

Further designs

Please add "-Z" to Order No. and specify Order code.

Quality inspection certificate (Factory calibration) to

IEC 60770-2

C11

Acceptance test certificate

to EN 10204, section 3.1

C12

Vacuum-proof design

for use in low-pressure range

V01

1 2 ... 168 169 170 171 172 173 174 175 176 177 178 ... 233 234

Comentarios a estos manuales

Sin comentarios

Siemens SITRANS P Manual de usuario Pagina 173

Comentarios a estos manuales

Relacionado con productos y manuales para Los Componentes Del Dispositivo De Seguridad Siemens SITRANS P