Siemens SITRANS P Manual de usuario descargar pdf (Pagina 53)

SITRANS P measuring instruments for pressure

Transmitters for gage pressure for the paper industry

DS III series with PMC connection

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Siemens FI 01 · 2009

Rated operating conditions

Degree of protection (to EN 60529) IP65, IP68, NEMA X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

Process temperature -20 ... +100 °C (-4 ... +212 °F)

Ambient conditions

• Ambient temperature -20 ... +85 °C (-4 ... +185 °F)

• Storage temperature -50 ... +85 °C (-58 ... +185 °F)

• Climatic class

- Condensation Permissible

• Electromagnetic compatibility

- Emitted interference and interference im-

munity

To EN 61326 and NAMUR NE 21

Design

Weight (without options) ≈ 1.5 kg (≈ 3.3 lb)

Housing material Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408

Wetted parts materials Stainless steel

• Gasket (standard) PTFE flat gasket

• O-ring (minibolt) FPM (Viton) or optionally: FFPM or NBR

Measuring cell filling Silicone oil or inert filling liquid

Process connection (standard) Front-flush, 1½", PMC Standard design

Process connection (minibolt) Front-flush, 1", minibolt design

Power supply U

Supplied through bus

Terminal voltage on transmitter 10.5 ... 45 V DC

10.5 ... 30 V DC in intrinsically-safe mode

Separate 24 V power supply necessary - No

Bus voltage

• Not Ex - 9 ... 32 V

• With intrinsically-safe operation - 9 ... 24 V

Current consumption

• Basic current (max.) - 12.5 mA

• Startup current ≤ basic current - Yes

• Max. current in event of fault - 15.5 mA

Fault disconnection electronics (FDE) avail-

able

-Yes

Certificate and approvals

Classification according to pressure equip-

ment 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)

SITRANS P, DS III series for gage pressure with PMC connection for the paper industry

HART PROFIBUS PA or FOUNDATION Fieldbus

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Siemens SITRANS P Manual de usuario Pagina 53

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