Siemens SITRANS P Manual de usuario descargar pdf (Pagina 37)

SITRANS P measuring instruments for pressure

Transmitters for food, pharmaceuticals and biotechnology

SITRANS P300 for gage and absolute pressure

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Siemens FI 01 · 2009

Power supply U

Terminal voltage on transmitter 10.5 ... 42 V DC

for intrinsically safe operation: 10.5 ... 30 V DC

Supplied through bus

Separate power supply - Not necessary

Bus voltage

• Without EEx - 9 ... 32 V

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

Current consumption

• Max. basic current - 12.5 mA

• Startup current ≤ basic current - Yes

• Max. fault current in the event of a fault - 15.5 mA

Fault disconnection electronics (FDE) - Available

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)

Water, waste water Available soon

Explosion protection

Intrinsic safety "i" PTB 05 ATEX 2048

Identification Ex II 1/2 G EEx ia/ib IIB/IIC T4, T5, T6

Permissible ambient temperature

• Temperature class T4 -40 ... +85 °C (-40 ... +185 °F)

• Temperature class T5 -40 ... +70 °C (-40 ... +158 °F)

• Temperature class T6 -40 ... +60 °C (-40 ... +140 °F)

Connection To certified intrinsically-safe circuits with maxi-

mum values:

= 30 V, I

= 100 mA,

= 750 mW, R

= 300 Ω

To certified intrinsically-safe circuits with maxi-

mum values:

FISCO supply unit:

= 17.5 V, I

= 380 mA, P

= 5.32 W

Linear barrier:

= 24 V, I

= 250 mA, P

= 1.2 W

Effective inner capacitance: C

= 6 nF C

= 1.1 nF

Effective inner inductance: L

= 0.4 mH L

≤ 7 μH

Explosion protection to FM for USA and

Canada (cFMUS)

• Identification (DIP) or (IS); (NI) Certificate of Compliance 3025099

CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; CL I, ZN 0/1 AEx ia IIC T4 ... T6;

CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

• Identification (DIP) or (IS) Certificate of Compliance 3025099C

CL I, DIV 1, GP ABCD T4 ... T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC 4 ... T6;

CL I, DIV 2, GP ABCD T4 ... T6; CL II, DIV 2, GP FG; CL III

SITRANS P300 for gage pressure and absolute pressure

HART PROFIBUS PA and FOUNDATION Fieldbus

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 233 234

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