Siemens SITRANS P Manual de usuario descargar pdf (Pagina 129)

SITRANS P measuring instruments for pressure

Transmitters for gage, absolute and differential pressure, flow and level

DS III series

for level

2/129

Siemens FI 01 · 2009

Selection and Ordering data Order No.

SITRANS P pressure transmitter

for level

DS III PA series (PROFIBUS PA) 7 M F 4 6 3 4 -

DS III FF series (FOUNDATION Fieldbus) 7 M F 4 6 3 5 -

7 7

7 7 7 7

Nominal measuring range

250 mbar (3.63 psi) D

600 mbar (8.70 psi) E

1600 mbar (23.2 psi) F

5 bar (72.5 psi) G

Process connection of low-pressure side

Female thread ¼-18 NPT with flange connection

• Mounting thread M10 to DIN 19213

(only for replacement needs)

• Mounting thread

-20 UNF to EN 61518 2

Non-wetted parts materials

Process flange screws Electronics housing

Stainless steel Die-cast aluminium 2

Stainless steel Stainless steel precision

casting

Version

• Standard version 1

• International version, English label inscriptions,

documentation in 5 languages on CD

Explosion protection

• Without A

• With ATEX, Type of protection:

- "Intrinsic safety (EEx ia)" B

- "Explosion-proof (EEx d)"

Without cable gland, with blanking plug.

- "Intrinsic safety and explosion-proof e

nclosure (EEx ia + EEx d)"

With enclosed cable gland EEx ia and blanking plug.

- "Ex nA/nL (zone2)" E

- "Intrinsic safety, explosion-proof enclosure

and dust explosion protection (EEx ia +

EEx d + Zone 1D/2D)"

(not for DS III FF)

• With FM + CSA, Type of protection:

- "Intrinsic safety and explosion-proof

(is + xp)"

N C

Electrical connection / cable entry

• Screwed gland M20x1.5 B

• Screwed gland ½-14 NPT C

• Plug M12 incl. mating connector

Not together with types of protection "Explosion-proof" and "Intrinsic safety

and explosion-proof"

Display

• Without indicator 0

• Without visible digital indicator (digital indicator

hidden, setting: mA)

} 1

• With visible digital indication 6

• With customer-specific digital indication (setting

as specified, Order code "Y21" or required)

Ordering information:

1st order item: Pressure transmitter 7MF4634-...

2nd order item: Mounting flange 7MF4912-...

Ordering example:

Item line 1: 7MF4634-1EY20-1AA1

Item line 2: 7MF4912-3GE01

Included in delivery of the device:

• Brief instructions (Leporello)

• CD-ROM with detailed documentation

• Sealing plug(s) or sealing screw(s) for the process flanges(s)

Selection and Ordering data Order code

Further designs

HART PA FF

Add "-Z" to Order No. and

specify Order code.

O-rings for process flanges on

low-pressure side

(instead of FPM (Viton))

• PTFE (Teflon) A20 9

• FEP (with silicone core, approved for food) A21 9

• FFPM (Kalrez, compound 4079) A22 9

• NBR (Buna N)

A23 9

Plug

• Han 7D (metal, gray) A30 9

• Han 8U (instead of Han 7D) A31 9

Sealing screws

¼-18 NPT, with valve in material of process

flanges

A40 9

Cable sockets for M12 connectors (metal) A50 9

Rating plate inscription

(instead of German)

• English B11 9

•French B12 9

• Spanish B13 9

• Italian B14 9

English rating plate

B21 9

Pressure units in inH

O or psi

Quality inspection certificate (Factory cali-

bration) to IEC 60770-2

C11 9

Acceptance test certificate C12 9

To EN 10204-3.1

Factory certificate C14 9

To EN 10204-2.2

"Functional Safety (SIL)" certificate C20 9

"PROFIsafe" certificate and protocol C21 9

Setting of upper limit of output signal to

22.0 mA

D05 9

Type of protection IP68 D12 9

(not together with PROFIBUS plug M12)

Supplied with oval flange D37 9

(1 item), PTFE packing and stainless steel

screws in thread of process flange

Use on zone 1D / 2D E01 9

(only together with type of protection

"Intrinsic safety (EEx ia)")

Use on zone 0 E02 9

(only together with type of protection

"Intrinsic safety (EEx ia)")

Overfilling safety device for flammable

and non-flammable liquids

E08 9

(max. PN 32 (MVWP 464 psi), basic device

with type of protection "Intrinsic safety

(EEx ia)")

Explosion-proof "Intrinsic safety" to

INMETRO (Brazil)

E25 9

(only for transmitter 7MF4...-.....-.B..)

Explosion-proof "Intrinsic safety" to

NEPSI (China)

E55 9

(only for transmitter 7MF4...-.....-.B..)

Explosion protection "Explosion-proof" to

NEPSI (China)

E56 9

(only for transmitter 7MF4...-.....-.D..)

Explosion-proof "Zone 2" to NEPSI (China) E57 9

(only for transmitter 7MF4...-.....-.E..)

Interchanging of process connection side H01 9

1 2 ... 124 125 126 127 128 129 130 131 132 133 134 ... 233 234

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