SIEMENS SITRANS P DS III for differential pressure and flow

Product No. / Product DescriptionListprice / Your price
7MF4433-…..-….
SITRANS P DS III / P410, HART, 4-20 mA transmitter for differential pressure and flow PN 32/160 gas 1/liquids 1 art. 3.3 sep
7MF4434-…..-….
SITRANS P DS III / P410, PROFIBUS PA, transmitter for differential pressure and flow PN 32/160
7MF4435-…..-….
SITRANS P DS III / P410, Fieldbus Foundation, transmitter for differential pressure and flow PN 32/160
7MF4533-…..-….
SITRANS P DS III / P410, HART, 4-20 mA transmitter for differential pressure and flow PN 420
7MF4534-…..-….
SITRANS P DS III / P410 PROFIBUS PA, transmitter for differencial pressure and flow PN 420
7MF4535-…..-….
SITRANS P DS III / P410, Fieldbus Foundation, transmitter for differencial pressure and flow PN 420

Technical specifications

SITRANS P, DS III for differential pressure and flow

Input

Measured variable

Differential pressure and flow

Span (infinitely adjustable) or nominal measuring range and maximum operating pressure (pursuant to 2014/68/EU Pressure Equipment Directive)

HART

PROFIBUS PA and FOUNDATION Fieldbus

Span

Nominal measuring range

Max. perm. operating pressure MAWP (PS)

1 … 20 mbar
0.1 … 2 kPa
0.4 … 8 inH2O

20 mbar
2 kPa
8 inH2O

32 bar
3.2 MPa
464 psi

1 … 60 mbar
0.1 … 6 kPa
0.4 … 24 inH2O

1 … 60 mbar
0.1 … 6 kPa
0.4 … 24 inH2O

160 bar
16 MPa
2320 psi

2.5 … 250 mbar
0.2 … 25 kPa
1 … 100 inH2O

2.5 … 250 mbar
0.2 … 25 kPa
1 … 100 inH2O

6 … 600 mbar
0.6 … 60 kPa
2.4 … 240 inH2O

6 … 600 mbar
0.6 … 60 kPa
2.4 … 240 inH2O

16 … 1600 mbar
1.6 …. 160 kPa
6.4 … 642 inH2O

16 … 1600 mbar
1.6 …. 160 kPa
6.4 … 642 inH2O

50 … 5000 mbar
5 … 500 kPa
20 … 2000 inH2O

50 … 5000 mbar
5 … 500 kPa
20 … 2000 inH2O

0.3 … 30 bar
0.03 … 3 MPa
4.35 … 435 psi

0.3 … 30 bar
0.03 … 3 MPa
4.35 … 435 psi

2.5 … 250 mbar
0.25 … 25 kPa
1 … 100 inH2O

2.5 … 250 mbar
0.25 … 25 kPa
1 … 100 inH2O

420 bar
42 MPa
6091 psi

(500 bar/50 MPa/7250 psi can be optionally ordered with order code D56)

6 … 600 mbar
0.6 … 60 kPa
2.4 … 240 inH2O

6 … 600 mbar
0.6 … 60 kPa
2.4 … 240 inH2O

16 … 1600 mbar
1.6 … 160 kPa
6.4 … 642 inH2O

16 … 1600 mbar
1.6 … 160 kPa
6.4 … 642 inH2O

50 … 5000 mbar
5 … 500 kPa
20 … 2000 inH2O

50 … 5000 mbar
5 … 500 kPa
20 … 2000 inH2O

0.3 … 30 bar
0.03 … 3 MPa
4.35 … 435 psi

0.3 … 30 bar
0.03 … 3 MPa
4.35 … 435 psi

Low measuring limit

  • Measuring cell with silicone oil filling

-100% of max. measuring range (-33 % for 30 bar /3 MPa /435 psi measuring cell) or 30 mbar a /3 kPa a /0.44 psi a

  • Measuring cell with inert liquid
  • for process temperature -20 °C < ϑ ≤ +60 °C
    (-4 °F < ϑ ≤ +140 °F)

-100% of max. measuring range (-33 % for 30 bar /3 MPa /435 psi measuring cell) or 30 mbar a /3 kPa a /0.44 psi a

  • for process temperature 60 °C < ϑ ≤ +100°C (max. 85 °C for measuring cell 30 bar) (140 °F < ϑ ≤ +212 °F (max. 185 °F for measuring cell 435 psi))

30 mbar a + 20 mbar a . ( ϑ – 60 °C)/°C
3 kPa a + 2 kPa a . ( ϑ – 60 °C)/°C
0.44 psi a + 0.29 psi a . ( ϑ – 140 °F)/°F

Upper measuring limit

100 % of the max. measuring span (for oxygen measurement max. 100 bar/10 MPa/ 1450 psi and 60 °C (140 °F) ambient temperature/process temperature

Start of scale

Between the measuring limits (infinitely adjustable)

Output

HART

PROFIBUS PA and FOUNDATION Fieldbus

Output signal

4 … 20 mA

Digital PROFIBUS PA and FOUNDATION Fieldbus signal

  • Lower limit (infinitely adjustable)

3.55 mA, factory preset to 3.84 mA

  • Upper limit (infinitely adjustable)

23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA (with order code D05)

Load

  • Without HART

RB ≤ (UH – 10.5 V)/0.023 A in Ω,
UH: Power supply in V

  • With HART

RB = 230 … 500 Ω (SIMATIC PDM) or
RB = 230 … 1100 Ω (HART Communicator)

Physical bus

IEC 61158-2

Protection against polarity reversal

Protected against short-circuit and polarity reversal. Each connection against the other with max. supply voltage.

Electrical damping (step width 0.1 s)

Set to 2 s (0 … 100 s)

Measuring accuracy

According to IEC 60770-1

Reference conditions

  • Rising characteristic curve
  • Start of scale 0 bar
  • Seal diaphragm stainless steel
  • Silicone oil filling
  • Room temperature 25 °C (77 °F)

Measuring span ratio r (spread, Turn-Down)

r = maximum measuring span/set measuring span or nominal measuring range

Error in measurement at limit setting including hysteresis and reproducibility

  • Linear characteristic
  • 20 mbar/2 kPa/0.29 psi

r ≤ 5 :
5 < r ≤ 10 :
10 < r ≤ 20 :

≤ 0.075 %
≤ (0.0029 · r + 0.071) %
≤ (0.0045 · r + 0.071) %

  • 60 mbar/6 kPa/0.87 psi

r ≤ 5 :
5 < r ≤ 60 :

≤ 0.15 %
≤ (0.005 · r + 0.05) %

  • 250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

r ≤ 5 :
5 < r ≤ 100 :

≤ 0.065 %
≤ (0.004 · r + 0.045) %

  • Square-rooted characteristic (flow > 50%)
  • 20 mbar/2 kPa/0.29 psi

r ≤ 5 :
5 < r ≤ 10 :
10 < r ≤ 20 :

≤ 0.075 %
≤ (0.0029 · r + 0.071) %
≤ (0.0045 · r + 0.071) %

  • 60 mbar/6 kPa/0.87 psi

r ≤ 5 :
5 < r ≤ 60 :

≤ 0.075 %
≤ (0.005 · r + 0.05) %

  • 250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

r ≤ 5 :
5 < r ≤ 100 :

≤ 0.065 %
≤ (0.004 · r + 0.045) %

  • Square-rooted characteristic (flow 25 … 50%)
  • 20 mbar/2 kPa/0.29 psi

r ≤ 5 :
5 < r ≤ 10 :
10 < r ≤ 20 :

≤ 0.15 %
≤ (0.0058 · r + 0.142) %
≤ (0.0095 · r + 0.142) %

  • 60 mbar/6 kPa/0.87 psi

r ≤ 5 :
5 < r ≤ 60 :

≤ 0.15 %
≤ (0.01 · r + 0.1) %

  • 250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

r ≤ 5 :
5 < r ≤ 100 :

≤ 0.13 %
≤ (0.008 · r + 0.09) %

Influence of ambient temperature (in percent per 28 °C (50 °F))

  • 20 mbar/2 kPa/0.29 psi

≤ (0.15 · r + 0.1) %

  • 60 mbar/6 kPa/0.87 psi

≤ (0.075 · r + 0.1) %

  • 250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

≤ (0.025 · r + 0.125) %

Effect of static pressure

  • on the start of scale
  • 20 mbar/2 kPa/0.29 psi

≤ (0.15 · r) % per 32 bar
(zero-point correction is possible with position error adjustment)

  • 60 mbar/6 kPa/0.87 psi
    250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi

≤ (0.1 · r) % per 70 bar
(zero-point correction is possible with position error adjustment)

  • 5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

≤ (0.2 · r) % per 70 bar
(zero-point correction is possible with position error adjustment)

  • on the span
  • 20 mbar/2 kPa/0.29 psi

≤ 0.2% per 32 bar

  • 60 mbar/6 kPa/0.87 psi
    250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi
    30 bar/3 MPa/435 psi

≤ 0.14% per 70 bar

Long-term stability (temperature change ±30 °C (±54 °F))

Static pressure max. 70 bar/7 MPa/1015 psi

  • 20 mbar/2 kPa/0.29 psi

≤ (0.2 · r) % per year

  • 60 mbar/6 kPa/0.87 psi
    30 bar/3 MPa/435 psi

≤ (0.25 · r) % in 5 years

  • 250 mbar/25 kPa/3.63 psi
    600 mbar/60 kPa/8.7 psi
    1600 mbar/160 MPa/23.21 psi
    5 bar/500 kpa/72.5 psi

≤ (0.125 · r) % in 5 years

Effect of mounting position (in pressure per change of angle)

≤ 0.7 mbar/0.07 kPa/0.028 inH2O per 10° incline (zero point correction is possible with position error compensation)

Effect of auxiliary power (in percent per voltage change)

0.005 % per 1 V

Measured-value resolution for PROFIBUS PA and FOUNDATION Fieldbus

3 · 10-5 of nominal measuring range

Rated conditions

Degree of protection acc. to IEC 60529

IP66 (optional IP66/IP68), NEMA 4X

Temperature of medium

  • Measuring cell with silicone oil filling

-40 … +100 °C (-40 … +212 °F)
-20 … +100 °C (-4 … +212 °F) with 30 bar measuring cell

  • Measuring cell with inert fill fluid

-20 … +100 °C (-4 … +212 °F)

  • In conjunction with dust explosion protection

-20 … +60 °C (-4 … +140 °F)

Ambient conditions

  • Ambient temperature
  • Transmitter

-40 … +85 °C (-40 … +185 °F)
-20 … +85 °C (-4 … +185 °F) with 30 bar measuring cell

  • Display readable

-30 … +85 °C (-22 … +185 °F)

  • Storage temperature

-50 … +85 °C (-58 … +185 °F)

  • Climatic class
  • Condensation

Relative humidity 0 … 100%
Condensation permissible, suitable for use in the tropics

  • Electromagnetic compatibility
  • Emitted interference and interference immunity

According to IEC 61326 and NAMUR NE 21

Design

Weight (without options)

Die-cast aluminum: ≈ 4.5 kg (≈ 9.9 lb)
Stainless steel precision casting: ≈ 7.1 kg (≈ 15.6 lb)

Enclosure material

Low-copper die-cast aluminum, GD-AlSi 12 or stainless steel precision casting, mat. no. 1.4408

Wetted parts materials

  • Seal diaphragm

Stainless steel, mat. no. 1.4404/316L or Hastelloy C276, mat. no. 2.4819, Monel, mat. no. 2.4360, tantalum or gold

  • Process flanges and sealing screw

Stainless steel, mat. no. 1.4408, Hastelloy C4, mat. no. 2.4602 or Monel, mat. no. 2.4360

  • O-ring

FPM (Viton) or optionally: PTFE, FEP, FEPM and NBR

Measuring cell filling

Silicone oil or inert fill fluid (for oxygen measurement, maximum pressure 100 bar (1450 psi) at 60 °C (140 °F))

Process connection

Female thread ¼-18 NPT and flange connection with fastening thread M10 to DIN 19213 or 7/16-20 UNF to IEC 61518/DIN EN 61518

Material of mounting bracket

  • Steel

Sheet-steel, mat. no. 1.0330, chrome-plated

  • Stainless steel

Sheet stainless steel, mat. no. 1.4301 (SS 304)

Auxiliary power UH

HART

PROFIBUS PA/FOUNDATION Fieldbus

Terminal voltage on transmitter

10.5 … 45 V DC
10.5 … 30 V DC in intrinsically-safe mode

Auxiliary power

Bus-powered

Separate supply voltage

Not necessary

Bus voltage

  • Not Ex

9 … 32 V

  • With intrinsically-safe operation

9 … 24 V

Current consumption

  • Basic current (max.)

12.5 mA

  • Start-up current ≤ basic current

Yes

  • Max. current in event of fault

15.5 mA

Fault disconnection electronics (FDE) available

Yes

Certificates and approvals

HART

PROFIBUS PA/FOUNDATION Fieldbus

Classification according to pressure equipment directive (PED 2014/68/EU)

  • PN 32/160 (MAWP 464/2320 psi) for gases of fluid group 1 and liquids of fluid group 1; complies with requirements of Article 4, Paragraph 3 (sound engineering practice).
  • PN 420 (MAWP 6092) for gases of fluid group 1 and liquids of fluid group 1; complies with basic safety requirements of Article 4, Paragraph 1 (annex 1); assigned to category III, conformity evaluation module H by the TÜV Nord.

Explosion protection

  • Intrinsic safety “i”

PTB 13 ATEX 2007 X

  • Marking

Ex II 1/2 G Ex ia/ib IIC T4/T5/T6 Ga/Gb

  • Permissible ambient temperature

-40 … +85 °C (-40 … +185 °F) temperature class T4;
-40 … +70 °C (-40 … +158 °F) temperature class T5;
-40 … +60 °C (-40 … +140 °F) temperature class T6

  • Wiring

To certified intrinsically-safe circuits with peak values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW; Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W

Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

  • Effective internal inductance/capacitance

Li = 0.4 mH, Ci = 6 nF

Li = 7 μH, Ci = 1.1 nF

  • Flameproof enclosure “d”

PTB 99 ATEX 1160

  • Marking

Ex II 1/2 G Ex d IIC T4/T6 Gb

  • Permissible ambient temperature

-40 … +85 °C (-40 … +185 °F) temperature class T4;
-40 … +60 °C (-40 … +140 °F) temperature class T6

  • Wiring

To circuits with operating values: UH = 10.5 … 45 V DC

To circuits with operating values: UH = 9 … 32 V DC

  • Dust explosion protection for zone 20

PTB 01 ATEX 2055

  • Marking

Ex II 1 D Ex ta IIIC T120°C Da
Ex II 1/2 D Ex ta/tb IIIC T120°C Da/Db

  • Permissible ambient temperature

-40 … +85 °C (-40 … +185 °F)

  • Max. surface temperature

120 °C (248 °F)

  • Wiring

To certified intrinsically-safe circuits with peak values:
Ui = 30 V, Ii = 100 mA,
Pi = 750 mW, Ri = 300 Ω

FISCO supply unit:
Uo = 17.5 V, Io = 380 mA, Po = 5.32 W

Linear barrier:
Uo = 24 V, Io = 250 mA, Po = 1.2 W

  • Effective internal inductance/capacitance

Li = 0.4 mH, Ci = 6 nF

Li = 7 μH, Ci = 1.1 nF

  • Dust explosion protection for zone 21/22

PTB 01 ATEX 2055

  • Marking

Ex II 2 D Ex tb IIIC T120°C Db

  • Wiring

To circuits with operating values: UH = 10.5 … 45 V DC; Pmax = 1.2 W

To circuits with operating values: UH = 9 … 32 V DC; Pmax = 1 W

  • Type of protection “n” (zone 2)

PTB 13 ATEX 2007 X

  • Marking

Ex II 2/3 G Ex nA IIC T4/T5/T6 Gc
Ex II 2/3 G Ex ic IIC T4/T5/T6 Gc

  • Connection (Ex nA)

Um = 45 V

Um = 32 V

  • Connection (Ex ic)

To circuits with operating values:
Ui = 45 V

FISCO supply unit:
Uo = 17.5 V, Io = 570 mA

Linear barrier:
Uo = 32 V, Io = 132 mA, Po = 1 W

  • Effective internal inductance/capacitance

Li = 0.4 mH, Ci = 6 nF

Li = 7 μH, Ci = 1.1 nF

  • Explosion protection acc. to FM

Certificate of Compliance 3008490

  • Designation (XP/DIP) or (IS); (NI)

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

  • Explosion protection to CSA

Certificate of Compliance 1153651

  • Marking (XP/DIP) or (IS)

CL I, DIV 1, GP ABCD T4…T6; CL II, DIV 1, GP EFG; CL III; Ex ia IIC T4…T6; CL I, DIV 2, GP ABCD T4…T6; CL II, DIV 2, GP FG; CL III

HART communication

HART

230 … 1100 Ω

Protocol

HART Version 5.x

Software for computer

SIMATIC PDM

PROFIBUS PA communication

Simultaneous communication with master class 2 (max.)

4

The address can be set using

Configuration tool or local operation (standard setting address 126)

Cyclic data usage

  • Output byte

5 (one measured value) or
10 (two measured values)

  • Input byte

0, 1, or 2 (register operating mode and reset function for metering)

Internal preprocessing

Device profile

PROFIBUS PA Profile for Process Control Devices Version 3.0, Class B

Function blocks

2

  • Analog input
  • Adaptation to user-specific process variable

Yes, linearly rising or falling characteristic

  • Electrical damping adjustable

0 … 100 s

  • Simulation function

Input /Output

  • Failure mode

parameterizable (last good value, substitute value, incorrect value)

  • Limit monitoring

Yes, one upper and lower warning limit and one alarm limit respectively

  • Register (totalizer)

Can be reset, preset, optional direction of counting, simulation function of register output

  • Failure mode

parameterizable (summation with last good value, continuous summation, summation with incorrect value)

  • Limit monitoring

One upper and lower warning limit and one alarm limit respectively

  • Physical block

1

Transducer blocks

2

  • Pressure transducer block
  • Can be calibrated by applying two pressures

Yes

  • Monitoring of sensor limits

Yes

  • Specification of a container characteristic with

Max. 30 nodes

  • Square-rooted characteristic for flow measurement

Yes

  • Gradual volume suppression and implementation point of square-root extraction

Parameterizable

  • Simulation function for measured pressure value and sensor temperature

Constant value or by means of parameterizable ramp function

FOUNDATION Fieldbus communication

Function blocks

3 function blocks analog input, 1 function block PID

  • Analog input
  • Adaptation to user-specific process variable

Yes, linearly rising or falling characteristic

  • Electrical damping adjustable

0 … 100 s

  • Simulation function

Output/input (can be locked within the device with a bridge)

  • Failure mode

parameterizable (last good value, substitute value, incorrect value)

  • Limit monitoring

Yes, one upper and lower warning limit and one alarm limit respectively

  • Square-rooted characteristic for flow measurement

Yes

  • PID

Standard FOUNDATION Fieldbus function block

  • Physical block

1 resource block

Transducer blocks

1 transducer block Pressure with calibration, 1 transducer block LCD

  • Pressure transducer block
  • Can be calibrated by applying two pressures

Yes

  • Monitoring of sensor limits

Yes

  • Simulation function: Measured pressure value, sensor temperature and electronics temperature

Constant value or by means of parameterizable ramp function

Dimensional drawings

SITRANS P DS III pressure transmitters for differential pressure and flow, dimensions in mm (inch)

SITRANS P DS III pressure transmitters for differential pressure and flow, with process covers for vertical differential pressure lines, optional “H03” , dimensions in mm (inch)

SITRANS P DS III pressure transmitters for differential pressure and flow, with process covers for vertical differential pressure lines

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