SIEMENS SITRANS P310 for differential pressure and flow

SITRANS P310 for differential pressure and flow Ordering data

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7MF24..-…..-….
SITRANS P310 Transmitter for differential pressure

Technical specifications

SITRANS P, DS III for differential pressure and flow

HART

PROFIBUS PA and FOUNDATION Fieldbus

Input

Measured variable

Differential pressure and flow

Span (infinitely adjustable)
or rated measuring range and
max. permissible operating pressure

Span (min. … max.)

Max. permissible operating pressure

Nominal measuring range

Max. permissible operating pressure

1 … 20 mbar
(0.4 … 8 inH2O)

32 bar
(464 psi)

20 mbar
(8 inH2O)

32 bar
(464 psi)

1 … 60 mbar
(0.4 … 24 inH2O)

160 bar
(2320 psi)

60 mbar
(24 inH2O)

160 bar
(2320 psi)

2.5 … 250 mbar
(1 … 100 inH2O)

250 mbar
(100 inH2O)

6 … 600 mbar
(2.4 … 240 inH2O)

600 mbar
(240 inH2O)

16 … 1600 mbar
(6.4 … 642 inH2O)

1600 mbar
(642 inH2O)

50 … 5000 mbar
(20 … 2000 inH2O)

5 bar
(2000 inH2O)

0.3 … 30 bar
(4.35 … 435 psi)

30 bar
(435 psi)

2.5 … 250 mbar
(1 … 100 inH2O)

420 bar
(6091 psi)

250 mbar
(100 inH2O)

420 bar
(6091 psi)

6 … 600 mbar
(2.4 … 240 inH2O)

600 mbar
(240 inH2O)

16 … 1600 mbar
(6.4 … 642 inH2O)

1600 mbar
(642 inH2O)

50 … 5000 mbar
(20 … 2000 inH2O)

5 bar
(2000 inH2O)

0.3 … 30 bar
(4.35 … 435 psi)

30 bar
(435 psi)

Lower measuring limit

  • Measuring cell with silicone oil filling

-100% of max. span or 30 mbar a (0.44 psia)
(-33% with 30 bar (435 psi) measuring cell)

Upper measuring limit

100 % of max. span (for oxygen measurement and inert fill fluid max. 160 bar (2320 psi))

Output

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

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
(All error data refer always refer to the set span)

Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling, room temperature 25 °C (77 °F), r: Span ratio
(r = max. span / set span)

Error in measurement at limit setting including hysteresis and reproducibility

  • Linear characteristic

≤ 0.075%

  • r ≤ 10

≤ (0.0029 · r + 0.071) %

  • 10 < r ≤ 30

≤ (0.0045 · r + 0.071) %

  • 30 < r ≤ 100

≤ (0.005 · r + 0.05) %

  • Square-rooted characteristic (flow > 50 %)

≤ 0.1%

  • r ≤ 10

≤ 0.1%

  • 10 < r ≤ 30

≤ 0.2%

  • Square-rooted characteristic (flow > 25 … 50 %)

≤ 0.2

  • r ≤ 10

≤ 0.2%

  • 10 < r ≤ 30

≤ 0.4%

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

≤ (0.25 · r)% every 5 years
static pressure max. 70 bar (1015 psi)

≤ 0.25% every 5 years
static pressure max. 70 bar (1015 psi)

  • 20 mbar (8 inH2O) measuring cell

≤ (0.2 · r) %/year

≤ 0.2 %/year

  • 250, 600, 1600 and 5000 mbar (100, 240, 640 and 2000 inH2O) measuring cell

≤ (0.125 · r) %/5 years

≤ 0.125 %/5 years

Influence of ambient temperature

  • at -10 … +60 °C (14 … 140 °F)

≤ (0.08 · r + 0.1) %1)

≤ 0.3 %

  • at -40 … -10 °C and 60 … 85 °C
    (-40 … +14 °F and 140 … 185 °F)

≤ (0.1 · r + 0.15) %/10 K
(twice the value with 20-mbar (8 inH2O) measuring cell)

≤ 0.25%/10 K

Influence of static pressure

  • On the start of scale (PKN)

≤ (0.1 · r)% per 70 bar (1015 psi)

≤ 0.1 % per 70 bar (1015 psi)

  • 20 mbar (8 inH2O) measuring cell

≤ (0.15 · r)% per 32 bar (464 psi)

≤ 0.15 % per 32 bar (464 psi)

  • On the span (PKS)

≤ 0.14 % per 70 bar (1015 psi)

  • 20 mbar (8 inH2O) measuring cell

≤ 0.2 % per 32 bar (464 psi)

Measured Value Resolution

3 · 10-5 of nominal measuring range

Rated conditions

Degree of protection acc. to IEC 60529

IP65 (IP65/IP68 optional)

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 filling liquid

-20 … +100 °C (-4 … +212 °F)

  • In conjunction with dust explosion protection

-20 … +60 °C (-4 … +140 °F)

Ambient conditions

  • Ambient temperature
  • Transmitter (with 4-wire connection, observe temperature values of supplementary 4-wire electronics)

-40 … +85 °C (-40 … +185 °F)

  • 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)

≈ 4.5 kg (≈ 9.9 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

Measuring cell filling

Silicone oil or inert filling liquid (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)

Power supply UH

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

  • Start-up current ≤ basic current

Yes

  • Max. current in event of fault

15.5 mA

Fault disconnection electronics (FDE) available

Yes

Certificates and approvals

Classification according to PED 97/23/EC

PN 32/160 (MAWP 464/2320 psi)

For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of article 3, paragraph 3 (sound engineering practice)

PN 420 (MAWP 6092 psi)

For gases of fluid group 1 and liquids of fluid group 1; complies with basic safety requirements of Article 3, paragraph 1 (appendix 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

  • Connection

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

  • Connection

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 IP65 T 120 °C
Ex II 1/2 D IP65 T 120 °C

  • Permissible ambient temperature

-40 … +85 °C (-40 … +185 °F)

  • Max. surface temperature

120 °C (248 °F)

  • Connection

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 IP65 T 120 °C

  • Connection

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

  • Identification (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

  • Identification (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

1) Conversion of temperature error per 28 °C. Valid for temperature range -3 … +53 °C < (0.064 . r + 0.08)% / 28 °C (50 °F).

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 P310 pressure transmitters for differential pressure and flow rate, dimensions in mm (inches)