7MF4992-.....-....

Input

Measured variable

Gauge pressure

Span (infinitely adjustable) or nominal measuring range, max. operating pressure (in accordance with 97/23/EC Pressure Equipment Directive) and max. test pressure (pursuant to DINВ 16086)

(for oxygen measurement, max. 100 bar/10 MPa/1450 psi and 60 В°C (140 В°F) ambient temperature/process temperature)

HART

PROFIBUS PA/ FOUNDATION Fieldbus

Span

Nominal measuring range

Max. perm. operating pressure MAWP (PS)

Max. permissible test pressure

8.3 ... 250 mbar
0.83 ... 25 kPa
0.12 ... 3.6 psi

250 mbar
25 kPa
3.6 psi

4 bar
400 kPa
58 psi

6 bar
600 kPa
87 psi

0.01 ... 1 bar
1 ... 100 kPa
0.15 ... 14.5 psi

1 bar
100 kPa
14.5 psi

4 bar
400 kPa
58 psi

6 bar
600 kPa
87 psi

0.04 ... 4 bar
4 ... 400 kPa
0.58 ... 58 psi

4 bar
400 kPa
58 psi

7 bar
0.7 Mpa
102 psi

10 bar
1 MPa
145 psi

0.16 ... 16 bar
16 ... 1600 kPa
2.3 ... 232 psi

16 bar
1600 kPa
232 psi

21 bar
2.1 MPa
305 psi

32 bar
3.2 MPa
464 psi

0.63 ... 63 bar
63 ... 6300 kPa
9.1 ... 914 psi

63 bar
6300 kPa
914 psi

67 bar
6.7 MPa
972 psi

100 bar
10 MPa
1450 psi

1.6 ... 160 bar
0.16 ... 16 MPa
23 ... 2321 psi

160 bar
16 MPa
2321 psi

167 bar
16.7 MPa
2422 psi

250 bar
25 MPa
3626 psi

4 ... 400 bar
0.4 ... 40 MPa
58 ... 5802 psi

400 bar
40 MPa
5802 psi

400 bar
40 MPa
5802 psi

600 bar
60 MPa
8702 psi

7 ... 700 bar
0.7 ... 70 MPa
102 ... 10153 psi

700 bar
70 MPa
10153 psi

800 bar
80 MPa
11603 psi

800 bar
80 MPa
11603 psi

Lower measuring limit
(for 250В mbar/25 kPa/3.6 psi measuring cells, the lower measuring limit is 750В mbarВ a/75В kPaВ a/10.8 psi a. The measuring cell is vacuum-resistant up to 30В mbarВ a/3В kPaВ a/0.44В psia.)

• Measuring cell with silicone oil filling

30 mbar a/3 kPa a/0.44 psia

• Measuring cell with inert fill fluid

30 mbar a/3 kPa a/0.44 psia

Upper measuring limit

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

Output

HART

PROFIBUS PA/FOUNDATION Fieldbus

Output signal

4В ...В 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

R_B ≤ (U_H - 10.5 V)/0.023 A in Ω,
U_H: Power supply in V

-

• With HART

R_B = 230 ... 500 О© (SIMATIC PDM) or
R_B = 230 ... 1100 О© (HART Communicator)

-

Physical bus

-

IECВ 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 25В В°C (77В В°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

• 250 mbar/25 kPa/3.6 psi

r ≤ 1.25 :
1.25 < r ≤ 30 :

≤ 0.065 %
≤ (0.008 · r + 0.055) %

• 1 bar/100 kPa/3.6 psi
  4 bar/400 kPa/58 psi
  16 bar/1.6 MPa/232 psi
  63 bar/6.3 MPa/914 psi
  160 bar/16 MPa/2321 psi

r ≤ 5 :
5 < r ≤ 100 :

≤ 0.065 %
≤ (0.004 · r + 0.045) %

• 400 bar/40 MPa/5802 psi
  700 bar/70 MPa/10152 psi

r ≤ 3 :
3 < r ≤ 10 :
10 < r ≤ 100 :

≤ 0.075 %
≤ (0.0029 · r + 0.071) %
≤ (0.005 · r + 0.05) %

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

• 250 mbar/25 kPa/3.6 psi

≤ (0.16 · r + 0.1) %

• 1 bar/100 kPa/3.6 psi

≤ (0.05 · r + 0.1) %

• 4 bar/400 kPa/58 psi
  16 bar/1.6 MPa/232 psi
  63 bar/6.3 MPa/914 psi
  160 bar/16 MPa/2321 psi
  400 bar/40 MPa/5802 psi

≤ (0.025 · r + 0.125) %

• 700 bar/70 MPa/10152 psi

≤ (0.08 · r + 0.16) %

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

• 250 mbar/25 kPa/3.6 psi

≤ (0.25 · r) % per year

• 1 bar/100 kPa/3.6 psi
  4 bar/400 kPa/58 psi

≤ (0.25 · r) % in 5 years

• 16 bar/1.6 MPa/232 psi
  63 bar/6.3 MPa/914 psi
  160 bar/16 MPa/2321 psi
  400 bar/40 MPa/5802 psi

≤ (0.125 · r) % in 5 years

• 700 bar/70 MPa/10152 psi

≤ (0.25 · r) % in 5 years

Influence of mounting position

≤ 0.05 mbar/0.005 kPa/0.000725 psi 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

3В В·В 10^-5 of nominal measuring range

Rated conditions

Degree of protection according to IECВ 60529

IP66 (optional IP66/IP68), NEMA 4X

Temperature of medium

• Measuring cell with silicone oil filling

-40В ...В +100В В°C (-40В ...В +212В В°F)

• Measuring cell with inert fill fluid

• 1 bar/100 kPa/3.6 psi
  4 bar/400 kPa/58 psi
  16 bar/1.6 MPa/232 psi
  63 bar/6.3 MPa/914 psi

-40В ...В +85В В°C (-40В ...В +185В В°F)

• 160 bar/16 MPa/2321 psi
  400 bar/40 MPa/5802 psi
  700 bar/70 MPa/10152 psi

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

• In conjunction with dust explosion protection

-20В ...В +60В В°C (-4В ...В +140В В°F)

Ambient conditions

• Ambient temperature

• Transmitters

-40В ...В +85В В°C (-40В ...В +185В В°F)

• Display readable

-30В ...В +85В В°C (-22В ...В +185В В°F)

• Storage temperature

-50В ...В +85В В°C (-58В ...В +185В В°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 IECВ 61326 and NAMURВ NEВ 21

Design

Weight (without options)

Die-cast aluminum: ≈ 2.0 kg (≈ 4.4 lb)
Stainless steel precision casting: ≈ 4.6 kg (≈ 10.1 lb)

Enclosure material

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

Wetted parts materials

• Connection shank

Stainless steel, mat. no.В 1.4404/316L or HastelloyВ C4, mat. no.В 2.4602

• Oval flange

Stainless steel, mat. no.В 1.4404/316L

• Seal diaphragm

Stainless steel, mat. no. 1.4404/316L or Hastelloy C276, mat. no. 2.4819

Measuring cell filling

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

Process connection

GВЅB connection shank according to ENВ 837-1, female thread ВЅ-14В NPT or oval flange (PNВ 160 (MAWP 2320 psi)) according to DIN 19213 with fastening thread M10 or ⁷/₁₆-20В UNF according to IECВ 61518/DINВ ENВ 61518

Material of mounting bracket

Steel

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

Stainless steel

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

Auxiliary power U_H

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 (PEDВ 2014/68/EU)

For gases of fluid group 1 and liquids of fluid groupВ 1; complies with requirements of articleВ 4, paragraphВ 3 (sound engineering practice)

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

• Wiring

To certified intrinsically-safe circuits with peak values:
U_i = 30 V, I_i = 100 mA,
P_i = 750 mW; R_iВ =В 300В О©

FISCO supply unit:
U_o = 17.5 V, I_o = 380 mA, P_o = 5.32 W

Linear barrier:
U_o = 24 V, I_o = 174 mA, P_o = 1 W

• Effective internal inductance/capacitance

L_i = 0.4 mH, C_i = 6 nF

L_i = 7 ОјH, C_i = 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 В°C (-40 ... +185 В°F) temperature class T4;
-40 ... +60 В°C (-40 ... +140 В°F) temperature class T6

• Wiring

To circuits with operating values: U_HВ =В 10.5В ...В 45 V DC

To circuits with operating values: U_HВ =В 9В ...В 32 V DC

• Dust explosion protection for zone 20

PTB 01 ATEX 2055

• Marking

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

• Permissible ambient temperature

-40В ...В +85В В°C (-40В ...В +185В В°F)

• Max. surface temperature

120 В°C (248 В°F)

• Wiring

To certified intrinsically-safe circuits with peak values:
U_i = 30 V, I_i = 100 mA,
P_i = 750 mW, R_i = 300 О©

FISCO supply unit:
U_o = 17.5 V, I_o = 380 mA, P_o = 5.32 W

Linear barrier:
U_o = 24 V, I_o = 250 mA, P_o = 1.2 W

• Effective internal inductance/capacitance

L_i = 0.4 mH, C_i = 6 nF

L_i = 7 ОјH, C_i = 1.1 nF

• Dust explosion protection for zone 21/22

PTB 01 ATEX 2055

• Marking

Ex II 2 D Ex tb IIIC T120В°C Db

• Wiring

To circuits with operating values: U_HВ =В 10.5В ...В 45 V DC; P_max = 1.2 W

To circuits with operating values: U_HВ =В 9В ...В 32 VВ DC; P_max = 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)

U_m = 45 V

U_m = 32 V

• Connection (Ex ic)

To circuits with operating values:
U_i = 45 V

FISCO supply unit:
U_o = 17.5 V, I_o = 570 mA

Linear barrier:
U_o = 32 V, I_o = 132 mA, P_o = 1 W

• Effective internal inductance/capacitance

L_i = 0.4 mH, C_i = 6 nF

L_i = 7 ОјH, C_i = 1.1 nF

• Explosion protection acc. to FM

Certificate of Compliance 3008490

• Marking (XP/DIP) or (IS); (NI)

CLВ I, DIVВ 1, GP ABCD T4...T6; CLВ II, DIVВ 1, GPВ EFG; CLВ III; CLВ I, ZNВ 0/1 AEx ia IIC T4...T6; CLВ I, DIVВ 2, GPВ ABCD T4...T6; CLВ II, DIVВ 2, GPВ FG; CLВ 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

230В ...В 1100В О©

Protocol

HART Version 5.x

Software for computer

SIMATICВ PDM

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, ClassВ 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

Function blocks

3 function blocks analog input, 1В 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