7MF4997-1CB

HART

PROFIBUS PA or Foundation Fieldbus

Input of gauge pressure, with flush-mounted diaphragm

Measured variable

Gauge pressure, flush-mounted

Spans (infinitely adjustable) or nominal measuring range and max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring range

Max. perm. test pressure

0.01 ... 1 bar g
(0.15 ... 14.5 psi g)

6 bar g
(87 psi g)

1 bar g
(14.5 psi g)

6 bar g
(87 psi g)

0.04 ... 4 bar g
(0.58 ... 58 psi g)

10 bar g
(145 psi g)

4 bar g
(58 psi g)

10 bar g
(145 psi g)

0.16 ... 16 bar g
(2.32 ... 232 psi g)

32 bar g
(464 psi g)

16 bar g
(232 psi g)

32 bar g
(464 psi g)

0.6 ... 63 bar g
(9.14 ... 914 psi g)

100 bar g
(1450 psi g)

63 bar g
(914 psi g)

100 bar g
(1450 psi g)

Lower measuring limit

-100 mbar g (-1.45 psi g)

Upper measuring limit

100 % of max. span

100 % of the max. nominal measuring range

Input of absolute pressure, with flush-mounted diaphragm

Measured variable

Absolute pressure, flush-mounted

Spans (infinitely adjustable) or
nominal measuring range and
max. permissible test pressure

Span

Max. perm. test pressure

Nominal measuring range

Max. perm. test pressure

43 ... 1300 mbar a
(0.62 ... 18.9 psi a)

10 bar a
(145 psi a)

1300 mbar a
(18.9 psi a)

10 bar a
(145 psi a)

0,16 ... 5 bar a
(2.32 ... 72.5 psi a)

30 bar a
(435 psi a)

5 bar a
(72.5 psi a)

30 bar a
(435 psi a)

1 ... 30 bar a
(14.5 ... 435 psi a)

100 bar a
(1450 psi a)

30 bar a
(435 psi a)

100 bar a
(1450 psi a)

Lower measuring limit

0 bar a (0 psi a)

Upper measuring limit

100% of max. span

100% of the max. nominal measuring range

Output

Output signal

4 ... 20 mA

Digital PROFIBUS PA or 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 communication

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

-

• With HART communication

R_B = 230 ... 500 ? (SIMATIC PDM) or
R_B = 230 ... 1100 ? (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.

Measuring accuracy

Acc. to EN 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 and fixed-point setting (including hysteresis and repeatability)

Gauge pressure,
flush-mounted

Absolute pressure,
flush-mounted

Gauge pressure,
flush-mounted

Absolute pressure,
flush-mounted

• Linear characteristic

? 0,075 %

? 0.2 %

• r ? 10

? (0.0029 · r + 0.071) %

? 0.2 %

• 10 < r ? 30

? (0.0045 · r + 0.071)%

? 0.4 %

• 30 < r ? 100

? (0.005 · r + 0.05)%

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

? (0.25 · r)% every 5 years

? 0.25 % every 5 years

Influence of ambient temperature

• at -10 ... +60 °C (14 ... 140 °F)

? (0.1 · r + 0.2)%

? (0.2 · r + 0.3)%

? 0.3 %

? 0.5 %

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

? (0.1·r + 0.15) %/10 K

? (0.2·r + 0.3) %/10 K

? 0.25 %/10 K

? 0.5 %/10 K

Influence of mounting position

0.1 mbar g (0.00145 psi g) per 10° inclination

Measured Value Resolution

-

3 · 10^-5 of nominal measuring range

Influence of the medium temperature (only with flush-mounted diaphragm)

• Temperature difference between medium temperature and ambient temperature

3 mbar/10 K (0.04 psi/10 K)

Rated conditions

Installation conditions

Ambient temperature

Observe the temperature class in areas subject to explosion hazard.

• Measuring cell with silicone oil

-40 ... +85 °C (-40 ... +185 °F)

• Measuring cell with Neobee oil (with flush-mounted diaphragm)

-10 ... +85 °C (14 ... 185 °F)

• Measuring cell with inert liquid (not with flush-mounted diaphragm)

-20 ... +85 °C (-4 ... +185 °F)

• Digital display

-30 ... +85 °C (-22 ... +185 °F)

• Storage temperature

-50 ... +85 °C (-58 ... +185 °F)
(for Neobee: -20 ... +85 °C (-4 ... +185 °F))

• Climatic class

• Condensation

Permissible

Degree of protection (to EN 60529)

IP65, IP68, NEMA 4X, enclosure cleaning, resistant to lyes, steam to 150° C (302 °F)

• Electromagnetic Compatibility

• Emitted interference and interference immunity

Acc. to EN 61326 and NAMUR NE 21

Medium conditions

Temperature of medium

• Measuring cell with silicone oil

-40 ... +100 °C (-40 ... +212 °F)

• Measuring cell with silicone oil (with flush-mounted diaphragm)

-40 ... +150 °C (-40 ... +302 °F)

• Measuring cell with Neobee oil (with flush-mounted diaphragm)

-10 ... +150 °C (14 ... 302 °F)

• Measuring cell with silicone oil, with temperature decoupler (only with flush-mounted diaphragm)

-40 ... +200 °C (-40 ... +392 °F)

• Measuring cell with inert liquid

-20 ... +100 °C (-4 ... +212 °F)

• Measuring cell with high-temperature oil

-10 ... +250 °C (14 ... 482 °F)

Process connection

• Flanges as per EN and ASME
• F&B and pharmaceutical flanges

Surface quality touched-by-media

R_a values ? 0.8 µm (3.15^.10^-8 inch)/welded seams R_a ? 1.6 µm (6.4^.10^-8 inch)

(process connections according to 3A; R_a values ? 0.8 µm (3.15^.10^-8 inch)/welded seams R_a ? 0.8 µm (3.15^.10^-8 inch)

Design

Weight (without options)

? 1.5 kg (? 3.3 lb)

Enclosure material

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

Wetted parts materials

Stainless steel, mat. No. 1.4404/316L

Measuring cell filling

Silicone oil or inert filling liquid

Power supply U_H

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

• Startup 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

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

Explosion protection

• Intrinsic safety "i"

PTB 99 ATEX 2122

• Marking

Ex II 1/2 G EEx ia/ib IIB/IIC T6

• 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:
U_i = 30 V, I_i = 100 mA,
P_i = 750 mW; R_i = 300 ?

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 ?H, C_i = 1.1 nF

• Explosion-proof "d"

PTB 99 ATEX 1160

• Marking

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

• 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 values: U_H = 10.5 ... 45 V DC

To circuits with values: U_H = 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:
U_i = 30 V, I_i = 100 mA,
P_i = 750 mW, R_i = 300 ?

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 ?H, C_i = 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 values: U_H = 10.5 ... 45 V DC; P_max = 1.2 W

To circuits with values: U_H = 9 ... 32 V DC; P_max = 1.2 W

• Type of protection "n" (zone 2)

TUV 01 ATEX 1696 X

Planned

• Marking

Ex II 3 G EEx nA L IIC T4/T5/T6

-

• 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

HART communication

230 ... 1100 ?

Protocol

HART Version 5.x

Software for computer

SIMATIC 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, Class B

Function blocks

2

• Analog input

• Adaptation to customer-specific process variables

Yes, linearly rising or falling characteristic

• Electrical damping T₆₃ , adjustable

0 to 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 over parameterizable ramp function

Function blocks

3 function blocks analog input, 1 function block PID

• Analog input

• Adaptation to customer-specific process variables

Yes, linearly rising or falling characteristic

• Electrical damping T₆₃ , adjustable

0 to 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 FF 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 over parameterizable ramp function