HART

PROFIBUS PA or Foundation fieldbus

Input

Measured variable

Gage pressure

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)

Lower measuring limit

Measuring cell with silicone oil filling

100 mbar a (1.45 psi a)

Upper measuring limit

100 % of max. span

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 Ω,
U_H : Power supply in V

-

With HART communication

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

-

Physical bus

-

IEC 61158-2

With polarity reversal protection

-

Yes

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)

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)%

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)

≤ (0.08 · r + 0.1)%

≤ 0.3 %

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

≤ (0.1·r + 0.15) %/10 K

≤ 0.25 %/10 K

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)

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

Rated operating conditions

Degree of protection (to EN 60529)

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

Temperature of medium

-20 ... +100 °C (-4 ... +212 °F)

Ambient conditions

Ambient temperature

-20 ... +85 °C (-4 ... +185 °F)

Storage temperature

-50 ... +85 °C (-58 ... +185 °F)

Climatic class

Condensation

Permissible

Electromagnetic Compatibility

Emitted interference

Acc. to EN 50081-1

Interference immunity

Acc. to EN 61326 and NAMUR NE 21

Design

Weight (without options)

≈ 1.5 kg (≈ 3.3 lb)

Enclosure material

Low-copper die-cast aluminum GD-AlSi 12

Wetted parts materials

Gasket (standard)

PTFE flat gasket

O-ring (minibolt)

FPM (Viton) or optionally: FFPM or NBR

Measuring cell filling

Silicone oil or inert filling liquid

Process connection (standard)

Flush-mounted, 1½", PMC Standard design

Process connection (minibolt)

Flush-mounted, 1", minibolt design

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)

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