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HART
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PROFIBUS PA or Foundation Fieldbus
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Input
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Measured variable
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Level
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Spans (infinitely adjustable) or nominal measuring range and max. permissible operating pressure
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Span
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Maximum operating pressure
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Nominal measuring range
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Maximum operating pressure
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25 ... 250 mbar g (0.36 ... 3.63 psi g)
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See "Mounting flange"
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250 mbar g (3.63 psi g)
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See "Mounting flange"
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25 ... 600 mbar g (0.36 ... 8.7 psi g)
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See "Mounting flange"
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600 mbar g (8.7 psi g)
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See "Mounting flange"
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53 ... 1600 mbar g (0.77 ... 23.2 psi g)
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See "Mounting flange"
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1600 mbar g (23.2 psi g)
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See "Mounting flange"
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160 ... 5000 mbar g (2.32 ... 72.5 psi g)
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See "Mounting flange"
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5000 mbar g (72.5 psi g)
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See "Mounting flange"
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Lower measuring limit
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- Measuring cell with silicone oil filling
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-100 % of max. span or 30 mbar (0.435 psi a), depending on mounting flange
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Upper measuring limit
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100 % of max. span
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100 % of the max. nominal measuring range
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Output
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Output signal
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4 ... 20 mA
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Digital PROFIBUS PA or Foundation Fieldbus signal
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- Lower limit (infinitely adjustable)
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3.55 mA, factory preset to 3.84 mA
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-
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- Upper limit (infinitely adjustable)
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23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA
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-
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Load
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- Without HART communication
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R
B ≤ (UH - 10.5 V)/0.023 A in Ω, UH : Power supply in V
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-
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R
B = 230 ... 500 Ω (SIMATIC PDM) or RB = 230 ... 1100 Ω (HART Communicator)
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-
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Physical bus
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-
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IEC 61158-2
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Protection against polarity reversal
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Protected against short-circuit and polarity reversal. Each connection against the other with max. supply voltage.
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Measuring accuracy
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Acc. to EN 60770-1
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Reference conditions (All error data refer always refer to the set span)
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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)
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Error in measurement and fixed-point setting (including hysteresis and repeatability)
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≤ 0,15 %
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≤ 0,15 %
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≤ 0,3 %
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≤ (0.0075 · r + 0.075)%
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Long-term drift (temperature change ±30 °C (±54 °F))
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≤ (0.25 · r)% every 5 years static pressure max. 70 bar g (1015 psi g)
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≤ (0,25 % every 5 years static pressure max. 70 bar g (1015 psi g)
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Influence of ambient temperature
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- at -10 ... +60 °C (14 ... 140 °F)
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- 250-mbar (3.63 psi) measuring cell
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≤ (0.5 · r + 0.2)% (0.4 instead of 0.2 with 10 < r ≤ 30)
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≤ 0,7 %
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- 600-mbar (8.7 psi) measuring cell
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≤ (0.3 · r + 0.2)% (0.4 instead of 0.2 with 10 < r ≤ 30)
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≤ 0,5 %
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- 1600 and 5000 mbar (23.2 and 72.5 psi) measuring cells
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≤ (0.25 · r + 0.2) % (0.4 instead of 0.2 with 10 < r ≤ 30)
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≤ 0,45 %
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- at -40 ... -10 °C and +60 ... +85 °C
(-40 ... +14 °F and 140 ... 185 °F)
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- 250-mbar (3.63 psi) measuring cell
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≤ (0.25 · r +0.15) %/10 K double values with 10 < r ≤ 30
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≤ 0.4 %/10 K
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- 600-mbar (8.7 psi) measuring cell
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≤ (0.15 · r + 0,15)%/10 K double values with 10 < r ≤ 30
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≤ 0.3 %/10 K
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- 1600 and 5000 mbar (23.2 and 72.5 psi) measuring cells
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≤ (0.12 · r +0.15) %/10 K double values with 10 < r ≤ 30
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≤ 0.27 %/10 K
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Influence of static pressure
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- 250-mbar (3.63 psi) measuring cell
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≤ (0.3 · r)% per nominal pressure
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≤ 0.3 % per nominal pressure
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- 600-mbar (8.7 psi) measuring cell
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≤ (0.15 · r)% per nominal pressure
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≤ 0,15 % per nominal pressure
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- 1600 and 5000 mbar (23.2 and 72.5 psi) measuring cells
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≤ (0.1 · r)% per nominal pressure
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≤ 0.1 % per nominal pressure
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≤ (0.1 · r)% per nominal pressure
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≤ 0.1 % per nominal pressure
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Measured Value Resolution
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-
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3 · 10-5 of nominal measuring range
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Rated conditions
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Degree of protection (to EN 60529)
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IP65
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Temperature of medium
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Note: Always take into account assignment of max. permissible operating temperature to max. permissible operating pressure of the respective flange connection!
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- Measuring cell with silicone oil filling
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-40 ... +100 °C (-40 ... +212 °F)
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pabs ≥ 1bar: -40 ... +175 °C (-40 ... +347 °F)
pabs < 1 bar: -40 ... +80 °C (-40 ... +176 °F)
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-40 ... +100 °C (-40 ... +212 °F)
-20 ... +60 °C (-4 ... +140 °F) in conjunction with dust explosion protection
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Ambient conditions
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-30 ... +85 °C (-22 ... +185 °F)
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-50 ... +85 °C (-58 ... +185 °F)
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Permissible
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- Electromagnetic Compatibility
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Acc. to EN 50081-1
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Acc. to EN 61326 and NAMUR NE 21
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Design
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Weight (without options)
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To EN (pressure transmitter with mounting flange, without tube)
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≈ 11 ... 13 kg (≈ 24.2 ... 28.7 lb)
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To ASME (pressure transmitter with mounting flange, without tube)
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≈ 11 ... 18 kg (≈ 24.2 ... 39.7 lb)
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Enclosure material
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Low-copper die-cast aluminum, GD-AlSi 12 or stainless steel precision casting, mat. No. 1.4408
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Wetted parts materials
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High-pressure side
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- Seal diaphragm of mounting flange
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Stainless steel, mat. No. 1.4404/316L, Monel, mat. No. 2.4360, Hastelloy B2, mat. No. 2.4617, Hastelloy C276, mat. No. 2.4819, Hastelloy C4, mat. No. 2.4610, tantalum, PTFE, ECTFE
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Measuring cell filling
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Silicone oil
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Process connection
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High-pressure side
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Flange to EN and ASME
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Low-pressure side
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Female thread ¼-18 NPT and flange connection with mounting thread M10 to DIN 19213 or 7/16-20 UNF to EN 61518
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Power supply
U
H
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Supplied through bus
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Terminal voltage on transmitter
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10.5 ... 45 V DC 10.5 ... 30 V DC in intrinsically-safe mode
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-
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Separate 24 V power supply necessary
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-
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No
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Bus voltage
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-
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9 ...32 V
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- With intrinsically-safe operation
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-
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9 ...24 V
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Current consumption
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-
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12.5 mA
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- Startup current ≤ basic current
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-
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Yes
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- Max. current in event of fault
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-
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15.5 mA
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Fault disconnection electronics (FDE) available
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-
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Yes
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Certificates and approvals
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Classification according to PED 97/23/EC
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For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of article 3, paragraph 3 (sound engineering practice)
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Explosion protection
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PTB 99 ATEX 2122
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Ex II 1/2 G EEx ia/ib IIB/IIC T6
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- Permissible ambient temperature
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-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
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To certified intrinsically-safe circuits with peak values: Ui = 30 V, Ii = 100 mA, Pi = 750 mW; Ri = 300 Ω
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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
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- Effective internal inductance/capacitance
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L
i = 0.4 mH, Ci = 6 nF
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L
i = 7 μH, Ci = 1.1 nF
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PTB 99 ATEX 1160
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Ex II 1/2 G EEx d IIC T4/T6
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- Permissible ambient temperature
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-40 ... +85 °C (-40 ... +185 °F) temperature class T4; -40 ... +60 °C (-40 ... +140 °F) temperature class T6
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To circuits with values: UH = 10.5 ... 45 V DC
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To circuits with values: UH = 9 ... 32 V DC
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- Dust explosion protection for zone 20
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PTB 01 ATEX 2055
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Ex II 1 D IP65 T 120 °C Ex II 1/2 D IP65 T 120 °C
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- Permissible ambient temperature
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-40 ... +85 °C (-40 ... +185 °F)
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120 °C (248 °F)
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To certified intrinsically-safe circuits with peak values: Ui = 30 V, Ii = 100 mA, Pi = 750 mW, Ri = 300 Ω
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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
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- Effective internal inductance/capacitance
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L
i = 0.4 mH, Ci = 6 nF
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L
i = 7 μH, Ci = 1.1 nF
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- Dust explosion protection for zone 21/22
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PTB 01 ATEX 2055
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Ex II 2 D IP65 T 120 °C
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To circuits with values: UH = 10.5 ... 45 V DC; Pmax = 1.2 W
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To circuits with values: UH = 9 ... 32 V DC; Pmax = 1.2 W
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- Type of protection "n" (zone 2)
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TÜV 01 ATEX 1696 X
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TÜV 01 ATEX 1696 X
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Ex II 3 G EEx nA L IIC T4/T5/T6
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Ex II 3 G EEx nA L IIC T4/T5/T6
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- Explosion protection acc. to FM
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Certificate of Compliance 3008490
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- Identification (XP/DIP) or (IS); (NI)
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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
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- Explosion protection to CSA
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Certificate of Compliance 1153651
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- Identification (XP/DIP) or (IS)
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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
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