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Deltabar PMD75 - Differential pressure

Differential pressure
Deltabar PMD75

Differential pressure transmitter with metal sensor for measurement of pressure differences

PMD75
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  • Measuring principle

    Differential pressure

  • Product headline

    Digital transmitter with metallic measuring diaphragms
    Modular transmitter
    Long-term stability
    High static pressure/Overload resistance
    Enhanced safety via self diagnostic functions
    Secondary process barrier

  • Max. measurement error

    0,075%
    "PLATINUM" 0,05%

  • Max. process pressure

    max. 420 bar
    (max. 2175 psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Digital communication

    HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Hazardous area approvals

    ATEX, FM, CSA, IECEx, INMETRO, NEPSI, TIIS

  • Functional safety

    SIL

  • Material certificates

    NACE MR0103
    NACE MR0175
    EN10204-3.1

  • Measuring principle

    Differential pressure

  • Product headline

    Digital transmitter with metallic measuring diaphragms
    Modular transmitter
    Long-term stability
    High static pressure/Overload resistance
    Enhanced safety via self diagnostic functions
    Secondary process barrier

  • Max. measurement error

    0,075%
    "PLATINUM" 0,05%

  • Max. process pressure

    max. 420 bar
    (max. 6 091 psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Digital communication

    HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Hazardous area approvals

    ATEX, FM, CSA, IECEx, INMETRO, NEPSI, TIIS

  • Functional safety

    SIL

  • Material certificates

    NACE MR0103
    NACE MR0175
    EN10204-3.1

  • Measuring principle

    Differential pressure

  • Characteristic / Application

    Digital transmitter with metallic measuring diaphragms
    Modular transmitter
    Long term stability
    High static pressure/Overload resistance
    Enhanced safety via self diagnostic functions
    Secondary process barrier

  • Supply / Communication

    4...20 mA HART:
    10,5...45V DC
    Ex ia: 10,5...30V DC
    PROFIBUS PA /
    FOUNDATION Fieldbus:
    9...32V DC

  • Accuracy

    Standard: 0.05%
    Platinum: up to 0.035%

  • Long term stability

    0,05% of URL/year

  • Ambient temperature

    -50 °C...85 °C
    (-58 °F...185 °F)

  • Process temperature

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

  • Process pressure absolute / max. overpressure limit

    420 bar (6300 psi)

  • Pressure measuring range

    10 mbar...250 bar
    (0.15 psi...3750 psi)

  • Main wetted parts

    Alloy C276
    316L
    Monel
    Tantalum

  • Process connection

    1/4-18NPT
    RC1/4"

  • Max. measurement distance

    400 m (1.312 ft) H2O

  • Communication

    4...20 mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Certificates / Approvals

    ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, EAC

  • Safety approvals

    SIL

  • Design approvals

    EN 10204-3.1
    NACE MR0175, MR0103

  • Marine approval

    GL/ ABS

  • Options

    HistoROM/M-Dat
    4-line digital display
    SS- or Aluminiumhousing
    Separate housing

  • Successor

    PMD75B

  • Application limits

    Measuring cell:
    Metal welded

  • Measuring principle

    Differential pressure

  • Product headline

    Digital transmitter with metallic measuring diaphragms
    Modular transmitter
    Long-term stability
    High static pressure/Overload resistance
    Enhanced safety via self diagnostic functions
    Secondary process barrier

  • Max. measurement error

    0,075%
    "PLATINUM" 0,05%

  • Max. process pressure

    max. 420 bar
    (max. 6091 psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Digital communication

    HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Hazardous area approvals

    ATEX, FM, CSA, IECEx, INMETRO, NEPSI, TIIS

  • Functional safety

    SIL

  • Material certificates

    NACE MR0103
    NACE MR0175
    EN10204-3.1

  • Measuring principle

    Differential pressure

  • Characteristic

    Digital transmitter with metallic measuring diaphragms
    Modular transmitter
    Long-term stability
    High static pressure/Overload resistance
    Secondary process barrier

  • Supply voltage

    4...20 mA HART
    10,5...45V DC (Non Ex):
    Ex ia: 10,5...30V DC
    PROFIBUS PA:
    9...32 V DC (Non Ex)
    FOUNDATION Fieldbus:
    9...32 V DC (Non Ex)

  • Reference Accuracy

    Standard: 0.05%
    Platinum: up to 0.035%

  • Long term stability

    0.03 % of URL/ year
    0.05 % of URL/ 5 years
    0.08 % of URL/ 10 years

  • Process temperature

    -40°C...85°C
    (-40°F...185°F)

  • Ambient temperature

    -50°C...85°C
    (-58°F...185°F)

  • Measuring cell

    10 mbar...250 bar
    (0.15 psi...3750 psi)

  • Smallest calibratable span

    1 mbar (0.015 psi)

  • Vacuum resistance

    50 mbar (0.73 psi)

  • Max. Turn down

    100:1

  • Max. overpressure limit

    On one side:
    420 bar
    (6300psi)

  • Process connection

    1/4-18NPT
    RC1/4"

  • Material process membrane

    316L, AlloyC,
    Tantal,
    Gold-Rhodium

  • Material gasket

    Viton, PTFE, EPDM, NBR

  • Fill fluid

    Silicone oil
    Inert oil

  • Material housing

    316L, Die-cast aluminum

  • Communication

    4...20 mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Certificates / Approvals

    ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, EAC

  • Safety approvals

    SIL

  • Design approvals

    NACE MR0103
    EN10204-3.1

  • Marine approvals

    GL/ ABS

  • Specialities

    Diagnostic functions

  • Successor

    PMD75B

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