Differential pressure
Deltabar PMD55

Deltabar PMD55 aluminum housing ©Endress+Hauser
Deltabar PMD55 aluminum housing ©Endress+Hauser
Deltabar PMD55 application ©Endress+Hauser

Pressure measuring principle

Deltabar PMD55 beauty shot ©Endress+Hauser
  • Deltabar PMD55 aluminum housing
  • Deltabar PMD55 aluminum housing
  • Deltabar PMD55 application
  • Deltabar PMD55 beauty shot

Differential pressure transmitter with metal sensor for measurement of pressure differences

The Deltabar PMD55 differential pressure transmitter with piezoresistive sensor and welded metallic membrane is typically used in process or environmental applications for continuous measurement of pressure differences in liquids, vapors and gases. Quick Setup with adjustable measuring range allows simple commissioning, reduces costs and saves time. SIL2 according to IEC 61508 / IEC 61511.

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  • Process Connection
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PMD55
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  • Lợi ích

    • Easy menu-guided commissioning via local display, 4 to 20mA with HART, PROFIBUS PA, FOUNDATION Fieldbus

    • Easy process adaptation to impulse line high-pressure/low-pressure change via electric switch on the main electronics

    • Compact design and modular...

  • Phạm vi ứng dụng

    For level, volume or mass measurement in liquids, differential pressure monitoring, e.g. of filters and pumps as well as flow measurement (volume or mass flow) in conjunction with primary elements in gases, vapors and liquids.

    • Process connections: Threads

    • Process temperature: -40...

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Details

  • Measuring principle

    Differential pressure

  • Product headline

    Digital transmitter with metallic measuring diaphragms

    Compact size

    Modular transmitter
    Long-term stability

  • Max. measurement error

    0,1%
    "PLATINUM" 0,075%

  • Max. process pressure

    10 mbar...40 bar

    (0.15...580 psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART

  • Digital communication

    HART

  • 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

    Compact size

    Modular transmitter
    Long-term stability

  • Supply / Communication

    4...20mA HART:

    11,5...45V DC

    Ex ia: 11,5...30V DC

  • Accuracy

    0,1%
    "PLATINUM" 0,075%

  • Long term stability

    0,05% of URL/year

    0,125% of URL/5 years

  • Ambient temperature

    -40°C...85°C
    (-40°F...185°F)

  • Process temperature

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

  • Process pressure absolute / max. overpressure limit

    160 bar

  • Pressure measuring range

    10mbar...40bar

    (0.15...580psi)

  • Main wetted parts

    316L

  • Process connection

    1/4-18 NPT

  • Communication

    4...20mA HART

    PROFIBUS PA

    FOUNDATION Fieldbus

  • Certificates / Approvals

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

  • Safety approvals

    SIL

  • Design approvals

    EN 10204-3.1

    NACE MR0175, MR0103

    AD2000

  • Options

    4-line digital display

    Aluminium housing

  • Application limits

    Measuring cell:

    Metal welded

  • Measuring principle

    Differential pressure

  • Product headline

    Digital transmitter with metallic measuring diaphragms

    Compact size

    Modular transmitter
    Long-term stability

  • Max. measurement error

    0,1%
    "PLATINUM" 0,075%

  • Max. process pressure

    10mbar...40bar

    (0.15...580psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART

  • Digital communication

    HART

  • 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

    Compact size

    Modular transmitter
    Long-term stability

  • Max. measurement error

    0,1%
    "PLATINUM" 0,075%

  • Max. process pressure

    10mbar...40bar

    (0.15...580psi)

  • Medium temperature range

    Temperature gradient from pressure piping

  • Display/Operation

    Option

  • Outputs

    4...20mA HART

  • Digital communication

    HART

  • 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

    Compact size

    Modular transmitter
    Long-term stability

  • Supply voltage

    4...20 mA HART

    11,5...45V DC (Non Ex):

    Ex ia: 11,5...30V DC

    PROFIBUS PA:

    9...32 V DC (Non Ex)

    FOUNDATION Fieldbus:

    9...32 V DC (Non Ex)

  • Reference Accuracy

    Standard 0.1%

    Platinum 0.075%

  • Long term stability

    0.05% of URL/ year

    0.13% of URL/ 5 years

    0.23% of URL/ 10 years

  • Process temperature

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

  • Ambient temperature

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

  • Measuring cell

    10 mbar...40 bar

    (0.15...580 psi)

  • Smallest calibratable span

    10 mbar (0.15 psi)

  • Max. Turn down

    20:1

  • Max. overpressure limit

    on one side:

    160 bar

    (2300 psi)

  • Process connection

    1/4-18 NPT

  • Material process membrane

    316L, AlloyC,

  • Material gasket

    Viton, PTFE, EPDM, NBR

  • Fill fluid

    Silicone oil

    Inert oil

  • Material housing

    Die-cast aluminum

  • Communication

    4...20 mA HART
    PROFIBUS PA
    FOUNDATION Fieldbus

  • Certificates / Approvals

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

  • Safety approvals

    SIL

  • Design approvals

    NACE MR0175

    EN10204-3.1

Tài liệu / Tài liệu hướng dẫn / Phần mềm

Phụ kiện / Phụ tùng thay thế

Nr
Order code
Specification
  • 20
    • Nr 20 Order code 71092705

      Cover F30/31/34 Alu, gasket

      Material: aluminium. O-ring: EPDM. Not for Ex d/XP. Usage: FMB50/FMB51/FMB52/FMB53, FTC260/FTC262, PMC51, PMD55, PMP51/PMP55.

    • Nr 20 Order code 71092706

      Cover F30/31 Alu, Ex d, gasket

      Material: aluminium. O-ring: EPDM. Individual tested, Ex d/XP. Usage: PMC51, PMD55, PMP51/PMP55.

    • Nr 20 Order code 71092707

      Cover F30/31/34 Alu, sight glass, gasket

      Material: aluminium. Sight glass: mineral glass. O-ring: EPDM. Not for Ex d/XP. Usage: FMB50/FMB51/FMB52/FMB53, FTC260/FTC262, PMC51, PMD55, PMP51/PMP55.

    • Nr 20 Order code 71092708

      Cover F30/31 Alu,Exd,sight glass, gasket

      Material: aluminium. Sight glass: mineral glass. O-ring: EPDM. Individual tested, Ex d/XP. Usage: PMC51, PMD55, PMP51/PMP55.

  • 21
    • Nr 21 Order code 52020429

      Sealing EPDM, F30/31/34, T14/15, 5 pcs.

      Consists of: 5x O-ring 75.87x2.62, EPDM, PTFE, FDA. Usage: housing F30/F31/F34, T14/T15.

  • 15
    • Nr 15 Order code 52005984

      Plug 3p M12/M20, gasket

      Consists of: terminal block, gasket. Usage: FMB50/51/52/53, PMC51, PMD55, PMP51/55.

    • Nr 15 Order code 71092709

      Cable gland M20 PA, O-ring EPDM/PTFE

      Consists of: cable gland M20, synthetic. O-ring 17.0x2.0 EPDM + PTFE/FDA. Usage: housing F30/31, FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.

    • Nr 15 Order code 71092711

      Cable gland M20 Metal, gasket

      Consists of: cable gland M20, metal. O-ring 17.0x2.0 EPDM + PTFE/FDA. Usage: housing F15/F31, FMB50/FMB51/FMB52/FMB53, PMC51, PMP51/PMP55, housing F30 PMD55.

    • Nr 15 Order code 71092712

      Cable entry G1/2, gasket, adapter

      Consists of: gasket 18.72x2.51 NBR 70. Adapter M20 > G1/2. Not for Ex d. Usage: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.

    • Nr 15 Order code 71120017

      Plug valve, F30/F31, seal NBR

      Consists of: plug, seal, screw. Usage: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.

    • Order code 71290825

      Ground terminal T14/T15/T17, F30/F31

      Consists of: spring washer, screw, earth handle, clamp. Usage: housing T14/T15/T17, FMB70, FMD71/FMD72/ FMD77/FMD78, PMC71, PMP71/PMP75, PMD70/PMD75. Housing F30/F31, FMB50/FMB51/FMB52/ FMB53, PMC51, PMD55, PMP51/PMP55.

  • 40
    • Nr 40 Order code 71091670

      Display module VU340, Cbar/Dbar/Dpilot M

      Digital display, 3 push buttons, snapped bracket. Usage: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.

  • 30
  • 41
    • Nr 41 Order code 71094113

      Holder Display Dbar/Cbar/Dpilot M

      Usage: display module VU340, FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.

  • 57
    • Nr 57 Order code 71092699

      Set gaskets FKM

      Consists of: 2x O-ring 44.0x3.0 FKM. Process gasket FKM Viton. 2x flat gasket EPDM. Usage: housing > flange PMD55.

    • Nr 57 Order code 71092701

      Set gaskets NBR

      Consists of: 2x O-ring 44.0x3.0 FKM. Process gasket NBR. 2x flat gasket EPDM. Usage: housing > flange PMD55.

    • Nr 57 Order code 71092702

      Set gaskets EPDM

      Consists of: 2x O-ring 44.0x3.0 EPDM. Process gasket EPDM. 2x flat seal EPDM. Usage: housing > flange PMD55.

  • 56
    • Nr 56 Order code 71093020

      Mounting set flange PMD55, PN160, SS

      Consists of: 4x hexagon screw M12x90, SS. 4x hexagon nut M12, SS. Usage: gasket NBR, FKM Viton, EPDM, PMD55.

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