Try searching by key words, order- or product code or serial number e.g. “CM442” or “Technical information”
Enter at least 2 characters to start the search.

Deltapilot S DB51

Product picture of: Deltapilot S DB51

This product is no longer available.

Please check new generation in the section predecessor / successor or contact your local Endress+Hauser entity.

Features and specifications



  • Measuring principle


  • Characteristic / Application

    Pressure transmitter, for hydrostatic level measurement, flush mounted CONTITE-sensor with metallic measuring diaphragm Alloy C276 hermetically welded + safe humidity protection
    Rod version

  • Specialities

    full modularity

  • Supply / Communication

    3-wire analogue:
    15...20V DC
    4...20mA HART:
    11,5...30V DC
    9...24V DC
    Ex ia: 9...32V DC
    FOUNDATION Fieldbus:
    9...32V DC

  • Accuracy

    optional 0,1%

  • Long term stability

    0,1% of URL/6 months

  • Ambient temperature


  • Process temperature


  • Process pressure absolute / max. overpressure limit

    25bar (375 psi)

  • Pressure measuring range

    (1.5 psi...150 psi)

  • Main wetted parts

    Alloy C276

  • Process connection

    Flanges (DIN, ASME, JIS)

  • Max. measurement distance

    100m (328 ft) H2O

  • Communication

    3-wire analogue
    4...20 mA HART
    FOUNDATION Fieldbus

  • Certificates / Approvals

    WHG/overspill protection

  • Options

    digital display
    SS-, Aluminium- or Polyesterhousing

  • Application limits

    Measuring cell: Contite,
    condensate-proof, watertight,
    metal welded
    If pressurized, possibly use
    differential pressure measurement
    In case of an open tank or shaft use DB53 with mounting clamp.
    with two pressure
    transmitters (electronic dp).
    Observe ratio head pressure :
    hydrostatic pressure

Documents / Manuals / Software

Accessories / Spare parts

Order code
  • 11
    • Order code 52006263

      M12-female plug connector, cable side

      M12 plug socket, cable side Self confectionery connection. Usage: FMB50/FMB51/FMB52/FMB53, FMB70, FTL31/FTL33, FTW23, FTW33,PMP11, PMP21, PMP51, PTC31B, PTP31B, QMW43.

  • 21
    • Nr 21 Order code 014850-0000

      O-ring 73,0 x 3,0 EPDM 60 +PTFE

      Usage: housing cover F6/F10, terminal compartment cover T3.

  • 20
    • Nr 20 Order code 52002593

      Cover F6 Alu, high, gasket

      O-ring EPDM. Usage: housing F6, aluminium.

    • Nr 20 Order code 52002594

      Cover F10 PBT, high, gasket

      O-ring VMQ. Usage: housing F10, Polyester.

    • Order code 917755-0000

      Protection cover, PFA

      Usage: DB4x/DB5x, FMX165, FMX167/FMX21 42mm.

  • 51
  • 53
    • Nr 53 Order code 535555-1100

      Mounting set CONTITE FKM sensor Viton

      Consists of: PC centering ring, retaining ring. Membrane protection cap. O-ring FKM Viton. Usage: FMB51/52/53. DB50/50A/50L/50S/51/51A/52/52A/53/53A.

    • Order code 52024469

      Weld-in adapter G1-1/2, 316L

      Mounting process connection G1-1/2. Material: 316L. Correct installation only with dummy. Usage: FMB50/FMB51/FMB52, FMB70, PMC51, PMC71, PMP51/PMP55, PMP71/PMP75.

    • Order code 52024470

      Weld-in adapter G1-1/2, 316L, 3.1

      Mounting process connection G1-1/2. Material: 316L. Inspection cert. EN10204-3.1 material. Usage: FMB50/FMB51/FMB52, FMB70, PMC51, PMC71, PMP51/PMP52, PMP71/PMP75.

    • Order code 52024471

      Weld-in dummy, adapter G1-1/2

      Material: brass. To avoid any deformation of the adapters 52024469 / 52024470 during welding.

    • Order code 942262-0000

      Weather protection cover F6/F10

      Material: PA. Usage: FTL70/FTL71.

  • Predecessor

  • Successor

    • Simple products

    • Easy to select, install and operate

    Technical excellence


    • Standard products

    • Reliable, robust and low-maintenance

    Technical excellence


    • High-end products

    • Highly functional and convenient

    Technical excellence


    • Specialized products

    • Designed for demanding applications

    Technical excellence



    FLEX selections Technical excellence Simplicity
    • F
    • L
    • E
    • X

    Fundamental selection

    Meet your basic measurement needs

    Technical excellence
    • F
    • L
    • E
    • X

    Lean selection

    Handle your core processes easily

    Technical excellence
    • F
    • L
    • E
    • X

    Extended selection

    Optimize your processes with innovative technologies

    Technical excellence
    • F
    • L
    • E
    • X

    Xpert selection

    Master your most challenging applications

    Technical excellence