Endress+Hauser Deltapilot FMB51 Hydrostatic Level measurement

• Hermetically sealed Contite measuring cell with condensate-resistance, high reference accuracy: ±0.2%, optionally ±0.1% and minimum temperature effects
• Modular concept for easy replacement of display or electronics
• Seamless and independent system integration (HART/PA/FF)
• Easy and safe menu-guided operation: On-site via display module, via 4 to 20mA with HART, via PROFIBUS PA, via FOUNDATION Fieldbus
• International usage thanks to a wide range of approvals

For level measurement.

• Process connections: Threads and flanges
• Temperature: -10 to +85°C (14°F…185° F)
• Measuring range: 0.1 to 10bar / 100m H₂O (1.5 to 150psi / 300ft H₂O)
• Accuracy: ±0.2%, ±0.1% (option)
• International explosion protection certificates, overfill prevention WHG, SIL, drinking water approval

• Measuring principle

  Hydrostatic

• Characteristic / Application

  Pressure transmitter for pressure or hydrostatic level measurement with flush mounted metallic CONTITE measuring cell: 
  – hermetically welded 
  – absolute condensation tight 
  – climate-resitant 
  – long-term stable 
  – Lowest temperature influences 

  Rod version

• Specialities

  Modularity to differential pressure and process pressure devices (replacable display, universal electronics) 

  diagnostic functions 

  Hermetically sealed Contite measuring cell (condensate-resistant and climatic-proofed)

• Supply / Communication

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

• Accuracy

  Standard 0,2% 
  Optional 0,1%

• Long term stability

  0,05% of URL/year

• Ambient temperature

  -40°C…85°C 
  (-40°F…185°F)

• Process temperature

  -10°C…85°C 
  (14°F…212°F)

• Process pressure absolute / max. overpressure limit

  40 bar (600 psi)

• Pressure measuring range

  100mbar…10bar 
  (1.5psi…150psi)

• Main wetted parts

  Alloy C
  316L 
  optional coating AuPt

• Process connection

  Thread:

  G1 1/2, MNPT1 1/2

  Flange:

  DN40…DN100,

  ASME 2″…4″,

  JIS 10K

• Max. measurement distance

  100m (328ft) H2O

• Communication

  4…20 mA HART

  PROFIBUS PA

  FOUNDATION Fieldbus

• Certificates / Approvals

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

• Safety approvals

  Overfill prevention WHG

  SIL

• Design approvals

  EN 10204-3.1

  NACE MR0175

• Drinking water approvals

  KTW/ NSF

• Options

  Separate housing 
  Initial device settings 
  Overvoltage protection

• Application limits

  If pressurized, usage of two pressure transmitters to measure the differential pressure (electronic dP) 
  Observe ratio head pressure : hydrostatic pressure

Datasheet: Weld-in adapter, process adapter and flanges

Deltapilot M FMB50, FMB51, FMB52, FMB53