Description
PRODUCT DESCRIPTION
Endress Hauser Deltabar Differential Pressure Transmitter, S FMD77
The Deltabar S FMD77 is a differential pressure transmitter with metallic sensor used for the following measuring tasks:
- Level, volume or mass measurement in liquids
- International usage thanks to a wide range of approvals
Overload-resistant and function-monitored. Communication via HART, PROFIBUS PA or FOUNDATION Fieldbus.
FIELD OF APPLICATION:
- Process connections: Threads and flanges
- Temperature: -70 to +400°C (-94 to +752°F)
- Measuring ranges: +100mbar to +16bar (+1.5 to +240psi)
- Accuracy: ±0.075%
- International explosion protection certificates, overfill prevention WHG, hygienic approvals, marine approvals, SIL
BENEFITS:
- Large variety of different process connections and membrane materials
- Highest safety due to gas-tight feedthrough with capabilities up to SIL2/3, certified to
IEC 61508 - Easy menu-guided commissioning via local display, 4 to 20 mA with HART, PROFIBUS PA, FOUNDATION Fieldbus
- HistoROM data management concept for fast and easy commissioning, maintenance and diagnostics
- Cost savings with modular concept for easy replacement of sensor, display or electronics
- Seamless and independent system integration (HART/PA/FF)
FEATURES AND APPLICATION:
CONTINUOUS / LIQUIDS:
- Measuring Principle: Differential pressure
- Characteristic / Application:
- Digital transmitter with metallic measuring diaphragms one side with diaphragm seal
- Modular transmitter
- Long term stability
- 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: 0,075% + influence of diaphragm seal
- Long term stability: 0,05% of URL/year
- Ambient temperature: -40°C … 85°C (-40°F … 185°F)
- Process temperature: -40°C…400°C (-40°F…752°F)
- Process pressure absolute / max. overpressure limit: 160bar (2400 psi)
- Pressure measuring range: 100mbar…16bar (1.5psi…230psi)
- Main wetted parts: Alloy C276; 316L; Monel; Tantalum
- Process connection: Low pressure side: 1/4-18NPT, RC1/4\”; High pressure side: Flanges (DIN, ANSI, JIS)
- Max. measurement distance: 160m (525ft) H2O
- Output: 4…20 mA HART, PROFIBUS PA, FOUNDATION Fieldbus
- Certificates / Approvals: ATEX; FM; CSA; NEPSI; ICECEx; SIL; NACE; WHG/ Overfill prevention; EN10204-3.1
- Options:
- HistoROM/M-Dat
- 4-line digital display
- SS- or Aluminum housing
- Separate housing
- Application limits: Measuring cell: Metal welded
PRESSURE:
- Measuring Principle: Differential pressure
- Characteristic / Application:
- Digital transmitter with metallic measuring diaphragms, one side with diaphragm seal
- Modular transmitter
- Long term stability
- 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: 0,075% + influence of diaphragm seal
- 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…400°C (-40°F…752°F)
- Measuring range: 100mbar…16bar (40inH2O…240psi)
- Max. overpressure limit: 160 bar (2400 psi)
- Process connection: Low pressure side: 1/4-18NPT, RC1/4\”; High pressure side: Flanges (DIN, ANSI, JIS)
- Output: 4…20 mA HART, PROFIBUS PA, FOUNDATION Fieldbus
- Certificates / Approvals: ATEX; FM; CSA; NEPSI; ICECEx; WGH/ Overfill prevention; SIL; NACE; EN10204-3.1
- Options:
- HistoROM/M-Dat
- 4-line digital display
- SS- or Aluminum housing
- Separate housing
- Specialties: Diagnostic functions
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