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Differential pressureDeltabar FMD78
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Endress+Hauser Differential pressureDeltabar FMD78

Brand: Endress+Hauser SKU: FMD78 Mfr Part #: FMD78
Ships Same Day* Worldwide Shipping
Accuracy 0,075% + influence of diaphragm seal
Ambient temperature -50°C...85°C (-58°F...185°F)
Application limits Measuring cell: Metal welded
Certificates / Approvals ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, EAC
Characteristic Digital transmitter with metallic measuring diaphragms diaphragm seals and capillaries Modular transmitter Long-term stability Secondary process barrier enhanced safety via self diagnostic functions.
Characteristic / Application Digital transmitter with metallic measuring diaphragms diaphragm seals and capillaries Modular transmitter Long term stability Enhanced safety via self diagnostic functions Secondary process barrier
Communication 4...20 mA HART PROFIBUS PA FOUNDATION Fieldbus
Design approvals EN10204-3.1 NACE MR0175, MR0103
Fill fluid Silicone oil, Inert oil, Vegetable oil Low- temperature oil High- temperature oil
Hygienic approvals 3A, EHEDG
Long term stability 0,05% of URL/year
Main wetted parts Alloy C276 316L Monel Tantalum
Marine approval GL/ ABS
Marine approvals GL/ ABS
Material gasket None, diaphragm seal welded
Material housing 316L, Die-cast aluminum
Material process membrane 316L, AlloyC, Tantal, Gold-Rhodium PTFE
Max. measurement distance 400m (1312ft) H2O
Max. overpressure limit 160 bar (2400 psi)
Max. Turn down 100:1
Measuring cell 100 mbar...40 bar (40 inH2O...600 psi)
Measuring principle Differential pressure
Options HistoROM/M-Dat 4-line digital display SS- or Aluminiumhousing Separate housing
Pressure measuring range 100mbar...40bar (1.5psi ... 600 psi)
Process Connection Diaphragm seal (Pancakes, threads) Flanges (DIN, ASME) Tri-Clamp ISO2852 Hygienic connections
Process connection hygienic Tri-Clamp DIN11851 NEUMO Varivent SMS DRD Universal adapter
Process pressure / max. overpressure limit 160bar (2400 psi)
Process temperature -40°C...400°C (-40°F...752°F)
Reference Accuracy 0,075% + influence of diaphragm seal
Safety approvals SIL
Smallest calibratable span 5 mbar (0.075 psi)
Specialities TempC membrane
Successor PMD78B
Supply / Communication 4...20 mA HART: 10,5...45V DC Ex ia: 10,5...30V DC PROFIBUS PA / FOUDATION Fieldbus: 9...32V DC
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)
Vacuum resistance 50 mbar (0.73 psi)

Frequently Asked Questions

How do I get pricing for FMD78?

KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.

Who manufactures the FMD78?

FMD78 is a Endress+Hauser part. KKM Solutions sources Endress+Hauser components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.

What are the key specifications of FMD78?

Key specifications include Accuracy: 0,075% + influence of diaphragm seal; Ambient temperature: -50°C...85°C (-58°F...185°F); Application limits: Measuring cell: Metal welded; Certificates / Approvals: ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, EAC. The full specification table on this page lists every published attribute for this part.

How quickly can FMD78 ship?

In-stock items are dispatched the same business day for orders placed by 3 PM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.

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