Endress+Hauser Deltabar FMD78

Differential pressure

Multifunctional differential pressure transmitter with remote seals. For level measurement in closed tanks. Intelligent and high precision.

Differential pressure transmitter with two diaphragm seals for differential pressure and level.

100mbar...40bar
(1.5psi ... 600 psi)

160bar (2400 psi)

Alloy C276
316L
Monel
Tantalum

400m (1312ft) H2O

316L, AlloyC,
Tantal,
Gold-Rhodium
PTFE

100 mbar...40 bar
(40 inH2O...600 psi)

Differential pressure

Digital transmitter with metallic measuring diaphragms diaphragm seals and capillaries
Modular transmitter
Long term stability
Enhanced safety via self diagnostic functions
Secondary process barrier

TempC membrane

4...20 mA HART:
10,5...45V DC
Ex ia: 10,5...30V DC
PROFIBUS PA /
FOUDATION Fieldbus:
9...32V DC

0,075% + influence of diaphragm seal

0,05% of URL/year

-50В°C...85В°C
(-58В°F...185В°F)

-40В°C...400В°C
(-40В°F...752В°F)

160bar (2400 psi)

100mbar...40bar
(1.5psi ... 600 psi)

Alloy C276
316L
Monel
Tantalum

Diaphragm seal (Pancakes, threads)
Flanges (DIN, ASME)
Tri-Clamp ISO2852
Hygienic connections

Tri-Clamp
DIN11851
NEUMO
Varivent
SMS
DRD
Universal adapter

400m (1312ft) H2O

4...20 mA HART
PROFIBUS PA
FOUNDATION Fieldbus

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

SIL

EN10204-3.1
NACE MR0175, MR0103

3A, EHEDG

GL/ ABS

HistoROM/M-Dat
4-line digital display
SS- or Aluminiumhousing
Separate housing

PMD78B

Measuring cell:
Metal welded

Differential pressure

Digital transmitter with metallic measuring diaphragms diaphragm seals and capillaries
Modular transmitter
Long-term stability
Secondary process barrier
enhanced safety via self diagnostic functions.

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)

0,075% + influence of diaphragm seal

0.08 % of URL/ year
0.14 % of URL/ 5 years
0.27 % of URL/ 10 years

-70В°C...400В°C
(-94В°F...752В°F)

-50В°C...85В°C
(-58В°F...185В°F)

100 mbar...40 bar
(40 inH2O...600 psi)

5 mbar (0.075 psi)

50 mbar (0.73 psi)

100:1

160 bar
(2400 psi)

Diaphragm seal (Pancake, threads)
Flanges (DIN, ASME)
Hygienic connections
Tri-Clamp ISO2852

Tri-Clamp
DIN11851
NEUMO
Varivent
SMS
DRD
Universal adapter

316L, AlloyC,
Tantal,
Gold-Rhodium
PTFE

None, diaphragm seal welded

Silicone oil,
Inert oil,
Vegetable oil
Low- temperature oil
High- temperature oil

316L, Die-cast aluminum

4...20 mA HART
PROFIBUS PA
FOUNDATION Fieldbus

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

SIL

NACE MR0175
EN10204-3.1

3A, FDA

GL/ ABS

Diagnostic functions
TempC Membrane

PMD78B