Endress+Hauser Deltabar S FMD633

Differential pressure transmitter

Measuring principle

Differential pressure

Characteristic / Application

Digital differential pressure transmitter with capillary diaphragm seals
Safety by function monitoring, modular transmitter design

Supply / Communication

4 ... 20 mA / HART:
11,5...45V DC
Ex: 11,5...30V DC
PROFIBUS PA /
FOUNDATION Fieldbus:
9...32V DC
Ex: 9...24VDC

Accuracy

0,1%

Long term stability

0,1% of URL/year
0,25% of URL/5 years

Ambient temperature

-40В°C...85В°C

Process temperature

-40В°C...350В°C

Process pressure absolute / max. overpressure limit

160bar

Pressure measuring range

100mbar...16bar

Main wetted parts

Alloy C
316L
Monel
Tantal

Process connection

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

Max. measurement distance

160m H2O

Communication

4 ... 20 mA
HART
PROFIBUS PA
FOUNDATION Fieldbus

Certificates / Approvals

ATEX
FM
CSA
TIIS
SIL
NACE
WHG/overspill protection
EN10204-3.1

Options

digital display
SS- or Aluminumhousing

Successor

FMD78

Application limits

Changing density

Measuring principle

Differential pressure

Characteristic

Digital differential pressure transmitter with capillary diaphragm seals
Safety by function monitoring, modular transmitter design

Supply voltage

4...20mA / HART:
11,5...45V DC
Ex: 11,5...30V DC
PROFIBUS PA /
FOUNDATION Fieldbus:
9...32V DC
Ex: 9...24VDC

Reference Accuracy

0,1%

Long term stability

0,1% of URL/year
0,25% of URL/5 years

Process temperature

-40В°C...350В°C

Ambient temperature

-40В°C...85В°C

Measuring cell

100mbar...16bar

Max. Turn down

max. 100:1

Max. overpressure limit

160bar

Process connection

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

Communication

4 ... 20mA
HART
PROFIBUS PA
FOUNDATION Fieldbus

Certificates / Approvals

ATEX
FM
CSA
TIIS
SIL
NACE
WHG/overspill protection
EN10204-3.1

Successor

FMD78