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Measuring principle
Differential pressure
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Characteristic
Digital transmitter with metallic measuring diaphragms, one side with diaphragm seal
Modular transmitter
Long-term stability
Secondary process barrier
enhanced saftey via self diagnostic functions -
Supply voltage
4…20mA 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) -
Reference Accuracy
0,075% + influence of diaphragm seal
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Long term stability
0.08 % of URL/ year
0.14 % of URL/ 5 years
0.27 % of URL/ 10 years -
Process temperature
-40°C…400°C
(-40°F…752°F) -
Ambient temperature
-50°C…85°C
(-58°F…185°F) -
Measuring cell
100 mbar…16 bar
(40 inH20…240 psi) -
Smallest calibratable span
5 mbar (0.075 psi)
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Vacuum resistance
50 mbar (0.73 psi)
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Max. Turn down
100:1
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Max. overpressure limit
160 bar
(2400 psi) -
Process connection
Low pressure side:
1/4-18NPT
RC1/4″
High pressure side:
Flanges (DIN, ASME, JIS) -
Material process membrane
316L, AlloyC,
Tantal,
Gold-Rhodium,
PTFE -
Material gasket
None, diaphragm seal welded
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Fill fluid
Silicone oil,
Inert oil,
Vegetable oil
Low- temperature oil
High- temperature oil -
Material housing
316L, Die-cast aluminum
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Communication
4…20 mA HART
PROFIBUS PA
FOUNDATION Fieldbus -
Certificates / Approvals
ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, EAC, UK Ex
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Safety approvals
SIL
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Design approvals
NACE MR0175
EN10204-3.1 -
Specialities
Diagnostic functions
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