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The Deltabar PMD75 differential pressure transmitter with with piezoresistive sensor and welded metallic membrane is used in all industries for continuous measurement in liquids, vapors and gases.
The Deltabar PMD75 differential pressure transmitter with with piezoresistive sensor and welded metallic membrane is used in all industries for continuous measurement in liquids, vapors and gases. The 3-key operation enables simple and reliable commissioning and operation. The integrated HistoROM data module allows easy management of process and device parameters. Designed according to IEC 61508 for use in SIL2/3 safety applications.
Measuring Principle | Differential pressure |
Characteristic | Digital transmitter with metallic measuring diaphragms |
Modular transmitter | |
Long-term stability | |
High static pressure/Overload resistance | |
Secondary process barrier | |
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) | |
Reference Accuracy | Standard: 0.05% |
Platinum: up to 0.035% | |
Long term stability | 0,05% of URL/year |
0,125% of URL/5 years | |
Process temperature | -40°C...85°C |
(-40°F...185°F) | |
Ambient temperature | -50°C...85°C |
(-58°F...185°F) | |
Measuring cell | 10 mbar...40 bar |
(0.4 inH2O...600 psi) | |
Smallest calibratable span | 1 mbar (0.015 psi) |
Vacuum resistance | 50 mbar (0.73 psi) |
Max. Turn down | 100:01:00 |
Max. overpressure limit | On one side: |
420 bar | |
(6300psi) | |
Process connection | 1/4-18NPT |
RC1/4" | |
Material process membrane | 316L, AlloyC, |
Tantal, | |
Gold-Rhodium | |
Material gasket | Viton, PTFE, EPDM, NBR |
Fill fluid | None |
Material housing | 316L, Die-cast aluminum |
Communication | 4...20 mA HART |
PROFIBUS PA | |
FOUNDATION Fieldbus | |
Certificates / Approvals | ATEX, FM, CSA, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI, EAC |
Safety approvals | WHG/ Overfill prevention |
SIL | |
Design approvals | NACE MR0103 |
EN10204-3.1 | |
Marine approvals | GL/ ABS |
Specialities | Diagnostic functions |
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