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Measuring principle
Differential pressure
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Characteristic
Transmitter with metal membrane
for differential pressure
monitoring in liquids or gases.
Intuitive and clear wizard for
commissioning. -
Supply voltage
Ex d, Ex e, non-Ex:
10.5...35V DC
Ex i: 10.5...30V DC -
Reference Accuracy
Standard:
up to 0.065 %
Platinum:
up to 0.055 % -
Long term stability
0.05 % of URL/ year
0.13 % of URL/ 5 years
0.23 % of URL/ 10 years -
Process temperature
-40°C...+110°C
(-40°F...+230°F) -
Ambient temperature
-40°C...+85°C
(-40°F...+185°F) -
Measuring cell
100 mbar...40 bar
(1.45 psi...580 psi) -
Smallest calibratable span
0.3 mbar (0.0043 psi)
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Vacuum resistance
25 mbar (0.0375 psi)
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Max. Turn down
20:1
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Max. overpressure limit
160 bar (2320 psi)
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Process connection
NPT1/4-18
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Material process membrane
316L, AlloyC, Gold
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Material gasket
PTFE, FKM, EPDM, FFKM
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Fill fluid
Silicone oil,
Inert oil -
Material housing
Aluminum, 316L
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Communication
4...20 mA HART
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Certificates / Approvals
ATEX, FM, IECEx, JPN Ex,
INMETRO, NEPSI -
Safety approvals
SIL
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Design approvals
EN10204-3.1,
NACE MR0103,
NACE MR0175 -
Specialities
Zero/Span buttons,
Testclamp,
RFID TAG for easy identification
Deltabar PMD50 – Differential Pressure Transmitter
Field of application
The Deltabar PMD50 is a differential pressure transmitter with metal membrane for measurement of liquids and gases. It is optimized for standard applications and offers intuitive operating functions.
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Pressure measuring range: up to 40 bar (600 psi)
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Process temperatures up to 400°C (752°F) with diaphragm seal
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Accuracy: up to +/-0.055%
Benefits
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Software wizard enables fast and easy commissioning
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Devices developed in accordance with IEC 61508
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Flexible write protection via hardware and/or software wizard
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Pre-assembled manifolds (pressure and leakage-tested) for faster installation
Technical Specification
Download