E+H Deltabar PMD75 Differential Pressure Transmitter
The Endress+Hauser Deltabar PMD75 is a robust differential pressure transmitter with a metal sensor, designed for continuous measurement of differential pressure, level, volume, or mass in liquids, vapors, and gases across various industries. It features welded metallic membranes and offers high accuracy along with excellent long-term stability. The modular design supports easy integration and maintenance, with options for HART, PROFIBUS PA, or FOUNDATION Fieldbus communication.
This transmitter provides overload resistance and function monitoring, making it suitable for demanding process conditions. It includes a secondary process barrier for added safety and is available with SIL capabilities.
Technical Specifications
| Specification |
Details |
| Accuracy |
Standard: 0.05%, Platinum: up to 0.035% |
| Measuring Range |
10 mbar to 250 bar (0.15 psi to 3750 psi) |
| Process Temperature |
-40°C to +85°C (-40°F to +185°F) |
| Ambient Temperature |
-50°C to +85°C (-58°F to +185°F) |
| Max Overpressure Limit |
420 bar (6300 psi) on one side |
| Turn Down |
Up to 100:1 |
| Process Connection |
1/4-18 NPT, RC 1/4" |
| Wetted Materials |
316L, Alloy C, Tantalum, etc. |
| Output |
4-20 mA HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Long-term Stability |
0.03% of URL/year (typical) |
| Supply Voltage |
10.5-45 V DC (HART), 9-32 V DC (bus) |
Application Industry
Widely used in chemical, oil & gas, water & wastewater, and power industries for flow measurement with primary elements, level monitoring in tanks, and differential pressure applications.
Common Problems
Potential issues include diaphragm damage from overpressure or improper installation, condensation affecting electronics in humid environments, and communication setup challenges in complex plants. Proper configuration and accessories help mitigate these.
Replacement Models
Serves as a reliable option within the Deltabar S series, often replacing or upgrading older differential pressure transmitters with similar metal sensor designs.
Why Buy From Us
We supply genuine Endress+Hauser instruments with expert guidance on selection and integration, ensuring compatibility with your process needs.
Stock & Delivery Time
Typical delivery time is 6-8 weeks for standard configurations.
RFQ Form
Submit your requirements including measuring range, output protocol, process connections, material options, and certifications for a tailored quotation.
Your message must be between 20-3,000 characters!
Overall Rating
Rating Snapshot
The following is the distribution of all ratingsAll Reviews