Endress+Hauser Deltabar PMD78B: Intelligent Differential Pressure Transmitter

The Endress+Hauser Deltabar PMD78B is a smart differential pressure transmitter designed for accurate and reliable measurement of pressure differences in liquids, vapors, and gases in various industrial applications. It builds upon the strengths of the Deltabar PMD55 and PMD75B, offering additional features and functionalities for improved process control and diagnostics.

Key Features and Benefits:

• Differential pressure measurement: Measures pressure difference with high accuracy (up to ±0.075% of reading).
• Wide pressure range: Handles process pressures up to 40 bar (max. 600 psi).
• Metal sensor with welded membrane: Ensures durability and resistance to harsh process conditions and media.
• Turn down ratio of 100:1: Offers a wide measurement range with a single device.
• Intuitive local operation with wizards: Enables user-friendly configuration, commissioning, and verification procedures.
• Heartbeat Technology: Provides continuous self-verification for reliable operation and regulatory compliance.
• HART communication protocol (standard): Supports seamless integration with existing control systems.
• Optional features: Profibus PA, FOUNDATION Fieldbus communication protocols and Bluetooth connectivity (via Endress+Hauser SmartBlue App) for remote configuration, diagnostics, and secure operation from a mobile device.
• Robust construction: Withstands demanding industrial environments.
• Condition-based maintenance: Enables predictive maintenance strategies based on device diagnostics.
• Plug and play design: Simplifies installation and replacement.

Compared to the Deltabar PMD55 and PMD75B, the Deltabar PMD78B offers:

• Improved user experience: Intuitive local operation with wizards simplifies setup and maintenance.
• Enhanced diagnostics: Heartbeat Technology provides continuous self-verification for improved reliability.
• Remote access: Optional Bluetooth connectivity allows for remote configuration and diagnostics using a mobile device.
• Condition-based maintenance: Enables proactive maintenance planning based on device health data.

Applications:

• Chemical and process industries: Monitoring flow rates, levels, and filter performance in various chemical processes.
• Oil and gas industry: Differential pressure measurement for flow, level, and interface level monitoring in oil and gas production and refining.
• Food and beverage industry: Monitoring levels in tanks, pressure differences across filters, and pump performance in food and beverage production.
• Water and wastewater treatment: Flow measurement in pipes, level monitoring in tanks, and filter monitoring in water treatment plants.
• Building automation: Pressure and differential pressure measurement for various applications in building management systems like HVAC control.

The Deltabar PMD78B is a strong choice for various industrial applications where high accuracy, reliability, and user-friendliness are important. Its advanced features, like Heartbeat Technology, remote access via Bluetooth, and condition-based maintenance capabilities, make it a valuable tool for improved process control and reduced maintenance costs.