Critical Technical Advantages
-
Digital Operational Safety: The PMP51B is designed to reduce systematic failures through instrument-guided wizards. These clear, step-by-step instructions lead the user through commissioning and the mandatory proof testing required for safety loops, ensuring compliance without the need for extensive manual consultation.
-
SmartBlue Wireless Control: Utilizing a secure Bluetooth connection, the transmitter can be configured and monitored from a distance using a mobile device. This significantly reduces the risk of onsite accidents by allowing technicians to interact with instruments located in high-altitude, high-vibration, or otherwise difficult-to-reach areas without a physical connection.
-
Condition-Based Maintenance: Moving beyond reactive repairs, the PMP51B provides diagnostic data that supports condition-based maintenance strategies. This allows plant managers to schedule shutdowns more effectively based on the actual health of the device rather than arbitrary time intervals.
-
High-Temperature Resilience: While the base sensor handles standard process temperatures, the PMP51B can be integrated with diaphragm seals to measure media up to 400°C (752 °F). This makes it a robust solution for hot oil, bitumen, or high-temperature steam applications.
-
High-Pressure Metallic Sensor: The piezo-resistive sensor is capable of measuring pressures up to 400 bar (6000 psi) with an accuracy of up to ±0.055%. The metallic diaphragm provides the mechanical strength needed for high-pressure cycles and rapid pressure changes.
-
Streamlined Troubleshooting: The intuitive software interface provides clear status updates, enabling faster identification of process anomalies or device issues without interrupting the 4-20 mA control signal.
Technical Performance Matrix
| Feature | Details |
| Measuring Principle | Piezoresistive (Metallic diaphragm) |
| Pressure Range | Up to 400 bar (6000 psi) |
| Accuracy | Up to +/- 0.055% |
| Process Temperature | Up to 400°C (752 °F) with diaphragm seal |
| Communication | 4-20 mA HART, Bluetooth |
| Operation | Local display or SmartBlue App |
Primary Applications
-
Hazardous Area Monitoring: Using Bluetooth connectivity to safely monitor pressure in ATEX/Ex zones from a distance.
-
High-Pressure Steam Systems: Controlling and monitoring pressure in utility headers and power generation circuits.
-
Modular Plant Skids: Integrating into compact modules where local physical access to the transmitter display may be obstructed by piping.
-
Safety Instrumented Systems (SIS): Applications requiring high-reliability pressure sensing with documented, guided proof-test procedures.
-
Refining and Petrochemical: Measuring hot, viscous, or corrosive media using the PMP51B in combination with specialized diaphragm seal materials.
