Description
Introduction
The Cerabar PMP71B is Endress+Hauser’s high-performance smart pressure transmitter, engineered for absolute and gauge pressure measurement in demanding industrial environments. Featuring metallic process diaphragms and optional diaphragm seals, it delivers exceptional accuracy (up to 0.025%) and long-term stability, with zero process interruption required for health verification.
Specification
| Parameter | Specification |
|---|---|
| Measuring Principle | Absolute and gauge pressure |
| Reference Accuracy | Standard: up to 0.05%; Platinum: up to 0.025% |
| Measuring Range | 400 mbar ... 700 bar (6 psi ... 10,500 psi) |
| Max. Overpressure Limit | 1,050 bar (15,750 psi) |
| Process Temperature | Standard: -40°C…+125°C (-40°F…+257°F); Diaphragm seal: -70°C...+400°C (-94°F...+752°F) |
| Supply Voltage | Ex d, Ex e, non-Ex: 10.5...35V DC; Ex i: 10.5...30V DC |
| Communication | 4...20 mA HART; PROFINET with Ethernet-APL; Bluetooth® (optional) |
| Long Term Stability | 0.05% URL/year; 0.07% URL/5 years; 0.10% URL/10 years |
| Smallest Calibratable Span | 5 mbar (0.075 psi) |
| Explosion Protection | Ex d, Ex e, Ex i |
Key Advantages
- Zero-Downtime Health Monitoring: Unique heartbeat technology verifies device health without disrupting ongoing processes, eliminating costly shutdowns.
- Ultra-High Accuracy & Stability: Delivers precision up to 0.025% (Platinum grade) and exceptional long-term stability (0.05% of URL/year), ensuring consistent, reliable measurements.
- Flexible & Future-Proof Communication: Supports 4…20 mA HART, PROFINET with Ethernet-APL, and optional Bluetooth for seamless integration and wireless maintenance via SmartBlue App.
- Extreme Condition Adaptability: Withstands process temperatures from -70°C to +400°C (with diaphragm seals) and overpressure up to 1,050 bar, suited for harsh industrial environments.
- User-Centric Operation: Intuitive wizards for commissioning, proof tests, and verification simplify setup, while plug-and-play functionality and RFID tags streamline device identification and management.