PR 5450B PROFIBUS PA Temperature Transmitter

The PR 5450A PROFIBUS PA temperature transmitter delivers precise measurement for RTDs, TCs, resistance, and mV signals in addition to unmatched accuracy, reliability, and efficiency for the automation and process industries. Featuring true dual inputs, it offers redundancy, drift detection, and diagnostics. With Ex i compliance, galvanic isolation, and flexible data mapping, the PR 5450A, from PR electronics, is easily configured for critical applications and DIN form B mounting. Designed for seamless integration, proactive monitoring, and precise temperature measurement, the PR 5450 Series ensures optimal performance in even the most demanding environments.

• PROFIBUS PA profile 4.0
• RTD, TC, potentiometer, linear resistance and bipolar mV input
• Single or true dual inputs with sensor redundancy and drift detection
• Easy Ex i deployment with conformity to FISCO IEC 60079-27
• Accuracy from 0.04°C
• 2.5 kVAC galvanic isolation

Capabilities of the PR 5450A

• True dual input capability – Ensures continuous operation with a redundant sensor setup, reducing downtime and enhancing reliability
• Advanced sensor matching – Supports Callendar-Van Dusen and custom linearization’s for superior accuracy
• Proactive sensor drift detection – Continuously monitors performance to detect and prevent sensor failures before they impact operations
• Seamless integration – Fully compatible with FDT/DTM software, enabling fast and easy configuration
• Certified for hazardous areas – ATEX, IECEx, cFMus, cCSAus, INMETRO, EAC Ex, NEPSI, and fully compliant with FISCO IEC60079-27 standards
• Exceptional measurement precision – Achieves temperature accuracy down to 0.04°C for critical process applications
• Reliable signal integrity – Features 2.5 kVAC galvanic isolation, ensuring robust safety and signal stability

Benefits

• Extended access via PROFIBUS PA – Enables real-time monitoring with access to dual sensor process values, calibration values, and operational statistics
• Optimized operation & proactive maintenance – Advanced diagnostics and continuous monitoring help detect issues early, optimizing performance and reducing maintenance efforts
• Reduced downtime – True dual sensor capability ensures uninterrupted performance, minimizing the risk of unexpected failures and costly interruptions

Uses of the PROFIBUS PA Temperature Transmitter

• Temperature measurement of a wide range of TC and RTD types
• Conversion of wide span linear resistance and potentiometer inputs to PROFIBUS
• Conversion of bipolar mV signals to PROFIBUS
• Integration into asset management schemes
• Critical applications requiring superior accuracy and/or sensor redundancy and drift detection

Technical Characteristics of the PR 5450B

• True dual input transmitter
• High density 7-terminal design accepts the widest range of dual input combinations
• Sensor drift detection – alerts when sensor differential exceeds user-defined limits, for maintenance optimization
• Variable mapping for process data such as average, differential and min./max. tracking
• Groundbreaking digital and analog signal accuracy over full input span and ambient conditions
• Extensive sensor matching including Callendar Van Dusen and custom linearizations
• Programmable input limits with runtime metering ensure maximum process traceability and sensor out of range protection
• Meets NAMUR NE21, NE44, NE89 and NE107 compliant diagnostics information

Easy Programming and Mounting – PROFIBUS PA Temperature Transmitter

• PROFIBUS PA functions and device-specific parameters are configured via fieldbus communication and the associated DD / DTM / GSD device drivers
• For DIN form B sensor head mounting
• Mounting in zone 0, 1, 2 and zone 21, 22 including M1