Introducing the Ametek Jofra RTCt-156, RTCt-157, and RTCt-168: Next-Generation Temperature Calibration Solutions

Copenhagen, Denmark – AMETEK STC is proud to unveil the latest evolution in temperature calibration technology: the RTCt Series, which includes the new RTCt-156, RTCt-157, and RTCt-168 models. Built to meet the demands of industries with rigorous precision requirements, the RTCt Series delivers significant upgrades in measurement accuracy, efficiency, and automation. The “t” in RTCt represents “Touch,” highlighting the advanced touchscreen interface that simplifies operation and boosts productivity.

With a suite of patent-pending innovations, dual-sensor functionality, and intelligent interface upgrades, the RTCt Series is designed to streamline complex calibration workflows while maintaining the highest standards of performance.


Reimagined Touchscreen Interface for Smarter Operation

The RTCt models introduce a high-resolution, full-color touchscreen that replaces traditional button controls. This modern interface enables faster navigation, clearer data visualization, and reduced setup time—making calibration more intuitive than ever.

One standout feature is the customizable graphing capability. Users can tailor real-time visual feedback to suit specific calibration tasks, viewing live temperature stability, trends, and deviations. This visual insight improves response time and decision-making during critical procedures.


Dual-Sensor Inputs: Boosting Precision and Productivity

A major enhancement in the RTCt-156, RTCt-157, and RTCt-168 is their dual-sensor input capability. This allows two sensors to be calibrated at once, significantly cutting down calibration time while improving measurement accuracy.

Dual-sensor benefits include:

  • Side-by-side sensor calibration for improved throughput
  • Simultaneous use of an internal and external reference for enhanced precision
  • Real-time monitoring of both sensors to ensure process reliability and traceability

Dynamic Load Compensation (DLC) Icon: Intelligent System Feedback

Among the series’ innovative features is the patent-pending Dynamic Load Compensation (DLC) icon. This real-time visual indicator continuously evaluates system load and automatically adjusts the heating and cooling cycles to maintain optimal stability.

By offering immediate feedback on performance, the DLC icon allows users to react quickly to environmental changes and maintain consistent calibration quality.


Comprehensive Connectivity and Automation Features

The RTCt Series supports modern data integration needs through a range of connectivity options and automation tools that help simplify calibration workflows and ensure compliance.

Connectivity highlights include:

  • Wi-Fi access via a removable USB dongle for remote monitoring and control
  • Mobile-friendly graphical displays for iOS and Android, enabling oversight from any location
  • Compatibility with large external displays, ideal for control rooms or labs
  • Seamless integration with calibration software, supporting automatic data capture and documentation
  • Remote access features that improve flexibility and productivity across operations

Raising the Bar for Calibration Performance

With its advanced features and user-first design, the RTCt-156, RTCt-157, and RTCt-168 define a new standard for temperature calibration in demanding environments. These instruments are ideal for sectors such as aerospace, pharmaceuticals, power generation, and manufacturing—where accuracy, traceability, and efficiency are non-negotiable.

AMETEK STC continues to lead the way in metrology innovation, delivering tools that evolve with the needs of calibration professionals and support long-term measurement confidence.

Learn more about the RTCt Series by visiting the product pages:

AMETEK Jofra RTCt-156 Reference Temperature Calibrator, -32 to 155°C

AMETEK Jofra RTCt-157 Reference Temperature Calibrator, -45 to 155°C

AMETEK Jofra RTCt-168 Reference Temperature Calibrator, -30 to 165°C

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