Jumo 902006 2xPt100 RTD Temperature Sensor

Overview

The Jumo 902006 2xPt100 RTD Temperature Sensor is a highly specialized industrial measurement instrument designed to deliver unparalleled accuracy and operational redundancy. In critical industrial processes where temperature fluctuations can lead to catastrophic equipment failure or compromised production quality, standard single-element sensors often pose an unacceptable risk. This advanced Jumo probe resolves this by housing two completely independent platinum resistance elements within a single robust metallic sheath, ensuring constant data availability even if one element sustains electrical damage.

Seven Star LLC operates as a specialized technical supplier, commercial vendor, and professional B2B procurement consultant, distributing this high-reliability instrumentation to petrochemical plants, power generation facilities, and heavy manufacturing lines across the Sultanate of Oman, Muscat, and the wider GCC region. By integrating this dual-element temperature probe into distributed control systems (DCS) or programmable logic controllers (PLC), plant engineers can achieve fail-safe thermal monitoring, minimizing unplanned downtime and maximizing process stability.

Measurement Principle

The operational execution of this sensor is based on the proven thermodynamic principles of Platinum Resistance Temperature Detectors (RTD). Following the strict international DIN EN 60751 standard, the internal Pt100 elements exhibit a positive temperature coefficient—meaning their electrical resistance increases linearly and predictably in direct proportion to the surrounding temperature (registering exactly 100 ohms at 0°C).

The distinct advantage of the Jumo 902006 2xPt100 RTD lies in its redundant configuration. Two separate Pt100 measuring circuits are embedded side-by-side within the probe tip. This architecture allows control systems to continuously cross-reference two independent thermal readings from the exact same physical location. If a discrepancy arises, or if one circuit fails due to severe mechanical shock or electrical transient surges, the automation system seamlessly falls back to the secondary element, preventing a complete loss of thermal telemetry and avoiding sudden emergency shutdowns.

Engineering Design of the Jumo 902006 2xPt100 RTD

The physical and metallurgical engineering of this specific model (Code: 902006/65-228-2003-1-15-500-668-000) is optimized for both durability and rapid thermal response. The protective outer sheath is manufactured from high-grade Stainless Steel 304, offering excellent resistance against corrosive industrial gases and localized oxidation. A critical engineering feature of this probe is its stepped sheath geometry (different tip design). The main structural body of the probe features a heavy-duty 15 mm diameter with a length of 25 cm, providing rigid mechanical support against high-velocity fluid flows.

At the measurement point, the sheath sharply reduces to a 6 mm diameter over a 3 cm length. This reduced thermal mass at the tip drastically improves the sensor’s response time to dynamic temperature shifts, allowing for faster control loop reactions. Furthermore, this specific configuration is designed without standard mechanical threads or a bulky terminal head. Instead, it utilizes a direct, high-temperature silicone cable output. This streamlined, threadless push-in architecture makes it highly adaptable for integration with adjustable compression fittings or direct insertion into customized thermowells.

Key Features

• Dual-element 2xPt100 architecture providing complete measurement redundancy for mission-critical safety loops.
• Wide operational temperature range capable of withstanding extreme variations from -50°C up to +600°C.
• Standardized Class B accuracy (with Class A available upon request) adhering to DIN EN 60751 specifications.
• Stepped sheath geometry (15mm main body to 6mm tip) ensuring structural rigidity while accelerating thermal response times.
• Fabricated from Stainless Steel 304 for premium corrosion resistance and mechanical longevity.
• Threadless, terminal-free design utilizing direct silicone cabling for versatile and space-saving field installations.
• Seamless integration capability with standard industrial PLCs, safety relays, and temperature transmitters.

Industrial Applications

The fail-safe redundancy and rapid response profile of this temperature probe make it a mandatory asset across continuous, high-risk industrial landscapes. In the petrochemical refineries and gas processing plants of Oman, these sensors are deployed within distillation columns, reactor vessels, and high-pressure steam pipelines where accurate thermal tracking is legally required for environmental and operational safety.

Power generation facilities across the GCC integrate this dual-element probe into turbine bearing lubrication systems and boiler exhaust stacks. Should a sensor anomaly occur, the redundant element ensures continuous operation without requiring an immediate turbine trip. Sourced efficiently through the industrial procurement network of Seven Star LLC, this RTD is also heavily utilized in the pharmaceutical and food processing sectors within the Sohar and Salalah industrial zones, where strict temperature validation and automated cross-checking are critical to maintaining batch integrity and compliance.

Technical Specifications

Call to Action

To submit a formal Request for Quote (RFQ), check regional stock availability, or download complete engineering datasheets for the Jumo 902006 2xPt100 RTD Temperature Sensor, please contact the industrial instrumentation division at Seven Star LLC today. Our technical application engineers in Oman are prepared to assist with exact process matching, thermowell compatibility, and rapid commercial sourcing across the GCC.