Fiber Optic temperature probe for transformer

TSENS

Rugged Fiber Optic Temperature Sensor

Reliable Temperature Measurement of Critical Applications in Extreme Environments

Our innovative patented probe is designed for durability and ease of installation, making it a standout choice for transformer manufacturers. It delivers reliable, long-term temperature data for operators, critical for accurate transformer aging evaluation and enabling proactive maintenance strategy.

Features

Designed for effortless installation in both oil-filled and dry-type transformers and reactors
Built with rugged durability to exceed the operational life of your transformer
Ensures exceptional repeatability with zero-drift GaAs technology
Versatile 9 mm disc design, ideal for use in windings, cores, busbars, tap changers, and more
Highly resistant to solvents and chemicals for long-lasting performance

Benefits

No calibration required for hassle-free operation
Exceptional stability with zero drift over time
Reinforced with durable PTEE Teflon spiral-wrap for added protection
Robust fiber optic temperature sensor tip for precise and reliable measurements
Available in both disc and non-disc configurations to suit diverse applications
Exceeds ASTM D2413 and D149 standards for industry-leading performance
Ultra-low PD for optimal transformer safety
Designed to outlast transformer lifespan, ensuring long-term reliability

Applications

Oil-filled or Dry type transformers
Ideal for direct measurements of temperature
Suitable for high voltage environments (1 MV or more)
Suitable for HVDC windings
Standard radial spacers
Withstands kerosene desorption
Compatible with all types of transformer oil, including ester-type
Can be integrated with all Rugged Monitoring instruments

Technical specifications

Temperature range

-80°C to +250°C

Repeatability

0.2°C

Accuracy absolute temperature

+/- 0.8°C

Accuracy relative temperature

+/- 0.2°C

Probe sheathing material

Teflon spiral-wrap

Tip material

Torlon (with disc) or Polyimide (no disc)

Connector

Stainless alloy ST with zirconia ferrule
(Optional: Dielectric Torlon ST with zirconia ferrule)

Probe length

Up to 25 meters

Response time

Up to 0.2 sec without disc. About 2 sec with disc

Longevity

Probe accuracy and repeatability constant over time

Ordering Code

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Head Office

CANADA

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230, Quebec, QC – G1N
4N7, CANADA