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High-Temperature Platinum Resistance Sensor PTR-SC by Meiyo Electric

Updated: Nov 4

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Precision and Durability for Extreme Heat Applications

The High-Temperature Platinum Resistance Sensor PTR-SC is a high-performance solution for monitoring exhaust gas and steam temperatures in marine diesel engines and other high-temperature systems. Designed for long-term reliability, the PTR-SC provides accurate temperature readings up to 700°C, maintaining stability and mechanical integrity in harsh operating conditions.

Its platinum resistance element offers superior accuracy and repeatability, while the SUS304 stainless steel housing ensures corrosion resistance and durability in marine environments.


Temperature sensor with coiled cable on blue background, diagram on right. Text: "Temperature Sensor | Platinum Resistance Bulb (High Temperature) PTR-SC." Logo: MEIYO ELECTRIC Co., Ltd.
Meiyo Electric's PTR-SC Platinum Resistance Temperature Sensor, designed for high-temperature marine exhaust gas monitoring, combines precision engineering and durability.

Technical Specifications

Item

Specification

Product Name

Platinum Resistance Temperature Sensor (High Temperature)

Model

PTR-SC

Manufacturer

Meiyo Electric

Nominal Resistance (at 0°C)

Pt100Ω

Current

2 mA

Accuracy Class

Class B

Operating Temperature Range

0°C – 700°C

Tube Material (Standard)

SUS304 Stainless Steel

Connection Type

3-Wire System

Protecting Tube

Single

Terminal Type

Cable with Connector

Available Lengths (L)

100 mm / 120 mm / 150 mm

Diameter (φD)

12 mm

Attached Plug Options

G3/4, M24

Application

Exhaust Gas Measurement for Diesel Engines

Special Feature

Maintains stability under continuous high-temperature operation

Built for Harsh Industrial Environments

Platinum Resistance Temperature Sensor for Marine Diesel Engines

Engineered for exhaust gas temperature monitoring, the PTR-SC is trusted by shipbuilders and industrial operators worldwide. Its platinum wire element is precisely wound on an aluminum oxide bobbin, providing high insulation resistance and thermal endurance equivalent to thermocouples.

This combination delivers accuracy, stability, and long service life even under constant exposure to vibration, heat, and pressure.

Advantages of the High-Temperature Platinum Resistance Sensor PTR-SC

  • Exceptional Accuracy: Platinum sensing element provides precise temperature readings.

  • Thermal Stability: Sustains reliable performance under continuous operation at 700°C.

  • Mechanical Strength: Designed to match the robustness of thermocouples.

  • Compact Design: Facilitates easy installation in tight engine spaces.

  • Japanese Reliability: Manufactured by Meiyo Electric, ensuring top-tier engineering quality.

Typical Applications

  • Marine Diesel Engine Exhaust Gas Monitoring

  • Steam Temperature Measurement

  • Power Generation Equipment

  • Industrial Heating and Furnace Systems

For more technical insights and product visualization:

🔗 View Technical Drawing Details – Explore precise dimensional drawings and engineering schematics of the PTR-SB sensor. 🔗 Open Full Product Catalog – Access the complete Meiyo Electric sensor catalog for specifications and related models.

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