Thermocouple Manufacturer in India - Ajmer Thermotech Pvt. Ltd.

Nipple-Union-Nipple Thermowell Style

adminONGOING — Tue, 10 Jun 2025 19:19:59 +0000

Model : S12

Nipple-Union-Nipple Thermowell Style

Resistance Temperature Detectors (RTDs): An Overview

Resistance thermometers, commonly known as Resistance Temperature Detectors (RTDs), are highly accurate and reliable sensors used to measure Temperature by correlating the resistance of the RTD element with Temperature. They are widely used in applications where precision and stability are critical. Unlike thermocouples, RTDs operate based on the predictable change in electrical resistance of certain metals—most notably platinum—with Temperature.

RTDs are valued for their excellent repeatability, long-term stability, and accurate linear output over a broad Temperature range. They are commonly employed in laboratory, industrial, and commercial settings for Temperature monitoring and control, especially in processes requiring consistent and precise measurements.

Working Principle

The working principle of an RTD is rooted in the positive Temperature coefficient of electrical resistance exhibited by metals like platinum, nickel, or copper. As the Temperature increases, the resistance of the RTD element also increases in a known and repeatable manner.

An RTD element typically consists of a fine wire wrapped around a ceramic or glass core. The resistance is measured using a Wheatstone bridge or similar circuit, and the corresponding Temperature is derived based on standardized resistance-Temperature characteristics (such as the DIN EN 60751 standard for platinum RTDs).

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S12 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S12 RTD assembly with a Nipple-Union-Nipple (N-U-N) thermowell configuration. This model is specifically designed for applications requiring easy removal and maintenance of the Temperature sensor without interrupting the process flow or dismantling pipework.

The N-U-N thermowell assembly consists of two nipples and a union fitting, providing a secure, leak-resistant installation while allowing quick disconnection and reconnection of the RTD. This design is particularly advantageous in pipelines or vessels where regular calibration or replacement of the sensor is needed.

The Model S12 is available in a variety of materials such as stainless steel and other corrosion-resistant alloys, with multiple thread sizes, insertion lengths, and RTD wiring configurations (2-wire, 3-wire, or 4-wire). It is well-suited for demanding industries including petrochemical, power generation, pharmaceuticals, and chemical processing, where operational efficiency and maintenance flexibility are critical.

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Standard Tapered Threaded Thermowell

adminONGOING — Tue, 10 Jun 2025 19:18:45 +0000

Model : S11

Standard Tapered Threaded Thermowell

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S11 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S11 RTD assembly with a standard tapered threaded thermowell. This model is designed to provide enhanced strength and efficient heat transfer in threaded process installations where robust mechanical performance and thermal response are essential.

The tapered profile of the thermowell reduces tip mass while improving response time, making it ideal for dynamic process conditions with high flow rates and pressure. The threaded connection ensures a secure and leak-proof installation, allowing for easy sensor removal and maintenance without disturbing the process environment.

Available in various thread sizes, immersion lengths, and corrosion-resistant materials such as stainless steel and high-Temperature alloys, the Model S11 can be paired with RTD elements in 2-wire, 3-wire, or 4-wire configurations. Well-suited for demanding industrial applications, including petrochemicals, power plants, and process manufacturing, the Model S11 delivers reliable, accurate, and durable Temperature measurement performance.

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Standard Straight Threaded Thermowell

adminONGOING — Tue, 10 Jun 2025 19:17:42 +0000

Model : S10

Standard Straight Threaded Thermowell

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S10 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S10 RTD assembly equipped with a standard straight threaded thermowell. This model is engineered to provide secure installation and dependable Temperature measurement in a wide range of industrial process environments.

The straight threaded thermowell ensures a tight and leak-proof connection to the process line, offering mechanical protection to the RTD element while facilitating easy sensor replacement without interrupting the process. Its uniform diameter construction provides consistent thermal conductivity and is suitable for both low and moderate flow conditions.

Manufactured using high-grade materials such as stainless steel and other corrosion-resistant alloys, the Model S10 thermowell assembly is available in multiple thread sizes, stem lengths, and RTD wiring configurations including 2-wire, 3-wire, and 4-wire designs. It is ideal for chemical processing, oil & gas, power plants, and other industrial sectors requiring precise and stable Temperature monitoring with rugged mechanical protection.

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Standard Stepped Threaded Thermowell

adminONGOING — Tue, 10 Jun 2025 19:16:32 +0000

Model : S9

Standard Stepped Threaded Thermowell

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S9 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S9 RTD assembly with a standard stepped threaded thermowell. This model is specifically designed to offer enhanced mechanical strength and optimal thermal response in threaded process connections.

The stepped construction of the thermowell minimizes the tip mass, promoting faster heat transfer to the RTD sensor, while maintaining durability in high-pressure and high-velocity flow environments. The threaded design ensures secure and leak-proof installation in pipelines, tanks, and process vessels, simplifying sensor replacement and maintenance without disturbing the process.

Model S9 is available with various stem lengths, thread sizes, and material options such as stainless steel and high-Temperature alloys. Combined with high-accuracy RTD elements in 2-wire, 3-wire, or 4-wire configurations, the assembly meets a wide range of industrial requirements with precision and reliability.

Well-suited for applications in chemical plants, refineries, pharmaceuticals, and power generation, the Model S9 provides a robust and accurate solution for continuous Temperature monitoring in demanding environments.

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Hex Nipple Process Style

adminONGOING — Tue, 10 Jun 2025 19:15:50 +0000

Model : S8

Hex Nipple Process Style

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S8 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S8 RTD, designed in a Hex Nipple Process Style for secure and rugged Temperature sensing in industrial applications. This model offers a strong mechanical connection to process equipment, making it ideal for environments where durability and reliability are essential.

The hex nipple configuration enables direct and sealed insertion into pipelines, tanks, or process lines, providing both mechanical stability and ease of installation. It is especially effective in systems where vibration, pressure, or flow turbulence is present.

The Model S8 is constructed with precision platinum RTD elements and is available in 2-wire, 3-wire, or 4-wire formats to meet various accuracy requirements. It can be customized with different sheath diameters, immersion lengths, materials, and lead wire types. Ideal for use in chemical, petrochemical, pharmaceutical, and general industrial settings, the Model S8 offers dependable performance, quick response, and long service life in demanding process conditions.

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Melt Bolt RTD Mineral Insulated

adminONGOING — Tue, 10 Jun 2025 19:14:39 +0000

Model : S7

Melt Bolt RTD Mineral Insulated

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S7 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S7 RTD, a melt bolt-style Temperature sensor featuring mineral insulated (M.I.) construction. Specifically designed for high-Temperature and high-pressure environments such as plastic and rubber extrusion processes, the Model S7 ensures accurate and responsive Temperature monitoring where direct contact with molten materials is required.

The melt bolt design allows the RTD to be threaded directly into machinery or tooling, providing reliable thermal contact with the melt stream. Its mineral insulated construction enhances mechanical strength, flexibility, and vibration resistance while maintaining excellent thermal conductivity and electrical insulation.

The Model S7 is built using high-purity platinum sensing elements and is available in 2-wire, 3-wire, or 4-wire configurations. It can be customized with a variety of thread sizes, bolt lengths, lead wire types, and sheath materials to meet specific process requirements. Ideal for use in extrusion, injection molding, and die casting, the Model S7 offers long service life, robust performance, and high measurement precision in challenging production environments.

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Hex Bushing Style RTD

adminONGOING — Tue, 10 Jun 2025 19:13:53 +0000

Model : S6

Hex Bushing Style RTD

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S6 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S6 RTD, featuring a hex bushing mounting style for secure and efficient installation in process applications. This model is engineered for industrial environments where robust mechanical connection and ease of installation are critical.

The hex bushing design allows the RTD to be threaded directly into equipment, offering a leak-resistant seal and strong mechanical stability. This configuration is especially useful in applications where the sensor needs to be replaced or maintained without interrupting the process.

Constructed with high-accuracy platinum RTD elements, the Model S6 ensures precise and consistent Temperature measurements. It is available in 2-wire, 3-wire, or 4-wire configurations and can be customized with various sheath materials, lengths, diameters, and lead wire options. Ideal for use in industries such as chemical processing, oil and gas, power generation, and general manufacturing, the Model S6 delivers reliability, accuracy, and durability in demanding conditions.

The post Hex Bushing Style RTD appeared first on Thermotech Thermocouples.

Hex Bushing Style RTD

adminONGOING — Tue, 10 Jun 2025 19:12:28 +0000

Model : S5

Hex Bushing Style RTD

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S5 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S5 RTD, designed with a hex bushing mounting style for secure and robust installation. This model integrates a threaded hexagonal bushing, allowing for easy and leak-proof mounting into process equipment, pipelines, or thermowells.

The hex bushing provides a strong mechanical connection and facilitates straightforward sensor installation and removal, making it ideal for applications requiring frequent maintenance or replacement. Built using high-purity platinum sensing elements, the Model S5 ensures accurate and stable Temperature measurements over a wide range.

Available in 2-wire, 3-wire, or 4-wire configurations, the Model S5 can be customized with various sheath materials, lengths, diameters, and insulation options to match specific industrial needs. It is well-suited for demanding applications in chemical processing, oil and gas, power generation, and general manufacturing environments, where durability and precise sensing are essential.

The post Hex Bushing Style RTD appeared first on Thermotech Thermocouples.

General Purpose RTD Type: 90 Deg. Bend

adminONGOING — Tue, 10 Jun 2025 19:11:14 +0000

Model : S4

General Purpose RTD Type: 90 Deg. Bend

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S4 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S4 RTD, a general-purpose Temperature sensor featuring a 90-degree bend design. This configuration is specifically developed for installations where straight sensors cannot be accommodated due to space constraints or where angled positioning is required for optimal sensing.

The 90-degree bend offers convenient routing of the sensor in compact equipment layouts while maintaining excellent thermal contact with the process medium. Constructed with high-quality platinum RTD elements and durable sheath materials, the Model S4 ensures precise Temperature readings, long-term stability, and mechanical strength.

Available in 2-wire, 3-wire, or 4-wire configurations, the Model S4 can be tailored with various sheath diameters, lengths, insulation types, and termination options to meet diverse application needs. It is ideally suited for general industrial use, HVAC systems, OEM equipment, and other setups requiring reliable Temperature monitoring in confined or angled spaces.

The post General Purpose RTD Type: 90 Deg. Bend appeared first on Thermotech Thermocouples.

General Purpose Type RTD

adminONGOING — Tue, 10 Jun 2025 19:10:58 +0000

Model : S3

General Purpose Type RTD

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S3 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S3 RTD, a general-purpose Temperature sensor designed for versatile use across a wide range of industrial applications. Engineered for accuracy and reliability, the Model S3 is suitable for standard process measurement tasks where dependable Temperature monitoring is essential.

The Model S3 features a straightforward design that allows for easy installation and integration into existing systems. It is constructed with high-purity platinum sensing elements, offering stable and repeatable measurements over a broad Temperature range. The RTD is available in 2-wire, 3-wire, and 4-wire configurations to suit various accuracy and system requirements.

This model can be customized with different sheath materials, insulation types, termination styles, and lead wire lengths to meet specific application needs. Ideal for use in sectors such as HVAC, water treatment, food processing, and general industrial operations, the Model S3 delivers consistent performance with minimal maintenance. Its cost-effective and robust construction makes it a go-to solution for everyday Temperature sensing tasks.

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Compression Fitting Mounting Style

adminONGOING — Tue, 10 Jun 2025 19:09:00 +0000

Model : S2

Compression Fitting Mounting Style

Resistance Temperature Detectors (RTDs): An Overview

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

Model S2 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model S2 RTD, designed with a compression fitting mounting style. This model is engineered for secure, adjustable, and leak-resistant installation in process systems where precise positioning of the RTD sensor is essential.

The compression fitting design allows the sensor to be easily inserted and locked into place at the desired immersion depth without requiring threaded connections or welding. This flexibility is particularly beneficial in applications requiring regular maintenance, calibration, or repositioning.

Constructed using high-purity platinum sensing elements and robust sheath materials such as stainless steel, the Model S2 offers high accuracy, excellent thermal response, and long-term stability. It is available in 2-wire, 3-wire, and 4-wire configurations, and can be customized with various sheath diameters, lengths, tolerance classes, and lead wire options.

Ideal for laboratory, pharmaceutical, food processing, and general industrial use, the Model S2 provides reliable and repeatable Temperature measurement while offering convenient installation and maintenance through its versatile compression fitting design.

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RTD Elements Metric Straight

adminONGOING — Tue, 10 Jun 2025 19:08:17 +0000

Model : S1

RTD Elements Metric Straight

Resistance Temperature Detectors (RTDs): An Overview

RTD (Resistance Temperature Detectors), are highly accurate and reliable sensors used to measure Temperature by correlating the resistance of the RTD element with Temperature. They are widely used in applications where precision and stability are critical. Unlike thermocouples, RTDs operate based on the predictable change in electrical resistance of certain metals—most notably platinum—with Temperature.

Working Principle

Due to their stable and accurate behavior, RTDs are widely used where precise Temperature monitoring is essential, such as in power plants, refineries, chemical plants, and aerospace applications.

RTD (Resistance Temperature Detectors) – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies Model S1, a metric straight RTD element designed for precise and stable Temperature measurement across various industrial and laboratory applications. Model S1 features a straight-form RTD construction with standardized metric dimensions, enabling seamless integration into systems requiring compact and modular sensor solutions.

Constructed using high-purity platinum wire wound or film-deposited onto a stable ceramic base, the Model S1 RTD ensures excellent long-term accuracy and repeatability. It is typically available in 2-wire, 3-wire, or 4-wire configurations, depending on the application’s precision and lead wire compensation requirements.

The S1 model can be supplied in various resistance values, commonly 100Ω or 1000Ω at 0°C, and adheres to standard tolerance classes such as Class A or Class B according to IEC 60751. Ajmer Thermotech also offers customization in terms of lead wire length, insulation material, and encapsulation type, ensuring adaptability to a wide range of operating conditions.

Ideal for use in precision instrumentation, Temperature probes, and OEM sensor assemblies, the Model S1 delivers robust performance, accuracy, and reliability, reflecting the company’s commitment to engineering excellence in Temperature sensing technologies.

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