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Duchin Instrument Releases Custom S/R Type Multi-point Thermocouple For Solar PV Diffusion & Oxidation Furnace

May 18, 2026 Leave a message

 

To meet the high-standard temperature measurement demands of photovoltaic production equipment, Duchin Instrument officially launches a professional multi-point noble metal thermocouple specially optimized for diffusion furnace and oxidation furnace. Designed for full-section temperature monitoring inside the furnace, this S/R type multi-point thermocouple fills the precision temperature control gap in the photovoltaic high-temperature processing procedure.

Backed by independent core proprietary technologies including integrated calibration device, optimized cold-end structure, sealed terminal packaging and composite metal casing, the thermocouple delivers outstanding industrial performance. It features reliable temperature detection, high measurement accuracy, excellent long-term stability, fast thermal response, strong anti-interference capability, and superior resistance to high & low temperature shock. The optimized structural design greatly extends the service life to adapt to continuous industrial operation.

 

Key Technical Parameters

Item

Specification

Thermocouple Grade

S, R

Wire Diameter

φ0.35~0.5mm

Working Temperature

0~1100°C

Temperature Accuracy

±1.0°C

Quartz Sleeve Length

≤4000mm

Sleeve Diameter

φ12~18mm

Measuring Points

3~6 points (customizable)

Compensation Cable

SC-2x0.5FPF

 

Product Advantages

  • Multi-point Synchronous Measurement: 3-6 measuring points realize full-section furnace temperature monitoring, greatly improving production detection efficiency.
  • Premium Noble Metal Material: Adopts high-quality noble metal wire to ensure ultra-high temperature accuracy and long-term working stability.
  • Customized Structural Design: Quartz casing and exposed measuring end structure adapt to complex high-temperature working conditions in photovoltaic furnaces.
  • Easy Installation & Connection: Equipped with compact connectors for simple wiring, suitable for industrial rapid assembly.

With the booming development of the global photovoltaic industry, precise furnace temperature control has become a core requirement for PV cell yield improvement. Duchin Instrument's multi-point thermocouple has been widely applied in photovoltaic diffusion furnaces and oxidation furnaces. The product supports personalized customization of size and measuring points, providing reliable high-temperature temperature measurement solutions for global photovoltaic manufacturing enterprises.

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