Thermal Flow Switch

Explosion-proof Thermal Flow Switch (for High Temperature & High Viscosity Media)

The FRC Explosion-Proof Flow Switch is a highly reliable instrument designed for flow detection, alarm, and process control in hazardous industrial environments. With an advanced non-mechanical design and integrated probe with signal processing, it delivers accurate and stable flow monitoring without the need for frequent maintenance. Built with corrosion-resistant materials and equipped with temperature compensation circuitry, the switch ensures precise performance even under fluctuating environmental conditions. Its ExdⅡCT6 explosion-proof housing makes it ideal for use in Zone 1 and Zone 2 areas with explosive gases or vapors, widely applicable

Description

Product Characteristics

  • Non-mechanical design: No moving parts, ensuring durability, corrosion resistance, and stable operation.

  • Integrated probe and circuitry: Easy to install and use with compact structure.

  • Temperature compensation: Built-in circuit minimizes errors caused by medium or environmental temperature variations.

  • Low power consumption: Current draw ≤100mA at DC24V±15%, with minimal heat generation.

  • High reliability: Surface-mount technology improves stability and extends service life.

  • Explosion-proof construction: Housing designed with ExdⅡCT6 standard, suitable for explosive atmospheres in Zone 1 and Zone 2.


Applications

  • Petroleum industry: Flow detection and safety monitoring in oil extraction, refining, and transportation.

  • Chemical plants: Reliable alarm and control in hazardous chemical processing environments.

  • Power generation: Monitoring cooling water, lubrication systems, and other critical flow circuits.

  • Metallurgy industry: Ensuring safe and efficient operation of cooling and process lines.

  • Other hazardous industries: Widely used in environments requiring explosion-proof flow monitoring and control.


Technical parameters

SpecificationDetails
Power SupplyDC24V ±15% / 100mA
Medium Temperature-45 ~ 300℃
Relative Humidity5% ~ 95%
Nominal Pressure0 ~ 3 MPa
Liquid Flow Speed2 ~ 300 cm/s
Protection LevelIP66
Explosion-Proof RatingExdⅡCT6
Explosion-Proof Certificate No.CCRI 20.1044
Contact CapacityAC220V / 1A, DC24V / 2.5A
Warm-up Time≤ 3 minutes
Cable SpecificationRVV 4×1.0mm², Outer diameter: 9mm ±0.5mm
Mounting MethodThreaded connection

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Tianjin ZINACA Intelligent Equipment Co., LTD

Location

No. 12, Within Waihuan Industrial Company Compound, Fujin Road, Zhongbei Town, Xiqing District, Tianjin, China

Make a Call

+8617320288925

WhatsApp Email +8617320288925