Heat detector

In dry material handling systems, an abnormal temperature increase in ducts, hoppers, or dust collectors can be an initial sign of a potential fire. A heat detector (Thermal Probe) is a specialized sensing device that helps to timely detect and warn of these hazards, playing a crucial role in industrial fire and explosion prevention.

The heat detector is specifically designed to identify abnormal temperature increases in ducting systems, dust collectors, hoppers, and cyclones, providing an early warning of potential fire and explosion hazards. The device operates with two flexible modes: rate-of-rise temperature detection or signaling when a fixed temperature threshold is reached. This then transmits an alarm to the RS-CUSP1L controller to activate fire prevention measures.

1. Working Principle and Efficiency of a Heat Detector

A heat detector is designed to operate effectively in harsh environments, with two flexible detection modes:

• Rate-of-Rise Detection: The device sends an immediate warning signal upon detecting a sudden temperature increase within a short period, allowing for a quick response to abnormal thermal events.
• Fixed Temperature Threshold: The detector activates an alarm when the ambient temperature reaches a preset threshold, enabling close monitoring of areas at risk of overheating.

When either of these conditions is met, the detector transmits an alert signal to the central RS-CUSP1L controller, which then activates automatic fire prevention measures such as extinguishing or isolating the hazardous zone.

2. Structure and Safety Standards of a Heat Detector

To ensure durable operation in demanding industrial environments, a heat detector is manufactured with a specialized structure and materials:

• Outer Casing: The outer casing is made of cast aluminum that meets the IP65 standard, making the device completely dust-tight and resistant to water jets. This makes it suitable for installation in harsh, dusty, and damp environments.
• Electronic Circuit Protection: The internal electronic circuitry is protected by a two-component epoxy resin layer. This layer not only prevents moisture damage but also provides vibration resistance, protecting sensitive components from mechanical stress.
• Sensor: The sensor core is made of robust steel, ensuring accurate and sensitive detection of temperature changes while also increasing the overall durability of the device.
• Certifications: The heat detector is approved for safe operation in hazardous environments, such as ATEX Zone 22, ensuring compliance with strict fire and explosion prevention regulations.

3. Outstanding Advantages of a Heat Detector

With its optimized design, a heat detector offers several key advantages:

• Compact and Flexible: Its compact structure allows for quick and easy installation in various locations, including ducts, hoppers, cyclones, or dust collectors.
• High Durability: Thanks to its robust construction, the device operates stably and durably with minimal maintenance.
• High Efficiency: It provides an ideal solution for controlling thermal risks, helping businesses prevent serious incidents.

A heat detector is an essential component of a safety system, helping to protect assets and personnel by providing early warnings of potential fire and explosion hazards.

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With the core value ALL FOR A SUSTAINABLE ENVIRONMENT, we focus on the fields of Consulting – Designing – Fabricating – Installing and transferring technology for DUST FILTRATION SYSTEMS, INDUSTRIAL VALVES, BUCKET ELEVATORS, INDUSTRIAL FANS, SCREW CONVEYORS, CHAIN CONVEYORS, BELT CONVEYORS, TELESCOPIC SPOUTS, WEIGHING CONVEYOR and complete solutions for automatic weighing, bagging, and palletizing systems for industries such as cement, animal feed – aquaculture, chemical fertilizers, rice milling, etc.

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Furthermore, Focus Engineering Co., Ltd. – Focus Laser is a leading company in the field of sheet metal fabrication in Vietnam, with a modern equipment system and a team of experienced technicians. We specialize in providing laser cutting, bending, CNC punching, and manufacturing high-quality mechanical products. We are committed to delivering optimal mechanical solutions, meeting all technical requirements with superior quality.

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